(\s+)<\/span>/g,((e,t)=>1==t.length?" ":t)).replace(//g,"")}(n.getData("text/html")):n.getData("text/plain")&&(((r=(r=n.getData("text/plain")).replace(/&/g,"&").replace(//g,">").replace(/\r?\n\r?\n/g,"").replace(/\r?\n/g,"
").replace(/\t/g," ").replace(/^\s/," ").replace(/\s$/," ").replace(/\s\s/g," ")).includes("
")||r.includes("
"))&&(r=`
${r}
`),e=r),s=this.editor.data.htmlProcessor.toView(e)}var r;const a=new o.EventInfo(this,"inputTransformation");this.fire(a,{content:s,dataTransfer:n,targetRanges:t.targetRanges,method:t.method}),a.stop.called&&e.stop(),i.scrollToTheSelection()}),{priority:"low"}),this.listenTo(this,"inputTransformation",((e,i)=>{if(i.content.isEmpty)return;const n=this.editor.data.toModel(i.content,"$clipboardHolder");0!=n.childCount&&(e.stop(),t.change((()=>{this.fire("contentInsertion",{content:n,method:i.method,dataTransfer:i.dataTransfer,targetRanges:i.targetRanges})})))}),{priority:"low"}),this.listenTo(this,"contentInsertion",((e,t)=>{t.resultRange=s._pasteFragmentWithMarkers(t.content)}),{priority:"low"})}_setupCopyCut(){const e=this.editor,t=e.model.document,i=e.editing.view.document,n=(e,i)=>{const n=i.dataTransfer;i.preventDefault(),this._fireOutputTransformationEvent(n,t.selection,e.name)};this.listenTo(i,"copy",n,{priority:"low"}),this.listenTo(i,"cut",((t,i)=>{e.model.canEditAt(e.model.document.selection)?n(t,i):i.preventDefault()}),{priority:"low"}),this.listenTo(this,"outputTransformation",((t,n)=>{const o=e.data.toView(n.content);i.fire("clipboardOutput",{dataTransfer:n.dataTransfer,content:o,method:n.method})}),{priority:"low"}),this.listenTo(i,"clipboardOutput",((i,n)=>{n.content.isEmpty||(n.dataTransfer.setData("text/html",this.editor.data.htmlProcessor.toData(n.content)),n.dataTransfer.setData("text/plain",c(n.content))),"cut"==n.method&&e.model.deleteContent(t.selection)}),{priority:"low"})}}var f=i(3906),p=i(1028);const b=(0,o.toUnit)("px");class w extends p.View{constructor(){super();const e=this.bindTemplate;this.set({isVisible:!1,left:null,top:null,width:null}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-clipboard-drop-target-line",e.if("isVisible","ck-hidden",(e=>!e))],style:{left:e.to("left",(e=>b(e))),top:e.to("top",(e=>b(e))),width:e.to("width",(e=>b(e)))}}})}}var v=i(4022);class _ extends n.Plugin{constructor(){super(...arguments),this.removeDropMarkerDelayed=(0,o.delay)((()=>this.removeDropMarker()),40),this._updateDropMarkerThrottled=(0,v.A)((e=>this._updateDropMarker(e)),40),this._reconvertMarkerThrottled=(0,v.A)((()=>{this.editor.model.markers.has("drop-target")&&this.editor.editing.reconvertMarker("drop-target")}),0),this._dropTargetLineView=new w,this._domEmitter=new((0,o.DomEmitterMixin)()),this._scrollables=new Map}static get pluginName(){return"DragDropTarget"}init(){this._setupDropMarker()}destroy(){this._domEmitter.stopListening();for(const{resizeObserver:e}of this._scrollables.values())e.destroy();return this._updateDropMarkerThrottled.cancel(),this.removeDropMarkerDelayed.cancel(),this._reconvertMarkerThrottled.cancel(),super.destroy()}updateDropMarker(e,t,i,n,o,s){this.removeDropMarkerDelayed.cancel();const r=y(this.editor,e,t,i,n,o,s);if(r)return s&&s.containsRange(r)?this.removeDropMarker():void this._updateDropMarkerThrottled(r)}getFinalDropRange(e,t,i,n,o,s){const r=y(this.editor,e,t,i,n,o,s);return this.removeDropMarker(),r}removeDropMarker(){const e=this.editor.model;this.removeDropMarkerDelayed.cancel(),this._updateDropMarkerThrottled.cancel(),this._dropTargetLineView.isVisible=!1,e.markers.has("drop-target")&&e.change((e=>{e.removeMarker("drop-target")}))}_setupDropMarker(){const e=this.editor;e.ui.view.body.add(this._dropTargetLineView),e.conversion.for("editingDowncast").markerToHighlight({model:"drop-target",view:{classes:["ck-clipboard-drop-target-range"]}}),e.conversion.for("editingDowncast").markerToElement({model:"drop-target",view:(t,{writer:i})=>{if(e.model.schema.checkChild(t.markerRange.start,"$text"))return this._dropTargetLineView.isVisible=!1,this._createDropTargetPosition(i);t.markerRange.isCollapsed?this._updateDropTargetLine(t.markerRange):this._dropTargetLineView.isVisible=!1}})}_updateDropMarker(e){const t=this.editor,i=t.model.markers;t.model.change((t=>{i.has("drop-target")?i.get("drop-target").getRange().isEqual(e)||t.updateMarker("drop-target",{range:e}):t.addMarker("drop-target",{range:e,usingOperation:!1,affectsData:!1})}))}_createDropTargetPosition(e){return e.createUIElement("span",{class:"ck ck-clipboard-drop-target-position"},(function(e){const t=this.toDomElement(e);return t.append("",e.createElement("span"),""),t}))}_updateDropTargetLine(e){const t=this.editor.editing,i=e.start.nodeBefore,n=e.start.nodeAfter,s=e.start.parent,r=i?t.mapper.toViewElement(i):null,a=r?t.view.domConverter.mapViewToDom(r):null,l=n?t.mapper.toViewElement(n):null,c=l?t.view.domConverter.mapViewToDom(l):null,d=t.mapper.toViewElement(s);if(!d)return;const u=t.view.domConverter.mapViewToDom(d),h=this._getScrollableRect(d),{scrollX:m,scrollY:g}=o.global.window,f=a?new o.Rect(a):null,p=c?new o.Rect(c):null,b=new o.Rect(u).excludeScrollbarsAndBorders(),w=f?f.bottom:b.top,v=p?p.top:b.bottom,_=o.global.window.getComputedStyle(u),y=w<=v?(w+v)/2:v;if(h.topa.schema.checkChild(s,e)))){if(a.schema.checkChild(s,"$text"))return a.createRange(s);if(t)return C(e,E(e,t.parent),n,o)}}}else if(a.schema.isInline(c))return C(e,c,n,o);if(a.schema.isBlock(c))return C(e,c,n,o);if(a.schema.checkChild(c,"$block")){const t=Array.from(c.getChildren()).filter((t=>t.is("element")&&!k(e,t)));let i=0,s=t.length;if(0==s)return a.createRange(a.createPositionAt(c,"end"));for(;i{i?(this.forceDisabled("readOnlyMode"),this._isBlockDragging=!1):this.clearForceDisabled("readOnlyMode")})),o.env.isAndroid&&this.forceDisabled("noAndroidSupport"),e.plugins.has("BlockToolbar")){const t=e.plugins.get("BlockToolbar").buttonView.element;this._domEmitter.listenTo(t,"dragstart",((e,t)=>this._handleBlockDragStart(t))),this._domEmitter.listenTo(o.global.document,"dragover",((e,t)=>this._handleBlockDragging(t))),this._domEmitter.listenTo(o.global.document,"drop",((e,t)=>this._handleBlockDragging(t))),this._domEmitter.listenTo(o.global.document,"dragend",(()=>this._handleBlockDragEnd()),{useCapture:!0}),this.isEnabled&&t.setAttribute("draggable","true"),this.on("change:isEnabled",((e,i,n)=>{t.setAttribute("draggable",n?"true":"false")}))}}destroy(){return this._domEmitter.stopListening(),super.destroy()}_handleBlockDragStart(e){if(!this.isEnabled)return;const t=this.editor.model,i=t.document.selection,n=this.editor.editing.view,o=Array.from(i.getSelectedBlocks()),s=t.createRange(t.createPositionBefore(o[0]),t.createPositionAfter(o[o.length-1]));t.change((e=>e.setSelection(s))),this._isBlockDragging=!0,n.focus(),n.getObserver(r).onDomEvent(e)}_handleBlockDragging(e){if(!this.isEnabled||!this._isBlockDragging)return;const t=e.clientX+("ltr"==this.editor.locale.contentLanguageDirection?100:-100),i=e.clientY,n=document.elementFromPoint(t,i),o=this.editor.editing.view;n&&n.closest(".ck-editor__editable")&&o.getObserver(r).onDomEvent({...e,type:e.type,dataTransfer:e.dataTransfer,target:n,clientX:t,clientY:i,preventDefault:()=>e.preventDefault(),stopPropagation:()=>e.stopPropagation()})}_handleBlockDragEnd(){this._isBlockDragging=!1}}class T extends n.Plugin{constructor(){super(...arguments),this._clearDraggableAttributesDelayed=(0,o.delay)((()=>this._clearDraggableAttributes()),40),this._blockMode=!1,this._domEmitter=new((0,o.DomEmitterMixin)())}static get pluginName(){return"DragDrop"}static get requires(){return[g,f.Widget,_,x]}init(){const e=this.editor,t=e.editing.view;this._draggedRange=null,this._draggingUid="",this._draggableElement=null,t.addObserver(r),t.addObserver(s.MouseObserver),this._setupDragging(),this._setupContentInsertionIntegration(),this._setupClipboardInputIntegration(),this._setupDraggableAttributeHandling(),this.listenTo(e,"change:isReadOnly",((e,t,i)=>{i?this.forceDisabled("readOnlyMode"):this.clearForceDisabled("readOnlyMode")})),this.on("change:isEnabled",((e,t,i)=>{i||this._finalizeDragging(!1)})),o.env.isAndroid&&this.forceDisabled("noAndroidSupport")}destroy(){return this._draggedRange&&(this._draggedRange.detach(),this._draggedRange=null),this._previewContainer&&this._previewContainer.remove(),this._domEmitter.stopListening(),this._clearDraggableAttributesDelayed.cancel(),super.destroy()}_setupDragging(){const e=this.editor,t=e.model,i=e.editing.view,n=i.document,s=e.plugins.get(_);this.listenTo(n,"dragstart",((e,i)=>{if(i.target&&i.target.is("editableElement"))return void i.preventDefault();if(this._prepareDraggedRange(i.target),!this._draggedRange)return void i.preventDefault();this._draggingUid=(0,o.uid)(),i.dataTransfer.effectAllowed=this.isEnabled?"copyMove":"copy",i.dataTransfer.setData("application/ckeditor5-dragging-uid",this._draggingUid);const n=t.createSelection(this._draggedRange.toRange());this.editor.plugins.get("ClipboardPipeline")._fireOutputTransformationEvent(i.dataTransfer,n,"dragstart");const{dataTransfer:s,domTarget:r,domEvent:a}=i,{clientX:l}=a;this._updatePreview({dataTransfer:s,domTarget:r,clientX:l}),i.stopPropagation(),this.isEnabled||(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid="")}),{priority:"low"}),this.listenTo(n,"dragend",((e,t)=>{this._finalizeDragging(!t.dataTransfer.isCanceled&&"move"==t.dataTransfer.dropEffect)}),{priority:"low"}),this._domEmitter.listenTo(o.global.document,"dragend",(()=>{this._blockMode=!1}),{useCapture:!0}),this.listenTo(n,"dragenter",(()=>{this.isEnabled&&i.focus()})),this.listenTo(n,"dragleave",(()=>{s.removeDropMarkerDelayed()})),this.listenTo(n,"dragging",((e,t)=>{if(!this.isEnabled)return void(t.dataTransfer.dropEffect="none");const{clientX:i,clientY:n}=t.domEvent;s.updateDropMarker(t.target,t.targetRanges,i,n,this._blockMode,this._draggedRange),this._draggedRange||(t.dataTransfer.dropEffect="copy"),o.env.isGecko||("copy"==t.dataTransfer.effectAllowed?t.dataTransfer.dropEffect="copy":["all","copyMove"].includes(t.dataTransfer.effectAllowed)&&(t.dataTransfer.dropEffect="move")),e.stop()}),{priority:"low"})}_setupClipboardInputIntegration(){const e=this.editor,t=e.editing.view.document,i=e.plugins.get(_);this.listenTo(t,"clipboardInput",((t,n)=>{if("drop"!=n.method)return;const{clientX:o,clientY:s}=n.domEvent,r=i.getFinalDropRange(n.target,n.targetRanges,o,s,this._blockMode,this._draggedRange);return r?(this._draggedRange&&this._draggingUid!=n.dataTransfer.getData("application/ckeditor5-dragging-uid")&&(this._draggedRange.detach(),this._draggedRange=null,this._draggingUid=""),"move"==P(n.dataTransfer)&&this._draggedRange&&this._draggedRange.containsRange(r,!0)?(this._finalizeDragging(!1),void t.stop()):void(n.targetRanges=[e.editing.mapper.toViewRange(r)])):(this._finalizeDragging(!1),void t.stop())}),{priority:"high"})}_setupContentInsertionIntegration(){const e=this.editor.plugins.get(g);e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const i=t.targetRanges.map((e=>this.editor.editing.mapper.toModelRange(e)));this.editor.model.change((e=>e.setSelection(i)))}),{priority:"high"}),e.on("contentInsertion",((e,t)=>{if(!this.isEnabled||"drop"!==t.method)return;const i="move"==P(t.dataTransfer),n=!t.resultRange||!t.resultRange.isCollapsed;this._finalizeDragging(n&&i)}),{priority:"lowest"})}_setupDraggableAttributeHandling(){const e=this.editor,t=e.editing.view,i=t.document;this.listenTo(i,"mousedown",((n,s)=>{if(o.env.isAndroid||!s)return;this._clearDraggableAttributesDelayed.cancel();let r=I(s.target);if(o.env.isBlink&&!e.isReadOnly&&!r&&!i.selection.isCollapsed){const e=i.selection.getSelectedElement();e&&(0,f.isWidget)(e)||(r=i.selection.editableElement)}r&&(t.change((e=>{e.setAttribute("draggable","true",r)})),this._draggableElement=e.editing.mapper.toModelElement(r))})),this.listenTo(i,"mouseup",(()=>{o.env.isAndroid||this._clearDraggableAttributesDelayed()}))}_clearDraggableAttributes(){const e=this.editor.editing;e.view.change((t=>{this._draggableElement&&"$graveyard"!=this._draggableElement.root.rootName&&t.removeAttribute("draggable",e.mapper.toViewElement(this._draggableElement)),this._draggableElement=null}))}_finalizeDragging(e){const t=this.editor,i=t.model;t.plugins.get(_).removeDropMarker(),this._clearDraggableAttributes(),t.plugins.has("WidgetToolbarRepository")&&t.plugins.get("WidgetToolbarRepository").clearForceDisabled("dragDrop"),this._draggingUid="",this._previewContainer&&(this._previewContainer.remove(),this._previewContainer=void 0),this._draggedRange&&(e&&this.isEnabled&&i.change((e=>{const t=i.createSelection(this._draggedRange);i.deleteContent(t,{doNotAutoparagraph:!0});const n=t.getFirstPosition().parent;n.isEmpty&&!i.schema.checkChild(n,"$text")&&i.schema.checkChild(n,"paragraph")&&e.insertElement("paragraph",n,0)})),this._draggedRange.detach(),this._draggedRange=null)}_prepareDraggedRange(e){const t=this.editor,i=t.model,n=i.document.selection,o=e?I(e):null;if(o){const e=t.editing.mapper.toModelElement(o);return this._draggedRange=s.LiveRange.fromRange(i.createRangeOn(e)),this._blockMode=i.schema.isBlock(e),void(t.plugins.has("WidgetToolbarRepository")&&t.plugins.get("WidgetToolbarRepository").forceDisabled("dragDrop"))}if(n.isCollapsed&&!n.getFirstPosition().parent.isEmpty)return;const r=Array.from(n.getSelectedBlocks()),a=n.getFirstRange();if(0==r.length)return void(this._draggedRange=s.LiveRange.fromRange(a));const l=S(i,r);if(r.length>1)this._draggedRange=s.LiveRange.fromRange(l),this._blockMode=!0;else if(1==r.length){const e=a.start.isTouching(l.start)&&a.end.isTouching(l.end);this._draggedRange=s.LiveRange.fromRange(e?l:a),this._blockMode=e}i.change((e=>e.setSelection(this._draggedRange.toRange())))}_updatePreview({dataTransfer:e,domTarget:t,clientX:i}){const n=this.editor.editing.view,s=n.document.selection.editableElement,r=n.domConverter.mapViewToDom(s),a=o.global.window.getComputedStyle(r);this._previewContainer?this._previewContainer.firstElementChild&&this._previewContainer.removeChild(this._previewContainer.firstElementChild):(this._previewContainer=(0,o.createElement)(o.global.document,"div",{style:"position: fixed; left: -999999px;"}),o.global.document.body.appendChild(this._previewContainer));const l=new o.Rect(r);if(r.contains(t))return;const c=parseFloat(a.paddingLeft),d=(0,o.createElement)(o.global.document,"div");d.className="ck ck-content",d.style.width=a.width,d.style.paddingLeft=`${l.left-i+c}px`,o.env.isiOS&&(d.style.backgroundColor="white"),n.domConverter.setContentOf(d,e.getData("text/html")),e.setDragImage(d,0,0),this._previewContainer.appendChild(d)}}function P(e){return o.env.isGecko?e.dropEffect:["all","copyMove"].includes(e.effectAllowed)?"move":"copy"}function I(e){if(e.is("editableElement"))return null;if(e.hasClass("ck-widget__selection-handle"))return e.findAncestor(f.isWidget);if((0,f.isWidget)(e))return e;const t=e.findAncestor((e=>(0,f.isWidget)(e)||e.is("editableElement")));return(0,f.isWidget)(t)?t:null}function S(e,t){const i=t[0],n=t[t.length-1],o=i.getCommonAncestor(n),s=e.createPositionBefore(i),r=e.createPositionAfter(n);if(o&&o.is("element")&&!e.schema.isLimit(o)){const t=e.createRangeOn(o),i=s.isTouching(t.start),n=r.isTouching(t.end);if(i&&n)return S(e,[o])}return e.createRange(s,r)}class V extends n.Plugin{static get pluginName(){return"PastePlainText"}static get requires(){return[g]}init(){const e=this.editor,t=e.model,i=e.editing.view,n=t.document.selection;i.addObserver(r),e.plugins.get(g).on("contentInsertion",((e,i)=>{(function(e,t){let i=t.createRangeIn(e);if(1==e.childCount){const n=e.getChild(0);n.is("element")&&t.schema.isBlock(n)&&!t.schema.isObject(n)&&!t.schema.isLimit(n)&&(i=t.createRangeIn(n))}for(const e of i.getItems()){if(!t.schema.isInline(e))return!1;if(Array.from(e.getAttributeKeys()).find((e=>t.schema.getAttributeProperties(e).isFormatting)))return!1}return!0})(i.content,t)&&t.change((e=>{const o=Array.from(n.getAttributes()).filter((([e])=>t.schema.getAttributeProperties(e).isFormatting));n.isCollapsed||t.deleteContent(n,{doNotAutoparagraph:!0}),o.push(...n.getAttributes());const s=e.createRangeIn(i.content);for(const i of s.getItems())for(const n of o)t.schema.checkAttribute(i,n[0])&&e.setAttribute(n[0],n[1],i)}))}))}}class R extends n.Plugin{static get pluginName(){return"Clipboard"}static get requires(){return[m,g,T,V]}init(){const e=this.editor,t=this.editor.t;e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Copy selected content"),keystroke:"CTRL+C"},{label:t("Paste content"),keystroke:"CTRL+V"},{label:t("Paste content as plain text"),keystroke:"CTRL+SHIFT+V"}]})}}},1703:(e,t,i)=>{"use strict";i.r(t),i.d(t,{CodeBlock:()=>_,CodeBlockEditing:()=>f,CodeBlockUI:()=>v});var n=i(1204),o=i(6449),s=i(4133),r=i(7377),a=i(5318),l=i(2148);class c extends n.uB{constructor(e){super(e),this._lastLanguage=null}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor,i=t.model,n=i.document.selection,o=(0,l.getNormalizedAndLocalizedLanguageDefinitions)(t)[0],s=Array.from(n.getSelectedBlocks()),r=null==e.forceValue?!this.value:e.forceValue,a=function(e,t,i){return e.language?e.language:e.usePreviousLanguageChoice&&t?t:i}(e,this._lastLanguage,o.language);i.change((e=>{r?this._applyCodeBlock(e,s,a):this._removeCodeBlock(e,s)}))}_getValue(){const e=this.editor.model.document.selection,t=(0,a.$1)(e.getSelectedBlocks());return!(!t||!t.is("element","codeBlock"))&&t.getAttribute("language")}_checkEnabled(){if(this.value)return!0;const e=this.editor.model.document.selection,t=this.editor.model.schema,i=(0,a.$1)(e.getSelectedBlocks());return!!i&&(0,l.canBeCodeBlock)(t,i)}_applyCodeBlock(e,t,i){this._lastLanguage=i;const n=this.editor.model.schema,o=t.filter((e=>(0,l.canBeCodeBlock)(n,e)));for(const t of o)e.rename(t,"codeBlock"),e.setAttribute("language",i,t),n.removeDisallowedAttributes([t],e),Array.from(t.getChildren()).filter((e=>!n.checkChild(t,e))).forEach((t=>e.remove(t)));o.reverse().forEach(((t,i)=>{const n=o[i+1];t.previousSibling===n&&(e.appendElement("softBreak",n),e.merge(e.createPositionBefore(t)))}))}_removeCodeBlock(e,t){const i=t.filter((e=>e.is("element","codeBlock")));for(const t of i){const i=e.createRangeOn(t);for(const t of Array.from(i.getItems()).reverse())if(t.is("element","softBreak")&&t.parent.is("element","codeBlock")){const{position:i}=e.split(e.createPositionBefore(t)),n=i.nodeAfter;e.rename(n,"paragraph"),e.removeAttribute("language",n),e.remove(t)}e.rename(t,"paragraph"),e.removeAttribute("language",t)}}}class d extends n.uB{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change((t=>{const i=(0,l.getIndentOutdentPositions)(e);for(const n of i){const i=t.createText(this._indentSequence);e.insertContent(i,n)}}))}_checkEnabled(){return!!this._indentSequence&&(0,l.isModelSelectionInCodeBlock)(this.editor.model.document.selection)}}class u extends n.uB{constructor(e){super(e),this._indentSequence=e.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model;e.change((()=>{const t=(0,l.getIndentOutdentPositions)(e);for(const i of t){const t=h(e,i,this._indentSequence);t&&e.deleteContent(e.createSelection(t))}}))}_checkEnabled(){if(!this._indentSequence)return!1;const e=this.editor.model;return!!(0,l.isModelSelectionInCodeBlock)(e.document.selection)&&(0,l.getIndentOutdentPositions)(e).some((t=>h(e,t,this._indentSequence)))}}function h(e,t,i){const n=(0,l.getTextNodeAtLineStart)(t,e);if(!n)return null;const o=(0,l.getLeadingWhiteSpaces)(n),s=o.lastIndexOf(i);if(s+i.length!==o.length)return null;if(-1===s)return null;const{parent:r,startOffset:a}=n;return e.createRange(e.createPositionAt(r,a+s),e.createPositionAt(r,a+s+i.length))}function m(e,t,i=!1){const n=(0,l.getPropertyAssociation)(t,"language","class"),o=(0,l.getPropertyAssociation)(t,"language","label");return(t,s,r)=>{const{writer:a,mapper:l,consumable:c}=r;if(!c.consume(s.item,"insert"))return;const d=s.item.getAttribute("language"),u=l.toViewPosition(e.createPositionBefore(s.item)),h={};i&&(h["data-language"]=o[d],h.spellcheck="false");const m=n[d]?{class:n[d]}:void 0,g=a.createContainerElement("code",m),f=a.createContainerElement("pre",h,g);a.insert(u,f),l.bindElements(s.item,g)}}const g="paragraph";class f extends n.k_{static get pluginName(){return"CodeBlockEditing"}static get requires(){return[o.D]}constructor(e){super(e),e.config.define("codeBlock",{languages:[{language:"plaintext",label:"Plain text"},{language:"c",label:"C"},{language:"cs",label:"C#"},{language:"cpp",label:"C++"},{language:"css",label:"CSS"},{language:"diff",label:"Diff"},{language:"html",label:"HTML"},{language:"java",label:"Java"},{language:"javascript",label:"JavaScript"},{language:"php",label:"PHP"},{language:"python",label:"Python"},{language:"ruby",label:"Ruby"},{language:"typescript",label:"TypeScript"},{language:"xml",label:"XML"}],indentSequence:"\t"})}init(){const e=this.editor,t=e.model.schema,i=e.model,n=e.editing.view,o=(0,l.getNormalizedAndLocalizedLanguageDefinitions)(e);e.commands.add("codeBlock",new c(e)),e.commands.add("indentCodeBlock",new d(e)),e.commands.add("outdentCodeBlock",new u(e)),this.listenTo(n.document,"tab",((t,i)=>{const 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Promise.all(Array.from(this.editors,(e=>e.destroy()))).then((()=>this.plugins.destroy()))}_addEditor(e,t){if(this._contextOwner)throw new n.CKEditorError("context-addeditor-private-context");this.editors.add(e),t&&(this._contextOwner=e)}_removeEditor(e){return this.editors.has(e)&&this.editors.remove(e),this._contextOwner===e?this.destroy():Promise.resolve()}_getEditorConfig(){const e={};for(const t of this.config.names())["plugins","removePlugins","extraPlugins"].includes(t)||(e[t]=this.config.get(t));return e}static create(e){return new Promise((t=>{const i=new this(e);t(i.initPlugins().then((()=>i)))}))}}class u extends((0,n.ObservableMixin)()){constructor(e){super(),this.context=e}destroy(){this.stopListening()}static get isContextPlugin(){return!0}}var h=i(151);class m{constructor(e){if(this.crashes=[],this.state="initializing",this._now=Date.now,this.crashes=[],this._crashNumberLimit="number"==typeof e.crashNumberLimit?e.crashNumberLimit:3,this._minimumNonErrorTimePeriod="number"==typeof e.minimumNonErrorTimePeriod?e.minimumNonErrorTimePeriod:5e3,this._boundErrorHandler=e=>{const t="error"in e?e.error:e.reason;t instanceof Error&&this._handleError(t,e)},this._listeners={},!this._restart)throw new Error("The Watchdog class was split into the abstract `Watchdog` class and the `EditorWatchdog` class. Please, use `EditorWatchdog` if you have used the `Watchdog` class previously.")}destroy(){this._stopErrorHandling(),this._listeners={}}on(e,t){this._listeners[e]||(this._listeners[e]=[]),this._listeners[e].push(t)}off(e,t){this._listeners[e]=this._listeners[e].filter((e=>e!==t))}_fire(e,...t){const i=this._listeners[e]||[];for(const e of i)e.apply(this,[null,...t])}_startErrorHandling(){window.addEventListener("error",this._boundErrorHandler),window.addEventListener("unhandledrejection",this._boundErrorHandler)}_stopErrorHandling(){window.removeEventListener("error",this._boundErrorHandler),window.removeEventListener("unhandledrejection",this._boundErrorHandler)}_handleError(e,t){if(this._shouldReactToError(e)){this.crashes.push({message:e.message,stack:e.stack,filename:t instanceof ErrorEvent?t.filename:void 0,lineno:t instanceof ErrorEvent?t.lineno:void 0,colno:t instanceof ErrorEvent?t.colno:void 0,date:this._now()});const i=this._shouldRestart();this.state="crashed",this._fire("stateChange"),this._fire("error",{error:e,causesRestart:i}),i?this._restart():(this.state="crashedPermanently",this._fire("stateChange"))}}_shouldReactToError(e){return e.is&&e.is("CKEditorError")&&void 0!==e.context&&null!==e.context&&"ready"===this.state&&this._isErrorComingFromThisItem(e)}_shouldRestart(){return this.crashes.length<=this._crashNumberLimit||(this.crashes[this.crashes.length-1].date-this.crashes[this.crashes.length-1-this._crashNumberLimit].date)/this._crashNumberLimit>this._minimumNonErrorTimePeriod}}function g(e,t=new Set){const i=[e],n=new Set;let o=0;for(;i.length>o;){const e=i[o++];if(!n.has(e)&&f(e)&&!t.has(e))if(n.add(e),Symbol.iterator in e)try{for(const t of e)i.push(t)}catch(e){}else for(const t in e)"defaultValue"!==t&&i.push(e[t])}return n}function f(e){const t=Object.prototype.toString.call(e),i=typeof e;return!("number"===i||"boolean"===i||"string"===i||"symbol"===i||"function"===i||"[object Date]"===t||"[object RegExp]"===t||"[object Module]"===t||null==e||e._watchdogExcluded||e instanceof EventTarget||e instanceof Event)}function p(e,t,i=new Set){if(e===t&&"object"==typeof(n=e)&&null!==n)return!0;var n;const o=g(e,i),s=g(t,i);for(const e of o)if(s.has(e))return!0;return!1}var b=i(4022),w=i(1500),v=i(3967);class _ extends m{constructor(e,t={}){super(t),this._editor=null,this._lifecyclePromise=null,this._initUsingData=!0,this._editables={},this._throttledSave=(0,b.A)(this._save.bind(this),"number"==typeof t.saveInterval?t.saveInterval:5e3),e&&(this._creator=(t,i)=>e.create(t,i)),this._destructor=e=>e.destroy()}get editor(){return this._editor}get _item(){return this._editor}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}_restart(){return Promise.resolve().then((()=>(this.state="initializing",this._fire("stateChange"),this._destroy()))).catch((e=>{console.error("An error happened during the editor destroying.",e)})).then((()=>{const e={},t=[],i=this._config.rootsAttributes||{},n={};for(const[o,s]of Object.entries(this._data.roots))s.isLoaded?(e[o]="",n[o]=i[o]||{}):t.push(o);const o={...this._config,extraPlugins:this._config.extraPlugins||[],lazyRoots:t,rootsAttributes:n,_watchdogInitialData:this._data};return delete o.initialData,o.extraPlugins.push(y),this._initUsingData?this.create(e,o,o.context):(0,w.A)(this._elementOrData)?this.create(this._elementOrData,o,o.context):this.create(this._editables,o,o.context)})).then((()=>{this._fire("restart")}))}create(e=this._elementOrData,t=this._config,i){return this._lifecyclePromise=Promise.resolve(this._lifecyclePromise).then((()=>(super._startErrorHandling(),this._elementOrData=e,this._initUsingData="string"==typeof e||Object.keys(e).length>0&&"string"==typeof Object.values(e)[0],this._config=this._cloneEditorConfiguration(t)||{},this._config.context=i,this._creator(e,this._config)))).then((e=>{this._editor=e,e.model.document.on("change:data",this._throttledSave),this._lastDocumentVersion=e.model.document.version,this._data=this._getData(),this._initUsingData||(this._editables=this._getEditables()),this.state="ready",this._fire("stateChange")})).finally((()=>{this._lifecyclePromise=null})),this._lifecyclePromise}destroy(){return this._lifecyclePromise=Promise.resolve(this._lifecyclePromise).then((()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy()))).finally((()=>{this._lifecyclePromise=null})),this._lifecyclePromise}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling(),this._throttledSave.cancel();const e=this._editor;return this._editor=null,e.model.document.off("change:data",this._throttledSave),this._destructor(e)}))}_save(){const e=this._editor.model.document.version;try{this._data=this._getData(),this._initUsingData||(this._editables=this._getEditables()),this._lastDocumentVersion=e}catch(e){console.error(e,"An error happened during restoring editor data. Editor will be restored from the previously saved data.")}}_setExcludedProperties(e){this._excludedProps=e}_getData(){const e=this._editor,t=e.model.document.roots.filter((e=>e.isAttached()&&"$graveyard"!=e.rootName)),{plugins:i}=e,n=i.has("CommentsRepository")&&i.get("CommentsRepository"),o=i.has("TrackChanges")&&i.get("TrackChanges"),s={roots:{},markers:{},commentThreads:JSON.stringify([]),suggestions:JSON.stringify([])};t.forEach((e=>{s.roots[e.rootName]={content:JSON.stringify(Array.from(e.getChildren())),attributes:JSON.stringify(Array.from(e.getAttributes())),isLoaded:e._isLoaded}}));for(const t of e.model.markers)t._affectsData&&(s.markers[t.name]={rangeJSON:t.getRange().toJSON(),usingOperation:t._managedUsingOperations,affectsData:t._affectsData});return n&&(s.commentThreads=JSON.stringify(n.getCommentThreads({toJSON:!0,skipNotAttached:!0}))),o&&(s.suggestions=JSON.stringify(o.getSuggestions({toJSON:!0,skipNotAttached:!0}))),s}_getEditables(){const e={};for(const t of this.editor.model.document.getRootNames()){const i=this.editor.ui.getEditableElement(t);i&&(e[t]=i)}return e}_isErrorComingFromThisItem(e){return p(this._editor,e.context,this._excludedProps)}_cloneEditorConfiguration(e){return(0,v.A)(e,((e,t)=>(0,w.A)(e)||"context"===t?e:void 0))}}class y{constructor(e){this.editor=e,this._data=e.config.get("_watchdogInitialData")}init(){this.editor.data.on("init",(e=>{e.stop(),this.editor.model.enqueueChange({isUndoable:!1},(e=>{this._restoreCollaborationData(),this._restoreEditorData(e)})),this.editor.data.fire("ready")}),{priority:999})}_createNode(e,t){if("name"in t){const i=e.createElement(t.name,t.attributes);if(t.children)for(const n of t.children)i._appendChild(this._createNode(e,n));return i}return e.createText(t.data,t.attributes)}_restoreEditorData(e){const t=this.editor;Object.entries(this._data.roots).forEach((([i,{content:n,attributes:o}])=>{const s=JSON.parse(n),r=JSON.parse(o),a=t.model.document.getRoot(i);for(const[t,i]of r)e.setAttribute(t,i,a);for(const t of s){const i=this._createNode(e,t);e.insert(i,a,"end")}})),Object.entries(this._data.markers).forEach((([i,n])=>{const{document:o}=t.model,{rangeJSON:{start:s,end:r},...a}=n,l=o.getRoot(s.root),c=e.createPositionFromPath(l,s.path,s.stickiness),d=e.createPositionFromPath(l,r.path,r.stickiness),u=e.createRange(c,d);e.addMarker(i,{range:u,...a})}))}_restoreCollaborationData(){const e=JSON.parse(this._data.commentThreads),t=JSON.parse(this._data.suggestions);e.forEach((e=>{const t=this.editor.config.get("collaboration.channelId"),i=this.editor.plugins.get("CommentsRepository");i.hasCommentThread(e.threadId)&&i.getCommentThread(e.threadId).remove(),i.addCommentThread({channelId:t,...e})})),t.forEach((e=>{const t=this.editor.plugins.get("TrackChangesEditing");t.hasSuggestion(e.id)?t.getSuggestion(e.id).attributes=e.attributes:t.addSuggestionData(e)}))}}const k=Symbol("MainQueueId");class C{constructor(){this._onEmptyCallbacks=[],this._queues=new Map,this._activeActions=0}onEmpty(e){this._onEmptyCallbacks.push(e)}enqueue(e,t){const i=e===k;this._activeActions++,this._queues.get(e)||this._queues.set(e,Promise.resolve());const n=(i?Promise.all(this._queues.values()):Promise.all([this._queues.get(k),this._queues.get(e)])).then(t),o=n.catch((()=>{}));return this._queues.set(e,o),n.finally((()=>{this._activeActions--,this._queues.get(e)===o&&0===this._activeActions&&this._onEmptyCallbacks.forEach((e=>e()))}))}}function A(e){return Array.isArray(e)?e:[e]}class E{constructor(){this._commands=new Map}add(e,t){this._commands.set(e,t)}get(e){return this._commands.get(e)}execute(e,...t){const i=this.get(e);if(!i)throw new n.CKEditorError("commandcollection-command-not-found",this,{commandName:e});return i.execute(...t)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const e of this.commands())e.destroy()}}class x extends n.KeystrokeHandler{constructor(e){super(),this.editor=e}set(e,t,i={}){if("string"==typeof t){const e=t;t=(t,i)=>{this.editor.execute(e),i()}}super.set(e,t,i)}}const T="contentEditing",P="common";class I{constructor(e){this.keystrokeInfos=new Map,this._editor=e;const t=e.config.get("menuBar.isVisible"),i=e.locale.t;this.addKeystrokeInfoCategory({id:T,label:i("Content editing keystrokes"),description:i("These keyboard shortcuts allow for quick access to content editing features.")});const n=[{label:i("Close contextual balloons, dropdowns, and dialogs"),keystroke:"Esc"},{label:i("Open the accessibility help dialog"),keystroke:"Alt+0"},{label:i("Move focus between form fields (inputs, buttons, etc.)"),keystroke:[["Tab"],["Shift+Tab"]]},{label:i("Move focus to the toolbar, navigate between toolbars"),keystroke:"Alt+F10",mayRequireFn:!0},{label:i("Navigate through the toolbar or menu bar"),keystroke:[["arrowup"],["arrowright"],["arrowdown"],["arrowleft"]]},{label:i("Execute the currently focused button. Executing buttons that interact with the editor content moves the focus back to the content."),keystroke:[["Enter"],["Space"]]}];t&&n.push({label:i("Move focus to the menu bar, navigate between menu bars"),keystroke:"Alt+F9",mayRequireFn:!0}),this.addKeystrokeInfoCategory({id:"navigation",label:i("User interface and content navigation keystrokes"),description:i("Use the following keystrokes for more efficient navigation in the CKEditor 5 user interface."),groups:[{id:"common",keystrokes:n}]})}addKeystrokeInfoCategory({id:e,label:t,description:i,groups:n}){this.keystrokeInfos.set(e,{id:e,label:t,description:i,groups:new Map}),this.addKeystrokeInfoGroup({categoryId:e,id:P}),n&&n.forEach((t=>{this.addKeystrokeInfoGroup({categoryId:e,...t})}))}addKeystrokeInfoGroup({categoryId:e=T,id:t,label:i,keystrokes:o}){const s=this.keystrokeInfos.get(e);if(!s)throw new n.CKEditorError("accessibility-unknown-keystroke-info-category",this._editor,{groupId:t,categoryId:e});s.groups.set(t,{id:t,label:i,keystrokes:o||[]})}addKeystrokeInfos({categoryId:e=T,groupId:t=P,keystrokes:i}){if(!this.keystrokeInfos.has(e))throw new n.CKEditorError("accessibility-unknown-keystroke-info-category",this._editor,{categoryId:e,keystrokes:i});const o=this.keystrokeInfos.get(e);if(!o.groups.has(t))throw new n.CKEditorError("accessibility-unknown-keystroke-info-group",this._editor,{groupId:t,categoryId:e,keystrokes:i});o.groups.get(t).keystrokes.push(...i)}}class S extends((0,n.ObservableMixin)()){constructor(e={}){if(super(),"sanitizeHtml"in e)throw new n.CKEditorError("editor-config-sanitizehtml-not-supported");const t=this.constructor,{translations:i,...o}=t.defaultConfig||{},{translations:s=i,...r}=e,a=e.language||o.language;this._context=e.context||new d({language:a,translations:s}),this._context._addEditor(this,!e.context);const l=Array.from(t.builtinPlugins||[]);this.config=new n.Config(r,o),this.config.define("plugins",l),this.config.define(this._context._getEditorConfig()),this.plugins=new c(this,l,this._context.plugins),this.locale=this._context.locale,this.t=this.locale.t,this._readOnlyLocks=new Set,this.commands=new E,this.set("state","initializing"),this.once("ready",(()=>this.state="ready"),{priority:"high"}),this.once("destroy",(()=>this.state="destroyed"),{priority:"high"}),this.model=new h.Model,this.on("change:isReadOnly",(()=>{this.model.document.isReadOnly=this.isReadOnly}));const u=new h.StylesProcessor;this.data=new h.DataController(this.model,u),this.editing=new h.EditingController(this.model,u),this.editing.view.document.bind("isReadOnly").to(this),this.conversion=new h.Conversion([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher),this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher),this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher),this.keystrokes=new x(this),this.keystrokes.listenTo(this.editing.view.document),this.accessibility=new I(this)}get isReadOnly(){return this._readOnlyLocks.size>0}set isReadOnly(e){throw new n.CKEditorError("editor-isreadonly-has-no-setter")}enableReadOnlyMode(e){if("string"!=typeof e&&"symbol"!=typeof e)throw new n.CKEditorError("editor-read-only-lock-id-invalid",null,{lockId:e});this._readOnlyLocks.has(e)||(this._readOnlyLocks.add(e),1===this._readOnlyLocks.size&&this.fire("change:isReadOnly","isReadOnly",!0,!1))}disableReadOnlyMode(e){if("string"!=typeof e&&"symbol"!=typeof e)throw new n.CKEditorError("editor-read-only-lock-id-invalid",null,{lockId:e});this._readOnlyLocks.has(e)&&(this._readOnlyLocks.delete(e),0===this._readOnlyLocks.size&&this.fire("change:isReadOnly","isReadOnly",!1,!0))}setData(e){this.data.set(e)}getData(e){return this.data.get(e)}initPlugins(){const e=this.config,t=e.get("plugins"),i=e.get("removePlugins")||[],n=e.get("extraPlugins")||[],o=e.get("substitutePlugins")||[];return this.plugins.init(t.concat(n),i,o)}destroy(){let e=Promise.resolve();return"initializing"==this.state&&(e=new Promise((e=>this.once("ready",e)))),e.then((()=>{this.fire("destroy"),this.stopListening(),this.commands.destroy()})).then((()=>this.plugins.destroy())).then((()=>{this.model.destroy(),this.data.destroy(),this.editing.destroy(),this.keystrokes.destroy()})).then((()=>this._context._removeEditor(this)))}execute(e,...t){try{return this.commands.execute(e,...t)}catch(e){n.CKEditorError.rethrowUnexpectedError(e,this)}}focus(){this.editing.view.focus()}static create(...e){throw new Error("This is an abstract method.")}}S.Context=d,S.EditorWatchdog=_,S.ContextWatchdog=class extends m{constructor(e,t={}){super(t),this._watchdogs=new Map,this._context=null,this._contextProps=new Set,this._actionQueues=new C,this._watchdogConfig=t,this._creator=t=>e.create(t),this._destructor=e=>e.destroy(),this._actionQueues.onEmpty((()=>{"initializing"===this.state&&(this.state="ready",this._fire("stateChange"))}))}setCreator(e){this._creator=e}setDestructor(e){this._destructor=e}get context(){return this._context}create(e={}){return this._actionQueues.enqueue(k,(()=>(this._contextConfig=e,this._create())))}getItem(e){return this._getWatchdog(e)._item}getItemState(e){return this._getWatchdog(e).state}add(e){const t=A(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e.id,(()=>{if("destroyed"===this.state)throw new Error("Cannot add items to destroyed watchdog.");if(!this._context)throw new Error("Context was not created yet. You should call the `ContextWatchdog#create()` method first.");let t;if(this._watchdogs.has(e.id))throw new Error(`Item with the given id is already added: '${e.id}'.`);if("editor"===e.type)return t=new _(null,this._watchdogConfig),t.setCreator(e.creator),t._setExcludedProperties(this._contextProps),e.destructor&&t.setDestructor(e.destructor),this._watchdogs.set(e.id,t),t.on("error",((i,{error:n,causesRestart:o})=>{this._fire("itemError",{itemId:e.id,error:n}),o&&this._actionQueues.enqueue(e.id,(()=>new Promise((i=>{const n=()=>{t.off("restart",n),this._fire("itemRestart",{itemId:e.id}),i()};t.on("restart",n)}))))})),t.create(e.sourceElementOrData,e.config,this._context);throw new Error(`Not supported item type: '${e.type}'.`)})))))}remove(e){const t=A(e);return Promise.all(t.map((e=>this._actionQueues.enqueue(e,(()=>{const t=this._getWatchdog(e);return this._watchdogs.delete(e),t.destroy()})))))}destroy(){return this._actionQueues.enqueue(k,(()=>(this.state="destroyed",this._fire("stateChange"),super.destroy(),this._destroy())))}_restart(){return this._actionQueues.enqueue(k,(()=>(this.state="initializing",this._fire("stateChange"),this._destroy().catch((e=>{console.error("An error happened during destroying the context or items.",e)})).then((()=>this._create())).then((()=>this._fire("restart"))))))}_create(){return Promise.resolve().then((()=>(this._startErrorHandling(),this._creator(this._contextConfig)))).then((e=>(this._context=e,this._contextProps=g(this._context),Promise.all(Array.from(this._watchdogs.values()).map((e=>(e._setExcludedProperties(this._contextProps),e.create(void 0,void 0,this._context))))))))}_destroy(){return Promise.resolve().then((()=>{this._stopErrorHandling();const e=this._context;return this._context=null,this._contextProps=new Set,Promise.all(Array.from(this._watchdogs.values()).map((e=>e.destroy()))).then((()=>this._destructor(e)))}))}_getWatchdog(e){const t=this._watchdogs.get(e);if(!t)throw new Error(`Item with the given id was not registered: ${e}.`);return t}_isErrorComingFromThisItem(e){for(const t of this._watchdogs.values())if(t._isErrorComingFromThisItem(e))return!1;return p(this._context,e.context)}};const V=S;var R=i(9610);function B(e){if(!(0,R.A)(e.updateSourceElement))throw new n.CKEditorError("attachtoform-missing-elementapi-interface",e);const t=e.sourceElement;if(function(e){return!!e&&"textarea"===e.tagName.toLowerCase()}(t)&&t.form){let i;const n=t.form,o=()=>e.updateSourceElement();(0,R.A)(n.submit)&&(i=n.submit,n.submit=()=>{o(),i.apply(n)}),n.addEventListener("submit",o),e.on("destroy",(()=>{n.removeEventListener("submit",o),i&&(n.submit=i)}))}}function M(e){return e}function O(e){return class extends e{updateSourceElement(e){if(!this.sourceElement)throw new n.CKEditorError("editor-missing-sourceelement",this);const t=this.config.get("updateSourceElementOnDestroy"),i=this.sourceElement instanceof HTMLTextAreaElement;if(!t&&!i)return void(0,n.setDataInElement)(this.sourceElement,"");const o="string"==typeof e?e:this.data.get();(0,n.setDataInElement)(this.sourceElement,o)}}}function L(e,t){if(t.ckeditorInstance)throw new n.CKEditorError("editor-source-element-already-used",e);t.ckeditorInstance=e,e.once("destroy",(()=>{delete t.ckeditorInstance}))}O.updateSourceElement=O(Object).prototype.updateSourceElement;class F extends u{static get pluginName(){return"PendingActions"}init(){this.set("hasAny",!1),this._actions=new n.Collection({idProperty:"_id"}),this._actions.delegate("add","remove").to(this)}add(e){if("string"!=typeof e)throw new n.CKEditorError("pendingactions-add-invalid-message",this);const t=new((0,n.ObservableMixin)());return t.set("message",e),this._actions.add(t),this.hasAny=!0,t}remove(e){this._actions.remove(e),this.hasAny=!!this._actions.length}get first(){return this._actions.get(0)}[Symbol.iterator](){return this._actions[Symbol.iterator]()}}const N={bold:'',cancel:'',caption:'',check:'',cog:'',colorPalette:'',eraser:'',history:'',image:'',imageUpload:'',imageAssetManager:'',imageUrl:'',lowVision:'',textAlternative:'',loupe:'',previousArrow:'',nextArrow:'',importExport:'',paragraph:'',plus:'',text:'',alignBottom:'',alignMiddle:'',alignTop:'',alignLeft:'',alignCenter:'',alignRight:'',alignJustify:'',objectLeft:'',objectCenter:'',objectRight:'',objectFullWidth:'',objectInline:'',objectBlockLeft:'',objectBlockRight:'',objectSizeCustom:'',objectSizeFull:'',objectSizeLarge:'',objectSizeSmall:'',objectSizeMedium:'',pencil:'',pilcrow:'',quote:'',threeVerticalDots:'',dragIndicator:'',redo:'',undo:'',bulletedList:'',numberedList:'',todoList:'',codeBlock:'',browseFiles:'',heading1:'',heading2:'',heading3:'',heading4:'',heading5:'',heading6:'',horizontalLine:'',html:'',indent:'',outdent:'',table:''}},5247:(e,t,i)=>{"use strict";i.r(t),i.d(t,{ClassicEditor:()=>d});var n=i(949),o=i(4133),s=i(5318);class r extends n.Gn{constructor(e,t){super(e),this.view=t,this._toolbarConfig=(0,n.fl)(e.config.get("toolbar")),this._elementReplacer=new s.PZ,this.listenTo(e.editing.view,"scrollToTheSelection",this._handleScrollToTheSelectionWithStickyPanel.bind(this))}get element(){return this.view.element}init(e){const t=this.editor,i=this.view,n=t.editing.view,o=i.editable,s=n.document.getRoot();o.name=s.rootName,i.render();const r=o.element;this.setEditableElement(o.name,r),i.editable.bind("isFocused").to(this.focusTracker),n.attachDomRoot(r),e&&this._elementReplacer.replace(e,this.element),this._initPlaceholder(),this._initToolbar(),i.menuBarView&&this._initMenuBar(i.menuBarView),this._initDialogPluginIntegration(),this._initContextualBalloonIntegration(),this.fire("ready")}destroy(){super.destroy();const e=this.view,t=this.editor.editing.view;this._elementReplacer.restore(),t.detachDomRoot(e.editable.name),e.destroy()}_initToolbar(){const e=this.view;e.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused"),e.stickyPanel.limiterElement=e.element,e.stickyPanel.bind("viewportTopOffset").to(this,"viewportOffset",(({top:e})=>e||0)),e.toolbar.fillFromConfig(this._toolbarConfig,this.componentFactory),this.addToolbar(e.toolbar)}_initPlaceholder(){const e=this.editor,t=e.editing.view,i=t.document.getRoot(),n=e.sourceElement;let s;const r=e.config.get("placeholder");r&&(s="string"==typeof r?r:r[this.view.editable.name]),!s&&n&&"textarea"===n.tagName.toLowerCase()&&(s=n.getAttribute("placeholder")),s&&(i.placeholder=s),(0,o.JT)({view:t,element:i,isDirectHost:!1,keepOnFocus:!0})}_initContextualBalloonIntegration(){if(!this.editor.plugins.has("ContextualBalloon"))return;const{stickyPanel:e}=this.view,t=this.editor.plugins.get("ContextualBalloon");t.on("getPositionOptions",(t=>{const i=t.return;if(!i||!e.isSticky||!e.element)return;const n=new s.rw(e.element).height,o="function"==typeof 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_name(e){this.name=e}}j.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e):"rootElement"===e||"view:rootElement"===e||"editableElement"===e||"view:editableElement"===e||"containerElement"===e||"view:containerElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class q{constructor(e={}){if(!e.boundaries&&!e.startPosition)throw new n.CKEditorError("view-tree-walker-no-start-position",null);if(e.direction&&"forward"!=e.direction&&"backward"!=e.direction)throw new n.CKEditorError("view-tree-walker-unknown-direction",e.startPosition,{direction:e.direction});this.boundaries=e.boundaries||null,e.startPosition?this._position=K._createAt(e.startPosition):this._position=K._createAt(e.boundaries["backward"==e.direction?"end":"start"]),this.direction=e.direction||"forward",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,i;do{i=this.position,t=this.next()}while(!t.done&&e(t.value));t.done||(this._position=i)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&e.offset===i.childCount)return{done:!0,value:void 0};if(i===this._boundaryEndParent&&e.offset==this.boundaries.end.offset)return{done:!0,value:void 0};let n;if(i instanceof w){if(e.isAtEnd)return this._position=K._createAfter(i),this._next();n=i.data[e.offset]}else n=i.getChild(e.offset);if(n instanceof D){if(this.shallow){if(this.boundaries&&this.boundaries.end.isBefore(e))return{done:!0,value:void 0};e.offset++}else e=new K(n,0);return this._position=e,this._formatReturnValue("elementStart",n,t,e,1)}if(n instanceof w){if(this.singleCharacters)return e=new K(n,0),this._position=e,this._next();let i,o=n.data.length;return n==this._boundaryEndParent?(o=this.boundaries.end.offset,i=new v(n,0,o),e=K._createAfter(i)):(i=new v(n,0,n.data.length),e.offset++),this._position=e,this._formatReturnValue("text",i,t,e,o)}if("string"==typeof n){let n;n=this.singleCharacters?1:(i===this._boundaryEndParent?this.boundaries.end.offset:i.data.length)-e.offset;const o=new v(i,e.offset,n);return e.offset+=n,this._position=e,this._formatReturnValue("text",o,t,e,n)}return e=K._createAfter(i),this._position=e,this.ignoreElementEnd?this._next():this._formatReturnValue("elementEnd",i,t,e)}_previous(){let e=this.position.clone();const t=this.position,i=e.parent;if(null===i.parent&&0===e.offset)return{done:!0,value:void 0};if(i==this._boundaryStartParent&&e.offset==this.boundaries.start.offset)return{done:!0,value:void 0};let n;if(i instanceof w){if(e.isAtStart)return this._position=K._createBefore(i),this._previous();n=i.data[e.offset-1]}else n=i.getChild(e.offset-1);if(n instanceof D)return this.shallow?(e.offset--,this._position=e,this._formatReturnValue("elementStart",n,t,e,1)):(e=new K(n,n.childCount),this._position=e,this.ignoreElementEnd?this._previous():this._formatReturnValue("elementEnd",n,t,e));if(n instanceof w){if(this.singleCharacters)return e=new K(n,n.data.length),this._position=e,this._previous();let i,o=n.data.length;if(n==this._boundaryStartParent){const t=this.boundaries.start.offset;i=new v(n,t,n.data.length-t),o=i.data.length,e=K._createBefore(i)}else i=new v(n,0,n.data.length),e.offset--;return this._position=e,this._formatReturnValue("text",i,t,e,o)}if("string"==typeof n){let n;if(this.singleCharacters)n=1;else{const t=i===this._boundaryStartParent?this.boundaries.start.offset:0;n=e.offset-t}e.offset-=n;const o=new v(i,e.offset,n);return this._position=e,this._formatReturnValue("text",o,t,e,n)}return e=K._createBefore(i),this._position=e,this._formatReturnValue("elementStart",i,t,e,1)}_formatReturnValue(e,t,i,n,o){return t instanceof v&&(t.offsetInText+t.data.length==t.textNode.data.length&&("forward"!=this.direction||this.boundaries&&this.boundaries.end.isEqual(this.position)?i=K._createAfter(t.textNode):(n=K._createAfter(t.textNode),this._position=n)),0===t.offsetInText&&("backward"!=this.direction||this.boundaries&&this.boundaries.start.isEqual(this.position)?i=K._createBefore(t.textNode):(n=K._createBefore(t.textNode),this._position=n))),{done:!1,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:o}}}}class K extends g{constructor(e,t){super(),this.parent=e,this.offset=t}get nodeAfter(){return this.parent.is("$text")?null:this.parent.getChild(this.offset)||null}get nodeBefore(){return this.parent.is("$text")?null:this.parent.getChild(this.offset-1)||null}get isAtStart(){return 0===this.offset}get isAtEnd(){const e=this.parent.is("$text")?this.parent.data.length:this.parent.childCount;return this.offset===e}get root(){return this.parent.root}get editableElement(){let e=this.parent;for(;!(e instanceof U);){if(!e.parent)return null;e=e.parent}return e}getShiftedBy(e){const t=K._createAt(this),i=t.offset+e;return t.offset=i<0?0:i,t}getLastMatchingPosition(e,t={}){t.startPosition=this;const i=new q(t);return i.skip(e),i.position}getAncestors(){return this.parent.is("documentFragment")?[this.parent]:this.parent.getAncestors({includeSelf:!0})}getCommonAncestor(e){const t=this.getAncestors(),i=e.getAncestors();let n=0;for(;t[n]==i[n]&&t[n];)n++;return 0===n?null:t[n-1]}isEqual(e){return this.parent==e.parent&&this.offset==e.offset}isBefore(e){return"before"==this.compareWith(e)}isAfter(e){return"after"==this.compareWith(e)}compareWith(e){if(this.root!==e.root)return"different";if(this.isEqual(e))return"same";const t=this.parent.is("node")?this.parent.getPath():[],i=e.parent.is("node")?e.parent.getPath():[];t.push(this.offset),i.push(e.offset);const o=(0,n.compareArrays)(t,i);switch(o){case"prefix":return"before";case"extension":return"after";default:return t[o]0?new this(i,n):new this(n,i)}static _createIn(e){return this._createFromParentsAndOffsets(e,0,e,e.childCount)}static _createOn(e){const t=e.is("$textProxy")?e.offsetSize:1;return this._createFromPositionAndShift(K._createBefore(e),t)}}function Z(e){return!(!e.item.is("attributeElement")&&!e.item.is("uiElement"))}G.prototype.is=function(e){return"range"===e||"view:range"===e};class J extends((0,n.EmitterMixin)(g)){constructor(...e){super(),this._ranges=[],this._lastRangeBackward=!1,this._isFake=!1,this._fakeSelectionLabel="",e.length&&this.setTo(...e)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.end:e.start).clone()}get focus(){if(!this._ranges.length)return null;const e=this._ranges[this._ranges.length-1];return(this._lastRangeBackward?e.start:e.end).clone()}get isCollapsed(){return 1===this.rangeCount&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){return this.anchor?this.anchor.editableElement:null}*getRanges(){for(const e of this._ranges)yield e.clone()}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?e.clone():null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?e.clone():null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}isEqual(e){if(this.isFake!=e.isFake)return!1;if(this.isFake&&this.fakeSelectionLabel!=e.fakeSelectionLabel)return!1;if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let i=!1;for(const n of e._ranges)if(t.isEqual(n)){i=!0;break}if(!i)return!1}return!0}isSimilar(e){if(this.isBackward!=e.isBackward)return!1;const t=(0,n.count)(this.getRanges());if(t!=(0,n.count)(e.getRanges()))return!1;if(0==t)return!0;for(let t of this.getRanges()){t=t.getTrimmed();let i=!1;for(let n of e.getRanges())if(n=n.getTrimmed(),t.start.isEqual(n.start)&&t.end.isEqual(n.end)){i=!0;break}if(!i)return!1}return!0}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}setTo(...e){let[t,i,o]=e;if("object"==typeof i&&(o=i,i=void 0),null===t)this._setRanges([]),this._setFakeOptions(o);else if(t instanceof J||t instanceof Q)this._setRanges(t.getRanges(),t.isBackward),this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel});else if(t instanceof G)this._setRanges([t],o&&o.backward),this._setFakeOptions(o);else if(t instanceof K)this._setRanges([new G(t)]),this._setFakeOptions(o);else if(t instanceof b){const e=!!o&&!!o.backward;let s;if(void 0===i)throw new n.CKEditorError("view-selection-setto-required-second-parameter",this);s="in"==i?G._createIn(t):"on"==i?G._createOn(t):new G(K._createAt(t,i)),this._setRanges([s],e),this._setFakeOptions(o)}else{if(!(0,n.isIterable)(t))throw new n.CKEditorError("view-selection-setto-not-selectable",this);this._setRanges(t,o&&o.backward),this._setFakeOptions(o)}this.fire("change")}setFocus(e,t){if(null===this.anchor)throw new n.CKEditorError("view-selection-setfocus-no-ranges",this);const i=K._createAt(e,t);if("same"==i.compareWith(this.focus))return;const o=this.anchor;this._ranges.pop(),"before"==i.compareWith(o)?this._addRange(new G(i,o),!0):this._addRange(new G(o,i)),this.fire("change")}_setRanges(e,t=!1){e=Array.from(e),this._ranges=[];for(const t of e)this._addRange(t);this._lastRangeBackward=!!t}_setFakeOptions(e={}){this._isFake=!!e.fake,this._fakeSelectionLabel=e.fake&&e.label||""}_addRange(e,t=!1){if(!(e instanceof G))throw new n.CKEditorError("view-selection-add-range-not-range",this);this._pushRange(e),this._lastRangeBackward=!!t}_pushRange(e){for(const t of this._ranges)if(e.isIntersecting(t))throw new n.CKEditorError("view-selection-range-intersects",this,{addedRange:e,intersectingRange:t});this._ranges.push(new G(e.start,e.end))}}J.prototype.is=function(e){return"selection"===e||"view:selection"===e};class Q extends((0,n.EmitterMixin)(g)){constructor(...e){super(),this._selection=new J,this._selection.delegate("change").to(this),e.length&&this._selection.setTo(...e)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(e){return this._selection.isEqual(e)}isSimilar(e){return this._selection.isSimilar(e)}_setTo(...e){this._selection.setTo(...e)}_setFocus(e,t){this._selection.setFocus(e,t)}}Q.prototype.is=function(e){return"selection"===e||"documentSelection"==e||"view:selection"==e||"view:documentSelection"==e};class Y extends n.EventInfo{constructor(e,t,i){super(e,t),this.startRange=i,this._eventPhase="none",this._currentTarget=null}get eventPhase(){return this._eventPhase}get currentTarget(){return this._currentTarget}}const X=Symbol("bubbling contexts");function ee(e){return class extends e{fire(e,...t){try{const i=e instanceof n.EventInfo?e:new n.EventInfo(this,e),o=oe(this);if(!o.size)return;if(te(i,"capturing",this),ie(o,"$capture",i,...t))return i.return;const s=i.startRange||this.selection.getFirstRange(),r=s?s.getContainedElement():null,a=!!r&&Boolean(ne(o,r));let l=r||function(e){if(!e)return null;const t=e.start.parent,i=e.end.parent,n=t.getPath(),o=i.getPath();return n.length>o.length?t:i}(s);if(te(i,"atTarget",l),!a){if(ie(o,"$text",i,...t))return i.return;te(i,"bubbling",l)}for(;l;){if(l.is("rootElement")){if(ie(o,"$root",i,...t))return i.return}else if(l.is("element")&&ie(o,l.name,i,...t))return i.return;if(ie(o,l,i,...t))return i.return;l=l.parent,te(i,"bubbling",l)}return te(i,"bubbling",this),ie(o,"$document",i,...t),i.return}catch(e){n.CKEditorError.rethrowUnexpectedError(e,this)}}_addEventListener(e,t,i){const o=(0,n.toArray)(i.context||"$document"),s=oe(this);for(const r of o){let o=s.get(r);o||(o=new((0,n.EmitterMixin)()),s.set(r,o)),this.listenTo(o,e,t,i)}}_removeEventListener(e,t){const i=oe(this);for(const n of i.values())this.stopListening(n,e,t)}}}{const e=ee(Object);["fire","_addEventListener","_removeEventListener"].forEach((t=>{ee[t]=e.prototype[t]}))}function te(e,t,i){e instanceof Y&&(e._eventPhase=t,e._currentTarget=i)}function ie(e,t,i,...n){const o="string"==typeof t?e.get(t):ne(e,t);return!!o&&(o.fire(i,...n),i.stop.called)}function ne(e,t){for(const[i,n]of e)if("function"==typeof i&&i(t))return n;return null}function oe(e){return e[X]||(e[X]=new Map),e[X]}class se extends(ee((0,n.ObservableMixin)())){constructor(e){super(),this._postFixers=new Set,this.selection=new Q,this.roots=new n.Collection({idProperty:"rootName"}),this.stylesProcessor=e,this.set("isReadOnly",!1),this.set("isFocused",!1),this.set("isSelecting",!1),this.set("isComposing",!1)}getRoot(e="main"){return this.roots.get(e)}registerPostFixer(e){this._postFixers.add(e)}destroy(){this.roots.forEach((e=>e.destroy())),this.stopListening()}_callPostFixers(e){let t=!1;do{for(const i of this._postFixers)if(t=i(e),t)break}while(t)}}class re extends D{constructor(e,t,i,n){super(e,t,i,n),this._priority=10,this._id=null,this._clonesGroup=null,this.getFillerOffset=le}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(null===this.id)throw new n.CKEditorError("attribute-element-get-elements-with-same-id-no-id",this);return new Set(this._clonesGroup)}isSimilar(e){return null!==this.id||null!==e.id?this.id===e.id:super.isSimilar(e)&&this.priority==e.priority}_clone(e=!1){const t=super._clone(e);return t._priority=this._priority,t._id=this._id,t}}re.DEFAULT_PRIORITY=10;const ae=re;function le(){if(ce(this))return null;let e=this.parent;for(;e&&e.is("attributeElement");){if(ce(e)>1)return null;e=e.parent}return!e||ce(e)>1?null:this.childCount}function ce(e){return Array.from(e.getChildren()).filter((e=>!e.is("uiElement"))).length}re.prototype.is=function(e,t){return t?t===this.name&&("attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e):"attributeElement"===e||"view:attributeElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class de extends D{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=ue}_insertChild(e,t){if(t&&(t instanceof b||Array.from(t).length>0))throw new n.CKEditorError("view-emptyelement-cannot-add",[this,t]);return 0}}function ue(){return null}de.prototype.is=function(e,t){return t?t===this.name&&("emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e):"emptyElement"===e||"view:emptyElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class he extends D{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=me}_insertChild(e,t){if(t&&(t instanceof b||Array.from(t).length>0))throw new n.CKEditorError("view-uielement-cannot-add",[this,t]);return 0}render(e,t){return this.toDomElement(e)}toDomElement(e){const t=e.createElement(this.name);for(const e of this.getAttributeKeys())t.setAttribute(e,this.getAttribute(e));return t}}function me(){return null}he.prototype.is=function(e,t){return t?t===this.name&&("uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e):"uiElement"===e||"view:uiElement"===e||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class ge extends D{constructor(e,t,i,n){super(e,t,i,n),this.getFillerOffset=fe}_insertChild(e,t){if(t&&(t instanceof b||Array.from(t).length>0))throw new n.CKEditorError("view-rawelement-cannot-add",[this,t]);return 0}render(e,t){}}function fe(){return null}ge.prototype.is=function(e,t){return t?t===this.name&&("rawElement"===e||"view:rawElement"===e||"element"===e||"view:element"===e):"rawElement"===e||"view:rawElement"===e||e===this.name||e==="view:"+this.name||"element"===e||"view:element"===e||"node"===e||"view:node"===e};class pe extends((0,n.EmitterMixin)(g)){constructor(e,t){super(),this._children=[],this._customProperties=new Map,this.document=e,t&&this._insertChild(0,t)}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return 0===this.childCount}get root(){return this}get parent(){return null}get name(){}get getFillerOffset(){}getCustomProperty(e){return this._customProperties.get(e)}*getCustomProperties(){yield*this._customProperties.entries()}_appendChild(e){return this._insertChild(this.childCount,e)}getChild(e){return this._children[e]}getChildIndex(e){return this._children.indexOf(e)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(e,t){this._fireChange("children",this);let i=0;const o=function(e,t){return"string"==typeof t?[new w(e,t)]:((0,n.isIterable)(t)||(t=[t]),Array.from(t).map((t=>"string"==typeof t?new w(e,t):t instanceof v?new w(e,t.data):t)))}(this.document,t);for(const t of o)null!==t.parent&&t._remove(),t.parent=this,this._children.splice(e,0,t),e++,i++;return i}_removeChildren(e,t=1){this._fireChange("children",this);for(let i=e;i{const i=e[e.length-1],n=!t.is("uiElement");return i&&i.breakAttributes==n?i.nodes.push(t):e.push({breakAttributes:n,nodes:[t]}),e}),[]);let o=null,s=e;for(const{nodes:e,breakAttributes:t}of i){const i=this._insertNodes(s,e,t);o||(o=i.start),s=i.end}return o?new G(o,s):new G(e)}remove(e){const t=e instanceof G?e:G._createOn(e);if(Ee(t,this.document),t.isCollapsed)return new pe(this.document);const{start:i,end:n}=this._breakAttributesRange(t,!0),o=i.parent,s=n.offset-i.offset,r=o._removeChildren(i.offset,s);for(const e of r)this._removeFromClonedElementsGroup(e);const a=this.mergeAttributes(i);return t.start=a,t.end=a.clone(),new pe(this.document,r)}clear(e,t){Ee(e,this.document);const i=e.getWalker({direction:"backward",ignoreElementEnd:!0});for(const n of i){const i=n.item;let o;if(i.is("element")&&t.isSimilar(i))o=G._createOn(i);else if(!n.nextPosition.isAfter(e.start)&&i.is("$textProxy")){const e=i.getAncestors().find((e=>e.is("element")&&t.isSimilar(e)));e&&(o=G._createIn(e))}o&&(o.end.isAfter(e.end)&&(o.end=e.end),o.start.isBefore(e.start)&&(o.start=e.start),this.remove(o))}}move(e,t){let i;if(t.isAfter(e.end)){const n=(t=this._breakAttributes(t,!0)).parent,o=n.childCount;e=this._breakAttributesRange(e,!0),i=this.remove(e),t.offset+=n.childCount-o}else i=this.remove(e);return this.insert(t,i)}wrap(e,t){if(!(t instanceof ae))throw new n.CKEditorError("view-writer-wrap-invalid-attribute",this.document);if(Ee(e,this.document),e.isCollapsed){let n=e.start;n.parent.is("element")&&(i=n.parent,!Array.from(i.getChildren()).some((e=>!e.is("uiElement"))))&&(n=n.getLastMatchingPosition((e=>e.item.is("uiElement")))),n=this._wrapPosition(n,t);const o=this.document.selection;return o.isCollapsed&&o.getFirstPosition().isEqual(e.start)&&this.setSelection(n),new G(n)}return this._wrapRange(e,t);var i}unwrap(e,t){if(!(t instanceof ae))throw new n.CKEditorError("view-writer-unwrap-invalid-attribute",this.document);if(Ee(e,this.document),e.isCollapsed)return e;const{start:i,end:o}=this._breakAttributesRange(e,!0),s=i.parent,r=this._unwrapChildren(s,i.offset,o.offset,t),a=this.mergeAttributes(r.start);a.isEqual(r.start)||r.end.offset--;const l=this.mergeAttributes(r.end);return new G(a,l)}rename(e,t){const i=new W(this.document,e,t.getAttributes());return this.insert(K._createAfter(t),i),this.move(G._createIn(t),K._createAt(i,0)),this.remove(G._createOn(t)),i}clearClonedElementsGroup(e){this._cloneGroups.delete(e)}createPositionAt(e,t){return K._createAt(e,t)}createPositionAfter(e){return K._createAfter(e)}createPositionBefore(e){return K._createBefore(e)}createRange(e,t){return new G(e,t)}createRangeOn(e){return G._createOn(e)}createRangeIn(e){return G._createIn(e)}createSelection(...e){return new J(...e)}createSlot(e="children"){if(!this._slotFactory)throw new n.CKEditorError("view-writer-invalid-create-slot-context",this.document);return this._slotFactory(this,e)}_registerSlotFactory(e){this._slotFactory=e}_clearSlotFactory(){this._slotFactory=null}_insertNodes(e,t,i){let o,s;if(o=i?we(e):e.parent.is("$text")?e.parent.parent:e.parent,!o)throw new n.CKEditorError("view-writer-invalid-position-container",this.document);s=i?this._breakAttributes(e,!0):e.parent.is("$text")?_e(e):e;const r=o._insertChild(s.offset,t);for(const e of t)this._addToClonedElementsGroup(e);const a=s.getShiftedBy(r),l=this.mergeAttributes(s);l.isEqual(s)||a.offset--;const c=this.mergeAttributes(a);return new G(l,c)}_wrapChildren(e,t,i,n){let o=t;const s=[];for(;oa.priority)&&r.getIdentity()!1,e.parent._insertChild(e.offset,i);const n=new G(e,e.getShiftedBy(1));this.wrap(n,t);const o=new K(i.parent,i.index);i._remove();const s=o.nodeBefore,r=o.nodeAfter;return s instanceof w&&r instanceof w?ye(s,r):ve(o)}_wrapAttributeElement(e,t){if(!xe(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const i of e.getAttributeKeys())if("class"!==i&&"style"!==i&&t.hasAttribute(i)&&t.getAttribute(i)!==e.getAttribute(i))return!1;for(const i of e.getStyleNames())if(t.hasStyle(i)&&t.getStyle(i)!==e.getStyle(i))return!1;for(const i of e.getAttributeKeys())"class"!==i&&"style"!==i&&(t.hasAttribute(i)||this.setAttribute(i,e.getAttribute(i),t));for(const i of e.getStyleNames())t.hasStyle(i)||this.setStyle(i,e.getStyle(i),t);for(const i of e.getClassNames())t.hasClass(i)||this.addClass(i,t);return!0}_unwrapAttributeElement(e,t){if(!xe(e,t))return!1;if(e.name!==t.name||e.priority!==t.priority)return!1;for(const i of e.getAttributeKeys())if("class"!==i&&"style"!==i&&(!t.hasAttribute(i)||t.getAttribute(i)!==e.getAttribute(i)))return!1;if(!t.hasClass(...e.getClassNames()))return!1;for(const i of 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e.clone();if(Ae(o))return e.clone();if(o.is("$text"))return this._breakAttributes(_e(e),t);if(i==o.childCount){const e=new K(o.parent,o.index+1);return this._breakAttributes(e,t)}if(0===i){const e=new K(o.parent,o.index);return this._breakAttributes(e,t)}{const e=o.index+1,n=o._clone();o.parent._insertChild(e,n),this._addToClonedElementsGroup(n);const s=o.childCount-i,r=o._removeChildren(i,s);n._appendChild(r);const a=new K(o.parent,e);return this._breakAttributes(a,t)}}_addToClonedElementsGroup(e){if(!e.root.is("rootElement"))return;if(e.is("element"))for(const t of e.getChildren())this._addToClonedElementsGroup(t);const t=e.id;if(!t)return;let i=this._cloneGroups.get(t);i||(i=new Set,this._cloneGroups.set(t,i)),i.add(e),e._clonesGroup=i}_removeFromClonedElementsGroup(e){if(e.is("element"))for(const t of e.getChildren())this._removeFromClonedElementsGroup(t);const t=e.id;if(!t)return;const i=this._cloneGroups.get(t);i&&i.delete(e)}}function we(e){let t=e.parent;for(;!Ae(t);){if(!t)return;t=t.parent}return t}function ve(e){const t=e.nodeBefore;if(t&&t.is("$text"))return new K(t,t.data.length);const i=e.nodeAfter;return i&&i.is("$text")?new K(i,0):e}function _e(e){if(e.offset==e.parent.data.length)return new K(e.parent.parent,e.parent.index+1);if(0===e.offset)return new K(e.parent.parent,e.parent.index);const t=e.parent.data.slice(e.offset);return e.parent._data=e.parent.data.slice(0,e.offset),e.parent.parent._insertChild(e.parent.index+1,new w(e.root.document,t)),new K(e.parent.parent,e.parent.index+1)}function ye(e,t){const i=e.data.length;return e._data+=t.data,t._remove(),new K(e,i)}const ke=[w,ae,W,de,ge,he];function Ce(e,t){for(const i of e){if(!ke.some((e=>i instanceof e)))throw new n.CKEditorError("view-writer-insert-invalid-node-type",t);i.is("$text")||Ce(i.getChildren(),t)}}function Ae(e){return e&&(e.is("containerElement")||e.is("documentFragment"))}function Ee(e,t){const i=we(e.start),o=we(e.end);if(!i||!o||i!==o)throw new n.CKEditorError("view-writer-invalid-range-container",t)}function xe(e,t){return null===e.id&&null===t.id}const Te=e=>e.createTextNode(" "),Pe=e=>{const t=e.createElement("span");return t.dataset.ckeFiller="true",t.innerText=" ",t},Ie=e=>{const t=e.createElement("br");return t.dataset.ckeFiller="true",t},Se=7,Ve="".repeat(Se);function Re(e){return"string"==typeof e?e.substr(0,Se)===Ve:(0,n.isText)(e)&&e.data.substr(0,Se)===Ve}function Be(e){return e.data.length==Se&&Re(e)}function Me(e){const t="string"==typeof e?e:e.data;return Re(e)?t.slice(Se):t}function Oe(e,t){if(t.keyCode==n.keyCodes.arrowleft){const e=t.domTarget.ownerDocument.defaultView.getSelection();if(1==e.rangeCount&&e.getRangeAt(0).collapsed){const t=e.getRangeAt(0).startContainer,i=e.getRangeAt(0).startOffset;Re(t)&&i<=Se&&e.collapse(t,0)}}}class Le extends((0,n.ObservableMixin)()){constructor(e,t){super(),this.domDocuments=new Set,this.markedAttributes=new Set,this.markedChildren=new Set,this.markedTexts=new Set,this._inlineFiller=null,this._fakeSelectionContainer=null,this.domConverter=e,this.selection=t,this.set("isFocused",!1),this.set("isSelecting",!1),this.set("isComposing",!1),n.env.isBlink&&!n.env.isAndroid&&this.on("change:isSelecting",(()=>{this.isSelecting||this.render()}))}markToSync(e,t){if("text"===e)this.domConverter.mapViewToDom(t.parent)&&this.markedTexts.add(t);else{if(!this.domConverter.mapViewToDom(t))return;if("attributes"===e)this.markedAttributes.add(t);else{if("children"!==e)throw new n.CKEditorError("view-renderer-unknown-type",this);this.markedChildren.add(t)}}}render(){if(this.isComposing&&!n.env.isAndroid)return;let e=null;const t=!(n.env.isBlink&&!n.env.isAndroid&&this.isSelecting);for(const e of this.markedChildren)this._updateChildrenMappings(e);t?(this._inlineFiller&&!this._isSelectionInInlineFiller()&&this._removeInlineFiller(),this._inlineFiller?e=this._getInlineFillerPosition():this._needsInlineFillerAtSelection()&&(e=this.selection.getFirstPosition(),this.markedChildren.add(e.parent))):this._inlineFiller&&this._inlineFiller.parentNode&&(e=this.domConverter.domPositionToView(this._inlineFiller),e&&e.parent.is("$text")&&(e=K._createBefore(e.parent)));for(const e of this.markedAttributes)this._updateAttrs(e);for(const t of this.markedChildren)this._updateChildren(t,{inlineFillerPosition:e});for(const t of this.markedTexts)!this.markedChildren.has(t.parent)&&this.domConverter.mapViewToDom(t.parent)&&this._updateText(t,{inlineFillerPosition:e});if(t)if(e){const t=this.domConverter.viewPositionToDom(e),i=t.parent.ownerDocument;Re(t.parent)?this._inlineFiller=t.parent:this._inlineFiller=Fe(i,t.parent,t.offset)}else this._inlineFiller=null;this._updateFocus(),this._updateSelection(),this.domConverter._clearTemporaryCustomProperties(),this.markedTexts.clear(),this.markedAttributes.clear(),this.markedChildren.clear()}_updateChildrenMappings(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const i=Array.from(t.childNodes),o=Array.from(this.domConverter.viewChildrenToDom(e,{withChildren:!1})),s=this._diffNodeLists(i,o),r=this._findUpdateActions(s,i,o,Ne);if(-1!==r.indexOf("update")){const t={equal:0,insert:0,delete:0};for(const s of r)if("update"===s){const s=t.equal+t.insert,r=t.equal+t.delete,a=e.getChild(s);!a||a.is("uiElement")||a.is("rawElement")||this._updateElementMappings(a,i[r]),(0,n.remove)(o[s]),t.equal++}else t[s]++}}_updateElementMappings(e,t){this.domConverter.unbindDomElement(t),this.domConverter.bindElements(t,e),this.markedChildren.add(e),this.markedAttributes.add(e)}_getInlineFillerPosition(){const e=this.selection.getFirstPosition();return e.parent.is("$text")?K._createBefore(e.parent):e}_isSelectionInInlineFiller(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=this.domConverter.viewPositionToDom(e);return!!(t&&(0,n.isText)(t.parent)&&Re(t.parent))}_removeInlineFiller(){const e=this._inlineFiller;if(!Re(e))throw new n.CKEditorError("view-renderer-filler-was-lost",this);Be(e)?e.remove():e.data=e.data.substr(Se),this._inlineFiller=null}_needsInlineFillerAtSelection(){if(1!=this.selection.rangeCount||!this.selection.isCollapsed)return!1;const e=this.selection.getFirstPosition(),t=e.parent,i=e.offset;if(!this.domConverter.mapViewToDom(t.root))return!1;if(!t.is("element"))return!1;if(!function(e){if("false"==e.getAttribute("contenteditable"))return!1;const t=e.findAncestor((e=>e.hasAttribute("contenteditable")));return!t||"true"==t.getAttribute("contenteditable")}(t))return!1;const o=e.nodeBefore,s=e.nodeAfter;return!(o instanceof w||s instanceof w||!(i!==t.getFillerOffset()||o&&o.is("element","br"))||n.env.isAndroid&&(o||s))}_updateText(e,t){const i=this.domConverter.findCorrespondingDomText(e);let n=this.domConverter.viewToDom(e).data;const o=t.inlineFillerPosition;o&&o.parent==e.parent&&o.offset==e.index&&(n=Ve+n),this._updateTextNode(i,n)}_updateAttrs(e){const t=this.domConverter.mapViewToDom(e);if(!t)return;const i=Array.from(t.attributes).map((e=>e.name)),n=e.getAttributeKeys();for(const i of n)this.domConverter.setDomElementAttribute(t,i,e.getAttribute(i),e);for(const n of i)e.hasAttribute(n)||this.domConverter.removeDomElementAttribute(t,n)}_updateChildren(e,t){const i=this.domConverter.mapViewToDom(e);if(!i)return;if(n.env.isAndroid){let e=null;for(const t of Array.from(i.childNodes)){if(e&&(0,n.isText)(e)&&(0,n.isText)(t)){i.normalize();break}e=t}}const o=t.inlineFillerPosition,s=i.childNodes,r=Array.from(this.domConverter.viewChildrenToDom(e,{bind:!0}));o&&o.parent===e&&Fe(i.ownerDocument,r,o.offset);const a=this._diffNodeLists(s,r),l=this._findUpdateActions(a,s,r,De);let c=0;const d=new Set;for(const e of l)"delete"===e?(d.add(s[c]),(0,n.remove)(s[c])):"equal"!==e&&"update"!==e||c++;c=0;for(const e of l)"insert"===e?((0,n.insertAt)(i,c,r[c]),c++):"update"===e?(this._updateTextNode(s[c],r[c].data),c++):"equal"===e&&(this._markDescendantTextToSync(this.domConverter.domToView(r[c])),c++);for(const e of d)e.parentNode||this.domConverter.unbindDomElement(e)}_diffNodeLists(e,t){return e=function(e,t){const i=Array.from(e);if(0==i.length||!t)return i;return i[i.length-1]==t&&i.pop(),i}(e,this._fakeSelectionContainer),(0,n.diff)(e,t,ze.bind(null,this.domConverter))}_findUpdateActions(e,t,i,o){if(-1===e.indexOf("insert")||-1===e.indexOf("delete"))return e;let s=[],r=[],a=[];const l={equal:0,insert:0,delete:0};for(const c of e)"insert"===c?a.push(i[l.equal+l.insert]):"delete"===c?r.push(t[l.equal+l.delete]):(s=s.concat((0,n.diff)(r,a,o).map((e=>"equal"===e?"update":e))),s.push("equal"),r=[],a=[]),l[c]++;return s.concat((0,n.diff)(r,a,o).map((e=>"equal"===e?"update":e)))}_updateTextNode(e,t){const i=e.data;i!=t&&(n.env.isAndroid&&this.isComposing&&i.replace(/\u00A0/g," ")==t.replace(/\u00A0/g," ")||this._updateTextNodeInternal(e,t))}_updateTextNodeInternal(e,t){const i=(0,n.fastDiff)(e.data,t);for(const t of i)"insert"===t.type?e.insertData(t.index,t.values.join("")):e.deleteData(t.index,t.howMany)}_markDescendantTextToSync(e){if(e)if(e.is("$text"))this.markedTexts.add(e);else if(e.is("element"))for(const t of e.getChildren())this._markDescendantTextToSync(t)}_updateSelection(){if(n.env.isBlink&&!n.env.isAndroid&&this.isSelecting&&!this.markedChildren.size)return;if(0===this.selection.rangeCount)return this._removeDomSelection(),void this._removeFakeSelection();const e=this.domConverter.mapViewToDom(this.selection.editableElement);this.isFocused&&e&&(this.selection.isFake?this._updateFakeSelection(e):this._fakeSelectionContainer&&this._fakeSelectionContainer.isConnected?(this._removeFakeSelection(),this._updateDomSelection(e)):this.isComposing&&n.env.isAndroid||this._updateDomSelection(e))}_updateFakeSelection(e){const t=e.ownerDocument;this._fakeSelectionContainer||(this._fakeSelectionContainer=function(e){const t=e.createElement("div");return t.className="ck-fake-selection-container",Object.assign(t.style,{position:"fixed",top:0,left:"-9999px",width:"42px"}),t.textContent=" ",t}(t));const i=this._fakeSelectionContainer;if(this.domConverter.bindFakeSelection(i,this.selection),!this._fakeSelectionNeedsUpdate(e))return;i.parentElement&&i.parentElement==e||e.appendChild(i),i.textContent=this.selection.fakeSelectionLabel||" ";const n=t.getSelection(),o=t.createRange();n.removeAllRanges(),o.selectNodeContents(i),n.addRange(o)}_updateDomSelection(e){const t=e.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(t))return;const i=this.domConverter.viewPositionToDom(this.selection.anchor),o=this.domConverter.viewPositionToDom(this.selection.focus);t.setBaseAndExtent(i.parent,i.offset,o.parent,o.offset),n.env.isGecko&&function(e,t){let i=e.parent,o=e.offset;if((0,n.isText)(i)&&Be(i)&&(o=(0,n.indexOf)(i)+1,i=i.parentNode),i.nodeType!=Node.ELEMENT_NODE||o!=i.childNodes.length-1)return;const s=i.childNodes[o];s&&"BR"==s.tagName&&t.addRange(t.getRangeAt(0))}(o,t)}_domSelectionNeedsUpdate(e){if(!this.domConverter.isDomSelectionCorrect(e))return!0;const t=e&&this.domConverter.domSelectionToView(e);return!(t&&this.selection.isEqual(t)||!this.selection.isCollapsed&&this.selection.isSimilar(t))}_fakeSelectionNeedsUpdate(e){const t=this._fakeSelectionContainer,i=e.ownerDocument.getSelection();return!t||t.parentElement!==e||i.anchorNode!==t&&!t.contains(i.anchorNode)||t.textContent!==this.selection.fakeSelectionLabel}_removeDomSelection(){for(const e of this.domDocuments){const t=e.getSelection();if(t.rangeCount){const i=e.activeElement,n=this.domConverter.mapDomToView(i);i&&n&&t.removeAllRanges()}}}_removeFakeSelection(){const e=this._fakeSelectionContainer;e&&e.remove()}_updateFocus(){if(this.isFocused){const e=this.selection.editableElement;e&&this.domConverter.focus(e)}}}function Fe(e,t,i){const o=t instanceof Array?t:t.childNodes,s=o[i];if((0,n.isText)(s))return s.data=Ve+s.data,s;{const s=e.createTextNode(Ve);return Array.isArray(t)?o.splice(i,0,s):(0,n.insertAt)(t,i,s),s}}function Ne(e,t){return(0,n.isNode)(e)&&(0,n.isNode)(t)&&!(0,n.isText)(e)&&!(0,n.isText)(t)&&!(0,n.isComment)(e)&&!(0,n.isComment)(t)&&e.tagName.toLowerCase()===t.tagName.toLowerCase()}function De(e,t){return(0,n.isNode)(e)&&(0,n.isNode)(t)&&(0,n.isText)(e)&&(0,n.isText)(t)}function ze(e,t,i){return t===i||((0,n.isText)(t)&&(0,n.isText)(i)?t.data===i.data:!(!e.isBlockFiller(t)||!e.isBlockFiller(i)))}const We=Ie(n.global.document),He=Te(n.global.document),Ue=Pe(n.global.document),$e="data-ck-unsafe-attribute-",je="data-ck-unsafe-element";class qe{constructor(e,{blockFillerMode:t,renderingMode:i="editing"}={}){this._domToViewMapping=new WeakMap,this._viewToDomMapping=new WeakMap,this._fakeSelectionMapping=new WeakMap,this._rawContentElementMatcher=new y,this._inlineObjectElementMatcher=new y,this._elementsWithTemporaryCustomProperties=new Set,this.document=e,this.renderingMode=i,this.blockFillerMode=t||("editing"===i?"br":"nbsp"),this.preElements=["pre"],this.blockElements=["address","article","aside","blockquote","caption","center","dd","details","dir","div","dl","dt","fieldset","figcaption","figure","footer","form","h1","h2","h3","h4","h5","h6","header","hgroup","legend","li","main","menu","nav","ol","p","pre","section","summary","table","tbody","td","tfoot","th","thead","tr","ul"],this.inlineObjectElements=["object","iframe","input","button","textarea","select","option","video","embed","audio","img","canvas"],this.unsafeElements=["script","style"],this._domDocument="editing"===this.renderingMode?n.global.document:n.global.document.implementation.createHTMLDocument("")}bindFakeSelection(e,t){this._fakeSelectionMapping.set(e,new J(t))}fakeSelectionToView(e){return this._fakeSelectionMapping.get(e)}bindElements(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}unbindDomElement(e){const t=this._domToViewMapping.get(e);if(t){this._domToViewMapping.delete(e),this._viewToDomMapping.delete(t);for(const t of Array.from(e.children))this.unbindDomElement(t)}}bindDocumentFragments(e,t){this._domToViewMapping.set(e,t),this._viewToDomMapping.set(t,e)}shouldRenderAttribute(e,t,i){return"data"===this.renderingMode||!(e=e.toLowerCase()).startsWith("on")&&("srcdoc"!==e||!t.match(/\bon\S+\s*=|javascript:|<\s*\/*script/i))&&("img"===i&&("src"===e||"srcset"===e)||"source"===i&&"srcset"===e||!t.match(/^\s*(javascript:|data:(image\/svg|text\/x?html))/i))}setContentOf(e,t){if("data"===this.renderingMode)return void(e.innerHTML=t);const i=(new DOMParser).parseFromString(t,"text/html"),n=i.createDocumentFragment(),o=i.body.childNodes;for(;o.length>0;)n.appendChild(o[0]);const s=i.createTreeWalker(n,NodeFilter.SHOW_ELEMENT),r=[];let a;for(;a=s.nextNode();)r.push(a);for(const e of r){for(const t of e.getAttributeNames())this.setDomElementAttribute(e,t,e.getAttribute(t));const t=e.tagName.toLowerCase();this._shouldRenameElement(t)&&(Ze(t),e.replaceWith(this._createReplacementDomElement(t,e)))}for(;e.firstChild;)e.firstChild.remove();e.append(n)}viewToDom(e,t={}){if(e.is("$text")){const t=this._processDataFromViewText(e);return this._domDocument.createTextNode(t)}{const i=e;if(this.mapViewToDom(i)){if(!i.getCustomProperty("editingPipeline:doNotReuseOnce"))return this.mapViewToDom(i);this._elementsWithTemporaryCustomProperties.add(i)}let n;if(i.is("documentFragment"))n=this._domDocument.createDocumentFragment(),t.bind&&this.bindDocumentFragments(n,i);else{if(i.is("uiElement"))return n="$comment"===i.name?this._domDocument.createComment(i.getCustomProperty("$rawContent")):i.render(this._domDocument,this),t.bind&&this.bindElements(n,i),n;this._shouldRenameElement(i.name)?(Ze(i.name),n=this._createReplacementDomElement(i.name)):n=i.hasAttribute("xmlns")?this._domDocument.createElementNS(i.getAttribute("xmlns"),i.name):this._domDocument.createElement(i.name),i.is("rawElement")&&i.render(n,this),t.bind&&this.bindElements(n,i);for(const e of i.getAttributeKeys())this.setDomElementAttribute(n,e,i.getAttribute(e),i)}if(!1!==t.withChildren)for(const e of this.viewChildrenToDom(i,t))n instanceof HTMLTemplateElement?n.content.appendChild(e):n.appendChild(e);return n}}setDomElementAttribute(e,t,i,o){const s=this.shouldRenderAttribute(t,i,e.tagName.toLowerCase())||o&&o.shouldRenderUnsafeAttribute(t);s||(0,n.logWarning)("domconverter-unsafe-attribute-detected",{domElement:e,key:t,value:i}),(0,n.isValidAttributeName)(t)?(e.hasAttribute(t)&&!s?e.removeAttribute(t):e.hasAttribute($e+t)&&s&&e.removeAttribute($e+t),e.setAttribute(s?t:$e+t,i)):(0,n.logWarning)("domconverter-invalid-attribute-detected",{domElement:e,key:t,value:i})}removeDomElementAttribute(e,t){t!=je&&(e.removeAttribute(t),e.removeAttribute($e+t))}*viewChildrenToDom(e,t={}){const i=e.getFillerOffset&&e.getFillerOffset();let o=0;for(const s of e.getChildren()){i===o&&(yield this._getBlockFiller());const e=s.is("element")&&!!s.getCustomProperty("dataPipeline:transparentRendering")&&!(0,n.first)(s.getAttributes());if(e&&"data"==this.renderingMode)if(s.is("rawElement")){const e=this._domDocument.createElement(s.name);s.render(e,this),yield*[...e.childNodes]}else yield*this.viewChildrenToDom(s,t);else e&&(0,n.logWarning)("domconverter-transparent-rendering-unsupported-in-editing-pipeline",{viewElement:s}),yield this.viewToDom(s,t);o++}i===o&&(yield this._getBlockFiller())}viewRangeToDom(e){const t=this.viewPositionToDom(e.start),i=this.viewPositionToDom(e.end),n=this._domDocument.createRange();return n.setStart(t.parent,t.offset),n.setEnd(i.parent,i.offset),n}viewPositionToDom(e){const t=e.parent;if(t.is("$text")){const i=this.findCorrespondingDomText(t);if(!i)return null;let n=e.offset;return Re(i)&&(n+=Se),{parent:i,offset:n}}{let i,o,s;if(0===e.offset){if(i=this.mapViewToDom(t),!i)return null;s=i.childNodes[0]}else{const t=e.nodeBefore;if(o=t.is("$text")?this.findCorrespondingDomText(t):this.mapViewToDom(t),!o)return null;i=o.parentNode,s=o.nextSibling}return(0,n.isText)(s)&&Re(s)?{parent:s,offset:Se}:{parent:i,offset:o?(0,n.indexOf)(o)+1:0}}}domToView(e,t={}){const i=[],n=this._domToView(e,t,i),o=n.next().value;return o?(n.next(),this._processDomInlineNodes(null,i,t),o.is("$text")&&0==o.data.length?null:o):null}*domChildrenToView(e,t={},i=[]){let n=[];n=e instanceof HTMLTemplateElement?[...e.content.childNodes]:[...e.childNodes];for(let o=0;o{const{scrollLeft:t,scrollTop:i}=e;o.push([t,i])})),t.focus(),Ke(t,(e=>{const[t,i]=o.shift();e.scrollLeft=t,e.scrollTop=i})),n.global.window.scrollTo(e,i)}}_clearDomSelection(){const e=this.mapViewToDom(this.document.selection.editableElement);if(!e)return;const t=e.ownerDocument.defaultView.getSelection(),i=this.domSelectionToView(t);i&&i.rangeCount>0&&t.removeAllRanges()}isElement(e){return e&&e.nodeType==Node.ELEMENT_NODE}isDocumentFragment(e){return e&&e.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isBlockFiller(e){return"br"==this.blockFillerMode?e.isEqualNode(We):!("BR"!==e.tagName||!Ge(e,this.blockElements)||1!==e.parentNode.childNodes.length)||e.isEqualNode(Ue)||function(e,t){return e.isEqualNode(He)&&Ge(e,t)&&1===e.parentNode.childNodes.length}(e,this.blockElements)}isDomSelectionBackward(e){if(e.isCollapsed)return!1;const t=this._domDocument.createRange();try{t.setStart(e.anchorNode,e.anchorOffset),t.setEnd(e.focusNode,e.focusOffset)}catch(e){return!1}const i=t.collapsed;return t.detach(),i}getHostViewElement(e){const t=(0,n.getAncestors)(e);for(t.pop();t.length;){const e=t.pop(),i=this._domToViewMapping.get(e);if(i&&(i.is("uiElement")||i.is("rawElement")))return i}return null}isDomSelectionCorrect(e){return this._isDomSelectionPositionCorrect(e.anchorNode,e.anchorOffset)&&this._isDomSelectionPositionCorrect(e.focusNode,e.focusOffset)}registerRawContentMatcher(e){this._rawContentElementMatcher.add(e)}registerInlineObjectMatcher(e){this._inlineObjectElementMatcher.add(e)}_clearTemporaryCustomProperties(){for(const e of this._elementsWithTemporaryCustomProperties)e._removeCustomProperty("editingPipeline:doNotReuseOnce");this._elementsWithTemporaryCustomProperties.clear()}_getBlockFiller(){switch(this.blockFillerMode){case"nbsp":return Te(this._domDocument);case"markedNbsp":return Pe(this._domDocument);case"br":return Ie(this._domDocument)}}_isDomSelectionPositionCorrect(e,t){if((0,n.isText)(e)&&Re(e)&&t0?t[e-1]:null,l=e+1e.is("element")&&t.includes(e.name)))}(e,this.preElements))return!0;for(const t of e.getAncestors({parentFirst:!0}))if(t.is("element")&&t.hasStyle("white-space")&&"inherit"!==t.getStyle("white-space"))return["pre","pre-wrap","break-spaces"].includes(t.getStyle("white-space"));return!1}_getTouchingInlineViewNode(e,t){const i=new q({startPosition:t?K._createAfter(e):K._createBefore(e),direction:t?"forward":"backward"});for(const{item:e}of i){if(e.is("$textProxy"))return e;if(!e.is("element")||!e.getCustomProperty("dataPipeline:transparentRendering")){if(e.is("element","br"))return null;if(this._isInlineObjectElement(e))return e;if(e.is("containerElement"))return null}}return null}_isBlockDomElement(e){return this.isElement(e)&&this.blockElements.includes(e.tagName.toLowerCase())}_isBlockViewElement(e){return e.is("element")&&this.blockElements.includes(e.name)}_isInlineObjectElement(e){return!!e.is("element")&&("br"==e.name||this.inlineObjectElements.includes(e.name)||!!this._inlineObjectElementMatcher.match(e))}_createViewElement(e,t){if((0,n.isComment)(e))return new he(this.document,"$comment");const i=t.keepOriginalCase?e.tagName:e.tagName.toLowerCase();return new D(this.document,i)}_isViewElementWithRawContent(e,t){return!1!==t.withChildren&&e.is("element")&&!!this._rawContentElementMatcher.match(e)}_shouldRenameElement(e){const t=e.toLowerCase();return"editing"===this.renderingMode&&this.unsafeElements.includes(t)}_createReplacementDomElement(e,t){const i=this._domDocument.createElement("span");if(i.setAttribute(je,e),t){for(;t.firstChild;)i.appendChild(t.firstChild);for(const e of t.getAttributeNames())i.setAttribute(e,t.getAttribute(e))}return i}}function Ke(e,t){let i=e;for(;i;)t(i),i=i.parentElement}function Ge(e,t){const i=e.parentNode;return!!i&&!!i.tagName&&t.includes(i.tagName.toLowerCase())}function Ze(e){"script"===e&&(0,n.logWarning)("domconverter-unsafe-script-element-detected"),"style"===e&&(0,n.logWarning)("domconverter-unsafe-style-element-detected")}class Je extends((0,n.DomEmitterMixin)()){constructor(e){super(),this._isEnabled=!1,this.view=e,this.document=e.document}get isEnabled(){return this._isEnabled}enable(){this._isEnabled=!0}disable(){this._isEnabled=!1}destroy(){this.disable(),this.stopListening()}checkShouldIgnoreEventFromTarget(e){return e&&3===e.nodeType&&(e=e.parentNode),!(!e||1!==e.nodeType)&&e.matches("[data-cke-ignore-events], [data-cke-ignore-events] *")}}var Qe=i(6232);class Ye{constructor(e,t,i){this.view=e,this.document=e.document,this.domEvent=t,this.domTarget=t.target,(0,Qe.A)(this,i)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class Xe extends Je{constructor(){super(...arguments),this.useCapture=!1}observe(e){("string"==typeof this.domEventType?[this.domEventType]:this.domEventType).forEach((t=>{this.listenTo(e,t,((e,t)=>{this.isEnabled&&!this.checkShouldIgnoreEventFromTarget(t.target)&&this.onDomEvent(t)}),{useCapture:this.useCapture})}))}stopObserving(e){this.stopListening(e)}fire(e,t,i){this.isEnabled&&this.document.fire(e,new Ye(this.view,t,i))}}class et extends Xe{constructor(){super(...arguments),this.domEventType=["keydown","keyup"]}onDomEvent(e){const t={keyCode:e.keyCode,altKey:e.altKey,ctrlKey:e.ctrlKey,shiftKey:e.shiftKey,metaKey:e.metaKey,get keystroke(){return(0,n.getCode)(this)}};this.fire(e.type,e,t)}}var tt=i(2223);class it extends Je{constructor(e){super(e),this._fireSelectionChangeDoneDebounced=(0,tt.A)((e=>{this.document.fire("selectionChangeDone",e)}),200)}observe(){const e=this.document;e.on("arrowKey",((t,i)=>{e.selection.isFake&&this.isEnabled&&i.preventDefault()}),{context:"$capture"}),e.on("arrowKey",((t,i)=>{e.selection.isFake&&this.isEnabled&&this._handleSelectionMove(i.keyCode)}),{priority:"lowest"})}stopObserving(){}destroy(){super.destroy(),this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(e){const t=this.document.selection,i=new J(t.getRanges(),{backward:t.isBackward,fake:!1});e!=n.keyCodes.arrowleft&&e!=n.keyCodes.arrowup||i.setTo(i.getFirstPosition()),e!=n.keyCodes.arrowright&&e!=n.keyCodes.arrowdown||i.setTo(i.getLastPosition());const o={oldSelection:t,newSelection:i,domSelection:null};this.document.fire("selectionChange",o),this._fireSelectionChangeDoneDebounced(o)}}var nt=i(5407);class ot extends Je{constructor(e){super(e),this._config={childList:!0,characterData:!0,subtree:!0},this.domConverter=e.domConverter,this._domElements=new Set,this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this))}flush(){this._onMutations(this._mutationObserver.takeRecords())}observe(e){this._domElements.add(e),this.isEnabled&&this._mutationObserver.observe(e,this._config)}stopObserving(e){if(this._domElements.delete(e),this.isEnabled){this._mutationObserver.disconnect();for(const e of this._domElements)this._mutationObserver.observe(e,this._config)}}enable(){super.enable();for(const e of this._domElements)this._mutationObserver.observe(e,this._config)}disable(){super.disable(),this._mutationObserver.disconnect()}destroy(){super.destroy(),this._mutationObserver.disconnect()}_onMutations(e){if(0===e.length)return;const t=this.domConverter,i=new Set,n=new Set;for(const i of e){const e=t.mapDomToView(i.target);e&&(e.is("uiElement")||e.is("rawElement")||"childList"!==i.type||this._isBogusBrMutation(i)||n.add(e))}for(const o of e){const e=t.mapDomToView(o.target);if((!e||!e.is("uiElement")&&!e.is("rawElement"))&&"characterData"===o.type){const e=t.findCorrespondingViewText(o.target);e&&!n.has(e.parent)?i.add(e):!e&&Re(o.target)&&n.add(t.mapDomToView(o.target.parentNode))}}const o=[];for(const e of i)o.push({type:"text",node:e});for(const e of n){const i=t.mapViewToDom(e),n=Array.from(e.getChildren()),c=Array.from(t.domChildrenToView(i,{withChildren:!1}));s=n,r=c,l=void 0,(void 0===(l=(a="function"==typeof(a=st)?a:void 0)?a(s,r):void 0)?(0,nt.A)(s,r,void 0,a):l)||o.push({type:"children",node:e})}var s,r,a,l;o.length&&this.document.fire("mutations",{mutations:o})}_isBogusBrMutation(e){let t=null;return null===e.nextSibling&&0===e.removedNodes.length&&1==e.addedNodes.length&&(t=this.domConverter.domToView(e.addedNodes[0],{withChildren:!1})),t&&t.is("element","br")}}function st(e,t){if(!Array.isArray(e))return e===t||!(!e.is("$text")||!t.is("$text"))&&e.data===t.data}class rt extends Xe{constructor(e){super(e),this._renderTimeoutId=null,this._isFocusChanging=!1,this.domEventType=["focus","blur"],this.useCapture=!0;const t=this.document;t.on("focus",(()=>this._handleFocus())),t.on("blur",((e,t)=>this._handleBlur(t))),t.on("beforeinput",(()=>{t.isFocused||this._handleFocus()}),{priority:"highest"})}flush(){this._isFocusChanging&&(this._isFocusChanging=!1,this.document.isFocused=!0)}onDomEvent(e){this.fire(e.type,e)}destroy(){this._clearTimeout(),super.destroy()}_handleFocus(){this._clearTimeout(),this._isFocusChanging=!0,this._renderTimeoutId=setTimeout((()=>{this._renderTimeoutId=null,this.flush(),this.view.change((()=>{}))}),50)}_handleBlur(e){const t=this.document.selection.editableElement;null!==t&&t!==e.target||(this.document.isFocused=!1,this._isFocusChanging=!1,this.view.change((()=>{})))}_clearTimeout(){this._renderTimeoutId&&(clearTimeout(this._renderTimeoutId),this._renderTimeoutId=null)}}class at extends Je{constructor(e){super(e),this.mutationObserver=e.getObserver(ot),this.focusObserver=e.getObserver(rt),this.selection=this.document.selection,this.domConverter=e.domConverter,this._documents=new WeakSet,this._fireSelectionChangeDoneDebounced=(0,tt.A)((e=>{this.document.fire("selectionChangeDone",e)}),200),this._clearInfiniteLoopInterval=setInterval((()=>this._clearInfiniteLoop()),1e3),this._documentIsSelectingInactivityTimeoutDebounced=(0,tt.A)((()=>this.document.isSelecting=!1),5e3),this._loopbackCounter=0}observe(e){const t=e.ownerDocument,i=()=>{this.document.isSelecting&&(this._handleSelectionChange(t),this.document.isSelecting=!1,this._documentIsSelectingInactivityTimeoutDebounced.cancel())};this.listenTo(e,"selectstart",(()=>{this.document.isSelecting=!0,this._documentIsSelectingInactivityTimeoutDebounced()}),{priority:"highest"}),this.listenTo(e,"keydown",i,{priority:"highest",useCapture:!0}),this.listenTo(e,"keyup",i,{priority:"highest",useCapture:!0}),this._documents.has(t)||(this.listenTo(t,"mouseup",i,{priority:"highest",useCapture:!0}),this.listenTo(t,"selectionchange",((e,i)=>{this.document.isComposing&&!n.env.isAndroid||(this._handleSelectionChange(t),this._documentIsSelectingInactivityTimeoutDebounced())})),this.listenTo(this.view.document,"compositionstart",(()=>{this._handleSelectionChange(t)}),{priority:"lowest"}),this._documents.add(t))}stopObserving(e){this.stopListening(e)}destroy(){super.destroy(),clearInterval(this._clearInfiniteLoopInterval),this._fireSelectionChangeDoneDebounced.cancel(),this._documentIsSelectingInactivityTimeoutDebounced.cancel()}_reportInfiniteLoop(){}_handleSelectionChange(e){if(!this.isEnabled)return;const t=e.defaultView.getSelection();if(this.checkShouldIgnoreEventFromTarget(t.anchorNode))return;this.mutationObserver.flush();const i=this.domConverter.domSelectionToView(t);if(0!=i.rangeCount){if(this.view.hasDomSelection=!0,this.focusObserver.flush(),!this.selection.isEqual(i)||!this.domConverter.isDomSelectionCorrect(t))if(++this._loopbackCounter>60)this._reportInfiniteLoop();else if(this.selection.isSimilar(i))this.view.forceRender();else{const e={oldSelection:this.selection,newSelection:i,domSelection:t};this.document.fire("selectionChange",e),this._fireSelectionChangeDoneDebounced(e)}}else this.view.hasDomSelection=!1}_clearInfiniteLoop(){this._loopbackCounter=0}}class lt extends Xe{constructor(e){super(e),this.domEventType=["compositionstart","compositionupdate","compositionend"];const t=this.document;t.on("compositionstart",(()=>{t.isComposing=!0}),{priority:"low"}),t.on("compositionend",(()=>{t.isComposing=!1}),{priority:"low"})}onDomEvent(e){this.fire(e.type,e,{data:e.data})}}class ct{constructor(e,t={}){this._files=t.cacheFiles?dt(e):null,this._native=e}get files(){return this._files||(this._files=dt(this._native)),this._files}get types(){return this._native.types}getData(e){return this._native.getData(e)}setData(e,t){this._native.setData(e,t)}set effectAllowed(e){this._native.effectAllowed=e}get effectAllowed(){return this._native.effectAllowed}set dropEffect(e){this._native.dropEffect=e}get dropEffect(){return this._native.dropEffect}setDragImage(e,t,i){this._native.setDragImage(e,t,i)}get isCanceled(){return"none"==this._native.dropEffect||!!this._native.mozUserCancelled}}function dt(e){const t=Array.from(e.files||[]),i=Array.from(e.items||[]);return t.length?t:i.filter((e=>"file"===e.kind)).map((e=>e.getAsFile()))}class ut extends Xe{constructor(){super(...arguments),this.domEventType="beforeinput"}onDomEvent(e){const t=e.getTargetRanges(),i=this.view,o=i.document;let s=null,r=null,a=[];if(e.dataTransfer&&(s=new ct(e.dataTransfer)),null!==e.data?r=e.data:s&&(r=s.getData("text/plain")),o.selection.isFake)a=Array.from(o.selection.getRanges());else if(t.length)a=t.map((e=>{const t=i.domConverter.domPositionToView(e.startContainer,e.startOffset),n=i.domConverter.domPositionToView(e.endContainer,e.endOffset);return t?i.createRange(t,n):n?i.createRange(n):void 0})).filter((e=>!!e));else if(n.env.isAndroid){const t=e.target.ownerDocument.defaultView.getSelection();a=Array.from(i.domConverter.domSelectionToView(t).getRanges())}if(n.env.isAndroid&&"insertCompositionText"==e.inputType&&r&&r.endsWith("\n"))this.fire(e.type,e,{inputType:"insertParagraph",targetRanges:[i.createRange(a[0].end)]});else if("insertText"==e.inputType&&r&&r.includes("\n")){const t=r.split(/\n{1,2}/g);let i=a;for(let n=0;n{if(this.isEnabled&&(0,n.isArrowKeyCode)(t.keyCode)){const i=new Y(this.document,"arrowKey",this.document.selection.getFirstRange());this.document.fire(i,t),i.stop.called&&e.stop()}}))}observe(){}stopObserving(){}}class mt extends Je{constructor(e){super(e);const t=this.document;t.on("keydown",((e,i)=>{if(!this.isEnabled||i.keyCode!=n.keyCodes.tab||i.ctrlKey)return;const o=new Y(t,"tab",t.selection.getFirstRange());t.fire(o,i),o.stop.called&&e.stop()}))}observe(){}stopObserving(){}}var gt=i(903);class ft extends((0,n.ObservableMixin)()){constructor(e){var t;super(),this.domRoots=new Map,this._initialDomRootAttributes=new WeakMap,this._observers=new Map,this._ongoingChange=!1,this._postFixersInProgress=!1,this._renderingDisabled=!1,this._hasChangedSinceTheLastRendering=!1,this.document=new se(e),this.domConverter=new qe(this.document),this.set("isRenderingInProgress",!1),this.set("hasDomSelection",!1),this._renderer=new Le(this.domConverter,this.document.selection),this._renderer.bind("isFocused","isSelecting","isComposing").to(this.document,"isFocused","isSelecting","isComposing"),this._writer=new be(this.document),this.addObserver(ot),this.addObserver(rt),this.addObserver(at),this.addObserver(et),this.addObserver(it),this.addObserver(lt),this.addObserver(ht),this.addObserver(ut),this.addObserver(mt),this.document.on("arrowKey",Oe,{priority:"low"}),(t=this).document.on("arrowKey",((e,i)=>function(e,t,i){if(t.keyCode==n.keyCodes.arrowright){const e=t.domTarget.ownerDocument.defaultView.getSelection(),n=1==e.rangeCount&&e.getRangeAt(0).collapsed;if(n||t.shiftKey){const t=e.focusNode,o=e.focusOffset,s=i.domPositionToView(t,o);if(null===s)return;let r=!1;const a=s.getLastMatchingPosition((e=>(e.item.is("uiElement")&&(r=!0),!(!e.item.is("uiElement")&&!e.item.is("attributeElement")))));if(r){const t=i.viewPositionToDom(a);n?e.collapse(t.parent,t.offset):e.extend(t.parent,t.offset)}}}}(0,i,t.domConverter)),{priority:"low"}),this.on("render",(()=>{this._render(),this.document.fire("layoutChanged"),this._hasChangedSinceTheLastRendering=!1})),this.listenTo(this.document.selection,"change",(()=>{this._hasChangedSinceTheLastRendering=!0})),this.listenTo(this.document,"change:isFocused",(()=>{this._hasChangedSinceTheLastRendering=!0})),n.env.isiOS&&this.listenTo(this.document,"blur",((e,t)=>{this.domConverter.mapDomToView(t.domEvent.relatedTarget)||this.domConverter._clearDomSelection()})),this.listenTo(this.document,"mutations",((e,{mutations:t})=>{t.forEach((e=>this._renderer.markToSync(e.type,e.node)))}),{priority:"low"}),this.listenTo(this.document,"mutations",(()=>{this.forceRender()}),{priority:"lowest"})}attachDomRoot(e,t="main"){const i=this.document.getRoot(t);i._name=e.tagName.toLowerCase();const n={};for(const{name:t,value:o}of Array.from(e.attributes))n[t]=o,"class"===t?this._writer.addClass(o.split(" "),i):i.hasAttribute(t)||this._writer.setAttribute(t,o,i);this._initialDomRootAttributes.set(e,n);const o=()=>{this._writer.setAttribute("contenteditable",(!i.isReadOnly).toString(),i),i.isReadOnly?this._writer.addClass("ck-read-only",i):this._writer.removeClass("ck-read-only",i)};o(),this.domRoots.set(t,e),this.domConverter.bindElements(e,i),this._renderer.markToSync("children",i),this._renderer.markToSync("attributes",i),this._renderer.domDocuments.add(e.ownerDocument),i.on("change:children",((e,t)=>this._renderer.markToSync("children",t))),i.on("change:attributes",((e,t)=>this._renderer.markToSync("attributes",t))),i.on("change:text",((e,t)=>this._renderer.markToSync("text",t))),i.on("change:isReadOnly",(()=>this.change(o))),i.on("change",(()=>{this._hasChangedSinceTheLastRendering=!0}));for(const i of this._observers.values())i.observe(e,t)}detachDomRoot(e){const t=this.domRoots.get(e);Array.from(t.attributes).forEach((({name:e})=>t.removeAttribute(e)));const i=this._initialDomRootAttributes.get(t);for(const e in i)t.setAttribute(e,i[e]);this.domRoots.delete(e),this.domConverter.unbindDomElement(t);for(const e of this._observers.values())e.stopObserving(t)}getDomRoot(e="main"){return this.domRoots.get(e)}addObserver(e){let t=this._observers.get(e);if(t)return t;t=new e(this),this._observers.set(e,t);for(const[e,i]of this.domRoots)t.observe(i,e);return t.enable(),t}getObserver(e){return this._observers.get(e)}disableObservers(){for(const e of this._observers.values())e.disable()}enableObservers(){for(const e of this._observers.values())e.enable()}scrollToTheSelection({alignToTop:e,forceScroll:t,viewportOffset:i=20,ancestorOffset:o=20}={}){const s=this.document.selection.getFirstRange();if(!s)return;const r=(0,gt.A)({alignToTop:e,forceScroll:t,viewportOffset:i,ancestorOffset:o});"number"==typeof i&&(i={top:i,bottom:i,left:i,right:i});const a={target:this.domConverter.viewRangeToDom(s),viewportOffset:i,ancestorOffset:o,alignToTop:e,forceScroll:t};this.fire("scrollToTheSelection",a,r),(0,n.scrollViewportToShowTarget)(a)}focus(){if(!this.document.isFocused){const e=this.document.selection.editableElement;e&&(this.domConverter.focus(e),this.forceRender())}}change(e){if(this.isRenderingInProgress||this._postFixersInProgress)throw new n.CKEditorError("cannot-change-view-tree",this);try{if(this._ongoingChange)return e(this._writer);this._ongoingChange=!0;const t=e(this._writer);return this._ongoingChange=!1,!this._renderingDisabled&&this._hasChangedSinceTheLastRendering&&(this._postFixersInProgress=!0,this.document._callPostFixers(this._writer),this._postFixersInProgress=!1,this.fire("render")),t}catch(e){n.CKEditorError.rethrowUnexpectedError(e,this)}}forceRender(){this._hasChangedSinceTheLastRendering=!0,this.getObserver(rt).flush(),this.change((()=>{}))}destroy(){for(const e of this._observers.values())e.destroy();this.document.destroy(),this.stopListening()}createPositionAt(e,t){return K._createAt(e,t)}createPositionAfter(e){return K._createAfter(e)}createPositionBefore(e){return K._createBefore(e)}createRange(e,t){return new G(e,t)}createRangeOn(e){return G._createOn(e)}createRangeIn(e){return G._createIn(e)}createSelection(...e){return new J(...e)}_disableRendering(e){this._renderingDisabled=e,0==e&&this.change((()=>{}))}_render(){this.isRenderingInProgress=!0,this.disableObservers(),this._renderer.render(),this.enableObservers(),this.isRenderingInProgress=!1}}class pt{is(){throw new Error("is() method is abstract")}}class bt extends pt{constructor(e){super(),this.parent=null,this._attrs=(0,n.toMap)(e)}get document(){return null}get index(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildIndex(this)))throw new n.CKEditorError("model-node-not-found-in-parent",this);return e}get startOffset(){let e;if(!this.parent)return null;if(null===(e=this.parent.getChildStartOffset(this)))throw new n.CKEditorError("model-node-not-found-in-parent",this);return e}get offsetSize(){return 1}get endOffset(){return this.parent?this.startOffset+this.offsetSize:null}get nextSibling(){const e=this.index;return null!==e&&this.parent.getChild(e+1)||null}get previousSibling(){const e=this.index;return null!==e&&this.parent.getChild(e-1)||null}get root(){let e=this;for(;e.parent;)e=e.parent;return e}isAttached(){return null!==this.parent&&this.root.isAttached()}getPath(){const e=[];let t=this;for(;t.parent;)e.unshift(t.startOffset),t=t.parent;return e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}getCommonAncestor(e,t={}){const i=this.getAncestors(t),n=e.getAncestors(t);let o=0;for(;i[o]==n[o]&&i[o];)o++;return 0===o?null:i[o-1]}isBefore(e){if(this==e)return!1;if(this.root!==e.root)return!1;const t=this.getPath(),i=e.getPath(),o=(0,n.compareArrays)(t,i);switch(o){case"prefix":return!0;case"extension":return!1;default:return t[o](e[t[0]]=t[1],e)),{})),e}_clone(e){return new this.constructor(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(e,t){this._attrs.set(e,t)}_setAttributesTo(e){this._attrs=(0,n.toMap)(e)}_removeAttribute(e){return this._attrs.delete(e)}_clearAttributes(){this._attrs.clear()}}bt.prototype.is=function(e){return"node"===e||"model:node"===e};class wt{constructor(e){this._nodes=[],e&&this._insertNodes(0,e)}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce(((e,t)=>e+t.offsetSize),0)}getNode(e){return this._nodes[e]||null}getNodeIndex(e){const t=this._nodes.indexOf(e);return-1==t?null:t}getNodeStartOffset(e){const t=this.getNodeIndex(e);return null===t?null:this._nodes.slice(0,t).reduce(((e,t)=>e+t.offsetSize),0)}indexToOffset(e){if(e==this._nodes.length)return this.maxOffset;const t=this._nodes[e];if(!t)throw new n.CKEditorError("model-nodelist-index-out-of-bounds",this);return this.getNodeStartOffset(t)}offsetToIndex(e){let t=0;for(const i of this._nodes){if(e>=t&&ee.toJSON()))}}class vt extends bt{constructor(e,t){super(t),this._data=e||""}get offsetSize(){return this.data.length}get data(){return this._data}toJSON(){const e=super.toJSON();return e.data=this.data,e}_clone(){return new vt(this.data,this.getAttributes())}static fromJSON(e){return new vt(e.data,e.attributes)}}vt.prototype.is=function(e){return"$text"===e||"model:$text"===e||"text"===e||"model:text"===e||"node"===e||"model:node"===e};class _t extends pt{constructor(e,t,i){if(super(),this.textNode=e,t<0||t>e.offsetSize)throw new n.CKEditorError("model-textproxy-wrong-offsetintext",this);if(i<0||t+i>e.offsetSize)throw new n.CKEditorError("model-textproxy-wrong-length",this);this.data=e.data.substring(t,t+i),this.offsetInText=t}get startOffset(){return null!==this.textNode.startOffset?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return null!==this.startOffset?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}getPath(){const e=this.textNode.getPath();return e.length>0&&(e[e.length-1]+=this.offsetInText),e}getAncestors(e={}){const t=[];let i=e.includeSelf?this:this.parent;for(;i;)t[e.parentFirst?"push":"unshift"](i),i=i.parent;return t}hasAttribute(e){return this.textNode.hasAttribute(e)}getAttribute(e){return this.textNode.getAttribute(e)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}_t.prototype.is=function(e){return"$textProxy"===e||"model:$textProxy"===e||"textProxy"===e||"model:textProxy"===e};class yt extends bt{constructor(e,t,i){super(t),this._children=new wt,this.name=e,i&&this._insertChild(0,i)}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}offsetToIndex(e){return this._children.offsetToIndex(e)}getNodeByPath(e){let t=this;for(const i of e)t=t.getChild(t.offsetToIndex(i));return t}findAncestor(e,t={}){let i=t.includeSelf?this:this.parent;for(;i;){if(i.name===e)return i;i=i.parent}return null}toJSON(){const e=super.toJSON();if(e.name=this.name,this._children.length>0){e.children=[];for(const t of this._children)e.children.push(t.toJSON())}return e}_clone(e=!1){const t=e?Array.from(this._children).map((e=>e._clone(!0))):void 0;return new yt(this.name,this.getAttributes(),t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const i=function(e){return"string"==typeof e?[new vt(e)]:((0,n.isIterable)(e)||(e=[e]),Array.from(e).map((e=>"string"==typeof e?new vt(e):e instanceof _t?new vt(e.data,e.getAttributes()):e)))}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i)}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}static fromJSON(e){let t;if(e.children){t=[];for(const i of e.children)i.name?t.push(yt.fromJSON(i)):t.push(vt.fromJSON(i))}return new yt(e.name,e.attributes,t)}}yt.prototype.is=function(e,t){return t?t===this.name&&("element"===e||"model:element"===e):"element"===e||"model:element"===e||"node"===e||"model:node"===e};class kt{constructor(e){if(!e||!e.boundaries&&!e.startPosition)throw new n.CKEditorError("model-tree-walker-no-start-position",null);const t=e.direction||"forward";if("forward"!=t&&"backward"!=t)throw new n.CKEditorError("model-tree-walker-unknown-direction",e,{direction:t});this.direction=t,this.boundaries=e.boundaries||null,e.startPosition?this._position=e.startPosition.clone():this._position=At._createAt(this.boundaries["backward"==this.direction?"end":"start"]),this.position.stickiness="toNone",this.singleCharacters=!!e.singleCharacters,this.shallow=!!e.shallow,this.ignoreElementEnd=!!e.ignoreElementEnd,this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null,this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null,this._visitedParent=this.position.parent}[Symbol.iterator](){return this}get position(){return this._position}skip(e){let t,i,n,o;do{n=this.position,o=this._visitedParent,({done:t,value:i}=this.next())}while(!t&&e(i));t||(this._position=n,this._visitedParent=o)}next(){return"forward"==this.direction?this._next():this._previous()}_next(){const e=this.position,t=this.position.clone(),i=this._visitedParent;if(null===i.parent&&t.offset===i.maxOffset)return{done:!0,value:void 0};if(i===this._boundaryEndParent&&t.offset==this.boundaries.end.offset)return{done:!0,value:void 0};const n=Et(t,i),o=n||xt(t,i,n);if(o instanceof yt){if(this.shallow){if(this.boundaries&&this.boundaries.end.isBefore(t))return{done:!0,value:void 0};t.offset++}else t.path.push(0),this._visitedParent=o;return this._position=t,Ct("elementStart",o,e,t,1)}if(o instanceof vt){let n;if(this.singleCharacters)n=1;else{let e=o.endOffset;this._boundaryEndParent==i&&this.boundaries.end.offsete&&(e=this.boundaries.start.offset),n=t.offset-e}const o=t.offset-s.startOffset,r=new _t(s,o-n,n);return t.offset-=n,this._position=t,Ct("text",r,e,t,n)}return t.path.pop(),this._position=t,this._visitedParent=i.parent,Ct("elementStart",i,e,t,1)}}function Ct(e,t,i,n,o){return{done:!1,value:{type:e,item:t,previousPosition:i,nextPosition:n,length:o}}}class At extends pt{constructor(e,t,i="toNone"){if(super(),!e.is("element")&&!e.is("documentFragment"))throw new n.CKEditorError("model-position-root-invalid",e);if(!(t instanceof Array)||0===t.length)throw new n.CKEditorError("model-position-path-incorrect-format",e,{path:t});e.is("rootElement")?t=t.slice():(t=[...e.getPath(),...t],e=e.root),this.root=e,this.path=t,this.stickiness=i}get offset(){return this.path[this.path.length-1]}set offset(e){this.path[this.path.length-1]=e}get parent(){let e=this.root;for(let t=0;t1)return!1;if(1===t)return Pt(e,this,i);if(-1===t)return Pt(this,e,i)}return this.path.length===e.path.length||(this.path.length>e.path.length?It(this.path,t):It(e.path,t))}hasSameParentAs(e){if(this.root!==e.root)return!1;const t=this.getParentPath(),i=e.getParentPath();return"same"==(0,n.compareArrays)(t,i)}getTransformedByOperation(e){let t;switch(e.type){case"insert":t=this._getTransformedByInsertOperation(e);break;case"move":case"remove":case"reinsert":t=this._getTransformedByMoveOperation(e);break;case"split":t=this._getTransformedBySplitOperation(e);break;case"merge":t=this._getTransformedByMergeOperation(e);break;default:t=At._createAt(this)}return t}_getTransformedByInsertOperation(e){return this._getTransformedByInsertion(e.position,e.howMany)}_getTransformedByMoveOperation(e){return this._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}_getTransformedBySplitOperation(e){const t=e.movedRange;return t.containsPosition(this)||t.start.isEqual(this)&&"toNext"==this.stickiness?this._getCombined(e.splitPosition,e.moveTargetPosition):e.graveyardPosition?this._getTransformedByMove(e.graveyardPosition,e.insertionPosition,1):this._getTransformedByInsertion(e.insertionPosition,1)}_getTransformedByMergeOperation(e){const t=e.movedRange;let i;return t.containsPosition(this)||t.start.isEqual(this)?(i=this._getCombined(e.sourcePosition,e.targetPosition),e.sourcePosition.isBefore(e.targetPosition)&&(i=i._getTransformedByDeletion(e.deletionPosition,1))):i=this.isEqual(e.deletionPosition)?At._createAt(e.deletionPosition):this._getTransformedByMove(e.deletionPosition,e.graveyardPosition,1),i}_getTransformedByDeletion(e,t){const i=At._createAt(this);if(this.root!=e.root)return i;if("same"==(0,n.compareArrays)(e.getParentPath(),this.getParentPath())){if(e.offsetthis.offset)return null;i.offset-=t}}else if("prefix"==(0,n.compareArrays)(e.getParentPath(),this.getParentPath())){const n=e.path.length-1;if(e.offset<=this.path[n]){if(e.offset+t>this.path[n])return null;i.path[n]-=t}}return i}_getTransformedByInsertion(e,t){const i=At._createAt(this);if(this.root!=e.root)return i;if("same"==(0,n.compareArrays)(e.getParentPath(),this.getParentPath()))(e.offset=t;){if(e.path[n]+o!==i.maxOffset)return!1;o=1,n--,i=i.parent}return!0}(e,i+1)}function It(e,t){for(;tt+1;){const t=n.maxOffset-i.offset;0!==t&&e.push(new St(i,i.getShiftedBy(t))),i.path=i.path.slice(0,-1),i.offset++,n=n.parent}for(;i.path.length<=this.end.path.length;){const t=this.end.path[i.path.length-1],n=t-i.offset;0!==n&&e.push(new St(i,i.getShiftedBy(n))),i.offset=t,i.path.push(0)}return e}getWalker(e={}){return e.boundaries=this,new kt(e)}*getItems(e={}){e.boundaries=this,e.ignoreElementEnd=!0;const t=new kt(e);for(const e of t)yield e.item}*getPositions(e={}){e.boundaries=this;const t=new kt(e);yield t.position;for(const e of t)yield e.nextPosition}getTransformedByOperation(e){switch(e.type){case"insert":return this._getTransformedByInsertOperation(e);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(e);case"split":return[this._getTransformedBySplitOperation(e)];case"merge":return[this._getTransformedByMergeOperation(e)]}return[new St(this.start,this.end)]}getTransformedByOperations(e){const t=[new St(this.start,this.end)];for(const i of e)for(let e=0;e0?new this(i,n):new this(n,i)}static _createIn(e){return new this(At._createAt(e,0),At._createAt(e,e.maxOffset))}static _createOn(e){return this._createFromPositionAndShift(At._createBefore(e),e.offsetSize)}static _createFromRanges(e){if(0===e.length)throw new n.CKEditorError("range-create-from-ranges-empty-array",null);if(1==e.length)return e[0].clone();const t=e[0];e.sort(((e,t)=>e.start.isAfter(t.start)?1:-1));const i=e.indexOf(t),o=new this(t.start,t.end);if(i>0)for(let t=i-1;e[t].end.isEqual(o.start);t++)o.start=At._createAt(e[t].start);for(let t=i+1;t{if(t.viewPosition)return;const i=this._modelToViewMapping.get(t.modelPosition.parent);if(!i)throw new n.CKEditorError("mapping-model-position-view-parent-not-found",this,{modelPosition:t.modelPosition});t.viewPosition=this.findPositionIn(i,t.modelPosition.offset)}),{priority:"low"}),this.on("viewToModelPosition",((e,t)=>{if(t.modelPosition)return;const i=this.findMappedViewAncestor(t.viewPosition),n=this._viewToModelMapping.get(i),o=this._toModelOffset(t.viewPosition.parent,t.viewPosition.offset,i);t.modelPosition=At._createAt(n,o)}),{priority:"low"})}bindElements(e,t){this._modelToViewMapping.set(e,t),this._viewToModelMapping.set(t,e)}unbindViewElement(e,t={}){const i=this.toModelElement(e);if(this._elementToMarkerNames.has(e))for(const t of this._elementToMarkerNames.get(e))this._unboundMarkerNames.add(t);t.defer?this._deferredBindingRemovals.set(e,e.root):(this._viewToModelMapping.delete(e),this._modelToViewMapping.get(i)==e&&this._modelToViewMapping.delete(i))}unbindModelElement(e){const t=this.toViewElement(e);this._modelToViewMapping.delete(e),this._viewToModelMapping.get(t)==e&&this._viewToModelMapping.delete(t)}bindElementToMarker(e,t){const i=this._markerNameToElements.get(t)||new Set;i.add(e);const n=this._elementToMarkerNames.get(e)||new Set;n.add(t),this._markerNameToElements.set(t,i),this._elementToMarkerNames.set(e,n)}unbindElementFromMarkerName(e,t){const i=this._markerNameToElements.get(t);i&&(i.delete(e),0==i.size&&this._markerNameToElements.delete(t));const n=this._elementToMarkerNames.get(e);n&&(n.delete(t),0==n.size&&this._elementToMarkerNames.delete(e))}flushUnboundMarkerNames(){const e=Array.from(this._unboundMarkerNames);return this._unboundMarkerNames.clear(),e}flushDeferredBindings(){for(const[e,t]of this._deferredBindingRemovals)e.root==t&&this.unbindViewElement(e);this._deferredBindingRemovals=new Map}clearBindings(){this._modelToViewMapping=new WeakMap,this._viewToModelMapping=new WeakMap,this._markerNameToElements=new Map,this._elementToMarkerNames=new Map,this._unboundMarkerNames=new Set,this._deferredBindingRemovals=new Map}toModelElement(e){return this._viewToModelMapping.get(e)}toViewElement(e){return this._modelToViewMapping.get(e)}toModelRange(e){return new St(this.toModelPosition(e.start),this.toModelPosition(e.end))}toViewRange(e){return new G(this.toViewPosition(e.start),this.toViewPosition(e.end))}toModelPosition(e){const t={viewPosition:e,mapper:this};return this.fire("viewToModelPosition",t),t.modelPosition}toViewPosition(e,t={}){const i={modelPosition:e,mapper:this,isPhantom:t.isPhantom};return this.fire("modelToViewPosition",i),i.viewPosition}markerNameToElements(e){const t=this._markerNameToElements.get(e);if(!t)return null;const i=new Set;for(const e of t)if(e.is("attributeElement"))for(const t of e.getElementsWithSameId())i.add(t);else i.add(e);return i}registerViewToModelLength(e,t){this._viewToModelLengthCallbacks.set(e,t)}findMappedViewAncestor(e){let t=e.parent;for(;!this._viewToModelMapping.has(t);)t=t.parent;return t}_toModelOffset(e,t,i){if(i!=e)return this._toModelOffset(e.parent,e.index,i)+this._toModelOffset(e,t,e);if(e.is("$text"))return t;let n=0;for(let i=0;i1?t[0]+":"+t[1]:t[0]}class Mt extends((0,n.EmitterMixin)()){constructor(e){super(),this._conversionApi={dispatcher:this,...e},this._firedEventsMap=new WeakMap}convertChanges(e,t,i){const n=this._createConversionApi(i,e.getRefreshedItems());for(const t of e.getMarkersToRemove())this._convertMarkerRemove(t.name,t.range,n);const o=this._reduceChanges(e.getChanges());for(const e of o)"insert"===e.type?this._convertInsert(St._createFromPositionAndShift(e.position,e.length),n):"reinsert"===e.type?this._convertReinsert(St._createFromPositionAndShift(e.position,e.length),n):"remove"===e.type?this._convertRemove(e.position,e.length,e.name,n):this._convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,n);n.mapper.flushDeferredBindings();for(const e of n.mapper.flushUnboundMarkerNames()){const i=t.get(e).getRange();this._convertMarkerRemove(e,i,n),this._convertMarkerAdd(e,i,n)}for(const t of e.getMarkersToAdd())this._convertMarkerAdd(t.name,t.range,n);n.consumable.verifyAllConsumed("insert")}convert(e,t,i,n={}){const o=this._createConversionApi(i,void 0,n);this._convertInsert(e,o);for(const[e,i]of t)this._convertMarkerAdd(e,i,o);o.consumable.verifyAllConsumed("insert")}convertSelection(e,t,i){const n=this._createConversionApi(i);this.fire("cleanSelection",{selection:e},n);const o=e.getFirstPosition().root;if(!n.mapper.toViewElement(o))return;const s=Array.from(t.getMarkersAtPosition(e.getFirstPosition()));if(this._addConsumablesForSelection(n.consumable,e,s),this.fire("selection",{selection:e},n),e.isCollapsed){for(const t of s)if(n.consumable.test(e,"addMarker:"+t.name)){const i=t.getRange();if(!Ot(e.getFirstPosition(),t,n.mapper))continue;const o={item:e,markerName:t.name,markerRange:i};this.fire(`addMarker:${t.name}`,o,n)}for(const t of e.getAttributeKeys())if(n.consumable.test(e,"attribute:"+t)){const i={item:e,range:e.getFirstRange(),attributeKey:t,attributeOldValue:null,attributeNewValue:e.getAttribute(t)};this.fire(`attribute:${t}:$text`,i,n)}}}_convertInsert(e,t,i={}){i.doNotAddConsumables||this._addConsumablesForInsert(t.consumable,e);for(const i of Array.from(e.getWalker({shallow:!0})).map(Lt))this._testAndFire("insert",i,t)}_convertRemove(e,t,i,n){this.fire(`remove:${i}`,{position:e,length:t},n)}_convertAttribute(e,t,i,n,o){this._addConsumablesForRange(o.consumable,e,`attribute:${t}`);for(const s of e){const e={item:s.item,range:St._createFromPositionAndShift(s.previousPosition,s.length),attributeKey:t,attributeOldValue:i,attributeNewValue:n};this._testAndFire(`attribute:${t}`,e,o)}}_convertReinsert(e,t){const i=Array.from(e.getWalker({shallow:!0}));this._addConsumablesForInsert(t.consumable,i);for(const e of i.map(Lt))this._testAndFire("insert",{...e,reconversion:!0},t)}_convertMarkerAdd(e,t,i){if("$graveyard"==t.root.rootName)return;const n=`addMarker:${e}`;if(i.consumable.add(t,n),this.fire(n,{markerName:e,markerRange:t},i),i.consumable.consume(t,n)){this._addConsumablesForRange(i.consumable,t,n);for(const o of t.getItems()){if(!i.consumable.test(o,n))continue;const s={item:o,range:St._createOn(o),markerName:e,markerRange:t};this.fire(n,s,i)}}}_convertMarkerRemove(e,t,i){"$graveyard"!=t.root.rootName&&this.fire(`removeMarker:${e}`,{markerName:e,markerRange:t},i)}_reduceChanges(e){const t={changes:e};return this.fire("reduceChanges",t),t.changes}_addConsumablesForInsert(e,t){for(const i of t){const t=i.item;if(null===e.test(t,"insert")){e.add(t,"insert");for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i)}}return e}_addConsumablesForRange(e,t,i){for(const n of t.getItems())e.add(n,i);return e}_addConsumablesForSelection(e,t,i){e.add(t,"selection");for(const n of i)e.add(t,"addMarker:"+n.name);for(const i of t.getAttributeKeys())e.add(t,"attribute:"+i);return e}_testAndFire(e,t,i){const n=function(e,t){return`${e}:${t.item.is("element")?t.item.name:"$text"}`}(e,t),o=t.item.is("$textProxy")?i.consumable._getSymbolForTextProxy(t.item):t.item,s=this._firedEventsMap.get(i),r=s.get(o);if(r){if(r.has(n))return;r.add(n)}else s.set(o,new Set([n]));this.fire(n,t,i)}_testAndFireAddAttributes(e,t){const i={item:e,range:St._createOn(e)};for(const e of i.item.getAttributeKeys())i.attributeKey=e,i.attributeOldValue=null,i.attributeNewValue=i.item.getAttribute(e),this._testAndFire(`attribute:${e}`,i,t)}_createConversionApi(e,t=new Set,i={}){const n={...this._conversionApi,consumable:new Rt,writer:e,options:i,convertItem:e=>this._convertInsert(St._createOn(e),n),convertChildren:e=>this._convertInsert(St._createIn(e),n,{doNotAddConsumables:!0}),convertAttributes:e=>this._testAndFireAddAttributes(e,n),canReuseView:e=>!t.has(n.mapper.toModelElement(e))};return this._firedEventsMap.set(n,new Map),n}}function Ot(e,t,i){const n=t.getRange(),o=Array.from(e.getAncestors());return o.shift(),o.reverse(),!o.some((e=>{if(n.containsItem(e))return!!i.toViewElement(e).getCustomProperty("addHighlight")}))}function Lt(e){return{item:e.item,range:St._createFromPositionAndShift(e.previousPosition,e.length)}}class Ft extends((0,n.EmitterMixin)(pt)){constructor(...e){super(),this._lastRangeBackward=!1,this._attrs=new Map,this._ranges=[],e.length&&this.setTo(...e)}get anchor(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.end:e.start}return null}get focus(){if(this._ranges.length>0){const e=this._ranges[this._ranges.length-1];return this._lastRangeBackward?e.start:e.end}return null}get isCollapsed(){return 1===this._ranges.length&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(e){if(this.rangeCount!=e.rangeCount)return!1;if(0===this.rangeCount)return!0;if(!this.anchor.isEqual(e.anchor)||!this.focus.isEqual(e.focus))return!1;for(const t of this._ranges){let i=!1;for(const n of e._ranges)if(t.isEqual(n)){i=!0;break}if(!i)return!1}return!0}*getRanges(){for(const e of this._ranges)yield new St(e.start,e.end)}getFirstRange(){let e=null;for(const t of this._ranges)e&&!t.start.isBefore(e.start)||(e=t);return e?new St(e.start,e.end):null}getLastRange(){let e=null;for(const t of this._ranges)e&&!t.end.isAfter(e.end)||(e=t);return e?new St(e.start,e.end):null}getFirstPosition(){const e=this.getFirstRange();return e?e.start.clone():null}getLastPosition(){const e=this.getLastRange();return e?e.end.clone():null}setTo(...e){let[t,i,o]=e;if("object"==typeof i&&(o=i,i=void 0),null===t)this._setRanges([]);else if(t instanceof Ft)this._setRanges(t.getRanges(),t.isBackward);else if(t&&"function"==typeof t.getRanges)this._setRanges(t.getRanges(),t.isBackward);else if(t instanceof St)this._setRanges([t],!!o&&!!o.backward);else if(t instanceof At)this._setRanges([new St(t)]);else if(t instanceof bt){const e=!!o&&!!o.backward;let s;if("in"==i)s=St._createIn(t);else if("on"==i)s=St._createOn(t);else{if(void 0===i)throw new n.CKEditorError("model-selection-setto-required-second-parameter",[this,t]);s=new St(At._createAt(t,i))}this._setRanges([s],e)}else{if(!(0,n.isIterable)(t))throw new n.CKEditorError("model-selection-setto-not-selectable",[this,t]);this._setRanges(t,o&&!!o.backward)}}_setRanges(e,t=!1){const i=Array.from(e),o=i.some((t=>{if(!(t instanceof St))throw new n.CKEditorError("model-selection-set-ranges-not-range",[this,e]);return this._ranges.every((e=>!e.isEqual(t)))}));(i.length!==this._ranges.length||o)&&(this._replaceAllRanges(i),this._lastRangeBackward=!!t,this.fire("change:range",{directChange:!0}))}setFocus(e,t){if(null===this.anchor)throw new n.CKEditorError("model-selection-setfocus-no-ranges",[this,e]);const i=At._createAt(e,t);if("same"==i.compareWith(this.focus))return;const o=this.anchor;this._ranges.length&&this._popRange(),"before"==i.compareWith(o)?(this._pushRange(new St(i,o)),this._lastRangeBackward=!0):(this._pushRange(new St(o,i)),this._lastRangeBackward=!1),this.fire("change:range",{directChange:!0})}getAttribute(e){return this._attrs.get(e)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(e){return this._attrs.has(e)}removeAttribute(e){this.hasAttribute(e)&&(this._attrs.delete(e),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}setAttribute(e,t){this.getAttribute(e)!==t&&(this._attrs.set(e,t),this.fire("change:attribute",{attributeKeys:[e],directChange:!0}))}getSelectedElement(){return 1!==this.rangeCount?null:this.getFirstRange().getContainedElement()}*getSelectedBlocks(){const e=new WeakSet;for(const t of this.getRanges()){const i=zt(t.start,e);Ht(i,t)&&(yield i);for(const i of t.getWalker()){const n=i.item;"elementEnd"==i.type&&Dt(n,e,t)&&(yield n)}const n=zt(t.end,e);Ut(n,t)&&(yield n)}}containsEntireContent(e=this.anchor.root){const t=At._createAt(e,0),i=At._createAt(e,"end");return t.isTouching(this.getFirstPosition())&&i.isTouching(this.getLastPosition())}_pushRange(e){this._checkRange(e),this._ranges.push(new St(e.start,e.end))}_checkRange(e){for(let t=0;t0;)this._popRange()}_popRange(){this._ranges.pop()}}function Nt(e,t){return!t.has(e)&&(t.add(e),e.root.document.model.schema.isBlock(e)&&!!e.parent)}function Dt(e,t,i){return Nt(e,t)&&Wt(e,i)}function zt(e,t){const i=e.parent.root.document.model.schema,n=e.parent.getAncestors({parentFirst:!0,includeSelf:!0});let o=!1;const s=n.find((e=>!o&&(o=i.isLimit(e),!o&&Nt(e,t))));return n.forEach((e=>t.add(e))),s}function Wt(e,t){const i=function(e){const t=e.root.document.model.schema;let i=e.parent;for(;i;){if(t.isBlock(i))return i;i=i.parent}}(e);return!i||!t.containsRange(St._createOn(i),!0)}function Ht(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.start.isTouching(At._createAt(e,e.maxOffset))&&Wt(e,t))}function Ut(e,t){return!!e&&(!(!t.isCollapsed&&!e.isEmpty)||!t.end.isTouching(At._createAt(e,0))&&Wt(e,t))}Ft.prototype.is=function(e){return"selection"===e||"model:selection"===e};class $t extends((0,n.EmitterMixin)(St)){constructor(e,t){super(e,t),jt.call(this)}detach(){this.stopListening()}toRange(){return new St(this.start,this.end)}static fromRange(e){return new $t(e.start,e.end)}}function jt(){this.listenTo(this.root.document.model,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&qt.call(this,i)}),{priority:"low"})}function qt(e){const t=this.getTransformedByOperation(e),i=St._createFromRanges(t),n=!i.isEqual(this),o=function(e,t){switch(t.type){case"insert":return e.containsPosition(t.position);case"move":case"remove":case"reinsert":case"merge":return e.containsPosition(t.sourcePosition)||e.start.isEqual(t.sourcePosition)||e.containsPosition(t.targetPosition);case"split":return e.containsPosition(t.splitPosition)||e.containsPosition(t.insertionPosition)}return!1}(this,e);let s=null;if(n){"$graveyard"==i.root.rootName&&(s="remove"==e.type?e.sourcePosition:e.deletionPosition);const t=this.toRange();this.start=i.start,this.end=i.end,this.fire("change:range",t,{deletionPosition:s})}else o&&this.fire("change:content",this.toRange(),{deletionPosition:s})}$t.prototype.is=function(e){return"liveRange"===e||"model:liveRange"===e||"range"==e||"model:range"===e};const Kt="selection:";class Gt extends((0,n.EmitterMixin)(pt)){constructor(e){super(),this._selection=new Zt(e),this._selection.delegate("change:range").to(this),this._selection.delegate("change:attribute").to(this),this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(e){return this._selection.containsEntireContent(e)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(e){return this._selection.getAttribute(e)}hasAttribute(e){return this._selection.hasAttribute(e)}refresh(){this._selection.updateMarkers(),this._selection._updateAttributes(!1)}observeMarkers(e){this._selection.observeMarkers(e)}_setFocus(e,t){this._selection.setFocus(e,t)}_setTo(...e){this._selection.setTo(...e)}_setAttribute(e,t){this._selection.setAttribute(e,t)}_removeAttribute(e){this._selection.removeAttribute(e)}_getStoredAttributes(){return this._selection.getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(e){this._selection.restoreGravity(e)}static _getStoreAttributeKey(e){return Kt+e}static _isStoreAttributeKey(e){return e.startsWith(Kt)}}Gt.prototype.is=function(e){return"selection"===e||"model:selection"==e||"documentSelection"==e||"model:documentSelection"==e};class Zt extends Ft{constructor(e){super(),this.markers=new n.Collection({idProperty:"name"}),this._attributePriority=new Map,this._selectionRestorePosition=null,this._hasChangedRange=!1,this._overriddenGravityRegister=new Set,this._observedMarkers=new Set,this._model=e.model,this._document=e,this.listenTo(this._model,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&"marker"!=i.type&&"rename"!=i.type&&"noop"!=i.type&&(0==this._ranges.length&&this._selectionRestorePosition&&this._fixGraveyardSelection(this._selectionRestorePosition),this._selectionRestorePosition=null,this._hasChangedRange&&(this._hasChangedRange=!1,this.fire("change:range",{directChange:!1})))}),{priority:"lowest"}),this.on("change:range",(()=>{this._validateSelectionRanges(this.getRanges())})),this.listenTo(this._model.markers,"update",((e,t,i,n)=>{this._updateMarker(t,n)})),this.listenTo(this._document,"change",((e,t)=>{!function(e,t){const i=e.document.differ;for(const n of i.getChanges()){if("insert"!=n.type)continue;const i=n.position.parent;n.length===i.maxOffset&&e.enqueueChange(t,(e=>{const t=Array.from(i.getAttributeKeys()).filter((e=>e.startsWith(Kt)));for(const n of t)e.removeAttribute(n,i)}))}}(this._model,t)}))}get isCollapsed(){return 0===this._ranges.length?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let e=0;e{if(this._hasChangedRange=!0,t.root==this._document.graveyard){this._selectionRestorePosition=n.deletionPosition;const e=this._ranges.indexOf(t);this._ranges.splice(e,1),t.detach()}})),t}updateMarkers(){if(!this._observedMarkers.size)return;const e=[];let t=!1;for(const t of this._model.markers){const i=t.name.split(":",1)[0];if(!this._observedMarkers.has(i))continue;const n=t.getRange();for(const i of this.getRanges())n.containsRange(i,!i.isCollapsed)&&e.push(t)}const i=Array.from(this.markers);for(const i of e)this.markers.has(i)||(this.markers.add(i),t=!0);for(const i of Array.from(this.markers))e.includes(i)||(this.markers.remove(i),t=!0);t&&this.fire("change:marker",{oldMarkers:i,directChange:!1})}_updateMarker(e,t){const i=e.name.split(":",1)[0];if(!this._observedMarkers.has(i))return;let n=!1;const o=Array.from(this.markers),s=this.markers.has(e);if(t){let i=!1;for(const e of this.getRanges())if(t.containsRange(e,!e.isCollapsed)){i=!0;break}i&&!s?(this.markers.add(e),n=!0):!i&&s&&(this.markers.remove(e),n=!0)}else s&&(this.markers.remove(e),n=!0);n&&this.fire("change:marker",{oldMarkers:o,directChange:!1})}_updateAttributes(e){const t=(0,n.toMap)(this._getSurroundingAttributes()),i=(0,n.toMap)(this.getAttributes());if(e)this._attributePriority=new Map,this._attrs=new Map;else for(const[e,t]of this._attributePriority)"low"==t&&(this._attrs.delete(e),this._attributePriority.delete(e));this._setAttributesTo(t);const o=[];for(const[e,t]of this.getAttributes())i.has(e)&&i.get(e)===t||o.push(e);for(const[e]of i)this.hasAttribute(e)||o.push(e);o.length>0&&this.fire("change:attribute",{attributeKeys:o,directChange:!1})}_setAttribute(e,t,i=!0){const n=i?"normal":"low";return("low"!=n||"normal"!=this._attributePriority.get(e))&&(super.getAttribute(e)!==t&&(this._attrs.set(e,t),this._attributePriority.set(e,n),!0))}_removeAttribute(e,t=!0){const i=t?"normal":"low";return!("low"==i&&"normal"==this._attributePriority.get(e)||(this._attributePriority.set(e,i),!super.hasAttribute(e)||(this._attrs.delete(e),0)))}_setAttributesTo(e){const t=new Set;for(const[t,i]of this.getAttributes())e.get(t)!==i&&this._removeAttribute(t,!1);for(const[i,n]of e)this._setAttribute(i,n,!1)&&t.add(i);return t}*getStoredAttributes(){const e=this.getFirstPosition().parent;if(this.isCollapsed&&e.isEmpty)for(const t of e.getAttributeKeys())if(t.startsWith(Kt)){const i=t.substr(10);yield[i,e.getAttribute(t)]}}_getSurroundingAttributes(){const e=this.getFirstPosition(),t=this._model.schema;if("$graveyard"==e.root.rootName)return null;let i=null;if(this.isCollapsed){const n=e.textNode?e.textNode:e.nodeBefore,o=e.textNode?e.textNode:e.nodeAfter;if(this.isGravityOverridden||(i=Jt(n,t)),i||(i=Jt(o,t)),!this.isGravityOverridden&&!i){let e=n;for(;e&&!i;)e=e.previousSibling,i=Jt(e,t)}if(!i){let e=o;for(;e&&!i;)e=e.nextSibling,i=Jt(e,t)}i||(i=this.getStoredAttributes())}else{const e=this.getFirstRange();for(const n of e){if(n.item.is("element")&&t.isObject(n.item)){i=Jt(n.item,t);break}if("text"==n.type){i=n.item.getAttributes();break}}}return i}_fixGraveyardSelection(e){const t=this._model.schema.getNearestSelectionRange(e);t&&this._pushRange(t)}}function Jt(e,t){if(!e)return null;if(e instanceof _t||e instanceof vt)return e.getAttributes();if(!t.isInline(e))return null;if(!t.isObject(e))return[];const i=[];for(const[n,o]of e.getAttributes())t.checkAttribute("$text",n)&&!1!==t.getAttributeProperties(n).copyFromObject&&i.push([n,o]);return i}class Qt{constructor(e){this._dispatchers=e}add(e){for(const t of this._dispatchers)e(t);return this}}class Yt extends Qt{elementToElement(e){return this.add(function(e){const t=oi(e.model),i=si(e.view,"container");return t.attributes.length&&(t.children=!0),n=>{n.on(`insert:${t.name}`,ti(i,di(t)),{priority:e.converterPriority||"normal"}),(t.children||t.attributes.length)&&n.on("reduceChanges",ci(t),{priority:"low"})}}(e))}elementToStructure(e){return this.add(function(e){const t=oi(e.model),i=si(e.view,"container");return t.children=!0,o=>{if(o._conversionApi.schema.checkChild(t.name,"$text"))throw new n.CKEditorError("conversion-element-to-structure-disallowed-text",o,{elementName:t.name});var s,r;o.on(`insert:${t.name}`,(s=i,r=di(t),(e,t,i)=>{if(!r(t.item,i.consumable,{preflight:!0}))return;const o=new Map;i.writer._registerSlotFactory(function(e,t,i){return(o,s)=>{const r=o.createContainerElement("$slot");let a=null;if("children"===s)a=Array.from(e.getChildren());else{if("function"!=typeof s)throw new n.CKEditorError("conversion-slot-mode-unknown",i.dispatcher,{modeOrFilter:s});a=Array.from(e.getChildren()).filter((e=>s(e)))}return t.set(r,a),r}}(t.item,o,i));const a=s(t.item,i,t);if(i.writer._clearSlotFactory(),!a)return;!function(e,t,i){const o=Array.from(t.values()).flat(),s=new Set(o);if(s.size!=o.length)throw new n.CKEditorError("conversion-slot-filter-overlap",i.dispatcher,{element:e});if(s.size!=e.childCount)throw new n.CKEditorError("conversion-slot-filter-incomplete",i.dispatcher,{element:e})}(t.item,o,i),r(t.item,i.consumable);const l=i.mapper.toViewPosition(t.range.start);i.mapper.bindElements(t.item,a),i.writer.insert(l,a),i.convertAttributes(t.item),function(e,t,i,n){i.mapper.on("modelToViewPosition",r,{priority:"highest"});let o=null,s=null;for([o,s]of t)ui(e,s,i,n),i.writer.move(i.writer.createRangeIn(o),i.writer.createPositionBefore(o)),i.writer.remove(o);function r(e,t){const i=t.modelPosition.nodeAfter,n=s.indexOf(i);n<0||(t.viewPosition=t.mapper.findPositionIn(o,n))}i.mapper.off("modelToViewPosition",r)}(a,o,i,{reconversion:t.reconversion})}),{priority:e.converterPriority||"normal"}),o.on("reduceChanges",ci(t),{priority:"low"})}}(e))}attributeToElement(e){return this.add(function(e){let t=(e=(0,gt.A)(e)).model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;if(t.name&&(i+=":"+t.name),t.values)for(const i of t.values)e.view[i]=si(e.view[i],"attribute");else e.view=si(e.view,"attribute");const n=ri(e);return t=>{t.on(i,ei(n),{priority:e.converterPriority||"normal"})}}(e))}attributeToAttribute(e){return this.add(function(e){let t=(e=(0,gt.A)(e)).model;"string"==typeof t&&(t={key:t});let i=`attribute:${t.key}`;if(t.name&&(i+=":"+t.name),t.values)for(const i of t.values)e.view[i]=ai(e.view[i]);else e.view=ai(e.view);const o=ri(e);return t=>{var s;t.on(i,(s=o,(e,t,i)=>{if(!i.consumable.test(t.item,e.name))return;const o=s(t.attributeOldValue,i,t),r=s(t.attributeNewValue,i,t);if(!o&&!r)return;i.consumable.consume(t.item,e.name);const a=i.mapper.toViewElement(t.item),l=i.writer;if(!a)throw new n.CKEditorError("conversion-attribute-to-attribute-on-text",i.dispatcher,t);if(null!==t.attributeOldValue&&o)if("class"==o.key){const e="string"==typeof o.value?o.value.split(/\s+/):o.value;for(const t of e)l.removeClass(t,a)}else if("style"==o.key)if("string"==typeof o.value){const e=new O(l.document.stylesProcessor);e.setTo(o.value);for(const[t]of e.getStylesEntries())l.removeStyle(t,a)}else{const e=Object.keys(o.value);for(const t of e)l.removeStyle(t,a)}else l.removeAttribute(o.key,a);if(null!==t.attributeNewValue&&r)if("class"==r.key){const e="string"==typeof r.value?r.value.split(/\s+/):r.value;for(const t of e)l.addClass(t,a)}else if("style"==r.key)if("string"==typeof r.value){const e=new O(l.document.stylesProcessor);e.setTo(r.value);for(const[t,i]of e.getStylesEntries())l.setStyle(t,i,a)}else{const e=Object.keys(r.value);for(const t of e)l.setStyle(t,r.value[t],a)}else l.setAttribute(r.key,r.value,a)}),{priority:e.converterPriority||"normal"})}}(e))}markerToElement(e){return this.add(function(e){const t=si(e.view,"ui");return i=>{i.on(`addMarker:${e.model}`,ii(t),{priority:e.converterPriority||"normal"}),i.on(`removeMarker:${e.model}`,((e,t,i)=>{const n=i.mapper.markerNameToElements(t.markerName);if(n){for(const e of n)i.mapper.unbindElementFromMarkerName(e,t.markerName),i.writer.clear(i.writer.createRangeOn(e),e);i.writer.clearClonedElementsGroup(t.markerName),e.stop()}}),{priority:e.converterPriority||"normal"})}}(e))}markerToHighlight(e){return this.add(function(e){return t=>{var i;t.on(`addMarker:${e.model}`,(i=e.view,(e,t,n)=>{if(!t.item)return;if(!(t.item instanceof Ft||t.item instanceof Gt||t.item.is("$textProxy")))return;const o=li(i,t,n);if(!o)return;if(!n.consumable.consume(t.item,e.name))return;const s=n.writer,r=Xt(s,o),a=s.document.selection;if(t.item instanceof Ft||t.item instanceof Gt)s.wrap(a.getFirstRange(),r);else{const e=n.mapper.toViewRange(t.range),i=s.wrap(e,r);for(const e of i.getItems())if(e.is("attributeElement")&&e.isSimilar(r)){n.mapper.bindElementToMarker(e,t.markerName);break}}}),{priority:e.converterPriority||"normal"}),t.on(`addMarker:${e.model}`,function(e){return(t,i,n)=>{if(!i.item)return;if(!(i.item instanceof yt))return;const o=li(e,i,n);if(!o)return;if(!n.consumable.test(i.item,t.name))return;const s=n.mapper.toViewElement(i.item);if(s&&s.getCustomProperty("addHighlight")){n.consumable.consume(i.item,t.name);for(const e of St._createIn(i.item))n.consumable.consume(e.item,t.name);s.getCustomProperty("addHighlight")(s,o,n.writer),n.mapper.bindElementToMarker(s,i.markerName)}}}(e.view),{priority:e.converterPriority||"normal"}),t.on(`removeMarker:${e.model}`,function(e){return(t,i,n)=>{if(i.markerRange.isCollapsed)return;const o=li(e,i,n);if(!o)return;const s=Xt(n.writer,o),r=n.mapper.markerNameToElements(i.markerName);if(r){for(const e of r)n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("attributeElement")?n.writer.unwrap(n.writer.createRangeOn(e),s):e.getCustomProperty("removeHighlight")(e,o.id,n.writer);n.writer.clearClonedElementsGroup(i.markerName),t.stop()}}}(e.view),{priority:e.converterPriority||"normal"})}}(e))}markerToData(e){return this.add(function(e){const t=(e=(0,gt.A)(e)).model;let i=e.view;return i||(i=i=>({group:t,name:i.substr(e.model.length+1)})),n=>{var o;n.on(`addMarker:${t}`,(o=i,(e,t,i)=>{const n=o(t.markerName,i);if(!n)return;const s=t.markerRange;i.consumable.consume(s,e.name)&&(ni(s,!1,i,t,n),ni(s,!0,i,t,n),e.stop())}),{priority:e.converterPriority||"normal"}),n.on(`removeMarker:${t}`,function(e){return(t,i,n)=>{const o=e(i.markerName,n);if(!o)return;const s=n.mapper.markerNameToElements(i.markerName);if(s){for(const e of s)n.mapper.unbindElementFromMarkerName(e,i.markerName),e.is("containerElement")?(r(`data-${o.group}-start-before`,e),r(`data-${o.group}-start-after`,e),r(`data-${o.group}-end-before`,e),r(`data-${o.group}-end-after`,e)):n.writer.clear(n.writer.createRangeOn(e),e);n.writer.clearClonedElementsGroup(i.markerName),t.stop()}function r(e,t){if(t.hasAttribute(e)){const i=new Set(t.getAttribute(e).split(","));i.delete(o.name),0==i.size?n.writer.removeAttribute(e,t):n.writer.setAttribute(e,Array.from(i).join(","),t)}}}}(i),{priority:e.converterPriority||"normal"})}}(e))}}function Xt(e,t){const i=e.createAttributeElement("span",t.attributes);return t.classes&&i._addClass(t.classes),"number"==typeof 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r=i.markerRange;if(r.isCollapsed&&!n.consumable.consume(r,t.name))return;for(const e of r)if(!n.consumable.consume(e.item,t.name))return;const a=n.mapper,l=n.writer;l.insert(a.toViewPosition(r.start),o),n.mapper.bindElementToMarker(o,i.markerName),r.isCollapsed||(l.insert(a.toViewPosition(r.end),s),n.mapper.bindElementToMarker(s,i.markerName)),t.stop()}}function ni(e,t,i,n,o){const s=t?e.start:e.end,r=s.nodeAfter&&s.nodeAfter.is("element")?s.nodeAfter:null,a=s.nodeBefore&&s.nodeBefore.is("element")?s.nodeBefore:null;if(r||a){let e,s;t&&r||!t&&!a?(e=r,s=!0):(e=a,s=!1);const l=i.mapper.toViewElement(e);if(l)return void function(e,t,i,n,o,s){const r=`data-${s.group}-${t?"start":"end"}-${i?"before":"after"}`,a=e.hasAttribute(r)?e.getAttribute(r).split(","):[];a.unshift(s.name),n.writer.setAttribute(r,a.join(","),e),n.mapper.bindElementToMarker(e,o.markerName)}(l,t,s,i,n,o)}!function(e,t,i,n,o){const 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o=e.model(s,n),r=n.writer.createElement("$marker",{"data-name":o});n.writer.insert(r,t),i.modelCursor.isEqual(t)?i.modelCursor=i.modelCursor.getShiftedBy(1):i.modelCursor=i.modelCursor._getTransformedByInsertion(t,1),i.modelRange=i.modelRange._getTransformedByInsertion(t,1)[0]}}(n.consumable.test(i.viewItem,{attributes:o+"-end-after"})||n.consumable.test(i.viewItem,{attributes:o+"-start-after"})||n.consumable.test(i.viewItem,{attributes:o+"-end-before"})||n.consumable.test(i.viewItem,{attributes:o+"-start-before"}))&&(i.modelRange||Object.assign(i,n.convertChildren(i.viewItem,i.modelCursor)),n.consumable.consume(i.viewItem,{attributes:o+"-end-after"})&&s(i.modelRange.end,i.viewItem.getAttribute(o+"-end-after").split(",")),n.consumable.consume(i.viewItem,{attributes:o+"-start-after"})&&s(i.modelRange.end,i.viewItem.getAttribute(o+"-start-after").split(",")),n.consumable.consume(i.viewItem,{attributes:o+"-end-before"})&&s(i.modelRange.start,i.viewItem.getAttribute(o+"-end-before").split(",")),n.consumable.consume(i.viewItem,{attributes:o+"-start-before"})&&s(i.modelRange.start,i.viewItem.getAttribute(o+"-start-before").split(",")))}}(t),{priority:r+l})}}(e))}}function wi(e){const t=_i(e=(0,gt.A)(e)),i=vi(e.view),n=i?`element:${i}`:"element";return i=>{i.on(n,t,{priority:e.converterPriority||"normal"})}}function vi(e){return"string"==typeof e?e:"object"==typeof e&&"string"==typeof e.name?e.name:null}function _i(e){const t=new y(e.view);return(i,n,o)=>{const s=t.match(n.viewItem);if(!s)return;const r=s.match;if(r.name=!0,!o.consumable.test(n.viewItem,r))return;const a=function(e,t,i){return e instanceof Function?e(t,i):i.writer.createElement(e)}(e.model,n.viewItem,o);a&&o.safeInsert(a,n.modelCursor)&&(o.consumable.consume(n.viewItem,r),o.convertChildren(n.viewItem,a),o.updateConversionResult(a,n))}}function yi(e,t=null){const i=null===t||(e=>e.getAttribute(t)),n="object"!=typeof e.model?e.model:e.model.key,o="object"!=typeof e.model||void 0===e.model.value?i:e.model.value;e.model={key:n,value:o}}function ki(e,t){const i=new y(e.view);return(n,o,s)=>{if(!o.modelRange&&t)return;const r=i.match(o.viewItem);if(!r)return;if(function(e,t){const 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i=e.start,n=t.getNearestSelectionRange(i);if(!n){const e=i.getAncestors().reverse().find((e=>t.isObject(e)));return e?St._createOn(e):null}if(!n.isCollapsed)return n;const o=n.start;return i.isEqual(o)?null:new St(o)}(e,t):function(e,t){const{start:i,end:n}=e,o=t.checkChild(i,"$text"),s=t.checkChild(n,"$text"),r=t.getLimitElement(i),a=t.getLimitElement(n);if(r===a){if(o&&s)return null;if(function(e,t,i){const n=e.nodeAfter&&!i.isLimit(e.nodeAfter)||i.checkChild(e,"$text"),o=t.nodeBefore&&!i.isLimit(t.nodeBefore)||i.checkChild(t,"$text");return n||o}(i,n,t)){const e=i.nodeAfter&&t.isSelectable(i.nodeAfter)?null:t.getNearestSelectionRange(i,"forward"),o=n.nodeBefore&&t.isSelectable(n.nodeBefore)?null:t.getNearestSelectionRange(n,"backward"),s=e?e.start:i,r=o?o.end:n;return new St(s,r)}}const l=r&&!r.is("rootElement"),c=a&&!a.is("rootElement");if(l||c){const e=i.nodeAfter&&n.nodeBefore&&i.nodeAfter.parent===n.nodeBefore.parent,o=l&&(!e||!xi(i.nodeAfter,t)),s=c&&(!e||!xi(n.nodeBefore,t));let d=i,u=n;return o&&(d=At._createBefore(Ei(r,t))),s&&(u=At._createAfter(Ei(a,t))),new St(d,u)}return null}(e,t)}function Ei(e,t){let i=e,n=i;for(;t.isLimit(n)&&n.parent;)i=n,n=n.parent;return i}function xi(e,t){return e&&t.isSelectable(e)}class Ti extends((0,n.ObservableMixin)()){constructor(e,t){super(),this.model=e,this.view=new ft(t),this.mapper=new Vt,this.downcastDispatcher=new Mt({mapper:this.mapper,schema:e.schema});const i=this.model.document,o=i.selection,s=this.model.markers;var r,a,l;this.listenTo(this.model,"_beforeChanges",(()=>{this.view._disableRendering(!0)}),{priority:"highest"}),this.listenTo(this.model,"_afterChanges",(()=>{this.view._disableRendering(!1)}),{priority:"lowest"}),this.listenTo(i,"change",(()=>{this.view.change((e=>{this.downcastDispatcher.convertChanges(i.differ,s,e),this.downcastDispatcher.convertSelection(o,s,e)}))}),{priority:"low"}),this.listenTo(this.view.document,"selectionChange",function(e,t){return(i,n)=>{const o=n.newSelection,s=[];for(const e of o.getRanges())s.push(t.toModelRange(e));const r=e.createSelection(s,{backward:o.isBackward});r.isEqual(e.document.selection)||e.change((e=>{e.setSelection(r)}))}}(this.model,this.mapper)),this.listenTo(this.view.document,"beforeinput",(r=this.mapper,a=this.model.schema,l=this.view,(e,t)=>{if(!l.document.isComposing||n.env.isAndroid)for(let e=0;e{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,o=i.mapper.toViewPosition(t.range.start),s=n.createText(t.item.data);n.insert(o,s)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item)}),{priority:"lowest"}),this.downcastDispatcher.on("remove",((e,t,i)=>{const n=i.mapper.toViewPosition(t.position),o=t.position.getShiftedBy(t.length),s=i.mapper.toViewPosition(o,{isPhantom:!0}),r=i.writer.createRange(n,s),a=i.writer.remove(r.getTrimmed());for(const e of i.writer.createRangeIn(a).getItems())i.mapper.unbindViewElement(e,{defer:!0})}),{priority:"low"}),this.downcastDispatcher.on("cleanSelection",((e,t,i)=>{const n=i.writer,o=n.document.selection;for(const e of o.getRanges())e.isCollapsed&&e.end.parent.isAttached()&&i.writer.mergeAttributes(e.start);n.setSelection(null)})),this.downcastDispatcher.on("selection",((e,t,i)=>{const n=t.selection;if(n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const o=[];for(const e of n.getRanges())o.push(i.mapper.toViewRange(e));i.writer.setSelection(o,{backward:n.isBackward})}),{priority:"low"}),this.downcastDispatcher.on("selection",((e,t,i)=>{const n=t.selection;if(!n.isCollapsed)return;if(!i.consumable.consume(n,"selection"))return;const o=i.writer,s=n.getFirstPosition(),r=i.mapper.toViewPosition(s),a=o.breakAttributes(r);o.setSelection(a)}),{priority:"low"}),this.view.document.roots.bindTo(this.model.document.roots).using((e=>{if("$graveyard"==e.rootName)return null;const t=new j(this.view.document,e.name);return t.rootName=e.rootName,this.mapper.bindElements(e,t),t}))}destroy(){this.view.destroy(),this.stopListening()}reconvertMarker(e){const t="string"==typeof e?e:e.name,i=this.model.markers.get(t);if(!i)throw new n.CKEditorError("editingcontroller-reconvertmarker-marker-not-exist",this,{markerName:t});this.model.change((()=>{this.model.markers._refresh(i)}))}reconvertItem(e){this.model.change((()=>{this.model.document.differ._refreshItem(e)}))}}class Pi{constructor(){this._consumables=new Map}add(e,t){let i;e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):(this._consumables.has(e)?i=this._consumables.get(e):(i=new Si(e),this._consumables.set(e,i)),i.add(t))}test(e,t){const i=this._consumables.get(e);return void 0===i?null:e.is("$text")||e.is("documentFragment")?i:i.test(t)}consume(e,t){return!!this.test(e,t)&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!1):this._consumables.get(e).consume(t),!0)}revert(e,t){const i=this._consumables.get(e);void 0!==i&&(e.is("$text")||e.is("documentFragment")?this._consumables.set(e,!0):i.revert(t))}static consumablesFromElement(e){const t={element:e,name:!0,attributes:[],classes:[],styles:[]},i=e.getAttributeKeys();for(const e of i)"style"!=e&&"class"!=e&&t.attributes.push(e);const n=e.getClassNames();for(const e of n)t.classes.push(e);const o=e.getStyleNames();for(const e of o)t.styles.push(e);return t}static createFrom(e,t){if(t||(t=new Pi),e.is("$text"))return t.add(e),t;e.is("element")&&t.add(e,Pi.consumablesFromElement(e)),e.is("documentFragment")&&t.add(e);for(const i of e.getChildren())t=Pi.createFrom(i,t);return t}}const Ii=["attributes","classes","styles"];class Si{constructor(e){this.element=e,this._canConsumeName=null,this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(e){e.name&&(this._canConsumeName=!0);for(const t of Ii)t in e&&this._add(t,e[t])}test(e){if(e.name&&!this._canConsumeName)return this._canConsumeName;for(const t of Ii)if(t in e){const i=this._test(t,e[t]);if(!0!==i)return i}return!0}consume(e){e.name&&(this._canConsumeName=!1);for(const t of Ii)t in e&&this._consume(t,e[t])}revert(e){e.name&&(this._canConsumeName=!0);for(const t of Ii)t in e&&this._revert(t,e[t])}_add(e,t){const i=(0,n.toArray)(t),o=this._consumables[e];for(const t of i){if("attributes"===e&&("class"===t||"style"===t))throw new n.CKEditorError("viewconsumable-invalid-attribute",this);if(o.set(t,!0),"styles"===e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))o.set(e,!0)}}_test(e,t){const i=(0,n.toArray)(t),o=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t){const e=o.get(t);if(void 0===e)return null;if(!e)return!1}else{const e="class"==t?"classes":"styles",i=this._test(e,[...this._consumables[e].keys()]);if(!0!==i)return i}return!0}_consume(e,t){const i=(0,n.toArray)(t),o=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t){if(o.set(t,!1),"styles"==e)for(const e of this.element.document.stylesProcessor.getRelatedStyles(t))o.set(e,!1)}else{const e="class"==t?"classes":"styles";this._consume(e,[...this._consumables[e].keys()])}}_revert(e,t){const i=(0,n.toArray)(t),o=this._consumables[e];for(const t of i)if("attributes"!==e||"class"!==t&&"style"!==t)!1===o.get(t)&&o.set(t,!0);else{const e="class"==t?"classes":"styles";this._revert(e,[...this._consumables[e].keys()])}}}class Vi extends((0,n.ObservableMixin)()){constructor(){super(),this._sourceDefinitions={},this._attributeProperties=Object.create(null),this._customChildChecks=new Map,this._customAttributeChecks=new Map,this._genericCheckSymbol=Symbol("$generic"),this.decorate("checkChild"),this.decorate("checkAttribute"),this.on("checkAttribute",((e,t)=>{t[0]=new Ri(t[0])}),{priority:"highest"}),this.on("checkChild",((e,t)=>{t[0]=new Ri(t[0]),t[1]=this.getDefinition(t[1])}),{priority:"highest"})}register(e,t){if(this._sourceDefinitions[e])throw new n.CKEditorError("schema-cannot-register-item-twice",this,{itemName:e});this._sourceDefinitions[e]=[Object.assign({},t)],this._clearCache()}extend(e,t){if(!this._sourceDefinitions[e])throw new n.CKEditorError("schema-cannot-extend-missing-item",this,{itemName:e});this._sourceDefinitions[e].push(Object.assign({},t)),this._clearCache()}getDefinitions(){return this._compiledDefinitions||this._compile(),this._compiledDefinitions}getDefinition(e){let t;return t="string"==typeof e?e:"is"in e&&(e.is("$text")||e.is("$textProxy"))?"$text":e.name,this.getDefinitions()[t]}isRegistered(e){return!!this.getDefinition(e)}isBlock(e){const t=this.getDefinition(e);return!(!t||!t.isBlock)}isLimit(e){const t=this.getDefinition(e);return!(!t||!t.isLimit&&!t.isObject)}isObject(e){const t=this.getDefinition(e);return!!t&&!!(t.isObject||t.isLimit&&t.isSelectable&&t.isContent)}isInline(e){const t=this.getDefinition(e);return!(!t||!t.isInline)}isSelectable(e){const t=this.getDefinition(e);return!(!t||!t.isSelectable&&!t.isObject)}isContent(e){const t=this.getDefinition(e);return!(!t||!t.isContent&&!t.isObject)}checkChild(e,t){return!!t&&this._checkContextMatch(e,t)}checkAttribute(e,t){const i=this.getDefinition(e.last);if(!i)return!1;const n=this._evaluateAttributeChecks(e,t);return void 0!==n?n:i.allowAttributes.includes(t)}checkMerge(e,t){if(e instanceof At){const t=e.nodeBefore,i=e.nodeAfter;if(!(t instanceof yt))throw new n.CKEditorError("schema-check-merge-no-element-before",this);if(!(i instanceof yt))throw new n.CKEditorError("schema-check-merge-no-element-after",this);return this.checkMerge(t,i)}if(this.isLimit(e)||this.isLimit(t))return!1;for(const i of t.getChildren())if(!this.checkChild(e,i))return!1;return!0}addChildCheck(e,t){const i=void 0!==t?t:this._genericCheckSymbol,n=this._customChildChecks.get(i)||[];n.push(e),this._customChildChecks.set(i,n)}addAttributeCheck(e,t){const i=void 0!==t?t:this._genericCheckSymbol,n=this._customAttributeChecks.get(i)||[];n.push(e),this._customAttributeChecks.set(i,n)}setAttributeProperties(e,t){this._attributeProperties[e]=Object.assign(this.getAttributeProperties(e),t)}getAttributeProperties(e){return this._attributeProperties[e]||Object.create(null)}getLimitElement(e){let t;for(t=e instanceof At?e.parent:(e instanceof St?[e]:Array.from(e.getRanges())).reduce(((e,t)=>{const i=t.getCommonAncestor();return e?e.getCommonAncestor(i,{includeSelf:!0}):i}),null);!this.isLimit(t)&&t.parent;)t=t.parent;return t}checkAttributeInSelection(e,t){if(e.isCollapsed){const i=[...e.getFirstPosition().getAncestors(),new vt("",e.getAttributes())];return this.checkAttribute(i,t)}{const i=e.getRanges();for(const e of i)for(const i of e)if(this.checkAttribute(i.item,t))return!0}return!1}*getValidRanges(e,t){e=function*(e){for(const t of e)yield*t.getMinimalFlatRanges()}(e);for(const i of e)yield*this._getValidRangesForRange(i,t)}getNearestSelectionRange(e,t="both"){if("$graveyard"==e.root.rootName)return null;if(this.checkChild(e,"$text"))return new St(e);let i,n;const o=e.getAncestors().reverse().find((e=>this.isLimit(e)))||e.root;"both"!=t&&"backward"!=t||(i=new kt({boundaries:St._createIn(o),startPosition:e,direction:"backward"})),"both"!=t&&"forward"!=t||(n=new kt({boundaries:St._createIn(o),startPosition:e}));for(const e of function*(e,t){let i=!1;for(;!i;){if(i=!0,e){const t=e.next();t.done||(i=!1,yield{walker:e,value:t.value})}if(t){const e=t.next();e.done||(i=!1,yield{walker:t,value:e.value})}}}(i,n)){const t=e.walker==i?"elementEnd":"elementStart",n=e.value;if(n.type==t&&this.isObject(n.item))return St._createOn(n.item);if(this.checkChild(n.nextPosition,"$text"))return new St(n.nextPosition)}return null}findAllowedParent(e,t){let i=e.parent;for(;i;){if(this.checkChild(i,t))return i;if(this.isLimit(i))return null;i=i.parent}return null}setAllowedAttributes(e,t,i){const n=i.model;for(const[o,s]of Object.entries(t))n.schema.checkAttribute(e,o)&&i.setAttribute(o,s,e)}removeDisallowedAttributes(e,t){for(const i of e)if(i.is("$text"))ji(this,i,t);else{const e=St._createIn(i).getPositions();for(const i of e)ji(this,i.nodeBefore||i.parent,t)}}getAttributesWithProperty(e,t,i){const n={};for(const[o,s]of e.getAttributes()){const e=this.getAttributeProperties(o);void 0!==e[t]&&(void 0!==i&&i!==e[t]||(n[o]=s))}return n}createContext(e){return new Ri(e)}_clearCache(){this._compiledDefinitions=null}_compile(){const e={},t=this._sourceDefinitions,i=Object.keys(t);for(const n of i)e[n]=Bi(t[n],n);const n=Object.values(e);for(const t of n)Mi(e,t),Oi(e,t),Li(e,t),Fi(e,t);for(const e of n)Ni(0,e);for(const t of n)Di(e,t);for(const t of n)zi(e,t);for(const t of n)Wi(e,t);for(const t of n)Hi(e,t);this._compiledDefinitions=function(e){const t={};for(const i of Object.values(e))t[i.name]={name:i.name,isBlock:!!i.isBlock,isContent:!!i.isContent,isInline:!!i.isInline,isLimit:!!i.isLimit,isObject:!!i.isObject,isSelectable:!!i.isSelectable,allowIn:Array.from(i.allowIn).filter((t=>!!e[t])),allowChildren:Array.from(i.allowChildren).filter((t=>!!e[t])),allowAttributes:Array.from(i.allowAttributes)};return t}(e)}_checkContextMatch(e,t){const i=e.last;let n=this._evaluateChildChecks(e,t);if(n=void 0!==n?n:t.allowIn.includes(i.name),!n)return!1;const o=this.getDefinition(i),s=e.trimLast();return!!o&&(0==s.length||this._checkContextMatch(s,o))}_evaluateChildChecks(e,t){const i=this._customChildChecks.get(this._genericCheckSymbol)||[],n=this._customChildChecks.get(t.name)||[];for(const o of[...i,...n]){const i=o(e,t);if(void 0!==i)return i}}_evaluateAttributeChecks(e,t){const i=this._customAttributeChecks.get(this._genericCheckSymbol)||[],n=this._customAttributeChecks.get(t)||[];for(const o of[...i,...n]){const i=o(e,t);if(void 0!==i)return i}}*_getValidRangesForRange(e,t){let i=e.start,n=e.start;for(const o of e.getItems({shallow:!0}))o.is("element")&&(yield*this._getValidRangesForRange(St._createIn(o),t)),this.checkAttribute(o,t)||(i.isEqual(n)||(yield new St(i,n)),i=At._createAfter(o)),n=At._createAfter(o);i.isEqual(n)||(yield new St(i,n))}findOptimalInsertionRange(e,t){const i=e.getSelectedElement();if(i&&this.isObject(i)&&!this.isInline(i))return"before"==t||"after"==t?new St(At._createAt(i,t)):St._createOn(i);const o=(0,n.first)(e.getSelectedBlocks());if(!o)return new St(e.focus);if(o.isEmpty)return new St(At._createAt(o,0));const s=At._createAfter(o);return e.focus.isTouching(s)?new St(s):new St(At._createBefore(o))}}class Ri{constructor(e){if(e instanceof Ri)return e;let t;t="string"==typeof e?[e]:Array.isArray(e)?e:e.getAncestors({includeSelf:!0}),this._items=t.map($i)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(e){const t=new Ri([e]);return t._items=[...this._items,...t._items],t}trimLast(){const e=new Ri([]);return e._items=this._items.slice(0,-1),e}getItem(e){return this._items[e]}*getNames(){yield*this._items.map((e=>e.name))}endsWith(e){return Array.from(this.getNames()).join(" ").endsWith(e)}startsWith(e){return Array.from(this.getNames()).join(" ").startsWith(e)}}function Bi(e,t){const i={name:t,allowIn:new Set,allowChildren:new Set,disallowIn:new Set,disallowChildren:new Set,allowContentOf:new Set,allowWhere:new Set,allowAttributes:new Set,disallowAttributes:new Set,allowAttributesOf:new Set,inheritTypesFrom:new Set};return function(e,t){for(const i of e){const e=Object.keys(i).filter((e=>e.startsWith("is")));for(const n of e)t[n]=!!i[n]}}(e,i),Ui(e,i,"allowIn"),Ui(e,i,"allowChildren"),Ui(e,i,"disallowIn"),Ui(e,i,"disallowChildren"),Ui(e,i,"allowContentOf"),Ui(e,i,"allowWhere"),Ui(e,i,"allowAttributes"),Ui(e,i,"disallowAttributes"),Ui(e,i,"allowAttributesOf"),Ui(e,i,"inheritTypesFrom"),function(e,t){for(const i of e){const e=i.inheritAllFrom;e&&(t.allowContentOf.add(e),t.allowWhere.add(e),t.allowAttributesOf.add(e),t.inheritTypesFrom.add(e))}}(e,i),i}function Mi(e,t){for(const i of t.allowIn){const n=e[i];n?n.allowChildren.add(t.name):t.allowIn.delete(i)}}function Oi(e,t){for(const i of t.allowChildren){const n=e[i];n?n.allowIn.add(t.name):t.allowChildren.delete(i)}}function Li(e,t){for(const i of t.disallowIn){const n=e[i];n?n.disallowChildren.add(t.name):t.disallowIn.delete(i)}}function Fi(e,t){for(const i of t.disallowChildren){const n=e[i];n?n.disallowIn.add(t.name):t.disallowChildren.delete(i)}}function Ni(e,t){for(const e of t.disallowChildren)t.allowChildren.delete(e);for(const e of t.disallowIn)t.allowIn.delete(e);for(const e of t.disallowAttributes)t.allowAttributes.delete(e)}function Di(e,t){for(const i of t.allowContentOf){const n=e[i];n&&(n.disallowChildren.forEach((i=>{t.allowChildren.has(i)||(t.disallowChildren.add(i),e[i].disallowIn.add(t.name))})),n.allowChildren.forEach((i=>{t.disallowChildren.has(i)||(t.allowChildren.add(i),e[i].allowIn.add(t.name))})))}}function zi(e,t){for(const i of t.allowWhere){const n=e[i];n&&(n.disallowIn.forEach((i=>{t.allowIn.has(i)||(t.disallowIn.add(i),e[i].disallowChildren.add(t.name))})),n.allowIn.forEach((i=>{t.disallowIn.has(i)||(t.allowIn.add(i),e[i].allowChildren.add(t.name))})))}}function Wi(e,t){for(const i of t.allowAttributesOf){const n=e[i];if(!n)return;n.allowAttributes.forEach((e=>{t.disallowAttributes.has(e)||t.allowAttributes.add(e)}))}}function Hi(e,t){for(const i of t.inheritTypesFrom){const n=e[i];if(n){const e=Object.keys(n).filter((e=>e.startsWith("is")));for(const i of e)i in t||(t[i]=n[i])}}}function Ui(e,t,i){for(const n of e){let e=n[i];"string"==typeof e&&(e=[e]),Array.isArray(e)&&e.forEach((e=>t[i].add(e)))}}function $i(e){return"string"==typeof e||e.is("documentFragment")?{name:"string"==typeof e?e:"$documentFragment",*getAttributeKeys(){},getAttribute(){}}:{name:e.is("element")?e.name:"$text",*getAttributeKeys(){yield*e.getAttributeKeys()},getAttribute:t=>e.getAttribute(t)}}function ji(e,t,i){for(const n of t.getAttributeKeys())e.checkAttribute(t,n)||i.removeAttribute(n,t)}class qi extends((0,n.EmitterMixin)()){constructor(e){super(),this._splitParts=new Map,this._cursorParents=new Map,this._modelCursor=null,this._emptyElementsToKeep=new Set,this.conversionApi={...e,consumable:null,writer:null,store:null,convertItem:(e,t)=>this._convertItem(e,t),convertChildren:(e,t)=>this._convertChildren(e,t),safeInsert:(e,t)=>this._safeInsert(e,t),updateConversionResult:(e,t)=>this._updateConversionResult(e,t),splitToAllowedParent:(e,t)=>this._splitToAllowedParent(e,t),getSplitParts:e=>this._getSplitParts(e),keepEmptyElement:e=>this._keepEmptyElement(e)}}convert(e,t,i=["$root"]){this.fire("viewCleanup",e),this._modelCursor=function(e,t){let i;for(const n of new Ri(e)){const e={};for(const t of n.getAttributeKeys())e[t]=n.getAttribute(t);const o=t.createElement(n.name,e);i&&t.insert(o,i),i=At._createAt(o,0)}return i}(i,t),this.conversionApi.writer=t,this.conversionApi.consumable=Pi.createFrom(e),this.conversionApi.store={};const{modelRange:n}=this._convertItem(e,this._modelCursor),o=t.createDocumentFragment();if(n){this._removeEmptyElements();for(const e of Array.from(this._modelCursor.parent.getChildren()))t.append(e,o);o.markers=function(e,t){const i=new Set,n=new Map,o=St._createIn(e).getItems();for(const e of o)e.is("element","$marker")&&i.add(e);for(const e of i){const i=e.getAttribute("data-name"),o=t.createPositionBefore(e);n.has(i)?n.get(i).end=o.clone():n.set(i,new St(o.clone())),t.remove(e)}return n}(o,t)}return this._modelCursor=null,this._splitParts.clear(),this._cursorParents.clear(),this._emptyElementsToKeep.clear(),this.conversionApi.writer=null,this.conversionApi.store=null,o}_convertItem(e,t){const i={viewItem:e,modelCursor:t,modelRange:null};if(e.is("element")?this.fire(`element:${e.name}`,i,this.conversionApi):e.is("$text")?this.fire("text",i,this.conversionApi):this.fire("documentFragment",i,this.conversionApi),i.modelRange&&!(i.modelRange instanceof St))throw new n.CKEditorError("view-conversion-dispatcher-incorrect-result",this);return{modelRange:i.modelRange,modelCursor:i.modelCursor}}_convertChildren(e,t){let i=t.is("position")?t:At._createAt(t,0);const n=new St(i);for(const t of Array.from(e.getChildren())){const e=this._convertItem(t,i);e.modelRange instanceof St&&(n.end=e.modelRange.end,i=e.modelCursor)}return{modelRange:n,modelCursor:i}}_safeInsert(e,t){const i=this._splitToAllowedParent(e,t);return!!i&&(this.conversionApi.writer.insert(e,i.position),!0)}_updateConversionResult(e,t){const i=this._getSplitParts(e),n=this.conversionApi.writer;t.modelRange||(t.modelRange=n.createRange(n.createPositionBefore(e),n.createPositionAfter(i[i.length-1])));const o=this._cursorParents.get(e);t.modelCursor=o?n.createPositionAt(o,0):t.modelRange.end}_splitToAllowedParent(e,t){const{schema:i,writer:n}=this.conversionApi;let o=i.findAllowedParent(t,e);if(o){if(o===t.parent)return{position:t};this._modelCursor.parent.getAncestors().includes(o)&&(o=null)}if(!o)return fi(t,e,i)?{position:pi(t,n)}:null;const s=this.conversionApi.writer.split(t,o),r=[];for(const e of s.range.getWalker())if("elementEnd"==e.type)r.push(e.item);else{const t=r.pop(),i=e.item;this._registerSplitPair(t,i)}const a=s.range.end.parent;return this._cursorParents.set(e,a),{position:s.position,cursorParent:a}}_registerSplitPair(e,t){this._splitParts.has(e)||this._splitParts.set(e,[e]);const i=this._splitParts.get(e);this._splitParts.set(t,i),i.push(t)}_getSplitParts(e){let t;return t=this._splitParts.has(e)?this._splitParts.get(e):[e],t}_keepEmptyElement(e){this._emptyElementsToKeep.add(e)}_removeEmptyElements(){let e=!1;for(const t of this._splitParts.keys())t.isEmpty&&!this._emptyElementsToKeep.has(t)&&(this.conversionApi.writer.remove(t),this._splitParts.delete(t),e=!0);e&&this._removeEmptyElements()}}class Ki{getHtml(e){const t=n.global.document.implementation.createHTMLDocument("").createElement("div");return t.appendChild(e),t.innerHTML}}class Gi{constructor(e){this.skipComments=!0,this.domParser=new DOMParser,this.domConverter=new qe(e,{renderingMode:"data"}),this.htmlWriter=new Ki}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e)}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){/<(?:html|body|head|meta)(?:\s[^>]*)?>/i.test(e.trim().slice(0,1e4))||(e=`${e}`);const t=this.domParser.parseFromString(e,"text/html"),i=t.createDocumentFragment(),n=t.body.childNodes;for(;n.length>0;)i.appendChild(n[0]);return i}}class Zi extends((0,n.EmitterMixin)()){constructor(e,t){super(),this.model=e,this.mapper=new Vt,this.downcastDispatcher=new Mt({mapper:this.mapper,schema:e.schema}),this.downcastDispatcher.on("insert:$text",((e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,o=i.mapper.toViewPosition(t.range.start),s=n.createText(t.item.data);n.insert(o,s)}),{priority:"lowest"}),this.downcastDispatcher.on("insert",((e,t,i)=>{i.convertAttributes(t.item),t.reconversion||!t.item.is("element")||t.item.isEmpty||i.convertChildren(t.item)}),{priority:"lowest"}),this.upcastDispatcher=new qi({schema:e.schema}),this.viewDocument=new se(t),this.stylesProcessor=t,this.htmlProcessor=new Gi(this.viewDocument),this.processor=this.htmlProcessor,this._viewWriter=new be(this.viewDocument),this.upcastDispatcher.on("text",((e,t,{schema:i,consumable:n,writer:o})=>{let s=t.modelCursor;if(!n.test(t.viewItem))return;if(!i.checkChild(s,"$text")){if(!fi(s,"$text",i))return;if(0==t.viewItem.data.trim().length)return;s=pi(s,o)}n.consume(t.viewItem);const r=o.createText(t.viewItem.data);o.insert(r,s),t.modelRange=o.createRange(s,s.getShiftedBy(r.offsetSize)),t.modelCursor=t.modelRange.end}),{priority:"lowest"}),this.upcastDispatcher.on("element",((e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n}}),{priority:"lowest"}),this.upcastDispatcher.on("documentFragment",((e,t,i)=>{if(!t.modelRange&&i.consumable.consume(t.viewItem,{name:!0})){const{modelRange:e,modelCursor:n}=i.convertChildren(t.viewItem,t.modelCursor);t.modelRange=e,t.modelCursor=n}}),{priority:"lowest"}),(0,n.ObservableMixin)().prototype.decorate.call(this,"init"),(0,n.ObservableMixin)().prototype.decorate.call(this,"set"),(0,n.ObservableMixin)().prototype.decorate.call(this,"get"),(0,n.ObservableMixin)().prototype.decorate.call(this,"toView"),(0,n.ObservableMixin)().prototype.decorate.call(this,"toModel"),this.on("init",(()=>{this.fire("ready")}),{priority:"lowest"}),this.on("ready",(()=>{this.model.enqueueChange({isUndoable:!1},gi)}),{priority:"lowest"})}get(e={}){const{rootName:t="main",trim:i="empty"}=e;if(!this._checkIfRootsExists([t]))throw new n.CKEditorError("datacontroller-get-non-existent-root",this);const o=this.model.document.getRoot(t);return o.isAttached()||(0,n.logWarning)("datacontroller-get-detached-root",this),"empty"!==i||this.model.hasContent(o,{ignoreWhitespaces:!0})?this.stringify(o,e):""}stringify(e,t={}){const i=this.toView(e,t);return this.processor.toData(i)}toView(e,t={}){const i=this.viewDocument,n=this._viewWriter;this.mapper.clearBindings();const o=St._createIn(e),s=new pe(i);this.mapper.bindElements(e,s);const r=e.is("documentFragment")?e.markers:function(e){const t=[],i=e.root.document;if(!i)return new Map;const n=St._createIn(e);for(const e of i.model.markers){const i=e.getRange(),o=i.isCollapsed,s=i.start.isEqual(n.start)||i.end.isEqual(n.end);if(o&&s)t.push([e.name,i]);else{const o=n.getIntersection(i);o&&t.push([e.name,o])}}return t.sort((([e,t],[i,n])=>{if("after"!==t.end.compareWith(n.start))return 1;if("before"!==t.start.compareWith(n.end))return-1;switch(t.start.compareWith(n.start)){case"before":return 1;case"after":return-1;default:switch(t.end.compareWith(n.end)){case"before":return 1;case"after":return-1;default:return i.localeCompare(e)}}})),new Map(t)}(e);return this.downcastDispatcher.convert(o,r,n,t),s}init(e){if(this.model.document.version)throw new n.CKEditorError("datacontroller-init-document-not-empty",this);let t={};if("string"==typeof e?t.main=e:t=e,!this._checkIfRootsExists(Object.keys(t)))throw new n.CKEditorError("datacontroller-init-non-existent-root",this);return this.model.enqueueChange({isUndoable:!1},(e=>{for(const i of Object.keys(t)){const n=this.model.document.getRoot(i);e.insert(this.parse(t[i],n),n,0)}})),Promise.resolve()}set(e,t={}){let i={};if("string"==typeof e?i.main=e:i=e,!this._checkIfRootsExists(Object.keys(i)))throw new n.CKEditorError("datacontroller-set-non-existent-root",this);this.model.enqueueChange(t.batchType||{},(e=>{e.setSelection(null),e.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const t of Object.keys(i)){const n=this.model.document.getRoot(t);e.remove(e.createRangeIn(n)),e.insert(this.parse(i[t],n),n,0)}}))}parse(e,t="$root"){const i=this.processor.toView(e);return this.toModel(i,t)}toModel(e,t="$root"){return this.model.change((i=>this.upcastDispatcher.convert(e,i,t)))}addStyleProcessorRules(e){e(this.stylesProcessor)}registerRawContentMatcher(e){this.processor&&this.processor!==this.htmlProcessor&&this.processor.registerRawContentMatcher(e),this.htmlProcessor.registerRawContentMatcher(e)}destroy(){this.stopListening()}_checkIfRootsExists(e){for(const t of e)if(!this.model.document.getRoot(t))return!1;return!0}}class Ji{constructor(e,t){this._helpers=new Map,this._downcast=(0,n.toArray)(e),this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:!0}),this._upcast=(0,n.toArray)(t),this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:!1})}addAlias(e,t){const i=this._downcast.includes(t);if(!this._upcast.includes(t)&&!i)throw new n.CKEditorError("conversion-add-alias-dispatcher-not-registered",this);this._createConversionHelpers({name:e,dispatchers:[t],isDowncast:i})}for(e){if(!this._helpers.has(e))throw new n.CKEditorError("conversion-for-unknown-group",this);return this._helpers.get(e)}elementToElement(e){this.for("downcast").elementToElement(e);for(const{model:t,view:i}of Qi(e))this.for("upcast").elementToElement({model:t,view:i,converterPriority:e.converterPriority})}attributeToElement(e){this.for("downcast").attributeToElement(e);for(const{model:t,view:i}of Qi(e))this.for("upcast").elementToAttribute({view:i,model:t,converterPriority:e.converterPriority})}attributeToAttribute(e){this.for("downcast").attributeToAttribute(e);for(const{model:t,view:i}of Qi(e))this.for("upcast").attributeToAttribute({view:i,model:t})}_createConversionHelpers({name:e,dispatchers:t,isDowncast:i}){if(this._helpers.has(e))throw new n.CKEditorError("conversion-group-exists",this);const o=i?new Yt(t):new bi(t);this._helpers.set(e,o)}}function*Qi(e){if(e.model.values)for(const t of e.model.values){const i={key:e.model.key,value:t},n=e.view[t],o=e.upcastAlso?e.upcastAlso[t]:void 0;yield*Yi(i,n,o)}else yield*Yi(e.model,e.view,e.upcastAlso)}function*Yi(e,t,i){if(yield{model:e,view:t},i)for(const t of(0,n.toArray)(i))yield{model:e,view:t}}class Xi{constructor(e,t={}){this.skipComments=!0,this.namespaces=t.namespaces||[],this.domParser=new DOMParser,this.domConverter=new qe(e,{renderingMode:"data"}),this.htmlWriter=new Ki}toData(e){const t=this.domConverter.viewToDom(e);return this.htmlWriter.getHtml(t)}toView(e){const t=this._toDom(e);return this.domConverter.domToView(t,{keepOriginalCase:!0,skipComments:this.skipComments})}registerRawContentMatcher(e){this.domConverter.registerRawContentMatcher(e)}useFillerType(e){this.domConverter.blockFillerMode="marked"==e?"markedNbsp":"nbsp"}_toDom(e){e=``xmlns:${e}="nsp"`)).join(" ")}>${e}`;const t=this.domParser.parseFromString(e,"text/xml"),i=t.querySelector("parsererror");if(i)throw new Error("Parse error - "+i.textContent);const n=t.createDocumentFragment(),o=t.documentElement.childNodes;for(;o.length>0;)n.appendChild(o[0]);return n}}class en{constructor(e){this.baseVersion=e,this.isDocumentOperation=null!==this.baseVersion,this.batch=null}_validate(){}toJSON(){const e=Object.assign({},this);return e.__className=this.constructor.className,delete e.batch,delete e.isDocumentOperation,e}static get className(){return"Operation"}static fromJSON(e,t){return new this(e.baseVersion)}}function tn(e,t){const i=sn(t),n=i.reduce(((e,t)=>e+t.offsetSize),0),o=e.parent;an(e);const s=e.index;return o._insertChild(s,i),rn(o,s+i.length),rn(o,s),new St(e,e.getShiftedBy(n))}function nn(e){if(!e.isFlat)throw new n.CKEditorError("operation-utils-remove-range-not-flat",this);const t=e.start.parent;an(e.start),an(e.end);const i=t._removeChildren(e.start.index,e.end.index-e.start.index);return rn(t,e.start.index),i}function on(e,t){if(!e.isFlat)throw new n.CKEditorError("operation-utils-move-range-not-flat",this);const i=nn(e);return tn(t=t._getTransformedByDeletion(e.start,e.end.offset-e.start.offset),i)}function sn(e){const t=[];!function e(i){if("string"==typeof i)t.push(new vt(i));else if(i instanceof _t)t.push(new vt(i.data,i.getAttributes()));else if(i instanceof bt)t.push(i);else if((0,n.isIterable)(i))for(const t of i)e(t)}(e);for(let e=1;ee.maxOffset)throw new n.CKEditorError("move-operation-nodes-do-not-exist",this);if(e===t&&i=i&&this.targetPosition.path[e]e._clone(!0)))),t=new dn(this.position,e,this.baseVersion);return t.shouldReceiveAttributes=this.shouldReceiveAttributes,t}getReversed(){const e=this.position.root.document.graveyard,t=new At(e,[0]);return new cn(this.position,this.nodes.maxOffset,t,this.baseVersion+1)}_validate(){const e=this.position.parent;if(!e||e.maxOffsete._clone(!0)))),tn(this.position,e)}toJSON(){const e=super.toJSON();return e.position=this.position.toJSON(),e.nodes=this.nodes.toJSON(),e}static get className(){return"InsertOperation"}static fromJSON(e,t){const i=[];for(const t of e.nodes)t.name?i.push(yt.fromJSON(t)):i.push(vt.fromJSON(t));const n=new dn(At.fromJSON(e.position,t),i,e.baseVersion);return n.shouldReceiveAttributes=e.shouldReceiveAttributes,n}}class un extends en{constructor(e,t,i,n,o){super(o),this.splitPosition=e.clone(),this.splitPosition.stickiness="toNext",this.howMany=t,this.insertionPosition=i,this.graveyardPosition=n?n.clone():null,this.graveyardPosition&&(this.graveyardPosition.stickiness="toNext")}get type(){return"split"}get moveTargetPosition(){const e=this.insertionPosition.path.slice();return e.push(0),new At(this.insertionPosition.root,e)}get movedRange(){const e=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new St(this.splitPosition,e)}get affectedSelectable(){const e=[St._createFromPositionAndShift(this.splitPosition,0),St._createFromPositionAndShift(this.insertionPosition,0)];return this.graveyardPosition&&e.push(St._createFromPositionAndShift(this.graveyardPosition,0)),e}clone(){return new un(this.splitPosition,this.howMany,this.insertionPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const e=this.splitPosition.root.document.graveyard,t=new At(e,[0]);return new hn(this.moveTargetPosition,this.howMany,this.splitPosition,t,this.baseVersion+1)}_validate(){const e=this.splitPosition.parent,t=this.splitPosition.offset;if(!e||e.maxOffset0&&(e.sourcePosition.isEqual(t.sourcePosition.getShiftedBy(t.howMany))&&this._setRelation(e,t,"mergeSourceAffected"),e.targetPosition.isEqual(t.sourcePosition)&&this._setRelation(e,t,"mergeTargetWasBefore"));else if(e instanceof mn){const i=e.newRange;if(!i)return;if(t instanceof cn){const n=St._createFromPositionAndShift(t.sourcePosition,t.howMany),o=n.containsPosition(i.start)||n.start.isEqual(i.start),s=n.containsPosition(i.end)||n.end.isEqual(i.end);!o&&!s||n.containsRange(i)||this._setRelation(e,t,{side:o?"left":"right",path:o?i.start.path.slice():i.end.path.slice()})}else if(t instanceof hn){const n=i.start.isEqual(t.targetPosition),o=i.start.isEqual(t.deletionPosition),s=i.end.isEqual(t.deletionPosition),r=i.end.isEqual(t.sourcePosition);(n||o||s||r)&&this._setRelation(e,t,{wasInLeftElement:n,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:s,wasInRightElement:r})}}}getContext(e,t,i){return{aIsStrong:i,aWasUndone:this._wasUndone(e),bWasUndone:this._wasUndone(t),abRelation:this._useRelations?this._getRelation(e,t):null,baRelation:this._useRelations?this._getRelation(t,e):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(e){const t=this.originalOperations.get(e);return t.wasUndone||this._history.isUndoneOperation(t)}_getRelation(e,t){const i=this.originalOperations.get(t),n=this._history.getUndoneOperation(i);if(!n)return null;const o=this.originalOperations.get(e),s=this._relations.get(o);return s&&s.get(n)||null}_setRelation(e,t,i){const n=this.originalOperations.get(e),o=this.originalOperations.get(t);let s=this._relations.get(n);s||(s=new Map,this._relations.set(n,s)),s.set(o,i)}}function Pn(e,t){for(const i of e)i.baseVersion=t++}function In(e,t){for(let i=0;i{if(e.key===t.key&&e.range.start.hasSameParentAs(t.range.start)){const n=e.range.getDifference(t.range).map((t=>new fn(t,e.key,e.oldValue,e.newValue,0))),o=e.range.getIntersection(t.range);return o&&i.aIsStrong&&n.push(new fn(o,t.key,t.newValue,e.newValue,0)),0==n.length?[new pn(0)]:n}return[e]})),Cn(fn,dn,((e,t)=>{if(e.range.start.hasSameParentAs(t.position)&&e.range.containsPosition(t.position)){const i=e.range._getTransformedByInsertion(t.position,t.howMany,!t.shouldReceiveAttributes).map((t=>new fn(t,e.key,e.oldValue,e.newValue,e.baseVersion)));if(t.shouldReceiveAttributes){const n=Sn(t,e.key,e.oldValue);n&&i.unshift(n)}return i}return e.range=e.range._getTransformedByInsertion(t.position,t.howMany,!1)[0],[e]})),Cn(fn,hn,((e,t)=>{const i=[];e.range.start.hasSameParentAs(t.deletionPosition)&&(e.range.containsPosition(t.deletionPosition)||e.range.start.isEqual(t.deletionPosition))&&i.push(St._createFromPositionAndShift(t.graveyardPosition,1));const n=e.range._getTransformedByMergeOperation(t);return n.isCollapsed||i.push(n),i.map((t=>new fn(t,e.key,e.oldValue,e.newValue,e.baseVersion)))})),Cn(fn,cn,((e,t)=>function(e,t){const i=St._createFromPositionAndShift(t.sourcePosition,t.howMany);let n=null,o=[];i.containsRange(e,!0)?n=e:e.start.hasSameParentAs(i.start)?(o=e.getDifference(i),n=e.getIntersection(i)):o=[e];const s=[];for(let e of o){e=e._getTransformedByDeletion(t.sourcePosition,t.howMany);const i=t.getMovedRangeStart(),n=e.start.hasSameParentAs(i),o=e._getTransformedByInsertion(i,t.howMany,n);s.push(...o)}return n&&s.push(n._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany,!1)[0]),s}(e.range,t).map((t=>new fn(t,e.key,e.oldValue,e.newValue,e.baseVersion))))),Cn(fn,un,((e,t)=>{if(e.range.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.range.end.offset++,[e];if(e.range.start.hasSameParentAs(t.splitPosition)&&e.range.containsPosition(t.splitPosition)){const i=e.clone();return i.range=new St(t.moveTargetPosition.clone(),e.range.end._getCombined(t.splitPosition,t.moveTargetPosition)),e.range.end=t.splitPosition.clone(),e.range.end.stickiness="toPrevious",[e,i]}return e.range=e.range._getTransformedBySplitOperation(t),[e]})),Cn(dn,fn,((e,t)=>{const i=[e];if(e.shouldReceiveAttributes&&e.position.hasSameParentAs(t.range.start)&&t.range.containsPosition(e.position)){const n=Sn(e,t.key,t.newValue);n&&i.push(n)}return i})),Cn(dn,dn,((e,t,i)=>(e.position.isEqual(t.position)&&i.aIsStrong||(e.position=e.position._getTransformedByInsertOperation(t)),[e]))),Cn(dn,cn,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),Cn(dn,un,((e,t)=>(e.position=e.position._getTransformedBySplitOperation(t),[e]))),Cn(dn,hn,((e,t)=>(e.position=e.position._getTransformedByMergeOperation(t),[e]))),Cn(mn,dn,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByInsertOperation(t)[0]),e.newRange&&(e.newRange=e.newRange._getTransformedByInsertOperation(t)[0]),[e]))),Cn(mn,mn,((e,t,i)=>{if(e.name==t.name){if(!i.aIsStrong)return[new pn(0)];e.oldRange=t.newRange?t.newRange.clone():null}return[e]})),Cn(mn,hn,((e,t)=>(e.oldRange&&(e.oldRange=e.oldRange._getTransformedByMergeOperation(t)),e.newRange&&(e.newRange=e.newRange._getTransformedByMergeOperation(t)),[e]))),Cn(mn,cn,((e,t,i)=>{if(e.oldRange&&(e.oldRange=St._createFromRanges(e.oldRange._getTransformedByMoveOperation(t))),e.newRange){if(i.abRelation){const n=St._createFromRanges(e.newRange._getTransformedByMoveOperation(t));if("left"==i.abRelation.side&&t.targetPosition.isEqual(e.newRange.start))return e.newRange.end=n.end,e.newRange.start.path=i.abRelation.path,[e];if("right"==i.abRelation.side&&t.targetPosition.isEqual(e.newRange.end))return e.newRange.start=n.start,e.newRange.end.path=i.abRelation.path,[e]}e.newRange=St._createFromRanges(e.newRange._getTransformedByMoveOperation(t))}return[e]})),Cn(mn,un,((e,t,i)=>{if(e.oldRange&&(e.oldRange=e.oldRange._getTransformedBySplitOperation(t)),e.newRange){if(i.abRelation){const n=e.newRange._getTransformedBySplitOperation(t);return e.newRange.start.isEqual(t.splitPosition)&&i.abRelation.wasStartBeforeMergedElement?e.newRange.start=At._createAt(t.insertionPosition):e.newRange.start.isEqual(t.splitPosition)&&!i.abRelation.wasInLeftElement&&(e.newRange.start=At._createAt(t.moveTargetPosition)),e.newRange.end.isEqual(t.splitPosition)&&i.abRelation.wasInRightElement?e.newRange.end=At._createAt(t.moveTargetPosition):e.newRange.end.isEqual(t.splitPosition)&&i.abRelation.wasEndBeforeMergedElement?e.newRange.end=At._createAt(t.insertionPosition):e.newRange.end=n.end,[e]}e.newRange=e.newRange._getTransformedBySplitOperation(t)}return[e]})),Cn(hn,dn,((e,t)=>(e.sourcePosition.hasSameParentAs(t.position)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByInsertOperation(t),e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t),[e]))),Cn(hn,hn,((e,t,i)=>{if(e.sourcePosition.isEqual(t.sourcePosition)&&e.targetPosition.isEqual(t.targetPosition)){if(i.bWasUndone){const i=t.graveyardPosition.path.slice();return i.push(0),e.sourcePosition=new At(t.graveyardPosition.root,i),e.howMany=0,[e]}return[new pn(0)]}if(e.sourcePosition.isEqual(t.sourcePosition)&&!e.targetPosition.isEqual(t.targetPosition)&&!i.bWasUndone&&"splitAtSource"!=i.abRelation){const n="$graveyard"==e.targetPosition.root.rootName,o="$graveyard"==t.targetPosition.root.rootName;if(o&&!n||(!n||o)&&i.aIsStrong){const i=t.targetPosition._getTransformedByMergeOperation(t),n=e.targetPosition._getTransformedByMergeOperation(t);return[new cn(i,e.howMany,n,0)]}return[new pn(0)]}return e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition=e.sourcePosition._getTransformedByMergeOperation(t),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),e.graveyardPosition.isEqual(t.graveyardPosition)&&i.aIsStrong||(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),Cn(hn,cn,((e,t,i)=>{const n=St._createFromPositionAndShift(t.sourcePosition,t.howMany);return"remove"==t.type&&!i.bWasUndone&&!i.forceWeakRemove&&e.deletionPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.sourcePosition)?[new pn(0)]:(t.sourcePosition.getShiftedBy(t.howMany).isEqual(e.sourcePosition)?e.sourcePosition.stickiness="toNone":t.targetPosition.isEqual(e.sourcePosition)&&"mergeSourceAffected"==i.abRelation?e.sourcePosition.stickiness="toNext":t.sourcePosition.isEqual(e.targetPosition)?(e.targetPosition.stickiness="toNone",e.howMany-=t.howMany):t.targetPosition.isEqual(e.targetPosition)&&"mergeTargetWasBefore"==i.abRelation?(e.targetPosition.stickiness="toPrevious",e.howMany+=t.howMany):(e.sourcePosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.sourcePosition.hasSameParentAs(t.sourcePosition)&&(e.howMany-=t.howMany)),e.sourcePosition=e.sourcePosition._getTransformedByMoveOperation(t),e.targetPosition=e.targetPosition._getTransformedByMoveOperation(t),e.sourcePosition.stickiness="toPrevious",e.targetPosition.stickiness="toNext",e.graveyardPosition.isEqual(t.targetPosition)||(e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)),[e])})),Cn(hn,un,((e,t,i)=>{if(t.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByDeletion(t.graveyardPosition,1),e.deletionPosition.isEqual(t.graveyardPosition)&&(e.howMany=t.howMany)),e.targetPosition.isEqual(t.splitPosition)){const n=0!=t.howMany,o=t.graveyardPosition&&e.deletionPosition.isEqual(t.graveyardPosition);if(n||o||"mergeTargetNotMoved"==i.abRelation)return e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),[e]}if(e.sourcePosition.isEqual(t.splitPosition)){if("mergeSourceNotMoved"==i.abRelation)return e.howMany=0,e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e];if("mergeSameElement"==i.abRelation||e.sourcePosition.offset>0)return e.sourcePosition=t.moveTargetPosition.clone(),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]}return e.sourcePosition.hasSameParentAs(t.splitPosition)&&(e.howMany=t.splitPosition.offset),e.sourcePosition=e.sourcePosition._getTransformedBySplitOperation(t),e.targetPosition=e.targetPosition._getTransformedBySplitOperation(t),[e]})),Cn(cn,dn,((e,t)=>{const i=St._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByInsertOperation(t,!1)[0];return e.sourcePosition=i.start,e.howMany=i.end.offset-i.start.offset,e.targetPosition.isEqual(t.position)||(e.targetPosition=e.targetPosition._getTransformedByInsertOperation(t)),[e]})),Cn(cn,cn,((e,t,i)=>{const o=St._createFromPositionAndShift(e.sourcePosition,e.howMany),s=St._createFromPositionAndShift(t.sourcePosition,t.howMany);let r,a=i.aIsStrong,l=!i.aIsStrong;if("insertBefore"==i.abRelation||"insertAfter"==i.baRelation?l=!0:"insertAfter"!=i.abRelation&&"insertBefore"!=i.baRelation||(l=!1),r=e.targetPosition.isEqual(t.targetPosition)&&l?e.targetPosition._getTransformedByDeletion(t.sourcePosition,t.howMany):e.targetPosition._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Vn(e,t)&&Vn(t,e))return[t.getReversed()];if(o.containsPosition(t.targetPosition)&&o.containsRange(s,!0))return o.start=o.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),o.end=o.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Rn([o],r);if(s.containsPosition(e.targetPosition)&&s.containsRange(o,!0))return o.start=o.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),o.end=o.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),Rn([o],r);const c=(0,n.compareArrays)(e.sourcePosition.getParentPath(),t.sourcePosition.getParentPath());if("prefix"==c||"extension"==c)return o.start=o.start._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),o.end=o.end._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany),Rn([o],r);"remove"!=e.type||"remove"==t.type||i.aWasUndone||i.forceWeakRemove?"remove"==e.type||"remove"!=t.type||i.bWasUndone||i.forceWeakRemove||(a=!1):a=!0;const d=[],u=o.getDifference(s);for(const e of u){e.start=e.start._getTransformedByDeletion(t.sourcePosition,t.howMany),e.end=e.end._getTransformedByDeletion(t.sourcePosition,t.howMany);const i="same"==(0,n.compareArrays)(e.start.getParentPath(),t.getMovedRangeStart().getParentPath()),o=e._getTransformedByInsertion(t.getMovedRangeStart(),t.howMany,i);d.push(...o)}const h=o.getIntersection(s);return null!==h&&a&&(h.start=h.start._getCombined(t.sourcePosition,t.getMovedRangeStart()),h.end=h.end._getCombined(t.sourcePosition,t.getMovedRangeStart()),0===d.length?d.push(h):1==d.length?s.start.isBefore(o.start)||s.start.isEqual(o.start)?d.unshift(h):d.push(h):d.splice(1,0,h)),0===d.length?[new pn(e.baseVersion)]:Rn(d,r)})),Cn(cn,un,((e,t,i)=>{let n=e.targetPosition.clone();e.targetPosition.isEqual(t.insertionPosition)&&t.graveyardPosition&&"moveTargetAfter"!=i.abRelation||(n=e.targetPosition._getTransformedBySplitOperation(t));const o=St._createFromPositionAndShift(e.sourcePosition,e.howMany);if(o.end.isEqual(t.insertionPosition))return t.graveyardPosition||e.howMany++,e.targetPosition=n,[e];if(o.start.hasSameParentAs(t.splitPosition)&&o.containsPosition(t.splitPosition)){let e=new St(t.splitPosition,o.end);return e=e._getTransformedBySplitOperation(t),Rn([new St(o.start,t.splitPosition),e],n)}e.targetPosition.isEqual(t.splitPosition)&&"insertAtSource"==i.abRelation&&(n=t.moveTargetPosition),e.targetPosition.isEqual(t.insertionPosition)&&"insertBetween"==i.abRelation&&(n=e.targetPosition);const s=[o._getTransformedBySplitOperation(t)];if(t.graveyardPosition){const n=o.start.isEqual(t.graveyardPosition)||o.containsPosition(t.graveyardPosition);e.howMany>1&&n&&!i.aWasUndone&&s.push(St._createFromPositionAndShift(t.insertionPosition,1))}return Rn(s,n)})),Cn(cn,hn,((e,t,i)=>{const n=St._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&n.containsPosition(t.sourcePosition))if("remove"!=e.type||i.forceWeakRemove){if(1==e.howMany)return i.bWasUndone?(e.sourcePosition=t.graveyardPosition.clone(),e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]):[new pn(0)]}else if(!i.aWasUndone){const i=[];let n=t.graveyardPosition.clone(),o=t.targetPosition._getTransformedByMergeOperation(t);e.howMany>1&&(i.push(new cn(e.sourcePosition,e.howMany-1,e.targetPosition,0)),n=n._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1),o=o._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany-1));const s=t.deletionPosition._getCombined(e.sourcePosition,e.targetPosition),r=new cn(n,1,s,0),a=r.getMovedRangeStart().path.slice();a.push(0);const l=new At(r.targetPosition.root,a);o=o._getTransformedByMove(n,s,1);const c=new cn(o,t.howMany,l,0);return i.push(r),i.push(c),i}const o=St._createFromPositionAndShift(e.sourcePosition,e.howMany)._getTransformedByMergeOperation(t);return e.sourcePosition=o.start,e.howMany=o.end.offset-o.start.offset,e.targetPosition=e.targetPosition._getTransformedByMergeOperation(t),[e]})),Cn(bn,dn,((e,t)=>(e.position=e.position._getTransformedByInsertOperation(t),[e]))),Cn(bn,hn,((e,t)=>e.position.isEqual(t.deletionPosition)?(e.position=t.graveyardPosition.clone(),e.position.stickiness="toNext",[e]):(e.position=e.position._getTransformedByMergeOperation(t),[e]))),Cn(bn,cn,((e,t)=>(e.position=e.position._getTransformedByMoveOperation(t),[e]))),Cn(bn,bn,((e,t,i)=>{if(e.position.isEqual(t.position)){if(!i.aIsStrong)return[new pn(0)];e.oldName=t.newName}return[e]})),Cn(bn,un,((e,t)=>{const i=e.position.path,o=t.splitPosition.getParentPath();if("same"==(0,n.compareArrays)(i,o)&&!t.graveyardPosition){const t=new bn(e.position.getShiftedBy(1),e.oldName,e.newName,0);return[e,t]}return e.position=e.position._getTransformedBySplitOperation(t),[e]})),Cn(wn,wn,((e,t,i)=>{if(e.root===t.root&&e.key===t.key){if(!i.aIsStrong||e.newValue===t.newValue)return[new pn(0)];e.oldValue=t.newValue}return[e]})),Cn(vn,vn,((e,t)=>e.rootName===t.rootName&&e.isAdd===t.isAdd?[new pn(0)]:[e])),Cn(un,dn,((e,t)=>(e.splitPosition.hasSameParentAs(t.position)&&e.splitPosition.offset{if(!e.graveyardPosition&&!i.bWasUndone&&e.splitPosition.hasSameParentAs(t.sourcePosition)){const i=t.graveyardPosition.path.slice();i.push(0);const n=new At(t.graveyardPosition.root,i),o=un.getInsertionPosition(new At(t.graveyardPosition.root,i)),s=new un(n,0,o,null,0);return e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=un.getInsertionPosition(e.splitPosition),e.graveyardPosition=s.insertionPosition.clone(),e.graveyardPosition.stickiness="toNext",[s,e]}return e.splitPosition.hasSameParentAs(t.deletionPosition)&&!e.splitPosition.isAfter(t.deletionPosition)&&e.howMany--,e.splitPosition.hasSameParentAs(t.targetPosition)&&(e.howMany+=t.howMany),e.splitPosition=e.splitPosition._getTransformedByMergeOperation(t),e.insertionPosition=un.getInsertionPosition(e.splitPosition),e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedByMergeOperation(t)),[e]})),Cn(un,cn,((e,t,i)=>{const n=St._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.graveyardPosition){const o=n.start.isEqual(e.graveyardPosition)||n.containsPosition(e.graveyardPosition);if(!i.bWasUndone&&o){const i=e.splitPosition._getTransformedByMoveOperation(t),n=e.graveyardPosition._getTransformedByMoveOperation(t),o=n.path.slice();o.push(0);const s=new At(n.root,o);return[new cn(i,e.howMany,s,0)]}e.graveyardPosition=e.graveyardPosition._getTransformedByMoveOperation(t)}const o=e.splitPosition.isEqual(t.targetPosition);if(o&&("insertAtSource"==i.baRelation||"splitBefore"==i.abRelation))return e.howMany+=t.howMany,e.splitPosition=e.splitPosition._getTransformedByDeletion(t.sourcePosition,t.howMany),e.insertionPosition=un.getInsertionPosition(e.splitPosition),[e];if(o&&i.abRelation&&i.abRelation.howMany){const{howMany:t,offset:n}=i.abRelation;return e.howMany+=t,e.splitPosition=e.splitPosition.getShiftedBy(n),[e]}if(e.splitPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.splitPosition)){const i=t.howMany-(e.splitPosition.offset-t.sourcePosition.offset);return e.howMany-=i,e.splitPosition.hasSameParentAs(t.targetPosition)&&e.splitPosition.offset{if(e.splitPosition.isEqual(t.splitPosition)){if(!e.graveyardPosition&&!t.graveyardPosition)return[new pn(0)];if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition))return[new pn(0)];if("splitBefore"==i.abRelation)return e.howMany=0,e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t),[e]}if(e.graveyardPosition&&t.graveyardPosition&&e.graveyardPosition.isEqual(t.graveyardPosition)){const n="$graveyard"==e.splitPosition.root.rootName,o="$graveyard"==t.splitPosition.root.rootName;if(o&&!n||(!n||o)&&i.aIsStrong){const i=[];return t.howMany&&i.push(new cn(t.moveTargetPosition,t.howMany,t.splitPosition,0)),e.howMany&&i.push(new cn(e.splitPosition,e.howMany,e.moveTargetPosition,0)),i}return[new pn(0)]}if(e.graveyardPosition&&(e.graveyardPosition=e.graveyardPosition._getTransformedBySplitOperation(t)),e.splitPosition.isEqual(t.insertionPosition)&&"splitBefore"==i.abRelation)return e.howMany++,[e];if(t.splitPosition.isEqual(e.insertionPosition)&&"splitBefore"==i.baRelation){const i=t.insertionPosition.path.slice();i.push(0);const n=new At(t.insertionPosition.root,i);return[e,new cn(e.insertionPosition,1,n,0)]}return e.splitPosition.hasSameParentAs(t.splitPosition)&&e.splitPosition.offset{const i=t[0];i.isDocumentOperation&&On.call(this,i)}),{priority:"low"})}function On(e){const t=this.getTransformedByOperation(e);if(!this.isEqual(t)){const e=this.toPosition();this.path=t.path,this.root=t.root,this.fire("change",e)}}Bn.prototype.is=function(e){return"livePosition"===e||"model:livePosition"===e||"position"==e||"model:position"===e};class Ln{constructor(e={}){"string"==typeof e&&(e="transparent"===e?{isUndoable:!1}:{},(0,n.logWarning)("batch-constructor-deprecated-string-type"));const{isUndoable:t=!0,isLocal:i=!0,isUndo:o=!1,isTyping:s=!1}=e;this.operations=[],this.isUndoable=t,this.isLocal=i,this.isUndo=o,this.isTyping=s}get type(){return(0,n.logWarning)("batch-type-deprecated"),"default"}get baseVersion(){for(const e of this.operations)if(null!==e.baseVersion)return e.baseVersion;return null}addOperation(e){return e.batch=this,this.operations.push(e),e}}class Fn{constructor(e){this._changesInElement=new Map,this._elementsSnapshots=new Map,this._elementChildrenSnapshots=new Map,this._elementState=new Map,this._changedMarkers=new Map,this._changedRoots=new Map,this._changeCount=0,this._cachedChanges=null,this._cachedChangesWithGraveyard=null,this._refreshedItems=new Set,this._markerCollection=e}get isEmpty(){return 0==this._changesInElement.size&&0==this._changedMarkers.size&&0==this._changedRoots.size}bufferOperation(e){const t=e;switch(t.type){case"insert":if(this._isInInsertedElement(t.position.parent))return;this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break;case"addAttribute":case"removeAttribute":case"changeAttribute":for(const e of t.range.getItems({shallow:!0}))this._isInInsertedElement(e.parent)||this._markAttribute(e);break;case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition))return;const e=this._isInInsertedElement(t.sourcePosition.parent),i=this._isInInsertedElement(t.targetPosition.parent);e||this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany),i||this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany);const n=St._createFromPositionAndShift(t.sourcePosition,t.howMany);for(const e of n.getItems({shallow:!0}))this._setElementState(e,"move");break}case"rename":{if(this._isInInsertedElement(t.position.parent))return;this._markRemove(t.position.parent,t.position.offset,1),this._markInsert(t.position.parent,t.position.offset,1);const e=St._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getData();this.bufferMarkerChange(t.name,e,e)}this._setElementState(t.position.nodeAfter,"rename");break}case"split":{const e=t.splitPosition.parent;if(!this._isInInsertedElement(e)){this._markRemove(e,t.splitPosition.offset,t.howMany);const i=St._createFromPositionAndShift(t.splitPosition,t.howMany);for(const e of i.getItems({shallow:!0}))this._setElementState(e,"move")}this._isInInsertedElement(t.insertionPosition.parent)||this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1),t.graveyardPosition&&(this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1),this._setElementState(t.graveyardPosition.nodeAfter,"move"));break}case"merge":{const e=t.sourcePosition.parent;this._isInInsertedElement(e.parent)||this._markRemove(e.parent,e.startOffset,1);const i=t.graveyardPosition.parent;this._markInsert(i,t.graveyardPosition.offset,1),this._setElementState(e,"move");const n=t.targetPosition.parent;if(!this._isInInsertedElement(n)){this._markInsert(n,t.targetPosition.offset,e.maxOffset);const i=St._createFromPositionAndShift(t.sourcePosition,t.howMany);for(const e of i.getItems({shallow:!0}))this._setElementState(e,"move")}break}case"detachRoot":case"addRoot":{const e=t.affectedSelectable;if(!e._isLoaded)return;if(e.isAttached()==t.isAdd)return;this._bufferRootStateChange(t.rootName,t.isAdd);break}case"addRootAttribute":case"removeRootAttribute":case"changeRootAttribute":{if(!t.root._isLoaded)return;const e=t.root.rootName;this._bufferRootAttributeChange(e,t.key,t.oldValue,t.newValue);break}}this._cachedChanges=null}bufferMarkerChange(e,t,i){t.range&&t.range.root.is("rootElement")&&!t.range.root._isLoaded&&(t.range=null),i.range&&i.range.root.is("rootElement")&&!i.range.root._isLoaded&&(i.range=null);let n=this._changedMarkers.get(e);n?n.newMarkerData=i:(n={newMarkerData:i,oldMarkerData:t},this._changedMarkers.set(e,n)),null==n.oldMarkerData.range&&null==i.range&&this._changedMarkers.delete(e)}getMarkersToRemove(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.oldMarkerData.range&&e.push({name:t,range:i.oldMarkerData.range});return e}getMarkersToAdd(){const e=[];for(const[t,i]of this._changedMarkers)null!=i.newMarkerData.range&&e.push({name:t,range:i.newMarkerData.range});return e}getChangedMarkers(){return Array.from(this._changedMarkers).map((([e,t])=>({name:e,data:{oldRange:t.oldMarkerData.range,newRange:t.newMarkerData.range}})))}hasDataChanges(){if(this.getChanges().length)return!0;if(this._changedRoots.size>0)return!0;for(const{newMarkerData:e,oldMarkerData:t}of this._changedMarkers.values()){if(e.affectsData!==t.affectsData)return!0;if(e.affectsData){const i=e.range&&!t.range,n=!e.range&&t.range,o=e.range&&t.range&&!e.range.isEqual(t.range);if(i||n||o)return!0}}return!1}getChanges(e={}){if(this._cachedChanges)return e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice();let t=[];for(const e of this._changesInElement.keys()){const i=this._changesInElement.get(e).sort(((e,t)=>e.offset===t.offset?e.type!=t.type?"remove"==e.type?-1:1:0:e.offsete.position.root!=t.position.root?e.position.root.rootNamee));for(const e of t)delete e.changeCount,"attribute"==e.type&&(delete e.position,delete e.length);return this._changeCount=0,this._cachedChangesWithGraveyard=t,this._cachedChanges=t.filter(Hn),e.includeChangesInGraveyard?this._cachedChangesWithGraveyard.slice():this._cachedChanges.slice()}getChangedRoots(){return Array.from(this._changedRoots.values()).map((e=>{const t={...e};return void 0!==t.state&&delete t.attributes,t}))}getRefreshedItems(){return new Set(this._refreshedItems)}reset(){this._changesInElement.clear(),this._elementChildrenSnapshots.clear(),this._elementsSnapshots.clear(),this._elementState.clear(),this._changedMarkers.clear(),this._changedRoots.clear(),this._refreshedItems.clear(),this._cachedChanges=null}_refreshItem(e){if(this._isInInsertedElement(e.parent))return;this._markRemove(e.parent,e.startOffset,e.offsetSize),this._markInsert(e.parent,e.startOffset,e.offsetSize),this._refreshedItems.add(e),this._setElementState(e,"refresh");const t=St._createOn(e);for(const e of this._markerCollection.getMarkersIntersectingRange(t)){const t=e.getData();this.bufferMarkerChange(e.name,t,t)}this._cachedChanges=null}_bufferRootLoad(e){if(e.isAttached()){this._bufferRootStateChange(e.rootName,!0),this._markInsert(e,0,e.maxOffset);for(const t of e.getAttributeKeys())this._bufferRootAttributeChange(e.rootName,t,null,e.getAttribute(t));for(const t of this._markerCollection)if(t.getRange().root==e){const e=t.getData();this.bufferMarkerChange(t.name,{...e,range:null},e)}}}_bufferRootStateChange(e,t){if(!this._changedRoots.has(e))return void this._changedRoots.set(e,{name:e,state:t?"attached":"detached"});const i=this._changedRoots.get(e);void 0!==i.state?(delete i.state,void 0===i.attributes&&this._changedRoots.delete(e)):i.state=t?"attached":"detached"}_bufferRootAttributeChange(e,t,i,n){const o=this._changedRoots.get(e)||{name:e},s=o.attributes||{};if(s[t]){const e=s[t];n===e.oldValue?delete s[t]:e.newValue=n}else s[t]={oldValue:i,newValue:n};0===Object.entries(s).length?(delete o.attributes,void 0===o.state&&this._changedRoots.delete(e)):(o.attributes=s,this._changedRoots.set(e,o))}_markInsert(e,t,i){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const n={type:"insert",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n)}_markRemove(e,t,i){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const n={type:"remove",offset:t,howMany:i,count:this._changeCount++};this._markChange(e,n),this._removeAllNestedChanges(e,t,i)}_markAttribute(e){if(e.root.is("rootElement")&&!e.root._isLoaded)return;const t={type:"attribute",offset:e.startOffset,howMany:e.offsetSize,count:this._changeCount++};this._markChange(e.parent,t)}_markChange(e,t){this._makeSnapshots(e);const i=this._getChangesForElement(e);this._handleChange(t,i),i.push(t);for(let e=0;ei&&this._elementState.set(e,t)}_getDiffActionForNode(e,t){if(!e.is("element"))return t;if(!this._elementsSnapshots.has(e))return t;const i=this._elementState.get(e);return i&&"move"!=i?i:t}_getChangesForElement(e){let t;return this._changesInElement.has(e)?t=this._changesInElement.get(e):(t=[],this._changesInElement.set(e,t)),t}_makeSnapshots(e){if(this._elementChildrenSnapshots.has(e))return;const t=zn(e.getChildren());this._elementChildrenSnapshots.set(e,t);for(const e of t)this._elementsSnapshots.set(e.node,e)}_handleChange(e,t){e.nodesToHandle=e.howMany;for(const i of t){const n=e.offset+e.howMany,o=i.offset+i.howMany;if("insert"==e.type&&("insert"==i.type&&(e.offset<=i.offset?i.offset+=e.howMany:e.offseti.offset){if(n>o){const e={type:"attribute",offset:o,howMany:n-o,count:this._changeCount++};this._handleChange(e,t),t.push(e)}e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle}else e.offset>=i.offset&&e.offseto?(e.nodesToHandle=n-o,e.offset=o):e.nodesToHandle=0);if("remove"==i.type&&e.offseti.offset){const o={type:"attribute",offset:i.offset,howMany:n-i.offset,count:this._changeCount++};this._handleChange(o,t),t.push(o),e.nodesToHandle=i.offset-e.offset,e.howMany=e.nodesToHandle}"attribute"==i.type&&(e.offset>=i.offset&&n<=o?(e.nodesToHandle=0,e.howMany=0,e.offset=0):e.offset<=i.offset&&n>=o&&(i.howMany=0))}}e.howMany=e.nodesToHandle,delete e.nodesToHandle}_getInsertDiff(e,t,i,n,o){const s={type:"insert",position:At._createAt(e,t),name:n.name,attributes:new Map(n.attributes),length:1,changeCount:this._changeCount++,action:i};return"insert"!=i&&o&&(s.before={name:o.name,attributes:new Map(o.attributes)}),s}_getRemoveDiff(e,t,i,n){return{type:"remove",action:i,position:At._createAt(e,t),name:n.name,attributes:new Map(n.attributes),length:1,changeCount:this._changeCount++}}_getAttributesDiff(e,t,i){const n=[];i=new Map(i);for(const[o,s]of t){const t=i.has(o)?i.get(o):null;t!==s&&n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:o,attributeOldValue:s,attributeNewValue:t,changeCount:this._changeCount++}),i.delete(o)}for(const[t,o]of i)n.push({type:"attribute",position:e.start,range:e.clone(),length:1,attributeKey:t,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++});return n}_isInInsertedElement(e){const t=e.parent;if(!t)return!1;const i=this._changesInElement.get(t),n=e.startOffset;if(i)for(const e of i)if("insert"==e.type&&n>=e.offset&&nn){for(let t=0;t1500)for(let t=0;tthis._version+1&&this._gaps.set(this._version,e),this._version=e}get lastOperation(){return this._operations[this._operations.length-1]}addOperation(e){if(e.baseVersion!==this.version)throw new n.CKEditorError("model-document-history-addoperation-incorrect-version",this,{operation:e,historyVersion:this.version});this._operations.push(e),this._version++,this._baseVersionToOperationIndex.set(e.baseVersion,this._operations.length-1)}getOperations(e,t=this.version){if(!this._operations.length)return[];const i=this._operations[0];void 0===e&&(e=i.baseVersion);let n=t-1;for(const[t,i]of this._gaps)e>t&&et&&nthis.lastOperation.baseVersion)return[];let o=this._baseVersionToOperationIndex.get(e);void 0===o&&(o=0);let s=this._baseVersionToOperationIndex.get(n);return void 0===s&&(s=this._operations.length-1),this._operations.slice(o,s+1)}getOperation(e){const t=this._baseVersionToOperationIndex.get(e);if(void 0!==t)return this._operations[t]}setOperationAsUndone(e,t){this._undoPairs.set(t,e),this._undoneOperations.add(e)}isUndoingOperation(e){return this._undoPairs.has(e)}isUndoneOperation(e){return this._undoneOperations.has(e)}getUndoneOperation(e){return this._undoPairs.get(e)}reset(){this._version=0,this._undoPairs=new Map,this._operations=[],this._undoneOperations=new Set,this._gaps=new Map,this._baseVersionToOperationIndex=new Map}}class $n extends yt{constructor(e,t,i="main"){super(t),this._isAttached=!0,this._isLoaded=!0,this._document=e,this.rootName=i}get document(){return this._document}isAttached(){return this._isAttached}toJSON(){return this.rootName}}$n.prototype.is=function(e,t){return t?t===this.name&&("rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e):"rootElement"===e||"model:rootElement"===e||"element"===e||"model:element"===e||"node"===e||"model:node"===e};const jn="$graveyard";class qn extends((0,n.EmitterMixin)()){constructor(e){super(),this.model=e,this.history=new Un,this.selection=new Gt(this),this.roots=new n.Collection({idProperty:"rootName"}),this.differ=new Nn(e.markers),this.isReadOnly=!1,this._postFixers=new Set,this._hasSelectionChangedFromTheLastChangeBlock=!1,this.createRoot("$root",jn),this.listenTo(e,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&this.differ.bufferOperation(i)}),{priority:"high"}),this.listenTo(e,"applyOperation",((e,t)=>{const i=t[0];i.isDocumentOperation&&this.history.addOperation(i)}),{priority:"low"}),this.listenTo(this.selection,"change",(()=>{this._hasSelectionChangedFromTheLastChangeBlock=!0})),this.listenTo(e.markers,"update",((e,t,i,n,o)=>{const s={...t.getData(),range:n};this.differ.bufferMarkerChange(t.name,o,s),null===i&&t.on("change",((e,i)=>{const n=t.getData();this.differ.bufferMarkerChange(t.name,{...n,range:i},n)}))})),this.registerPostFixer((e=>{let t=!1;for(const i of this.roots)i.isAttached()||i.isEmpty||(e.remove(e.createRangeIn(i)),t=!0);for(const i of this.model.markers)i.getRange().root.isAttached()||(e.removeMarker(i),t=!0);return t}))}get version(){return this.history.version}set version(e){this.history.version=e}get graveyard(){return this.getRoot(jn)}createRoot(e="$root",t="main"){if(this.roots.get(t))throw new n.CKEditorError("model-document-createroot-name-exists",this,{name:t});const i=new $n(this,e,t);return this.roots.add(i),i}destroy(){this.selection.destroy(),this.stopListening()}getRoot(e="main"){return this.roots.get(e)}getRootNames(e=!1){return this.getRoots(e).map((e=>e.rootName))}getRoots(e=!1){return this.roots.filter((t=>t!=this.graveyard&&(e||t.isAttached())&&t._isLoaded))}registerPostFixer(e){this._postFixers.add(e)}toJSON(){const e=p(this);return e.selection="[engine.model.DocumentSelection]",e.model="[engine.model.Model]",e}_handleChangeBlock(e){this._hasDocumentChangedFromTheLastChangeBlock()&&(this._callPostFixers(e),this.selection.refresh(),this.differ.hasDataChanges()?this.fire("change:data",e.batch):this.fire("change",e.batch),this.selection.refresh(),this.differ.reset()),this._hasSelectionChangedFromTheLastChangeBlock=!1}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){const e=this.getRoots();return e.length?e[0]:this.graveyard}_getDefaultRange(){const e=this._getDefaultRoot(),t=this.model,i=t.schema,n=t.createPositionFromPath(e,[0]);return i.getNearestSelectionRange(n)||t.createRange(n)}_validateSelectionRange(e){return Kn(e.start)&&Kn(e.end)}_callPostFixers(e){let t=!1;do{for(const i of this._postFixers)if(this.selection.refresh(),t=i(e),t)break}while(t)}}function Kn(e){const t=e.textNode;if(t){const i=t.data,o=e.offset-t.startOffset;return!(0,n.isInsideSurrogatePair)(i,o)&&!(0,n.isInsideCombinedSymbol)(i,o)}return!0}class Gn extends((0,n.EmitterMixin)()){constructor(){super(...arguments),this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(e){const t=e instanceof Zn?e.name:e;return this._markers.has(t)}get(e){return this._markers.get(e)||null}_set(e,t,i=!1,o=!1){const s=e instanceof Zn?e.name:e;if(s.includes(","))throw new n.CKEditorError("markercollection-incorrect-marker-name",this);const r=this._markers.get(s);if(r){const e=r.getData(),n=r.getRange();let a=!1;return n.isEqual(t)||(r._attachLiveRange($t.fromRange(t)),a=!0),i!=r.managedUsingOperations&&(r._managedUsingOperations=i,a=!0),"boolean"==typeof o&&o!=r.affectsData&&(r._affectsData=o,a=!0),a&&this.fire(`update:${s}`,r,n,t,e),r}const a=$t.fromRange(t),l=new Zn(s,a,i,o);return this._markers.set(s,l),this.fire(`update:${s}`,l,null,t,{...l.getData(),range:null}),l}_remove(e){const t=e instanceof Zn?e.name:e,i=this._markers.get(t);return!!i&&(this._markers.delete(t),this.fire(`update:${t}`,i,i.getRange(),null,i.getData()),this._destroyMarker(i),!0)}_refresh(e){const t=e instanceof Zn?e.name:e,i=this._markers.get(t);if(!i)throw new n.CKEditorError("markercollection-refresh-marker-not-exists",this);const o=i.getRange();this.fire(`update:${t}`,i,o,o,i.getData())}*getMarkersAtPosition(e){for(const t of this)t.getRange().containsPosition(e)&&(yield t)}*getMarkersIntersectingRange(e){for(const t of this)null!==t.getRange().getIntersection(e)&&(yield t)}destroy(){for(const e of this._markers.values())this._destroyMarker(e);this._markers=null,this.stopListening()}*getMarkersGroup(e){for(const t of this._markers.values())t.name.startsWith(e+":")&&(yield t)}_destroyMarker(e){e.stopListening(),e._detachLiveRange()}}class Zn extends((0,n.EmitterMixin)(pt)){constructor(e,t,i,n){super(),this.name=e,this._liveRange=this._attachLiveRange(t),this._managedUsingOperations=i,this._affectsData=n}get managedUsingOperations(){if(!this._liveRange)throw new n.CKEditorError("marker-destroyed",this);return this._managedUsingOperations}get affectsData(){if(!this._liveRange)throw new n.CKEditorError("marker-destroyed",this);return this._affectsData}getData(){return{range:this.getRange(),affectsData:this.affectsData,managedUsingOperations:this.managedUsingOperations}}getStart(){if(!this._liveRange)throw new n.CKEditorError("marker-destroyed",this);return this._liveRange.start.clone()}getEnd(){if(!this._liveRange)throw new n.CKEditorError("marker-destroyed",this);return this._liveRange.end.clone()}getRange(){if(!this._liveRange)throw new n.CKEditorError("marker-destroyed",this);return this._liveRange.toRange()}_attachLiveRange(e){return this._liveRange&&this._detachLiveRange(),e.delegate("change:range").to(this),e.delegate("change:content").to(this),this._liveRange=e,e}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this),this._liveRange.stopDelegating("change:content",this),this._liveRange.detach(),this._liveRange=null}}Zn.prototype.is=function(e){return"marker"===e||"model:marker"===e};class Jn extends en{constructor(e,t){super(null),this.sourcePosition=e.clone(),this.howMany=t}get type(){return"detach"}get affectedSelectable(){return null}toJSON(){const e=super.toJSON();return e.sourcePosition=this.sourcePosition.toJSON(),e}_validate(){if(this.sourcePosition.root.document)throw new n.CKEditorError("detach-operation-on-document-node",this)}_execute(){nn(St._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Qn extends pt{constructor(e){super(),this.markers=new Map,this._children=new wt,e&&this._insertChild(0,e)}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return 0===this.childCount}get nextSibling(){return null}get previousSibling(){return null}get root(){return this}get parent(){return null}get document(){return null}isAttached(){return!1}getAncestors(){return[]}getChild(e){return this._children.getNode(e)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(e){return this._children.getNodeIndex(e)}getChildStartOffset(e){return this._children.getNodeStartOffset(e)}getPath(){return[]}getNodeByPath(e){let t=this;for(const i of e)t=t.getChild(t.offsetToIndex(i));return t}offsetToIndex(e){return this._children.offsetToIndex(e)}toJSON(){const e=[];for(const t of this._children)e.push(t.toJSON());return e}static fromJSON(e){const t=[];for(const i of e)i.name?t.push(yt.fromJSON(i)):t.push(vt.fromJSON(i));return new Qn(t)}_appendChild(e){this._insertChild(this.childCount,e)}_insertChild(e,t){const i=function(e){return"string"==typeof e?[new vt(e)]:((0,n.isIterable)(e)||(e=[e]),Array.from(e).map((e=>"string"==typeof e?new vt(e):e instanceof _t?new vt(e.data,e.getAttributes()):e)))}(t);for(const e of i)null!==e.parent&&e._remove(),e.parent=this;this._children._insertNodes(e,i)}_removeChildren(e,t=1){const i=this._children._removeNodes(e,t);for(const e of i)e.parent=null;return i}}Qn.prototype.is=function(e){return"documentFragment"===e||"model:documentFragment"===e};class Yn{constructor(e,t){this.model=e,this.batch=t}createText(e,t){return new vt(e,t)}createElement(e,t){return new yt(e,t)}createDocumentFragment(){return new Qn}cloneElement(e,t=!0){return e._clone(t)}insert(e,t,i=0){if(this._assertWriterUsedCorrectly(),e instanceof vt&&""==e.data)return;const o=At._createAt(t,i);if(e.parent){if(no(e.root,o.root))return void this.move(St._createOn(e),o);if(e.root.document)throw new n.CKEditorError("model-writer-insert-forbidden-move",this);this.remove(e)}const s=o.root.document?o.root.document.version:null,r=new dn(o,e,s);if(e instanceof vt&&(r.shouldReceiveAttributes=!0),this.batch.addOperation(r),this.model.applyOperation(r),e instanceof Qn)for(const[t,i]of e.markers){const e=At._createAt(i.root,0),n={range:new St(i.start._getCombined(e,o),i.end._getCombined(e,o)),usingOperation:!0,affectsData:!0};this.model.markers.has(t)?this.updateMarker(t,n):this.addMarker(t,n)}}insertText(e,t,i,n){t instanceof Qn||t instanceof yt||t instanceof At?this.insert(this.createText(e),t,i):this.insert(this.createText(e,t),i,n)}insertElement(e,t,i,n){t instanceof Qn||t instanceof yt||t instanceof At?this.insert(this.createElement(e),t,i):this.insert(this.createElement(e,t),i,n)}append(e,t){this.insert(e,t,"end")}appendText(e,t,i){t instanceof Qn||t instanceof yt?this.insert(this.createText(e),t,"end"):this.insert(this.createText(e,t),i,"end")}appendElement(e,t,i){t instanceof Qn||t instanceof yt?this.insert(this.createElement(e),t,"end"):this.insert(this.createElement(e,t),i,"end")}setAttribute(e,t,i){if(this._assertWriterUsedCorrectly(),i instanceof St){const n=i.getMinimalFlatRanges();for(const i of n)Xn(this,e,t,i)}else eo(this,e,t,i)}setAttributes(e,t){for(const[i,o]of(0,n.toMap)(e))this.setAttribute(i,o,t)}removeAttribute(e,t){if(this._assertWriterUsedCorrectly(),t instanceof St){const i=t.getMinimalFlatRanges();for(const t of i)Xn(this,e,null,t)}else eo(this,e,null,t)}clearAttributes(e){this._assertWriterUsedCorrectly();const t=e=>{for(const t of e.getAttributeKeys())this.removeAttribute(t,e)};if(e instanceof St)for(const i of e.getItems())t(i);else t(e)}move(e,t,i){if(this._assertWriterUsedCorrectly(),!(e instanceof St))throw new n.CKEditorError("writer-move-invalid-range",this);if(!e.isFlat)throw new n.CKEditorError("writer-move-range-not-flat",this);const o=At._createAt(t,i);if(o.isEqual(e.start))return;if(this._addOperationForAffectedMarkers("move",e),!no(e.root,o.root))throw new n.CKEditorError("writer-move-different-document",this);const s=e.root.document?e.root.document.version:null,r=new cn(e.start,e.end.offset-e.start.offset,o,s);this.batch.addOperation(r),this.model.applyOperation(r)}remove(e){this._assertWriterUsedCorrectly();const t=(e instanceof St?e:St._createOn(e)).getMinimalFlatRanges().reverse();for(const e of t)this._addOperationForAffectedMarkers("move",e),io(e.start,e.end.offset-e.start.offset,this.batch,this.model)}merge(e){this._assertWriterUsedCorrectly();const t=e.nodeBefore,i=e.nodeAfter;if(this._addOperationForAffectedMarkers("merge",e),!(t instanceof yt))throw new n.CKEditorError("writer-merge-no-element-before",this);if(!(i instanceof yt))throw new n.CKEditorError("writer-merge-no-element-after",this);e.root.document?this._merge(e):this._mergeDetached(e)}createPositionFromPath(e,t,i){return this.model.createPositionFromPath(e,t,i)}createPositionAt(e,t){return this.model.createPositionAt(e,t)}createPositionAfter(e){return this.model.createPositionAfter(e)}createPositionBefore(e){return this.model.createPositionBefore(e)}createRange(e,t){return this.model.createRange(e,t)}createRangeIn(e){return this.model.createRangeIn(e)}createRangeOn(e){return this.model.createRangeOn(e)}createSelection(...e){return this.model.createSelection(...e)}_mergeDetached(e){const t=e.nodeBefore,i=e.nodeAfter;this.move(St._createIn(i),At._createAt(t,"end")),this.remove(i)}_merge(e){const t=At._createAt(e.nodeBefore,"end"),i=At._createAt(e.nodeAfter,0),n=e.root.document.graveyard,o=new At(n,[0]),s=e.root.document.version,r=new hn(i,e.nodeAfter.maxOffset,t,o,s);this.batch.addOperation(r),this.model.applyOperation(r)}rename(e,t){if(this._assertWriterUsedCorrectly(),!(e instanceof yt))throw new n.CKEditorError("writer-rename-not-element-instance",this);const i=e.root.document?e.root.document.version:null,o=new bn(At._createBefore(e),e.name,t,i);this.batch.addOperation(o),this.model.applyOperation(o)}split(e,t){this._assertWriterUsedCorrectly();let i,o,s=e.parent;if(!s.parent)throw new n.CKEditorError("writer-split-element-no-parent",this);if(t||(t=s.parent),!e.parent.getAncestors({includeSelf:!0}).includes(t))throw new n.CKEditorError("writer-split-invalid-limit-element",this);do{const t=s.root.document?s.root.document.version:null,n=s.maxOffset-e.offset,r=un.getInsertionPosition(e),a=new un(e,n,r,null,t);this.batch.addOperation(a),this.model.applyOperation(a),i||o||(i=s,o=e.parent.nextSibling),s=(e=this.createPositionAfter(e.parent)).parent}while(s!==t);return{position:e,range:new St(At._createAt(i,"end"),At._createAt(o,0))}}wrap(e,t){if(this._assertWriterUsedCorrectly(),!e.isFlat)throw new n.CKEditorError("writer-wrap-range-not-flat",this);const i=t instanceof yt?t:new yt(t);if(i.childCount>0)throw new n.CKEditorError("writer-wrap-element-not-empty",this);if(null!==i.parent)throw new n.CKEditorError("writer-wrap-element-attached",this);this.insert(i,e.start);const o=new St(e.start.getShiftedBy(1),e.end.getShiftedBy(1));this.move(o,At._createAt(i,0))}unwrap(e){if(this._assertWriterUsedCorrectly(),null===e.parent)throw new n.CKEditorError("writer-unwrap-element-no-parent",this);this.move(St._createIn(e),this.createPositionAfter(e)),this.remove(e)}addMarker(e,t){if(this._assertWriterUsedCorrectly(),!t||"boolean"!=typeof t.usingOperation)throw new n.CKEditorError("writer-addmarker-no-usingoperation",this);const i=t.usingOperation,o=t.range,s=void 0!==t.affectsData&&t.affectsData;if(this.model.markers.has(e))throw new n.CKEditorError("writer-addmarker-marker-exists",this);if(!o)throw new n.CKEditorError("writer-addmarker-no-range",this);return i?(to(this,e,null,o,s),this.model.markers.get(e)):this.model.markers._set(e,o,i,s)}updateMarker(e,t){this._assertWriterUsedCorrectly();const i="string"==typeof e?e:e.name,o=this.model.markers.get(i);if(!o)throw new n.CKEditorError("writer-updatemarker-marker-not-exists",this);if(!t)return(0,n.logWarning)("writer-updatemarker-reconvert-using-editingcontroller",{markerName:i}),void this.model.markers._refresh(o);const s="boolean"==typeof t.usingOperation,r="boolean"==typeof t.affectsData,a=r?t.affectsData:o.affectsData;if(!s&&!t.range&&!r)throw new n.CKEditorError("writer-updatemarker-wrong-options",this);const l=o.getRange(),c=t.range?t.range:l;s&&t.usingOperation!==o.managedUsingOperations?t.usingOperation?to(this,i,null,c,a):(to(this,i,l,null,a),this.model.markers._set(i,c,void 0,a)):o.managedUsingOperations?to(this,i,l,c,a):this.model.markers._set(i,c,void 0,a)}removeMarker(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?e:e.name;if(!this.model.markers.has(t))throw new n.CKEditorError("writer-removemarker-no-marker",this);const i=this.model.markers.get(t);i.managedUsingOperations?to(this,t,i.getRange(),null,i.affectsData):this.model.markers._remove(t)}addRoot(e,t="$root"){this._assertWriterUsedCorrectly();const i=this.model.document.getRoot(e);if(i&&i.isAttached())throw new n.CKEditorError("writer-addroot-root-exists",this);const o=this.model.document,s=new vn(e,t,!0,o,o.version);return this.batch.addOperation(s),this.model.applyOperation(s),this.model.document.getRoot(e)}detachRoot(e){this._assertWriterUsedCorrectly();const t="string"==typeof e?this.model.document.getRoot(e):e;if(!t||!t.isAttached())throw new n.CKEditorError("writer-detachroot-no-root",this);for(const e of this.model.markers)e.getRange().root===t&&this.removeMarker(e);for(const e of t.getAttributeKeys())this.removeAttribute(e,t);this.remove(this.createRangeIn(t));const i=this.model.document,o=new vn(t.rootName,t.name,!1,i,i.version);this.batch.addOperation(o),this.model.applyOperation(o)}setSelection(...e){this._assertWriterUsedCorrectly(),this.model.document.selection._setTo(...e)}setSelectionFocus(e,t){this._assertWriterUsedCorrectly(),this.model.document.selection._setFocus(e,t)}setSelectionAttribute(e,t){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._setSelectionAttribute(e,t);else for(const[t,i]of(0,n.toMap)(e))this._setSelectionAttribute(t,i)}removeSelectionAttribute(e){if(this._assertWriterUsedCorrectly(),"string"==typeof e)this._removeSelectionAttribute(e);else for(const t of e)this._removeSelectionAttribute(t)}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(e){this.model.document.selection._restoreGravity(e)}_setSelectionAttribute(e,t){const i=this.model.document.selection;if(i.isCollapsed&&i.anchor.parent.isEmpty){const n=Gt._getStoreAttributeKey(e);this.setAttribute(n,t,i.anchor.parent)}i._setAttribute(e,t)}_removeSelectionAttribute(e){const t=this.model.document.selection;if(t.isCollapsed&&t.anchor.parent.isEmpty){const i=Gt._getStoreAttributeKey(e);this.removeAttribute(i,t.anchor.parent)}t._removeAttribute(e)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this)throw new n.CKEditorError("writer-incorrect-use",this)}_addOperationForAffectedMarkers(e,t){for(const i of this.model.markers){if(!i.managedUsingOperations)continue;const n=i.getRange();let o=!1;if("move"===e){const e=t;o=e.containsPosition(n.start)||e.start.isEqual(n.start)||e.containsPosition(n.end)||e.end.isEqual(n.end)}else{const e=t,i=e.nodeBefore,s=e.nodeAfter,r=n.start.parent==i&&n.start.isAtEnd,a=n.end.parent==s&&0==n.end.offset,l=n.end.nodeAfter==s,c=n.start.nodeAfter==s;o=r||a||l||c}o&&this.updateMarker(i.name,{range:n})}}}function Xn(e,t,i,n){const o=e.model,s=o.document;let r,a,l,c=n.start;for(const e of n.getWalker({shallow:!0}))l=e.item.getAttribute(t),r&&a!=l&&(a!=i&&d(),c=r),r=e.nextPosition,a=l;function d(){const n=new St(c,r),l=n.root.document?s.version:null,d=new fn(n,t,a,i,l);e.batch.addOperation(d),o.applyOperation(d)}r instanceof At&&r!=c&&a!=i&&d()}function eo(e,t,i,n){const o=e.model,s=o.document,r=n.getAttribute(t);let a,l;if(r!=i){if(n.root===n){const e=n.document?s.version:null;l=new wn(n,t,r,i,e)}else{a=new St(At._createBefore(n),e.createPositionAfter(n));const o=a.root.document?s.version:null;l=new fn(a,t,r,i,o)}e.batch.addOperation(l),o.applyOperation(l)}}function to(e,t,i,n,o){const s=e.model,r=s.document,a=new mn(t,i,n,s.markers,!!o,r.version);e.batch.addOperation(a),s.applyOperation(a)}function io(e,t,i,n){let o;if(e.root.document){const i=n.document,s=new At(i.graveyard,[0]);o=new cn(e,t,s,i.version)}else o=new Jn(e,t);i.addOperation(o),n.applyOperation(o)}function no(e,t){return e===t||e instanceof $n&&t instanceof $n}function oo(e,t,i={}){if(t.isCollapsed)return;const n=t.getFirstRange();if("$graveyard"==n.root.rootName)return;const o=e.schema;e.change((e=>{if(!i.doNotResetEntireContent&&function(e,t){const i=e.getLimitElement(t);if(!t.containsEntireContent(i))return!1;const n=t.getFirstRange();return n.start.parent!=n.end.parent&&e.checkChild(i,"paragraph")}(o,t))return void function(e,t){const i=e.model.schema.getLimitElement(t);e.remove(e.createRangeIn(i)),lo(e,e.createPositionAt(i,0),t)}(e,t);const s={};if(!i.doNotAutoparagraph){const e=t.getSelectedElement();e&&Object.assign(s,o.getAttributesWithProperty(e,"copyOnReplace",!0))}const[r,a]=function(e){const t=e.root.document.model,i=e.start;let n=e.end;if(t.hasContent(e,{ignoreMarkers:!0})){const i=function(e){const t=e.parent,i=t.root.document.model.schema,n=t.getAncestors({parentFirst:!0,includeSelf:!0});for(const e of n){if(i.isLimit(e))return null;if(i.isBlock(e))return e}}(n);if(i&&n.isTouching(t.createPositionAt(i,0))){const i=t.createSelection(e);t.modifySelection(i,{direction:"backward"});const o=i.getLastPosition(),s=t.createRange(o,n);t.hasContent(s,{ignoreMarkers:!0})||(n=o)}}return[Bn.fromPosition(i,"toPrevious"),Bn.fromPosition(n,"toNext")]}(n);r.isTouching(a)||e.remove(e.createRange(r,a)),i.leaveUnmerged||(function(e,t,i){const n=e.model;if(!ao(e.model.schema,t,i))return;const[o,s]=function(e,t){const i=e.getAncestors(),n=t.getAncestors();let o=0;for(;i[o]&&i[o]==n[o];)o++;return[i[o],n[o]]}(t,i);o&&s&&(!n.hasContent(o,{ignoreMarkers:!0})&&n.hasContent(s,{ignoreMarkers:!0})?ro(e,t,i,o.parent):so(e,t,i,o.parent))}(e,r,a),o.removeDisallowedAttributes(r.parent.getChildren(),e)),co(e,t,r),!i.doNotAutoparagraph&&function(e,t){const i=e.checkChild(t,"$text"),n=e.checkChild(t,"paragraph");return!i&&n}(o,r)&&lo(e,r,t,s),r.detach(),a.detach()}))}function so(e,t,i,n){const o=t.parent,s=i.parent;if(o!=n&&s!=n){for(t=e.createPositionAfter(o),(i=e.createPositionBefore(s)).isEqual(t)||e.insert(s,t),e.merge(t);i.parent.isEmpty;){const t=i.parent;i=e.createPositionBefore(t),e.remove(t)}ao(e.model.schema,t,i)&&so(e,t,i,n)}}function ro(e,t,i,n){const o=t.parent,s=i.parent;if(o!=n&&s!=n){for(t=e.createPositionAfter(o),(i=e.createPositionBefore(s)).isEqual(t)||e.insert(o,i);t.parent.isEmpty;){const i=t.parent;t=e.createPositionBefore(i),e.remove(i)}i=e.createPositionBefore(s),function(e,t){const i=t.nodeBefore,n=t.nodeAfter;i.name!=n.name&&e.rename(i,n.name),e.clearAttributes(i),e.setAttributes(Object.fromEntries(n.getAttributes()),i),e.merge(t)}(e,i),ao(e.model.schema,t,i)&&ro(e,t,i,n)}}function ao(e,t,i){const n=t.parent,o=i.parent;return n!=o&&!e.isLimit(n)&&!e.isLimit(o)&&function(e,t,i){const n=new St(e,t);for(const e of n.getWalker())if(i.isLimit(e.item))return!1;return!0}(t,i,e)}function lo(e,t,i,n={}){const o=e.createElement("paragraph");e.model.schema.setAllowedAttributes(o,n,e),e.insert(o,t),co(e,i,e.createPositionAt(o,0))}function co(e,t,i){t instanceof Gt?e.setSelection(i):t.setTo(i)}function uo(e,t){const i=[];Array.from(e.getItems({direction:"backward"})).map((e=>t.createRangeOn(e))).filter((t=>(t.start.isAfter(e.start)||t.start.isEqual(e.start))&&(t.end.isBefore(e.end)||t.end.isEqual(e.end)))).forEach((e=>{i.push(e.start.parent),t.remove(e)})),i.forEach((e=>{let i=e;for(;i.parent&&i.isEmpty;){const e=t.createRangeOn(i);i=i.parent,t.remove(e)}}))}class ho{constructor(e,t,i){this._firstNode=null,this._lastNode=null,this._lastAutoParagraph=null,this._filterAttributesOf=[],this._affectedStart=null,this._affectedEnd=null,this._nodeToSelect=null,this.model=e,this.writer=t,this.position=i,this.canMergeWith=new Set([this.position.parent]),this.schema=e.schema,this._documentFragment=t.createDocumentFragment(),this._documentFragmentPosition=t.createPositionAt(this._documentFragment,0)}handleNodes(e){for(const t of Array.from(e))this._handleNode(t);this._insertPartialFragment(),this._lastAutoParagraph&&this._updateLastNodeFromAutoParagraph(this._lastAutoParagraph),this._mergeOnRight(),this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer),this._filterAttributesOf=[]}_updateLastNodeFromAutoParagraph(e){const t=this.writer.createPositionAfter(this._lastNode),i=this.writer.createPositionAfter(e);if(i.isAfter(t)){if(this._lastNode=e,this.position.parent!=e||!this.position.isAtEnd)throw new n.CKEditorError("insertcontent-invalid-insertion-position",this);this.position=i,this._setAffectedBoundaries(this.position)}}getSelectionRange(){return this._nodeToSelect?St._createOn(this._nodeToSelect):this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){return this._affectedStart?new St(this._affectedStart,this._affectedEnd):null}destroy(){this._affectedStart&&this._affectedStart.detach(),this._affectedEnd&&this._affectedEnd.detach()}_handleNode(e){this._checkAndSplitToAllowedPosition(e)?(this._appendToFragment(e),this._firstNode||(this._firstNode=e),this._lastNode=e):this.schema.isObject(e)||this._handleDisallowedNode(e)}_insertPartialFragment(){if(this._documentFragment.isEmpty)return;const e=Bn.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position),this._documentFragment.getChild(0)==this._firstNode&&(this.writer.insert(this._firstNode,this.position),this._mergeOnLeft(),this.position=e.toPosition()),this._documentFragment.isEmpty||this.writer.insert(this._documentFragment,this.position),this._documentFragmentPosition=this.writer.createPositionAt(this._documentFragment,0),this.position=e.toPosition(),e.detach()}_handleDisallowedNode(e){e.is("element")&&this.handleNodes(e.getChildren())}_appendToFragment(e){if(!this.schema.checkChild(this.position,e))throw new n.CKEditorError("insertcontent-wrong-position",this,{node:e,position:this.position});this.writer.insert(e,this._documentFragmentPosition),this._documentFragmentPosition=this._documentFragmentPosition.getShiftedBy(e.offsetSize),this.schema.isObject(e)&&!this.schema.checkChild(this.position,"$text")?this._nodeToSelect=e:this._nodeToSelect=null,this._filterAttributesOf.push(e)}_setAffectedBoundaries(e){this._affectedStart||(this._affectedStart=Bn.fromPosition(e,"toPrevious")),this._affectedEnd&&!this._affectedEnd.isBefore(e)||(this._affectedEnd&&this._affectedEnd.detach(),this._affectedEnd=Bn.fromPosition(e,"toNext"))}_mergeOnLeft(){const e=this._firstNode;if(!(e instanceof yt))return;if(!this._canMergeLeft(e))return;const t=Bn._createBefore(e);t.stickiness="toNext";const i=Bn.fromPosition(this.position,"toNext");this._affectedStart.isEqual(t)&&(this._affectedStart.detach(),this._affectedStart=Bn._createAt(t.nodeBefore,"end","toPrevious")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.isEqual(this._affectedEnd)&&this._firstNode===this._lastNode&&(this._affectedEnd.detach(),this._affectedEnd=Bn._createAt(t.nodeBefore,"end","toNext")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_mergeOnRight(){const e=this._lastNode;if(!(e instanceof yt))return;if(!this._canMergeRight(e))return;const t=Bn._createAfter(e);if(t.stickiness="toNext",!this.position.isEqual(t))throw new n.CKEditorError("insertcontent-invalid-insertion-position",this);this.position=At._createAt(t.nodeBefore,"end");const i=Bn.fromPosition(this.position,"toPrevious");this._affectedEnd.isEqual(t)&&(this._affectedEnd.detach(),this._affectedEnd=Bn._createAt(t.nodeBefore,"end","toNext")),this._firstNode===this._lastNode&&(this._firstNode=t.nodeBefore,this._lastNode=t.nodeBefore),this.writer.merge(t),t.getShiftedBy(-1).isEqual(this._affectedStart)&&this._firstNode===this._lastNode&&(this._affectedStart.detach(),this._affectedStart=Bn._createAt(t.nodeBefore,0,"toPrevious")),this.position=i.toPosition(),i.detach(),this._filterAttributesOf.push(this.position.parent),t.detach()}_canMergeLeft(e){const t=e.previousSibling;return t instanceof yt&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(t,e)}_canMergeRight(e){const t=e.nextSibling;return t instanceof yt&&this.canMergeWith.has(t)&&this.model.schema.checkMerge(e,t)}_insertAutoParagraph(){this._insertPartialFragment();const e=this.writer.createElement("paragraph");this.writer.insert(e,this.position),this._setAffectedBoundaries(this.position),this._lastAutoParagraph=e,this.position=this.writer.createPositionAt(e,0)}_checkAndSplitToAllowedPosition(e){const t=this._getAllowedIn(this.position.parent,e);if(!t)return!1;for(t!=this.position.parent&&this._insertPartialFragment();t!=this.position.parent;)if(this.position.isAtStart){const e=this.position.parent;this.position=this.writer.createPositionBefore(e),e.isEmpty&&e.parent===t&&this.writer.remove(e)}else if(this.position.isAtEnd)this.position=this.writer.createPositionAfter(this.position.parent);else{const e=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position),this.writer.split(this.position),this.position=e,this.canMergeWith.add(this.position.nodeAfter)}return this.schema.checkChild(this.position.parent,e)||this._insertAutoParagraph(),!0}_getAllowedIn(e,t){return this.schema.checkChild(e,t)||this.schema.checkChild(e,"paragraph")&&this.schema.checkChild("paragraph",t)?e:this.schema.isLimit(e)?null:this._getAllowedIn(e.parent,t)}}const mo=' ,.?!:;"-()';function go(e,t){const{isForward:i,walker:o,unit:s,schema:r,treatEmojiAsSingleUnit:a}=e,{type:l,item:c,nextPosition:d}=t;if("text"==l)return"word"===e.unit?function(e,t){let i=e.position.textNode;for(i||(i=t?e.position.nodeAfter:e.position.nodeBefore);i&&i.is("$text");){const n=e.position.offset-i.startOffset;if(bo(i,n,t))i=t?e.position.nodeAfter:e.position.nodeBefore;else{if(po(i.data,n,t))break;e.next()}}return e.position}(o,i):function(e,t,i){const o=e.position.textNode;if(o){const s=o.data;let r=e.position.offset-o.startOffset;for(;(0,n.isInsideSurrogatePair)(s,r)||"character"==t&&(0,n.isInsideCombinedSymbol)(s,r)||i&&(0,n.isInsideEmojiSequence)(s,r);)e.next(),r=e.position.offset-o.startOffset}return e.position}(o,s,a);if(l==(i?"elementStart":"elementEnd")){if(r.isSelectable(c))return At._createAt(c,i?"after":"before");if(r.checkChild(d,"$text"))return d}else{if(r.isLimit(c))return void o.skip((()=>!0));if(r.checkChild(d,"$text"))return d}}function fo(e,t){const i=e.root,n=At._createAt(i,t?"end":0);return t?new St(e,n):new St(n,e)}function po(e,t,i){const n=t+(i?0:-1);return mo.includes(e.charAt(n))}function bo(e,t,i){return t===(i?e.offsetSize:0)}class wo extends((0,n.ObservableMixin)()){constructor(){var e;super(),this.markers=new Gn,this.document=new qn(this),this.schema=new Vi,this._pendingChanges=[],this._currentWriter=null,["deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach((e=>this.decorate(e))),this.on("applyOperation",((e,t)=>{t[0]._validate()}),{priority:"highest"}),this.schema.register("$root",{isLimit:!0}),this.schema.register("$container",{allowIn:["$root","$container"]}),this.schema.register("$block",{allowIn:["$root","$container"],isBlock:!0}),this.schema.register("$blockObject",{allowWhere:"$block",isBlock:!0,isObject:!0}),this.schema.register("$inlineObject",{allowWhere:"$text",allowAttributesOf:"$text",isInline:!0,isObject:!0}),this.schema.register("$text",{allowIn:"$block",isInline:!0,isContent:!0}),this.schema.register("$clipboardHolder",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$documentFragment",{allowContentOf:"$root",allowChildren:"$text",isLimit:!0}),this.schema.register("$marker"),this.schema.addChildCheck((()=>!0),"$marker"),(e=this).document.registerPostFixer((t=>function(e,t){const i=t.document.selection,n=t.schema,o=[];let s=!1;for(const e of i.getRanges()){const t=Ai(e,n);t&&!t.isEqual(e)?(o.push(t),s=!0):o.push(e)}return s&&e.setSelection(function(e){const t=[...e],i=new Set;let n=1;for(;n!i.has(t)))}(o),{backward:i.isBackward}),!1}(t,e))),this.document.registerPostFixer(gi),this.on("insertContent",((e,[t,i])=>{e.return=function(e,t,i){return e.change((n=>{const o=i||e.document.selection;o.isCollapsed||e.deleteContent(o,{doNotAutoparagraph:!0});const s=new ho(e,n,o.anchor),r=[];let a;if(t.is("documentFragment")){if(t.markers.size){const e=[];for(const[i,n]of t.markers){const{start:t,end:o}=n,s=t.isEqual(o);e.push({position:t,name:i,isCollapsed:s},{position:o,name:i,isCollapsed:s})}e.sort((({position:e},{position:t})=>e.isBefore(t)?1:-1));for(const{position:i,name:o,isCollapsed:s}of e){let e=null,a=null;const l=i.parent===t&&i.isAtStart,c=i.parent===t&&i.isAtEnd;l||c?s&&(a=l?"start":"end"):(e=n.createElement("$marker"),n.insert(e,i)),r.push({name:o,element:e,collapsed:a})}}a=t.getChildren()}else a=[t];s.handleNodes(a);let l=s.getSelectionRange();if(t.is("documentFragment")&&r.length){const e=l?$t.fromRange(l):null,t={};for(let e=r.length-1;e>=0;e--){const{name:i,element:o,collapsed:a}=r[e],l=!t[i];if(l&&(t[i]=[]),o){const e=n.createPositionAt(o,"before");t[i].push(e),n.remove(o)}else{const e=s.getAffectedRange();if(!e){a&&t[i].push(s.position);continue}a?t[i].push(e[a]):t[i].push(l?e.start:e.end)}}for(const[e,[i,o]]of Object.entries(t))i&&o&&i.root===o.root&&i.root.document&&!n.model.markers.has(e)&&n.addMarker(e,{usingOperation:!0,affectsData:!0,range:new St(i,o)});e&&(l=e.toRange(),e.detach())}l&&(o instanceof Gt?n.setSelection(l):o.setTo(l));const c=s.getAffectedRange()||e.createRange(o.anchor);return s.destroy(),c}))}(this,t,i)})),this.on("insertObject",((e,[t,i,o])=>{e.return=function(e,t,i,o={}){if(!e.schema.isObject(t))throw new n.CKEditorError("insertobject-element-not-an-object",e,{object:t});const s=i||e.document.selection;let r=s;o.findOptimalPosition&&e.schema.isBlock(t)&&(r=e.createSelection(e.schema.findOptimalInsertionRange(s,o.findOptimalPosition)));const a=(0,n.first)(s.getSelectedBlocks()),l={};return a&&Object.assign(l,e.schema.getAttributesWithProperty(a,"copyOnReplace",!0)),e.change((i=>{r.isCollapsed||e.deleteContent(r,{doNotAutoparagraph:!0});let s=t;const a=r.anchor.parent;!e.schema.checkChild(a,t)&&e.schema.checkChild(a,"paragraph")&&e.schema.checkChild("paragraph",t)&&(s=i.createElement("paragraph"),i.insert(t,s)),e.schema.setAllowedAttributes(s,l,i);const c=e.insertContent(s,r);return c.isCollapsed||o.setSelection&&function(e,t,i,o){const s=e.model;if("on"==i)return void e.setSelection(t,"on");if("after"!=i)throw new n.CKEditorError("insertobject-invalid-place-parameter-value",s);let r=t.nextSibling;s.schema.isInline(t)?e.setSelection(t,"after"):(!(r&&s.schema.checkChild(r,"$text"))&&s.schema.checkChild(t.parent,"paragraph")&&(r=e.createElement("paragraph"),s.schema.setAllowedAttributes(r,o,e),s.insertContent(r,e.createPositionAfter(t))),r&&e.setSelection(r,0))}(i,t,o.setSelection,l),c}))}(this,t,i,o)})),this.on("canEditAt",(e=>{const t=!this.document.isReadOnly;e.return=t,t||e.stop()}))}change(e){try{return 0===this._pendingChanges.length?(this._pendingChanges.push({batch:new Ln,callback:e}),this._runPendingChanges()[0]):e(this._currentWriter)}catch(e){n.CKEditorError.rethrowUnexpectedError(e,this)}}enqueueChange(e,t){try{e?"function"==typeof e?(t=e,e=new Ln):e instanceof Ln||(e=new Ln(e)):e=new Ln,this._pendingChanges.push({batch:e,callback:t}),1==this._pendingChanges.length&&this._runPendingChanges()}catch(e){n.CKEditorError.rethrowUnexpectedError(e,this)}}applyOperation(e){e._execute()}insertContent(e,t,i,...n){const o=vo(t,i);return this.fire("insertContent",[e,o,i,...n])}insertObject(e,t,i,n,...o){const s=vo(t,i);return this.fire("insertObject",[e,s,n,n,...o])}deleteContent(e,t){oo(this,e,t)}modifySelection(e,t){!function(e,t,i={}){const n=e.schema,o="backward"!=i.direction,s=i.unit?i.unit:"character",r=!!i.treatEmojiAsSingleUnit,a=t.focus,l=new kt({boundaries:fo(a,o),singleCharacters:!0,direction:o?"forward":"backward"}),c={walker:l,schema:n,isForward:o,unit:s,treatEmojiAsSingleUnit:r};let d;for(;d=l.next();){if(d.done)return;const i=go(c,d.value);if(i)return void(t instanceof Gt?e.change((e=>{e.setSelectionFocus(i)})):t.setFocus(i))}}(this,e,t)}getSelectedContent(e){return function(e,t){return e.change((e=>{const 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t.createAttributeElement("span",{style:"font-size:"+e},{priority:7})}}),t.conversion.for("upcast").elementToAttribute({model:{key:r,value:e=>e.getStyle("font-size")},view:{name:"span",styles:{"font-size":/.*/}}})}_prepareCompatibilityConverter(){this.editor.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{size:/^[+-]?\d{1,3}$/}},model:{key:r,value:e=>{const t=e.getAttribute("size"),i="-"===t[0]||"+"===t[0];let n=parseInt(t,10);i&&(n=3+n);const o=T.length-1,s=Math.min(Math.max(n,0),o);return T[s]}}})}}const I='';class S extends n.k_{static get pluginName(){return"FontSizeUI"}init(){const e=this.editor,t=e.t,i=this._getLocalizedOptions(),n=e.commands.get(r),o=t("Font Size"),a=function(e,t){const i=new w.pM;for(const n of e){const e={type:"button",model:new s.Jc({commandName:r,commandParam:n.model,label:n.title,class:"ck-fontsize-option",role:"menuitemradio",withText:!0})};n.view&&"string"!=typeof n.view&&(n.view.styles&&e.model.set("labelStyle",`font-size:${n.view.styles["font-size"]}`),n.view.classes&&e.model.set("class",`${e.model.class} ${n.view.classes}`)),e.model.bind("isOn").to(t,"value",(e=>e===n.model)),i.add(e)}return i}(i,n);e.ui.componentFactory.add(r,(t=>{const i=(0,s.yu)(t);return(0,s.O)(i,a,{role:"menu",ariaLabel:o}),i.buttonView.set({label:o,icon:I,tooltip:!0}),i.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}}),i.bind("isEnabled").to(n),this.listenTo(i,"execute",(t=>{e.execute(t.source.commandName,{value:t.source.commandParam}),e.editing.view.focus()})),i})),e.ui.componentFactory.add(`menuBar:${r}`,(t=>{const i=new s.zj(t);i.buttonView.set({label:o,icon:I}),i.bind("isEnabled").to(n);const r=new s.BY(t);for(const n of a){const o=new s.I8(t,i),a=new s.kS(t);a.set({role:"menuitemradio",isToggleable:!0}),a.bind(...Object.keys(n.model)).to(n.model),a.delegate("execute").to(i),a.on("execute",(()=>{e.execute(n.model.commandName,{value:n.model.commandParam}),e.editing.view.focus()})),o.children.add(a),r.items.add(o)}return i.panelView.children.add(r),i}))}_getLocalizedOptions(){const e=this.editor,t=e.t,i={Default:t("Default"),Tiny:t("Tiny"),Small:t("Small"),Big:t("Big"),Huge:t("Huge")};return A(e.config.get(r).options).map((e=>{const t=i[e.title];return t&&t!=e.title&&(e=Object.assign({},e,{title:t})),e}))}}class V extends n.k_{static get requires(){return[P,S]}static get pluginName(){return"FontSize"}normalizeSizeOptions(e){return A(e)}}class R extends o{constructor(e){super(e,l)}}class B extends n.k_{static get pluginName(){return"FontColorEditing"}constructor(e){super(e),e.config.define(l,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:l,value:u("color")}}),e.conversion.for("upcast").elementToAttribute({view:{name:"font",attributes:{color:/^#?\w+$/}},model:{key:l,value:e=>e.getAttribute("color")}}),e.conversion.for("downcast").attributeToElement({model:l,view:h("color")}),e.commands.add(l,new R(e)),e.model.schema.extend("$text",{allowAttributes:l}),e.model.schema.setAttributeProperties(l,{isFormatting:!0,copyOnEnter:!0})}}class M extends n.k_{constructor(e,{commandName:t,componentName:i,icon:n,dropdownLabel:o}){super(e),this.commandName=t,this.componentName=i,this.icon=n,this.dropdownLabel=o,this.columns=e.config.get(`${this.componentName}.columns`)}init(){const e=this.editor,t=e.locale,i=t.t,n=e.commands.get(this.commandName),o=e.config.get(this.componentName),r=(0,s.lF)(o.colors),a=(0,s.b2)(t,r),l=o.documentColors,c=!1!==o.colorPicker;e.ui.componentFactory.add(this.componentName,(t=>{const r=(0,s.yu)(t);let d=!1;const u=function({dropdownView:e,colors:t,columns:i,removeButtonLabel:n,colorPickerLabel:o,documentColorsLabel:r,documentColorsCount:a,colorPickerViewConfig:l}){const c=e.locale,d=new s.oB(c,{colors:t,columns:i,removeButtonLabel:n,colorPickerLabel:o,documentColorsLabel:r,documentColorsCount:a,colorPickerViewConfig:l});return e.colorSelectorView=d,e.panelView.children.add(d),d}({dropdownView:r,colors:a.map((e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}}))),columns:this.columns,removeButtonLabel:i("Remove color"),colorPickerLabel:i("Color picker"),documentColorsLabel:0!==l?i("Document colors"):"",documentColorsCount:void 0===l?this.columns:l,colorPickerViewConfig:!!c&&(o.colorPicker||{})});return u.bind("selectedColor").to(n,"value"),r.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:!0}),r.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}}),r.bind("isEnabled").to(n),u.on("execute",((t,i)=>{r.isOpen&&e.execute(this.commandName,{value:i.value,batch:this._undoStepBatch}),"colorPicker"!==i.source&&e.editing.view.focus(),"colorPickerSaveButton"===i.source&&(r.isOpen=!1)})),u.on("colorPicker:show",(()=>{this._undoStepBatch=e.model.createBatch()})),u.on("colorPicker:cancel",(()=>{this._undoStepBatch.operations.length&&(r.isOpen=!1,e.execute("undo",this._undoStepBatch)),e.editing.view.focus()})),r.on("change:isOpen",((t,i,n)=>{d||(d=!0,r.colorSelectorView.appendUI()),n&&(0!==l&&u.updateDocumentColors(e.model,this.componentName),u.updateSelectedColors(),u.showColorGridsFragment())})),(0,s.Zn)(r,(()=>r.colorSelectorView.colorGridsFragmentView.staticColorsGrid.items.find((e=>e.isOn)))),r})),e.ui.componentFactory.add(`menuBar:${this.componentName}`,(t=>{const o=new s.zj(t);o.buttonView.set({label:this.dropdownLabel,icon:this.icon}),o.bind("isEnabled").to(n);let r=!1;const c=new s.oB(t,{colors:a.map((e=>({label:e.label,color:e.model,options:{hasBorder:e.hasBorder}}))),columns:this.columns,removeButtonLabel:i("Remove color"),colorPickerLabel:i("Color picker"),documentColorsLabel:0!==l?i("Document colors"):"",documentColorsCount:void 0===l?this.columns:l,colorPickerViewConfig:!1});return c.bind("selectedColor").to(n,"value"),c.delegate("execute").to(o),c.on("execute",((t,i)=>{e.execute(this.commandName,{value:i.value,batch:this._undoStepBatch}),e.editing.view.focus()})),o.on("change:isOpen",((t,i,n)=>{r||(r=!0,c.appendUI()),n&&(0!==l&&c.updateDocumentColors(e.model,this.componentName),c.updateSelectedColors(),c.showColorGridsFragment())})),o.panelView.children.add(c),o}))}}class O extends M{constructor(e){const t=e.locale.t;super(e,{commandName:l,componentName:l,icon:'',dropdownLabel:t("Font Color")})}static get pluginName(){return"FontColorUI"}}class L extends n.k_{static get requires(){return[B,O]}static get pluginName(){return"FontColor"}}class F extends o{constructor(e){super(e,c)}}class N extends n.k_{static get pluginName(){return"FontBackgroundColorEditing"}constructor(e){super(e),e.config.define(c,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:!0},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5}),e.data.addStyleProcessorRules(k.D0),e.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{"background-color":/[\s\S]+/}},model:{key:c,value:u("background-color")}}),e.conversion.for("downcast").attributeToElement({model:c,view:h("background-color")}),e.commands.add(c,new F(e)),e.model.schema.extend("$text",{allowAttributes:c}),e.model.schema.setAttributeProperties(c,{isFormatting:!0,copyOnEnter:!0})}}class D extends M{constructor(e){const t=e.locale.t;super(e,{commandName:c,componentName:c,icon:'',dropdownLabel:t("Font Background Color")})}static get pluginName(){return"FontBackgroundColorUI"}}class z extends n.k_{static get requires(){return[N,D]}static get pluginName(){return"FontBackgroundColor"}}class W extends n.k_{static get requires(){return[y,V,L,z]}static get pluginName(){return"Font"}}},9174:(e,t,i)=>{"use strict";i.r(t),i.d(t,{Heading:()=>m,HeadingButtonsUI:()=>f,HeadingEditing:()=>c,HeadingUI:()=>h,Title:()=>w});var n=i(1204),o=i(1980),s=i(5318);class r extends n.uB{constructor(e,t){super(e),this.modelElements=t}refresh(){const e=(0,s.$1)(this.editor.model.document.selection.getSelectedBlocks());this.value=!!e&&this.modelElements.includes(e.name)&&e.name,this.isEnabled=!!e&&this.modelElements.some((t=>a(e,t,this.editor.model.schema)))}execute(e){const t=this.editor.model,i=t.document,n=e.value;t.change((e=>{const o=Array.from(i.selection.getSelectedBlocks()).filter((e=>a(e,n,t.schema)));for(const t of o)t.is("element",n)||e.rename(t,n)}))}}function a(e,t,i){return i.checkChild(e.parent,t)&&!i.isObject(e)}const l="paragraph";class c extends n.k_{static get pluginName(){return"HeadingEditing"}constructor(e){super(e),e.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[o.Paragraph]}init(){const e=this.editor,t=e.config.get("heading.options"),i=[];for(const n of t)"paragraph"!==n.model&&(e.model.schema.register(n.model,{inheritAllFrom:"$block"}),e.conversion.elementToElement(n),i.push(n.model));this._addDefaultH1Conversion(e),e.commands.add("heading",new r(e,i))}afterInit(){const e=this.editor,t=e.commands.get("enter"),i=e.config.get("heading.options");t&&this.listenTo(t,"afterExecute",((t,n)=>{const o=e.model.document.selection.getFirstPosition().parent;i.some((e=>o.is("element",e.model)))&&!o.is("element",l)&&0===o.childCount&&n.writer.rename(o,l)}))}_addDefaultH1Conversion(e){e.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:s.vx.low+1})}}var d=i(949);function u(e){const t=e.t,i={Paragraph:t("Paragraph"),"Heading 1":t("Heading 1"),"Heading 2":t("Heading 2"),"Heading 3":t("Heading 3"),"Heading 4":t("Heading 4"),"Heading 5":t("Heading 5"),"Heading 6":t("Heading 6")};return e.config.get("heading.options").map((e=>{const t=i[e.title];return t&&t!=e.title&&(e.title=t),e}))}class h extends n.k_{static get pluginName(){return"HeadingUI"}init(){const e=this.editor,t=e.t,i=u(e),n=t("Choose heading"),o=t("Heading");e.ui.componentFactory.add("heading",(t=>{const r={},a=new s.pM,l=e.commands.get("heading"),c=e.commands.get("paragraph"),u=[l];for(const e of i){const t={type:"button",model:new d.Jc({label:e.title,class:e.class,role:"menuitemradio",withText:!0})};"paragraph"===e.model?(t.model.bind("isOn").to(c,"value"),t.model.set("commandName","paragraph"),u.push(c)):(t.model.bind("isOn").to(l,"value",(t=>t===e.model)),t.model.set({commandName:"heading",commandValue:e.model})),a.add(t),r[e.model]=e.title}const h=(0,d.yu)(t);return(0,d.O)(h,a,{ariaLabel:o,role:"menu"}),h.buttonView.set({ariaLabel:o,ariaLabelledBy:void 0,isOn:!1,withText:!0,tooltip:o}),h.extendTemplate({attributes:{class:["ck-heading-dropdown"]}}),h.bind("isEnabled").toMany(u,"isEnabled",((...e)=>e.some((e=>e)))),h.buttonView.bind("label").to(l,"value",c,"value",((e,t)=>{const i=t?"paragraph":e;return"boolean"==typeof i?n:r[i]?r[i]:n})),h.buttonView.bind("ariaLabel").to(l,"value",c,"value",((e,t)=>{const i=t?"paragraph":e;return"boolean"==typeof i?o:r[i]?`${r[i]}, ${o}`:o})),this.listenTo(h,"execute",(t=>{const{commandName:i,commandValue:n}=t.source;e.execute(i,n?{value:n}:void 0),e.editing.view.focus()})),h})),e.ui.componentFactory.add("menuBar:heading",(n=>{const o=new d.zj(n),s=e.commands.get("heading"),r=e.commands.get("paragraph"),a=[s],l=new d.BY(n);o.set({class:"ck-heading-dropdown"}),l.set({ariaLabel:t("Heading"),role:"menu"}),o.buttonView.set({label:t("Heading")}),o.panelView.children.add(l);for(const t of i){const i=new d.I8(n,o),c=new d.kS(n);i.children.add(c),l.items.add(i),c.set({isToggleable:!0,label:t.title,role:"menuitemradio",class:t.class}),c.delegate("execute").to(o),c.on("execute",(()=>{const i="paragraph"===t.model?"paragraph":"heading";e.execute(i,{value:t.model}),e.editing.view.focus()})),"paragraph"===t.model?(c.bind("isOn").to(r,"value"),a.push(r)):c.bind("isOn").to(s,"value",(e=>e===t.model))}return o.bind("isEnabled").toMany(a,"isEnabled",((...e)=>e.some((e=>e)))),o}))}}class m extends n.k_{static get requires(){return[c,h]}static get pluginName(){return"Heading"}}const g=(()=>({heading1:n.Pt.heading1,heading2:n.Pt.heading2,heading3:n.Pt.heading3,heading4:n.Pt.heading4,heading5:n.Pt.heading5,heading6:n.Pt.heading6}))();class f extends n.k_{init(){u(this.editor).filter((e=>"paragraph"!==e.model)).map((e=>this._createButton(e)))}_createButton(e){const t=this.editor;t.ui.componentFactory.add(e.model,(i=>{const n=new d._(i),o=t.commands.get("heading");return n.label=e.title,n.icon=e.icon||g[e.model],n.tooltip=!0,n.isToggleable=!0,n.bind("isEnabled").to(o),n.bind("isOn").to(o,"value",(t=>t==e.model)),n.on("execute",(()=>{t.execute("heading",{value:e.model}),t.editing.view.focus()})),n}))}}var p=i(4133);const b=new Set(["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"]);class w extends n.k_{constructor(){super(...arguments),this._bodyPlaceholder=new Map}static get pluginName(){return"Title"}static get requires(){return["Paragraph"]}init(){const e=this.editor,t=e.model;t.schema.register("title",{isBlock:!0,allowIn:"$root"}),t.schema.register("title-content",{isBlock:!0,allowIn:"title",allowAttributes:["alignment"]}),t.schema.extend("$text",{allowIn:"title-content"}),t.schema.addAttributeCheck((e=>{if(e.endsWith("title-content $text"))return!1})),e.editing.mapper.on("modelToViewPosition",_(e.editing.view)),e.data.mapper.on("modelToViewPosition",_(e.editing.view)),e.conversion.for("downcast").elementToElement({model:"title-content",view:"h1"}),e.conversion.for("downcast").add((e=>e.on("insert:title",((e,t,i)=>{i.consumable.consume(t.item,e.name)})))),e.data.upcastDispatcher.on("element:h1",v,{priority:"high"}),e.data.upcastDispatcher.on("element:h2",v,{priority:"high"}),e.data.upcastDispatcher.on("element:h3",v,{priority:"high"}),t.document.registerPostFixer((e=>this._fixTitleContent(e))),t.document.registerPostFixer((e=>this._fixTitleElement(e))),t.document.registerPostFixer((e=>this._fixBodyElement(e))),t.document.registerPostFixer((e=>this._fixExtraParagraph(e))),this._attachPlaceholders(),this._attachTabPressHandling()}getTitle(e={}){const t=e.rootName?e.rootName:void 0,i=this._getTitleElement(t).getChild(0);return this.editor.data.stringify(i,e)}getBody(e={}){const t=this.editor,i=t.data,n=t.model,o=e.rootName?e.rootName:void 0,s=t.model.document.getRoot(o),r=t.editing.view,a=new p.zN(r.document),l=n.createRangeIn(s),c=a.createDocumentFragment(),d=n.createPositionAfter(s.getChild(0)),u=n.createRange(d,n.createPositionAt(s,"end")),h=new Map;for(const e of n.markers){const t=u.getIntersection(e.getRange());t&&h.set(e.name,t)}return i.mapper.clearBindings(),i.mapper.bindElements(s,c),i.downcastDispatcher.convert(l,h,a,e),a.remove(a.createRangeOn(c.getChild(0))),t.data.processor.toData(c)}_getTitleElement(e){const t=this.editor.model.document.getRoot(e);for(const e of t.getChildren())if(y(e))return e}_fixTitleContent(e){let t=!1;for(const i of this.editor.model.document.getRootNames()){const n=this._getTitleElement(i);if(!n||1===n.maxOffset)continue;const o=Array.from(n.getChildren());o.shift();for(const t of o)e.move(e.createRangeOn(t),n,"after"),e.rename(t,"paragraph");t=!0}return t}_fixTitleElement(e){let t=!1;const i=this.editor.model;for(const n of this.editor.model.document.getRoots()){const o=Array.from(n.getChildren()).filter(y),s=o[0],r=n.getChild(0);if(r.is("element","title"))o.length>1&&(C(o,e,i),t=!0);else if(s||b.has(r.name))b.has(r.name)?k(r,e,i):e.move(e.createRangeOn(s),n,0),C(o,e,i),t=!0;else{const i=e.createElement("title");e.insert(i,n),e.insertElement("title-content",i),t=!0}}return t}_fixBodyElement(e){let t=!1;for(const i of this.editor.model.document.getRootNames()){const n=this.editor.model.document.getRoot(i);if(n.childCount<2){const o=e.createElement("paragraph");e.insert(o,n,1),this._bodyPlaceholder.set(i,o),t=!0}}return t}_fixExtraParagraph(e){let t=!1;for(const i of this.editor.model.document.getRootNames()){const n=this.editor.model.document.getRoot(i),o=this._bodyPlaceholder.get(i);E(o,n)&&(this._bodyPlaceholder.delete(i),e.remove(o),t=!0)}return t}_attachPlaceholders(){const e=this.editor,t=e.t,i=e.editing.view,n=e.sourceElement,o=e.config.get("title.placeholder")||t("Type your title"),s=e.config.get("placeholder")||n&&"textarea"===n.tagName.toLowerCase()&&n.getAttribute("placeholder")||t("Type or paste your content here.");e.editing.downcastDispatcher.on("insert:title-content",((e,t,n)=>{const s=n.mapper.toViewElement(t.item);s.placeholder=o,(0,p.JT)({view:i,element:s,keepOnFocus:!0})}));const r=new Map;i.document.registerPostFixer((e=>{let t=!1;for(const n of i.document.roots){if(n.isEmpty)continue;const i=n.getChild(1),o=r.get(n.rootName);i!==o&&(o&&((0,p.YU)(e,o),e.removeAttribute("data-placeholder",o)),e.setAttribute("data-placeholder",s,i),r.set(n.rootName,i),t=!0),t=(0,p.$0)(i,!0)&&2===n.childCount&&"p"===i.name?!!(0,p.Zu)(e,i)||t:!!(0,p.YU)(e,i)||t}return t}))}_attachTabPressHandling(){const e=this.editor,t=e.model;e.keystrokes.set("TAB",((e,i)=>{t.change((e=>{const n=t.document.selection,o=Array.from(n.getSelectedBlocks());if(1===o.length&&o[0].is("element","title-content")){const t=n.getFirstPosition().root.getChild(1);e.setSelection(t,0),i()}}))})),e.keystrokes.set("SHIFT + TAB",((i,n)=>{t.change((i=>{const o=t.document.selection;if(!o.isCollapsed)return;const r=(0,s.$1)(o.getSelectedBlocks()),a=o.getFirstPosition(),l=e.model.document.getRoot(a.root.rootName),c=l.getChild(0);r===l.getChild(1)&&a.isAtStart&&(i.setSelection(c.getChild(0),0),n())}))}))}}function v(e,t,i){const n=t.modelCursor,o=t.viewItem;if(!n.isAtStart||!n.parent.is("element","$root"))return;if(!i.consumable.consume(o,{name:!0}))return;const s=i.writer,r=s.createElement("title"),a=s.createElement("title-content");s.append(a,r),s.insert(r,n),i.convertChildren(o,a),i.updateConversionResult(r,t)}function _(e){return(t,i)=>{const n=i.modelPosition.parent;if(!n.is("element","title"))return;const o=n.parent,s=i.mapper.toViewElement(o);i.viewPosition=e.createPositionAt(s,0),t.stop()}}function y(e){return e.is("element","title")}function k(e,t,i){const n=t.createElement("title");t.insert(n,e,"before"),t.insert(e,n,0),t.rename(e,"title-content"),i.schema.removeDisallowedAttributes([e],t)}function C(e,t,i){let n=!1;for(const o of e)0!==o.index&&(A(o,t,i),n=!0);return n}function A(e,t,i){const n=e.getChild(0);n.isEmpty?t.remove(e):(t.move(t.createRangeOn(n),e,"before"),t.rename(n,"paragraph"),t.remove(e),i.schema.removeDisallowedAttributes([n],t))}function E(e,t){return!(!e||!e.is("element","paragraph")||e.childCount||t.childCount<=2||t.getChild(t.childCount-1)!==e)}},174:(e,t,i)=>{"use strict";i.r(t),i.d(t,{Highlight:()=>c,HighlightEditing:()=>s,HighlightUI:()=>a});var n=i(1204);class o extends n.uB{refresh(){const e=this.editor.model,t=e.document;this.value=t.selection.getAttribute("highlight"),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,"highlight")}execute(e={}){const t=this.editor.model,i=t.document.selection,n=e.value;t.change((e=>{if(i.isCollapsed){const t=i.getFirstPosition();if(i.hasAttribute("highlight")){const i=e=>e.item.hasAttribute("highlight")&&e.item.getAttribute("highlight")===this.value,o=t.getLastMatchingPosition(i,{direction:"backward"}),s=t.getLastMatchingPosition(i),r=e.createRange(o,s);n&&this.value!==n?(t.isEqual(s)||e.setAttribute("highlight",n,r),e.setSelectionAttribute("highlight",n)):(t.isEqual(s)||e.removeAttribute("highlight",r),e.removeSelectionAttribute("highlight"))}else n&&e.setSelectionAttribute("highlight",n)}else{const o=t.schema.getValidRanges(i.getRanges(),"highlight");for(const t of o)n?e.setAttribute("highlight",n,t):e.removeAttribute("highlight",t)}}))}}class s extends n.k_{static get pluginName(){return"HighlightEditing"}constructor(e){super(e),e.config.define("highlight",{options:[{model:"yellowMarker",class:"marker-yellow",title:"Yellow marker",color:"var(--ck-highlight-marker-yellow)",type:"marker"},{model:"greenMarker",class:"marker-green",title:"Green marker",color:"var(--ck-highlight-marker-green)",type:"marker"},{model:"pinkMarker",class:"marker-pink",title:"Pink marker",color:"var(--ck-highlight-marker-pink)",type:"marker"},{model:"blueMarker",class:"marker-blue",title:"Blue marker",color:"var(--ck-highlight-marker-blue)",type:"marker"},{model:"redPen",class:"pen-red",title:"Red pen",color:"var(--ck-highlight-pen-red)",type:"pen"},{model:"greenPen",class:"pen-green",title:"Green pen",color:"var(--ck-highlight-pen-green)",type:"pen"}]})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"highlight"});const t=e.config.get("highlight.options");e.conversion.attributeToElement(function(e){const t={model:{key:"highlight",values:[]},view:{}};for(const i of e)t.model.values.push(i.model),t.view[i.model]={name:"mark",classes:i.class};return t}(t)),e.commands.add("highlight",new o(e))}}var r=i(949);class a extends n.k_{get localizedOptionTitles(){const e=this.editor.t;return{"Yellow marker":e("Yellow marker"),"Green marker":e("Green marker"),"Pink marker":e("Pink marker"),"Blue marker":e("Blue marker"),"Red pen":e("Red pen"),"Green pen":e("Green pen")}}static get pluginName(){return"HighlightUI"}init(){const e=this.editor.config.get("highlight.options");for(const t of e)this._addHighlighterButton(t);this._addRemoveHighlightButton(),this._addDropdown(e),this._addMenuBarButton(e)}_addRemoveHighlightButton(){const e=this.editor.t,t=this.editor.commands.get("highlight");this._addButton("removeHighlight",e("Remove highlight"),n.Pt.eraser,null,(e=>{e.bind("isEnabled").to(t,"isEnabled")}))}_addHighlighterButton(e){const t=this.editor.commands.get("highlight");this._addButton("highlight:"+e.model,e.title,l(e.type),e.model,(function(i){i.bind("isEnabled").to(t,"isEnabled"),i.bind("isOn").to(t,"value",(t=>t===e.model)),i.iconView.fillColor=e.color,i.isToggleable=!0}))}_addButton(e,t,i,n,o){const s=this.editor;s.ui.componentFactory.add(e,(e=>{const a=new r._(e),l=this.localizedOptionTitles[t]?this.localizedOptionTitles[t]:t;return a.set({label:l,icon:i,tooltip:!0}),a.on("execute",(()=>{s.execute("highlight",{value:n}),s.editing.view.focus()})),o(a),a}))}_addDropdown(e){const t=this.editor,i=t.t,n=t.ui.componentFactory,o=e[0],s=e.reduce(((e,t)=>(e[t.model]=t,e)),{});n.add("highlight",(a=>{const c=t.commands.get("highlight"),d=(0,r.yu)(a,r.AO),u=d.buttonView;function h(e,t){const i=e&&e!==u.lastExecuted?e:u.lastExecuted;return s[i][t]}return u.set({label:i("Highlight"),tooltip:!0,lastExecuted:o.model,commandValue:o.model,isToggleable:!0}),u.bind("icon").to(c,"value",(e=>l(h(e,"type")))),u.bind("color").to(c,"value",(e=>h(e,"color"))),u.bind("commandValue").to(c,"value",(e=>h(e,"model"))),u.bind("isOn").to(c,"value",(e=>!!e)),u.delegate("execute").to(d),d.bind("isEnabled").to(c,"isEnabled"),(0,r.fM)(d,(()=>{const t=e.map((e=>{const t=n.create("highlight:"+e.model);return this.listenTo(t,"execute",(()=>{d.buttonView.set({lastExecuted:e.model})})),t}));return t.push(new r.IY),t.push(n.create("removeHighlight")),t}),{enableActiveItemFocusOnDropdownOpen:!0,ariaLabel:i("Text highlight toolbar")}),function(e){e.buttonView.actionView.iconView.bind("fillColor").to(e.buttonView,"color")}(d),u.on("execute",(()=>{t.execute("highlight",{value:u.commandValue})})),this.listenTo(d,"execute",(()=>{t.editing.view.focus()})),d}))}_addMenuBarButton(e){const t=this.editor,i=t.t,o=t.commands.get("highlight");t.ui.componentFactory.add("menuBar:highlight",(s=>{const a=new r.zj(s);a.buttonView.set({label:i("Highlight"),icon:l("marker")}),a.bind("isEnabled").to(o),a.buttonView.iconView.fillColor="transparent";const c=new r.BY(s);for(const i of e){const e=new r.I8(s,a),n=new 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e=this.editor.model,t=e.schema,i=e.document.selection;this.isEnabled=function(e,t,i){const n=function(e,t){const i=(0,o.iB)(e,t).start.parent;return i.isEmpty&&!i.is("element","$root")?i.parent:i}(e,i);return t.checkChild(n,"horizontalLine")}(i,t,e)}execute(){const e=this.editor.model;e.change((t=>{const i=t.createElement("horizontalLine");e.insertObject(i,null,null,{setSelection:"after"})}))}}class r extends n.k_{static get pluginName(){return"HorizontalLineEditing"}init(){const e=this.editor,t=e.model.schema,i=e.t,n=e.conversion;t.register("horizontalLine",{inheritAllFrom:"$blockObject"}),n.for("dataDowncast").elementToElement({model:"horizontalLine",view:(e,{writer:t})=>t.createEmptyElement("hr")}),n.for("editingDowncast").elementToStructure({model:"horizontalLine",view:(e,{writer:t})=>{const n=i("Horizontal line"),s=t.createContainerElement("div",null,t.createEmptyElement("hr"));return t.addClass("ck-horizontal-line",s),t.setCustomProperty("hr",!0,s),function(e,t,i){return 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Set,e.config.define("htmlEmbed",{showPreviews:!1,sanitizeHtml:e=>((0,r.FF)("html-embed-provide-sanitize-function"),{html:e,hasChanged:!1})})}init(){const e=this.editor;e.model.schema.register("rawHtml",{inheritAllFrom:"$blockObject",allowAttributes:["value"]}),e.commands.add("htmlEmbed",new a(e)),this._setupConversion()}_setupConversion(){const e=this.editor,t=e.t,i=e.editing.view,n=this._widgetButtonViewReferences,s=e.config.get("htmlEmbed");function a({editor:e,domElement:i,state:o,props:s}){i.textContent="";const a=i.ownerDocument;let c;if(o.isEditable){const e={isDisabled:!1,placeholder:s.textareaPlaceholder};c=l({domDocument:a,state:o,props:e}),i.append(c)}else if(o.showPreviews){const n={sanitizeHtml:s.sanitizeHtml};i.append(function({editor:e,domDocument:i,state:n,props:o}){const s=o.sanitizeHtml(n.getRawHtmlValue()),a=n.getRawHtmlValue().length>0?t("No preview available"):t("Empty snippet content"),l=(0,r.n)(i,"div",{class:"ck ck-reset_all 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n=(0,r.n)(e,"textarea",{placeholder:i.placeholder,class:"ck ck-reset ck-input ck-input-text raw-html-embed__source"});return n.disabled=i.isDisabled,n.value=t.getRawHtmlValue(),n}this.editor.editing.view.on("render",(()=>{for(const e of n){if(e.element&&e.element.isConnected)return;e.destroy(),n.delete(e)}}),{priority:"lowest"}),e.data.registerRawContentMatcher({name:"div",classes:"raw-html-embed"}),e.conversion.for("upcast").elementToElement({view:{name:"div",classes:"raw-html-embed"},model:(e,{writer:t})=>t.createElement("rawHtml",{value:e.getCustomProperty("$rawContent")})}),e.conversion.for("dataDowncast").elementToElement({model:"rawHtml",view:(e,{writer:t})=>t.createRawElement("div",{class:"raw-html-embed"},(function(t){t.innerHTML=e.getAttribute("value")||""}))}),e.conversion.for("editingDowncast").elementToStructure({model:{name:"rawHtml",attributes:["value"]},view:(n,{writer:r})=>{let l,c,d;const u=r.createRawElement("div",{class:"raw-html-embed__content-wrapper"},(function(t){l=t,a({editor:e,domElement:t,state:c,props:d}),l.addEventListener("mousedown",(()=>{if(c.isEditable){const t=e.model;t.document.selection.getSelectedElement()!==n&&t.change((e=>e.setSelection(n,"on")))}}),!0)})),h={makeEditable(){c=Object.assign({},c,{isEditable:!0}),a({domElement:l,editor:e,state:c,props:d}),i.change((e=>{e.setAttribute("data-cke-ignore-events","true",u)})),l.querySelector("textarea").focus()},save(t){t!==c.getRawHtmlValue()?(e.execute("htmlEmbed",t),e.editing.view.focus()):this.cancel()},cancel(){c=Object.assign({},c,{isEditable:!1}),a({domElement:l,editor:e,state:c,props:d}),e.editing.view.focus(),i.change((e=>{e.removeAttribute("data-cke-ignore-events",u)}))}};c={showPreviews:s.showPreviews,isEditable:!1,getRawHtmlValue:()=>n.getAttribute("value")||""},d={sanitizeHtml:s.sanitizeHtml,textareaPlaceholder:t("Paste raw HTML 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e=this.editor,t=e.locale.t;e.ui.componentFactory.add("htmlEmbed",(()=>{const e=this._createButton(s._);return e.set({tooltip:!0,label:t("Insert HTML")}),e})),e.ui.componentFactory.add("menuBar:htmlEmbed",(()=>{const e=this._createButton(s.kS);return e.set({label:t("HTML snippet")}),e}))}_createButton(e){const t=this.editor,i=t.commands.get("htmlEmbed"),o=new e(t.locale);return o.set({icon:n.Pt.html}),o.bind("isEnabled").to(i,"isEnabled"),this.listenTo(o,"execute",(()=>{t.execute("htmlEmbed"),t.editing.view.focus(),t.editing.view.document.selection.getSelectedElement().getCustomProperty("rawHtmlApi").makeEditable()})),o}}class h extends n.k_{static get requires(){return[c,u,o.x0]}static get pluginName(){return"HtmlEmbed"}}},5048:(e,t,i)=>{"use 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i=e.plugins.get("ImageUtils"),n=e.plugins.has("ImageInlineEditing")&&e.plugins.has("ImageBlockEditing");return e=>i.isInlineImageView(e)?n&&("block"==e.getStyle("display")||e.findAncestor(i.isBlockImageView)?"imageBlock":"imageInline")!==t?null:o(e):null;function o(e){const t={name:!0};return e.hasAttribute("src")&&(t.attributes=["src"]),t}}function h(e,t){const i=(0,l.$1)(t.getSelectedBlocks());return!i||e.isObject(i)||i.isEmpty&&"listItem"!=i.name?"imageBlock":"imageInline"}function m(e){return e&&e.endsWith("px")?parseInt(e):null}function g(e){const t=m(e.getStyle("width")),i=m(e.getStyle("height"));return!(!t||!i)}const f=/^(image|image-inline)$/;class p extends n.k_{constructor(){super(...arguments),this._domEmitter=new((0,l.c5)())}static get pluginName(){return"ImageUtils"}isImage(e){return this.isInlineImage(e)||this.isBlockImage(e)}isInlineImageView(e){return!!e&&e.is("element","img")}isBlockImageView(e){return!!e&&e.is("element","figure")&&e.hasClass("image")}insertImage(e={},t=null,i=null,n={}){const o=this.editor,s=o.model,r=s.document.selection,a=b(o,t||r,i);e={...Object.fromEntries(r.getAttributes()),...e};for(const t in e)s.schema.checkAttribute(a,t)||delete e[t];return s.change((i=>{const{setImageSizes:o=!0}=n,r=i.createElement(a,e);return s.insertObject(r,t,null,{setSelection:"on",findOptimalPosition:t||"imageInline"==a?void 0:"auto"}),r.parent?(o&&this.setImageNaturalSizeAttributes(r),r):null}))}setImageNaturalSizeAttributes(e){const t=e.getAttribute("src");t&&(e.getAttribute("width")||e.getAttribute("height")||this.editor.model.change((i=>{const n=new 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e.plugins.has("ImageBlockEditing")?e.plugins.has("ImageInlineEditing")?i||("inline"===o?"imageInline":"auto"!==o?"imageBlock":t.is("selection")?h(n,t):n.checkChild(t,"imageInline")?"imageInline":"imageBlock"):"imageBlock":"imageInline"}const w=new RegExp(String(/^(http(s)?:\/\/)?[\w-]+\.[\w.~:/[\]@!$&'()*+,;=%-]+/.source+/\.(jpg|jpeg|png|gif|ico|webp|JPG|JPEG|PNG|GIF|ICO|WEBP)/.source+/(\?[\w.~:/[\]@!$&'()*+,;=%-]*)?/.source+/(#[\w.~:/[\]@!$&'()*+,;=%-]*)?$/.source));class v extends n.k_{static get requires(){return[o.B0,p,r.Vn,a.ep]}static get pluginName(){return"AutoImage"}constructor(e){super(e),this._timeoutId=null,this._positionToInsert=null}init(){const e=this.editor,t=e.model.document,i=e.plugins.get("ClipboardPipeline");this.listenTo(i,"inputTransformation",(()=>{const e=t.selection.getFirstRange(),i=s.m8.fromPosition(e.start);i.stickiness="toPrevious";const n=s.m8.fromPosition(e.end);n.stickiness="toNext",t.once("change:data",(()=>{this._embedImageBetweenPositions(i,n),i.detach(),n.detach()}),{priority:"high"})})),e.commands.get("undo").on("execute",(()=>{this._timeoutId&&(l.Sf.window.clearTimeout(this._timeoutId),this._positionToInsert.detach(),this._timeoutId=null,this._positionToInsert=null)}),{priority:"high"})}_embedImageBetweenPositions(e,t){const i=this.editor,n=new s.Oo(e,t),o=n.getWalker({ignoreElementEnd:!0}),r=Object.fromEntries(i.model.document.selection.getAttributes()),a=this.editor.plugins.get("ImageUtils");let l="";for(const e of o)e.item.is("$textProxy")&&(l+=e.item.data);l=l.trim(),l.match(w)?(this._positionToInsert=s.m8.fromPosition(e),this._timeoutId=setTimeout((()=>{i.commands.get("insertImage").isEnabled?(i.model.change((e=>{let t;this._timeoutId=null,e.remove(n),n.detach(),"$graveyard"!==this._positionToInsert.root.rootName&&(t=this._positionToInsert.toPosition()),a.insertImage({...r,src:l},t),this._positionToInsert.detach(),this._positionToInsert=null})),i.plugins.get("Delete").requestUndoOnBackspace()):n.detach()}),100)):n.detach()}}class _ extends n.uB{refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled&&e.hasAttribute("alt")?this.value=e.getAttribute("alt"):this.value=!1}execute(e){const t=this.editor,i=t.plugins.get("ImageUtils"),n=t.model,o=i.getClosestSelectedImageElement(n.document.selection);n.change((t=>{t.setAttribute("alt",e.newValue,o)}))}}class y extends n.k_{static get requires(){return[p]}static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new _(this.editor))}}var k=i(949);class C extends k.Ss{constructor(e){super(e);const t=this.locale.t;this.focusTracker=new l.$x,this.keystrokes=new l.EP,this.labeledInput=this._createLabeledInputView(),this.saveButtonView=this._createButton(t("Save"),n.Pt.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(t("Cancel"),n.Pt.cancel,"ck-button-cancel","cancel"),this._focusables=new k.s3,this._focusCycler=new k.H({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form","ck-responsive-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]})}render(){super.render(),this.keystrokes.listenTo(this.element),(0,k.Z5)({view:this}),[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)}))}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createButton(e,t,i,n){const o=new k._(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:i}}),n&&o.delegate("execute").to(this,n),o}_createLabeledInputView(){const e=this.locale.t,t=new k.xE(this.locale,k.Vr);return t.label=e("Text alternative"),t}}function A(e){const t=e.editing.view,i=k.Jr.defaultPositions,n=e.plugins.get("ImageUtils");return{target:t.domConverter.mapViewToDom(n.getClosestSelectedImageWidget(t.document.selection)),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast,i.viewportStickyNorth]}}class E extends n.k_{static get requires(){return[k.pU]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton()}destroy(){super.destroy(),this._form&&this._form.destroy()}_createButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("imageTextAlternative",(i=>{const o=e.commands.get("imageTextAlternative"),s=new k._(i);return s.set({label:t("Change image text alternative"),icon:n.Pt.textAlternative,tooltip:!0}),s.bind("isEnabled").to(o,"isEnabled"),s.bind("isOn").to(o,"value",(e=>!!e)),this.listenTo(s,"execute",(()=>{this._showForm()})),s}))}_createForm(){const e=this.editor,t=e.editing.view.document,i=e.plugins.get("ImageUtils");this._balloon=this.editor.plugins.get("ContextualBalloon"),this._form=new((0,k.wi)(C))(e.locale),this._form.render(),this.listenTo(this._form,"submit",(()=>{e.execute("imageTextAlternative",{newValue:this._form.labeledInput.fieldView.element.value}),this._hideForm(!0)})),this.listenTo(this._form,"cancel",(()=>{this._hideForm(!0)})),this._form.keystrokes.set("Esc",((e,t)=>{this._hideForm(!0),t()})),this.listenTo(e.ui,"update",(()=>{i.getClosestSelectedImageWidget(t.selection)?this._isVisible&&function(e){const t=e.plugins.get("ContextualBalloon");if(e.plugins.get("ImageUtils").getClosestSelectedImageWidget(e.editing.view.document.selection)){const i=A(e);t.updatePosition(i)}}(e):this._hideForm(!0)})),(0,k.wy)({emitter:this._form,activator:()=>this._isVisible,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible)return;this._form||this._createForm();const e=this.editor,t=e.commands.get("imageTextAlternative"),i=this._form.labeledInput;this._form.disableCssTransitions(),this._isInBalloon||this._balloon.add({view:this._form,position:A(e)}),i.fieldView.value=i.fieldView.element.value=t.value||"",this._form.labeledInput.fieldView.select(),this._form.enableCssTransitions()}_hideForm(e=!1){this._isInBalloon&&(this._form.focusTracker.isFocused&&this._form.saveButtonView.focus(),this._balloon.remove(this._form),e&&this.editor.editing.view.focus())}get _isVisible(){return!!this._balloon&&this._balloon.visibleView===this._form}get _isInBalloon(){return!!this._balloon&&this._balloon.hasView(this._form)}}class x extends n.k_{static get requires(){return[y,E]}static get pluginName(){return"ImageTextAlternative"}}function T(e,t){const i=(t,i,n)=>{if(!n.consumable.consume(i.item,t.name))return;const o=n.writer,s=n.mapper.toViewElement(i.item),r=e.findViewImgElement(s);null===i.attributeNewValue?(o.removeAttribute("srcset",r),o.removeAttribute("sizes",r)):i.attributeNewValue&&(o.setAttribute("srcset",i.attributeNewValue,r),o.setAttribute("sizes","100vw",r))};return e=>{e.on(`attribute:srcset:${t}`,i)}}function P(e,t,i){const n=(t,i,n)=>{if(!n.consumable.consume(i.item,t.name))return;const o=n.writer,s=n.mapper.toViewElement(i.item),r=e.findViewImgElement(s);o.setAttribute(i.attributeKey,i.attributeNewValue||"",r)};return e=>{e.on(`attribute:${i}:${t}`,n)}}class I extends s.nu{observe(e){this.listenTo(e,"load",((e,t)=>{const i=t.target;this.checkShouldIgnoreEventFromTarget(i)||"IMG"==i.tagName&&this._fireEvents(t)}),{useCapture:!0})}stopObserving(e){this.stopListening(e)}_fireEvents(e){this.isEnabled&&(this.document.fire("layoutChanged"),this.document.fire("imageLoaded",e))}}class S extends n.uB{constructor(e){super(e);const t=e.config.get("image.insert.type");e.plugins.has("ImageBlockEditing")||"block"===t&&(0,l.FF)("image-block-plugin-required"),e.plugins.has("ImageInlineEditing")||"inline"===t&&(0,l.FF)("image-inline-plugin-required")}refresh(){const e=this.editor.plugins.get("ImageUtils");this.isEnabled=e.isImageAllowed()}execute(e){const t=(0,l.$r)(e.source),i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(i.getAttributes());t.forEach(((e,t)=>{const s=i.getSelectedElement();if("string"==typeof e&&(e={src:e}),t&&s&&n.isImage(s)){const t=this.editor.model.createPositionAfter(s);n.insertImage({...e,...o},t)}else n.insertImage({...e,...o})}))}}class V extends n.uB{constructor(e){super(e),this.decorate("cleanupImage")}refresh(){const e=this.editor.plugins.get("ImageUtils"),t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=e.isImage(t),this.value=this.isEnabled?t.getAttribute("src"):null}execute(e){const t=this.editor.model.document.selection.getSelectedElement(),i=this.editor.plugins.get("ImageUtils");this.editor.model.change((n=>{n.setAttribute("src",e.source,t),this.cleanupImage(n,t),i.setImageNaturalSizeAttributes(t)}))}cleanupImage(e,t){e.removeAttribute("srcset",t),e.removeAttribute("sizes",t),e.removeAttribute("sources",t),e.removeAttribute("width",t),e.removeAttribute("height",t),e.removeAttribute("alt",t)}}class R extends n.k_{static get requires(){return[p]}static get pluginName(){return"ImageEditing"}init(){const e=this.editor,t=e.conversion;e.editing.view.addObserver(I),t.for("upcast").attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:"srcset"});const i=new S(e),n=new V(e);e.commands.add("insertImage",i),e.commands.add("replaceImageSource",n),e.commands.add("imageInsert",i)}}class B extends n.k_{static get requires(){return[p]}static get pluginName(){return"ImageSizeAttributes"}afterInit(){this._registerSchema(),this._registerConverters("imageBlock"),this._registerConverters("imageInline")}_registerSchema(){this.editor.plugins.has("ImageBlockEditing")&&this.editor.model.schema.extend("imageBlock",{allowAttributes:["width","height"]}),this.editor.plugins.has("ImageInlineEditing")&&this.editor.model.schema.extend("imageInline",{allowAttributes:["width","height"]})}_registerConverters(e){const t=this.editor,i=t.plugins.get("ImageUtils"),n="imageBlock"===e?"figure":"img";function o(t,n,o,s){t.on(`attribute:${n}:${e}`,((t,n,r)=>{if(!r.consumable.consume(n.item,t.name))return;const a=r.writer,l=r.mapper.toViewElement(n.item),c=i.findViewImgElement(l);if(null!==n.attributeNewValue?a.setAttribute(o,n.attributeNewValue,c):a.removeAttribute(o,c),n.item.hasAttribute("sources"))return;const d=n.item.hasAttribute("resizedWidth");if("imageInline"===e&&!d&&!s)return;const u=n.item.getAttribute("width"),h=n.item.getAttribute("height");u&&h&&a.setStyle("aspect-ratio",`${u}/${h}`,c)}))}t.conversion.for("upcast").attributeToAttribute({view:{name:n,styles:{width:/.+/}},model:{key:"width",value:e=>g(e)?m(e.getStyle("width")):null}}).attributeToAttribute({view:{name:n,key:"width"},model:"width"}).attributeToAttribute({view:{name:n,styles:{height:/.+/}},model:{key:"height",value:e=>g(e)?m(e.getStyle("height")):null}}).attributeToAttribute({view:{name:n,key:"height"},model:"height"}),t.conversion.for("editingDowncast").add((e=>{o(e,"width","width",!0),o(e,"height","height",!0)})),t.conversion.for("dataDowncast").add((e=>{o(e,"width","width",!1),o(e,"height","height",!1)}))}}class M extends n.uB{constructor(e,t){super(e),this._modelElementName=t}refresh(){const e=this.editor.plugins.get("ImageUtils"),t=e.getClosestSelectedImageElement(this.editor.model.document.selection);"imageBlock"===this._modelElementName?this.isEnabled=e.isInlineImage(t):this.isEnabled=e.isBlockImage(t)}execute(e={}){const t=this.editor,i=this.editor.model,n=t.plugins.get("ImageUtils"),o=n.getClosestSelectedImageElement(i.document.selection),s=Object.fromEntries(o.getAttributes());return s.src||s.uploadId?i.change((t=>{const{setImageSizes:r=!0}=e,a=Array.from(i.markers).filter((e=>e.getRange().containsItem(o))),l=n.insertImage(s,i.createSelection(o,"on"),this._modelElementName,{setImageSizes:r});if(!l)return null;const c=t.createRangeOn(l);for(const e of a){const i=e.getRange(),n="$graveyard"!=i.root.rootName?i.getJoined(c,!0):c;t.updateMarker(e,{range:n})}return{oldElement:o,newElement:l}})):null}}class O extends n.k_{static get requires(){return[p]}static get pluginName(){return"ImagePlaceholder"}afterInit(){this._setupSchema(),this._setupConversion(),this._setupLoadListener()}_setupSchema(){const e=this.editor.model.schema;e.isRegistered("imageBlock")&&e.extend("imageBlock",{allowAttributes:["placeholder"]}),e.isRegistered("imageInline")&&e.extend("imageInline",{allowAttributes:["placeholder"]})}_setupConversion(){const e=this.editor,t=e.conversion,i=e.plugins.get("ImageUtils");t.for("editingDowncast").add((e=>{e.on("attribute:placeholder",((e,t,n)=>{if(!n.consumable.test(t.item,e.name))return;if(!t.item.is("element","imageBlock")&&!t.item.is("element","imageInline"))return;n.consumable.consume(t.item,e.name);const o=n.writer,s=n.mapper.toViewElement(t.item),r=i.findViewImgElement(s);t.attributeNewValue?(o.addClass("image_placeholder",r),o.setStyle("background-image",`url(${t.attributeNewValue})`,r),o.setCustomProperty("editingPipeline:doNotReuseOnce",!0,r)):(o.removeClass("image_placeholder",r),o.removeStyle("background-image",r))}))}))}_setupLoadListener(){const e=this.editor,t=e.model,i=e.editing,n=i.view,o=e.plugins.get("ImageUtils");n.addObserver(I),this.listenTo(n.document,"imageLoaded",((e,s)=>{const r=n.domConverter.mapDomToView(s.target);if(!r)return;const a=o.getImageWidgetFromImageView(r);if(!a)return;const l=i.mapper.toModelElement(a);l&&l.hasAttribute("placeholder")&&t.enqueueChange({isUndoable:!1},(e=>{e.removeAttribute("placeholder",l)}))}))}}class L extends n.k_{static get requires(){return[R,B,p,O,o.xz]}static get pluginName(){return"ImageBlockEditing"}init(){const e=this.editor;e.model.schema.register("imageBlock",{inheritAllFrom:"$blockObject",allowAttributes:["alt","src","srcset"]}),this._setupConversion(),e.plugins.has("ImageInlineEditing")&&(e.commands.add("imageTypeBlock",new M(this.editor,"imageBlock")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,i=e.conversion,n=e.plugins.get("ImageUtils");i.for("dataDowncast").elementToStructure({model:"imageBlock",view:(e,{writer:t})=>d(t)}),i.for("editingDowncast").elementToStructure({model:"imageBlock",view:(e,{writer:i})=>n.toImageWidget(d(i),i,t("image widget"))}),i.for("downcast").add(P(n,"imageBlock","src")).add(P(n,"imageBlock","alt")).add(T(n,"imageBlock")),i.for("upcast").elementToElement({view:u(e,"imageBlock"),model:(e,{writer:t})=>t.createElement("imageBlock",e.hasAttribute("src")?{src:e.getAttribute("src")}:void 0)}).add(function(e){const t=(t,i,n)=>{if(!n.consumable.test(i.viewItem,{name:!0,classes:"image"}))return;const o=e.findViewImgElement(i.viewItem);if(!o||!n.consumable.test(o,{name:!0}))return;n.consumable.consume(i.viewItem,{name:!0,classes:"image"});const s=n.convertItem(o,i.modelCursor),r=(0,l.$1)(s.modelRange.getItems());r?(n.convertChildren(i.viewItem,r),n.updateConversionResult(r,i)):n.consumable.revert(i.viewItem,{name:!0,classes:"image"})};return e=>{e.on("element:figure",t)}}(n))}_setupClipboardIntegration(){const e=this.editor,t=e.model,i=e.editing.view,n=e.plugins.get("ImageUtils"),o=e.plugins.get("ClipboardPipeline");this.listenTo(o,"inputTransformation",((o,r)=>{const a=Array.from(r.content.getChildren());let l;if(!a.every(n.isInlineImageView))return;l=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(l);if("imageBlock"===h(t.schema,c)){const e=new s.Wq(i.document),t=a.map((t=>e.createElement("figure",{class:"image"},t)));r.content=e.createDocumentFragment(t)}})),this.listenTo(o,"contentInsertion",((e,i)=>{"paste"===i.method&&t.change((e=>{const t=e.createRangeIn(i.content);for(const e of t.getItems())e.is("element","imageBlock")&&n.setImageNaturalSizeAttributes(e)}))}))}}class F extends k.Ss{constructor(e,t=[]){super(e),this.focusTracker=new l.$x,this.keystrokes=new l.EP,this._focusables=new k.s3,this.children=this.createCollection(),this._focusCycler=new k.H({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});for(const e of t)this.children.add(e),this._focusables.add(e),e instanceof k.Kn&&this._focusables.addMany(e.children);this.setTemplate({tag:"form",attributes:{class:["ck","ck-image-insert-form"],tabindex:-1},children:this.children})}render(){super.render(),(0,k.Z5)({view:this});for(const e of this._focusables)this.focusTracker.add(e.element);this.keystrokes.listenTo(this.element);const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}}class N extends n.k_{static get pluginName(){return"ImageInsertUI"}static get requires(){return[p]}constructor(e){super(e),this._integrations=new Map,e.config.define("image.insert.integrations",["upload","assetManager","url"])}init(){const e=this.editor,t=e.model.document.selection,i=e.plugins.get("ImageUtils");this.set("isImageSelected",!1),this.listenTo(e.model.document,"change",(()=>{this.isImageSelected=i.isImage(t.getSelectedElement())}));const n=e=>this._createToolbarComponent(e);e.ui.componentFactory.add("insertImage",n),e.ui.componentFactory.add("imageInsert",n),e.ui.componentFactory.add("menuBar:insertImage",(e=>this._createMenuBarComponent(e)))}registerIntegration({name:e,observable:t,buttonViewCreator:i,formViewCreator:n,menuBarButtonViewCreator:o,requiresForm:s=!1}){this._integrations.has(e)&&(0,l.FF)("image-insert-integration-exists",{name:e}),this._integrations.set(e,{observable:t,buttonViewCreator:i,menuBarButtonViewCreator:o,formViewCreator:n,requiresForm:s})}_createToolbarComponent(e){const t=this.editor,i=e.t,n=this._prepareIntegrations();if(!n.length)return null;let o;const s=n[0];if(1==n.length){if(!s.requiresForm)return s.buttonViewCreator(!0);o=s.buttonViewCreator(!0)}else{const t=s.buttonViewCreator(!1);o=new k.AO(e,t),o.tooltip=!0,o.bind("label").to(this,"isImageSelected",(e=>i(e?"Replace image":"Insert image")))}const r=this.dropdownView=(0,k.yu)(e,o),a=n.map((({observable:e})=>"function"==typeof e?e():e));return r.bind("isEnabled").toMany(a,"isEnabled",((...e)=>e.some((e=>e)))),r.once("change:isOpen",(()=>{const e=n.map((({formViewCreator:e})=>e(1==n.length))),i=new F(t.locale,e);r.panelView.children.add(i)})),r}_createMenuBarComponent(e){const t=e.t,i=this._prepareIntegrations();if(!i.length)return null;let o;const s=i[0];if(1==i.length)o=s.menuBarButtonViewCreator(!0);else{o=new k.zj(e);const s=new k.BY(e);o.panelView.children.add(s),o.buttonView.set({icon:n.Pt.image,label:t("Image")});for(const t of i){const i=new k.I8(e,o),n=t.menuBarButtonViewCreator(!1);i.children.add(n),s.items.add(i)}}return o}_prepareIntegrations(){const e=this.editor.config.get("image.insert.integrations"),t=[];if(!e.length)return(0,l.FF)("image-insert-integrations-not-specified"),t;for(const i of e)this._integrations.has(i)?t.push(this._integrations.get(i)):["upload","assetManager","url"].includes(i)||(0,l.FF)("image-insert-unknown-integration",{item:i});return t.length||(0,l.FF)("image-insert-integrations-not-registered"),t}}class D extends n.k_{static get requires(){return[L,c.x0,x,N]}static get pluginName(){return"ImageBlock"}}class z extends n.k_{static get requires(){return[R,B,p,O,o.xz]}static get pluginName(){return"ImageInlineEditing"}init(){const e=this.editor;e.model.schema.register("imageInline",{inheritAllFrom:"$inlineObject",allowAttributes:["alt","src","srcset"],disallowIn:["caption"]}),this._setupConversion(),e.plugins.has("ImageBlockEditing")&&(e.commands.add("imageTypeInline",new M(this.editor,"imageInline")),this._setupClipboardIntegration())}_setupConversion(){const e=this.editor,t=e.t,i=e.conversion,n=e.plugins.get("ImageUtils");i.for("dataDowncast").elementToElement({model:"imageInline",view:(e,{writer:t})=>t.createEmptyElement("img")}),i.for("editingDowncast").elementToStructure({model:"imageInline",view:(e,{writer:i})=>n.toImageWidget(function(e){return e.createContainerElement("span",{class:"image-inline"},e.createEmptyElement("img"))}(i),i,t("image widget"))}),i.for("downcast").add(P(n,"imageInline","src")).add(P(n,"imageInline","alt")).add(T(n,"imageInline")),i.for("upcast").elementToElement({view:u(e,"imageInline"),model:(e,{writer:t})=>t.createElement("imageInline",e.hasAttribute("src")?{src:e.getAttribute("src")}:void 0)})}_setupClipboardIntegration(){const e=this.editor,t=e.model,i=e.editing.view,n=e.plugins.get("ImageUtils"),o=e.plugins.get("ClipboardPipeline");this.listenTo(o,"inputTransformation",((o,r)=>{const a=Array.from(r.content.getChildren());let l;if(!a.every(n.isBlockImageView))return;l=r.targetRanges?e.editing.mapper.toModelRange(r.targetRanges[0]):t.document.selection.getFirstRange();const c=t.createSelection(l);if("imageInline"===h(t.schema,c)){const e=new s.Wq(i.document),t=a.map((t=>1===t.childCount?(Array.from(t.getAttributes()).forEach((i=>e.setAttribute(...i,n.findViewImgElement(t)))),t.getChild(0)):t));r.content=e.createDocumentFragment(t)}})),this.listenTo(o,"contentInsertion",((e,i)=>{"paste"===i.method&&t.change((e=>{const t=e.createRangeIn(i.content);for(const e of t.getItems())e.is("element","imageInline")&&n.setImageNaturalSizeAttributes(e)}))}))}}class W extends n.k_{static get requires(){return[z,c.x0,x,N]}static get pluginName(){return"ImageInline"}}class H extends n.k_{static get requires(){return[D,W]}static get pluginName(){return"Image"}}class U extends n.k_{static get pluginName(){return"ImageCaptionUtils"}static get requires(){return[p]}getCaptionFromImageModelElement(e){for(const t of e.getChildren())if(t&&t.is("element","caption"))return t;return null}getCaptionFromModelSelection(e){const t=this.editor.plugins.get("ImageUtils"),i=e.getFirstPosition().findAncestor("caption");return i&&t.isBlockImage(i.parent)?i:null}matchImageCaptionViewElement(e){const t=this.editor.plugins.get("ImageUtils");return"figcaption"==e.name&&t.isBlockImageView(e.parent)?{name:!0}:null}}class $ extends n.uB{refresh(){const e=this.editor,t=e.plugins.get("ImageCaptionUtils"),i=e.plugins.get("ImageUtils");if(!e.plugins.has(L))return this.isEnabled=!1,void(this.value=!1);const n=e.model.document.selection,o=n.getSelectedElement();if(!o){const e=t.getCaptionFromModelSelection(n);return this.isEnabled=!!e,void(this.value=!!e)}this.isEnabled=i.isImage(o),this.isEnabled?this.value=!!t.getCaptionFromImageModelElement(o):this.value=!1}execute(e={}){const{focusCaptionOnShow:t}=e;this.editor.model.change((e=>{this.value?this._hideImageCaption(e):this._showImageCaption(e,t)}))}_showImageCaption(e,t){const i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageCaptionEditing"),o=this.editor.plugins.get("ImageUtils");let s=i.getSelectedElement();const r=n._getSavedCaption(s);o.isInlineImage(s)&&(this.editor.execute("imageTypeBlock"),s=i.getSelectedElement());const a=r||e.createElement("caption");e.append(a,s),t&&e.setSelection(a,"in")}_hideImageCaption(e){const t=this.editor,i=t.model.document.selection,n=t.plugins.get("ImageCaptionEditing"),o=t.plugins.get("ImageCaptionUtils");let s,r=i.getSelectedElement();r?s=o.getCaptionFromImageModelElement(r):(s=o.getCaptionFromModelSelection(i),r=s.parent),n._saveCaption(r,s),e.setSelection(r,"on"),e.remove(s)}}class j extends n.k_{static get requires(){return[p,U]}static get pluginName(){return"ImageCaptionEditing"}constructor(e){super(e),this._savedCaptionsMap=new WeakMap}init(){const e=this.editor,t=e.model.schema;t.isRegistered("caption")?t.extend("caption",{allowIn:"imageBlock"}):t.register("caption",{allowIn:"imageBlock",allowContentOf:"$block",isLimit:!0}),e.commands.add("toggleImageCaption",new $(this.editor)),this._setupConversion(),this._setupImageTypeCommandsIntegration(),this._registerCaptionReconversion()}_setupConversion(){const e=this.editor,t=e.editing.view,i=e.plugins.get("ImageUtils"),n=e.plugins.get("ImageCaptionUtils"),o=e.t;e.conversion.for("upcast").elementToElement({view:e=>n.matchImageCaptionViewElement(e),model:"caption"}),e.conversion.for("dataDowncast").elementToElement({model:"caption",view:(e,{writer:t})=>i.isBlockImage(e.parent)?t.createContainerElement("figcaption"):null}),e.conversion.for("editingDowncast").elementToElement({model:"caption",view:(e,{writer:n})=>{if(!i.isBlockImage(e.parent))return null;const r=n.createEditableElement("figcaption");n.setCustomProperty("imageCaption",!0,r),r.placeholder=o("Enter image caption"),(0,s.JT)({view:t,element:r,keepOnFocus:!0});const a=e.parent.getAttribute("alt"),l=a?o("Caption for image: %0",[a]):o("Caption for the image");return(0,c.YN)(r,n,{label:l})}})}_setupImageTypeCommandsIntegration(){const e=this.editor,t=e.plugins.get("ImageUtils"),i=e.plugins.get("ImageCaptionUtils"),n=e.commands.get("imageTypeInline"),o=e.commands.get("imageTypeBlock"),s=e=>{if(!e.return)return;const{oldElement:n,newElement:o}=e.return;if(!n)return;if(t.isBlockImage(n)){const e=i.getCaptionFromImageModelElement(n);if(e)return void this._saveCaption(o,e)}const s=this._getSavedCaption(n);s&&this._saveCaption(o,s)};n&&this.listenTo(n,"execute",s,{priority:"low"}),o&&this.listenTo(o,"execute",s,{priority:"low"})}_getSavedCaption(e){const t=this._savedCaptionsMap.get(e);return t?s.Hg.fromJSON(t):null}_saveCaption(e,t){this._savedCaptionsMap.set(e,t.toJSON())}_registerCaptionReconversion(){const e=this.editor,t=e.model,i=e.plugins.get("ImageUtils"),n=e.plugins.get("ImageCaptionUtils");t.document.on("change:data",(()=>{const o=t.document.differ.getChanges();for(const t of o){if("alt"!==t.attributeKey)continue;const o=t.range.start.nodeAfter;if(i.isBlockImage(o)){const t=n.getCaptionFromImageModelElement(o);if(!t)return;e.editing.reconvertItem(t)}}}))}}class q extends n.k_{static get requires(){return[U]}static get pluginName(){return"ImageCaptionUI"}init(){const e=this.editor,t=e.editing.view,i=e.plugins.get("ImageCaptionUtils"),o=e.t;e.ui.componentFactory.add("toggleImageCaption",(s=>{const r=e.commands.get("toggleImageCaption"),a=new k._(s);return a.set({icon:n.Pt.caption,tooltip:!0,isToggleable:!0}),a.bind("isOn","isEnabled").to(r,"value","isEnabled"),a.bind("label").to(r,"value",(e=>o(e?"Toggle caption off":"Toggle caption on"))),this.listenTo(a,"execute",(()=>{e.execute("toggleImageCaption",{focusCaptionOnShow:!0});const n=i.getCaptionFromModelSelection(e.model.document.selection);if(n){const i=e.editing.mapper.toViewElement(n);t.scrollToTheSelection(),t.change((e=>{e.addClass("image__caption_highlighted",i)}))}e.editing.view.focus()})),a}))}}class K extends n.k_{static get requires(){return[j,q]}static get pluginName(){return"ImageCaption"}}function G(e){const t=e.map((e=>e.replace("+","\\+")));return new RegExp(`^image\\/(${t.join("|")})$`)}function Z(e,t){return e.type?e.type:t.match(/data:(image\/\w+);base64/)?t.match(/data:(image\/\w+);base64/)[1].toLowerCase():"image/jpeg"}class J extends n.k_{static get pluginName(){return"ImageUploadUI"}init(){const e=this.editor;e.ui.componentFactory.add("uploadImage",(()=>this._createToolbarButton())),e.ui.componentFactory.add("imageUpload",(()=>this._createToolbarButton())),e.ui.componentFactory.add("menuBar:uploadImage",(()=>this._createMenuBarButton("standalone"))),e.plugins.has("ImageInsertUI")&&e.plugins.get("ImageInsertUI").registerIntegration({name:"upload",observable:()=>e.commands.get("uploadImage"),buttonViewCreator:()=>this._createToolbarButton(),formViewCreator:()=>this._createDropdownButton(),menuBarButtonViewCreator:e=>this._createMenuBarButton(e?"insertOnly":"insertNested")})}_createButton(e){const t=this.editor,i=t.locale,o=t.commands.get("uploadImage"),s=t.config.get("image.upload.types"),r=G(s),a=new e(t.locale),l=i.t;return a.set({acceptedType:s.map((e=>`image/${e}`)).join(","),allowMultipleFiles:!0,label:l("Upload from computer"),icon:n.Pt.imageUpload}),a.bind("isEnabled").to(o),a.on("done",((e,i)=>{const n=Array.from(i).filter((e=>r.test(e.type)));n.length&&(t.execute("uploadImage",{file:n}),t.editing.view.focus())})),a}_createToolbarButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this.editor.commands.get("uploadImage"),n=this._createButton(k.eF);return n.tooltip=!0,n.bind("label").to(t,"isImageSelected",i,"isAccessAllowed",((t,i)=>e(i?t?"Replace image from computer":"Upload image from computer":"You have no image upload permissions."))),n}_createDropdownButton(){const e=this.editor.locale.t,t=this.editor.plugins.get("ImageInsertUI"),i=this._createButton(k.eF);return i.withText=!0,i.bind("label").to(t,"isImageSelected",(t=>e(t?"Replace from computer":"Upload from computer"))),i.on("execute",(()=>{t.dropdownView.isOpen=!1})),i}_createMenuBarButton(e){const t=this.editor.locale.t,i=this._createButton(k.GG);switch(i.withText=!0,e){case"standalone":i.label=t("Image from computer");break;case"insertOnly":i.label=t("Image");break;case"insertNested":i.label=t("From computer")}return i}}var Q=i(4857);class Y extends n.k_{static get pluginName(){return"ImageUploadProgress"}constructor(e){super(e),this.uploadStatusChange=(e,t,i)=>{const n=this.editor,o=t.item,s=o.getAttribute("uploadId");if(!i.consumable.consume(t.item,e.name))return;const r=n.plugins.get("ImageUtils"),a=n.plugins.get(Q.FileRepository),l=s?t.attributeNewValue:null,c=this.placeholder,d=n.editing.mapper.toViewElement(o),u=i.writer;if("reading"==l)return X(d,u),void ee(r,c,d,u);if("uploading"==l){const e=a.loaders.get(s);return X(d,u),void(e?(te(d,u),function(e,t,i,n){const o=function(e){const t=e.createUIElement("div",{class:"ck-progress-bar"});return e.setCustomProperty("progressBar",!0,t),t}(t);t.insert(t.createPositionAt(e,"end"),o),i.on("change:uploadedPercent",((e,t,i)=>{n.change((e=>{e.setStyle("width",i+"%",o)}))}))}(d,u,e,n.editing.view),function(e,t,i,n){if(n.data){const o=e.findViewImgElement(t);i.setAttribute("src",n.data,o)}}(r,d,u,e)):ee(r,c,d,u))}"complete"==l&&a.loaders.get(s)&&function(e,t,i){const n=t.createUIElement("div",{class:"ck-image-upload-complete-icon"});t.insert(t.createPositionAt(e,"end"),n),setTimeout((()=>{i.change((e=>e.remove(e.createRangeOn(n))))}),3e3)}(d,u,n.editing.view),function(e,t){ne(e,t,"progressBar")}(d,u),te(d,u),function(e,t){t.removeClass("ck-appear",e)}(d,u)},this.placeholder="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="}init(){const e=this.editor;e.plugins.has("ImageBlockEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageBlock",this.uploadStatusChange),e.plugins.has("ImageInlineEditing")&&e.editing.downcastDispatcher.on("attribute:uploadStatus:imageInline",this.uploadStatusChange)}}function X(e,t){e.hasClass("ck-appear")||t.addClass("ck-appear",e)}function ee(e,t,i,n){i.hasClass("ck-image-upload-placeholder")||n.addClass("ck-image-upload-placeholder",i);const o=e.findViewImgElement(i);o.getAttribute("src")!==t&&n.setAttribute("src",t,o),ie(i,"placeholder")||n.insert(n.createPositionAfter(o),function(e){const t=e.createUIElement("div",{class:"ck-upload-placeholder-loader"});return e.setCustomProperty("placeholder",!0,t),t}(n))}function te(e,t){e.hasClass("ck-image-upload-placeholder")&&t.removeClass("ck-image-upload-placeholder",e),ne(e,t,"placeholder")}function ie(e,t){for(const i of e.getChildren())if(i.getCustomProperty(t))return i}function ne(e,t,i){const n=ie(e,i);n&&t.remove(t.createRangeOn(n))}class oe extends n.uB{constructor(e){super(e),this.set("isAccessAllowed",!0)}refresh(){const e=this.editor,t=e.plugins.get("ImageUtils"),i=e.model.document.selection.getSelectedElement();this.isEnabled=t.isImageAllowed()||t.isImage(i)}execute(e){const t=(0,l.$r)(e.file),i=this.editor.model.document.selection,n=this.editor.plugins.get("ImageUtils"),o=Object.fromEntries(i.getAttributes());t.forEach(((e,t)=>{const s=i.getSelectedElement();if(t&&s&&n.isImage(s)){const t=this.editor.model.createPositionAfter(s);this._uploadImage(e,o,t)}else this._uploadImage(e,o)}))}_uploadImage(e,t,i){const n=this.editor,o=n.plugins.get(Q.FileRepository).createLoader(e),s=n.plugins.get("ImageUtils");o&&s.insertImage({...t,uploadId:o.id},i)}}class se extends n.k_{static get requires(){return[Q.FileRepository,k.lV,o.xz,p]}static get pluginName(){return"ImageUploadEditing"}constructor(e){super(e),e.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}}),this._uploadImageElements=new Map}init(){const e=this.editor,t=e.model.document,i=e.conversion,n=e.plugins.get(Q.FileRepository),o=e.plugins.get("ImageUtils"),r=e.plugins.get("ClipboardPipeline"),a=G(e.config.get("image.upload.types")),c=new oe(e);e.commands.add("uploadImage",c),e.commands.add("imageUpload",c),i.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"}),this.listenTo(e.editing.view.document,"clipboardInput",((t,i)=>{if(n=i.dataTransfer,Array.from(n.types).includes("text/html")&&""!==n.getData("text/html"))return;var n;const o=Array.from(i.dataTransfer.files).filter((e=>!!e&&a.test(e.type)));if(o.length&&(t.stop(),e.model.change((t=>{i.targetRanges&&t.setSelection(i.targetRanges.map((t=>e.editing.mapper.toModelRange(t)))),e.execute("uploadImage",{file:o})})),!e.commands.get("uploadImage").isAccessAllowed)){const t=e.plugins.get("Notification"),i=e.locale.t;t.showWarning(i("You have no image upload permissions."),{namespace:"image"})}})),this.listenTo(r,"inputTransformation",((t,i)=>{const r=Array.from(e.editing.view.createRangeIn(i.content)).map((e=>e.item)).filter((e=>function(e,t){return!(!e.isInlineImageView(t)||!t.getAttribute("src")||!t.getAttribute("src").match(/^data:image\/\w+;base64,/g)&&!t.getAttribute("src").match(/^blob:/g))}(o,e)&&!e.getAttribute("uploadProcessed"))).map((e=>{return{promise:(t=e,new Promise(((e,i)=>{const n=t.getAttribute("src");fetch(n).then((e=>e.blob())).then((t=>{const i=Z(t,n),o=i.replace("image/",""),s=new File([t],`image.${o}`,{type:i});e(s)})).catch((t=>t&&"TypeError"===t.name?function(e){return function(e){return new Promise(((t,i)=>{const n=l.Sf.document.createElement("img");n.addEventListener("load",(()=>{const e=l.Sf.document.createElement("canvas");e.width=n.width,e.height=n.height,e.getContext("2d").drawImage(n,0,0),e.toBlob((e=>e?t(e):i()))})),n.addEventListener("error",(()=>i())),n.src=e}))}(e).then((t=>{const i=Z(t,e),n=i.replace("image/","");return new File([t],`image.${n}`,{type:i})}))}(n).then(e).catch(i):i(t)))}))),imageElement:e};var t}));if(!r.length)return;const a=new s.Wq(e.editing.view.document);for(const e of r){a.setAttribute("uploadProcessed",!0,e.imageElement);const t=n.createLoader(e.promise);t&&(a.setAttribute("src","",e.imageElement),a.setAttribute("uploadId",t.id,e.imageElement))}})),e.editing.view.document.on("dragover",((e,t)=>{t.preventDefault()})),t.on("change",(()=>{const i=t.differ.getChanges({includeChangesInGraveyard:!0}).reverse(),o=new Set;for(const t of i)if("insert"==t.type&&"$text"!=t.name){const i=t.position.nodeAfter,s="$graveyard"==t.position.root.rootName;for(const t of re(e,i)){const e=t.getAttribute("uploadId");if(!e)continue;const i=n.loaders.get(e);i&&(s?o.has(e)||i.abort():(o.add(e),this._uploadImageElements.set(e,t),"idle"==i.status&&this._readAndUpload(i)))}}})),this.on("uploadComplete",((e,{imageElement:t,data:i})=>{const n=i.urls?i.urls:i;this.editor.model.change((e=>{e.setAttribute("src",n.default,t),this._parseAndSetSrcsetAttributeOnImage(n,t,e),o.setImageNaturalSizeAttributes(t)}))}),{priority:"low"})}afterInit(){const e=this.editor.model.schema;this.editor.plugins.has("ImageBlockEditing")&&e.extend("imageBlock",{allowAttributes:["uploadId","uploadStatus"]}),this.editor.plugins.has("ImageInlineEditing")&&e.extend("imageInline",{allowAttributes:["uploadId","uploadStatus"]})}_readAndUpload(e){const t=this.editor,i=t.model,n=t.locale.t,o=t.plugins.get(Q.FileRepository),s=t.plugins.get(k.lV),r=t.plugins.get("ImageUtils"),a=this._uploadImageElements;return i.enqueueChange({isUndoable:!1},(t=>{t.setAttribute("uploadStatus","reading",a.get(e.id))})),e.read().then((()=>{const o=e.upload(),s=a.get(e.id);if(l._K.isSafari){const e=t.editing.mapper.toViewElement(s),i=r.findViewImgElement(e);t.editing.view.once("render",(()=>{if(!i.parent)return;const e=t.editing.view.domConverter.mapViewToDom(i.parent);if(!e)return;const n=e.style.display;e.style.display="none",e._ckHack=e.offsetHeight,e.style.display=n}))}return t.ui&&t.ui.ariaLiveAnnouncer.announce(n("Uploading image")),i.enqueueChange({isUndoable:!1},(e=>{e.setAttribute("uploadStatus","uploading",s)})),o})).then((o=>{i.enqueueChange({isUndoable:!1},(i=>{const s=a.get(e.id);i.setAttribute("uploadStatus","complete",s),t.ui&&t.ui.ariaLiveAnnouncer.announce(n("Image upload complete")),this.fire("uploadComplete",{data:o,imageElement:s})})),c()})).catch((o=>{if(t.ui&&t.ui.ariaLiveAnnouncer.announce(n("Error during image upload")),"error"!==e.status&&"aborted"!==e.status)throw o;"error"==e.status&&o&&s.showWarning(o,{title:n("Upload failed"),namespace:"upload"}),i.enqueueChange({isUndoable:!1},(t=>{t.remove(a.get(e.id))})),c()}));function c(){i.enqueueChange({isUndoable:!1},(t=>{const i=a.get(e.id);t.removeAttribute("uploadId",i),t.removeAttribute("uploadStatus",i),a.delete(e.id)})),o.destroyLoader(e)}}_parseAndSetSrcsetAttributeOnImage(e,t,i){let n=0;const o=Object.keys(e).filter((e=>{const t=parseInt(e,10);if(!isNaN(t))return n=Math.max(n,t),!0})).map((t=>`${e[t]} ${t}w`)).join(", ");if(""!=o){const e={srcset:o};t.hasAttribute("width")||t.hasAttribute("height")||(e.width=n),i.setAttributes(e,t)}}}function re(e,t){const i=e.plugins.get("ImageUtils");return Array.from(e.model.createRangeOn(t)).filter((e=>i.isImage(e.item))).map((e=>e.item))}class ae extends n.k_{static get pluginName(){return"ImageUpload"}static get requires(){return[se,J,Y]}}class le extends k.Ss{constructor(e){super(e),this.set("imageURLInputValue",""),this.set("isImageSelected",!1),this.set("isEnabled",!0),this.keystrokes=new l.EP,this.urlInputView=this._createUrlInputView(),this.setTemplate({tag:"div",attributes:{class:["ck","ck-image-insert-url"]},children:[this.urlInputView,{tag:"div",attributes:{class:["ck","ck-image-insert-url__action-row"]}}]})}render(){super.render(),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.keystrokes.destroy()}_createUrlInputView(){const e=this.locale,t=e.t,i=new k.xE(e,k.Vr);return i.bind("label").to(this,"isImageSelected",(e=>t(e?"Update image URL":"Insert image via URL"))),i.bind("isEnabled").to(this),i.fieldView.inputMode="url",i.fieldView.placeholder="https://example.com/image.png",i.fieldView.bind("value").to(this,"imageURLInputValue",(e=>e||"")),i.fieldView.on("input",(()=>{this.imageURLInputValue=i.fieldView.element.value.trim()})),i}focus(){this.urlInputView.focus()}}class ce extends n.k_{static get pluginName(){return"ImageInsertViaUrlUI"}static get requires(){return[N,k.lG]}init(){this.editor.ui.componentFactory.add("insertImageViaUrl",(()=>this._createToolbarButton())),this.editor.ui.componentFactory.add("menuBar:insertImageViaUrl",(()=>this._createMenuBarButton("standalone")))}afterInit(){this._imageInsertUI=this.editor.plugins.get("ImageInsertUI"),this._imageInsertUI.registerIntegration({name:"url",observable:()=>this.editor.commands.get("insertImage"),buttonViewCreator:()=>this._createToolbarButton(),formViewCreator:()=>this._createDropdownButton(),menuBarButtonViewCreator:e=>this._createMenuBarButton(e?"insertOnly":"insertNested")})}_createInsertUrlButton(e){const t=new e(this.editor.locale);return t.icon=n.Pt.imageUrl,t.on("execute",(()=>{this._showModal()})),t}_createToolbarButton(){const e=this.editor.locale.t,t=this._createInsertUrlButton(k._);return t.tooltip=!0,t.bind("label").to(this._imageInsertUI,"isImageSelected",(t=>e(t?"Update image URL":"Insert image via URL"))),t}_createDropdownButton(){const e=this.editor.locale.t,t=this._createInsertUrlButton(k._);return t.withText=!0,t.bind("label").to(this._imageInsertUI,"isImageSelected",(t=>e(t?"Update image URL":"Insert via URL"))),t}_createMenuBarButton(e){const t=this.editor.locale.t,i=this._createInsertUrlButton(k.kS);switch(i.withText=!0,e){case"standalone":i.label=t("Image via URL");break;case"insertOnly":i.label=t("Image");break;case"insertNested":i.label=t("Via URL")}return i}_createInsertUrlView(){const e=this.editor,t=e.locale,i=e.commands.get("replaceImageSource"),n=e.commands.get("insertImage"),o=new le(t);return o.bind("isImageSelected").to(this._imageInsertUI),o.bind("isEnabled").toMany([n,i],"isEnabled",((...e)=>e.some((e=>e)))),o}_showModal(){const e=this.editor,t=e.locale.t,i=e.plugins.get("Dialog");this._formView||(this._formView=this._createInsertUrlView(),this._formView.on("submit",(()=>this._handleSave())));const n=e.commands.get("replaceImageSource");this._formView.imageURLInputValue=n.value||"",i.show({id:"insertImageViaUrl",title:this._imageInsertUI.isImageSelected?t("Update image URL"):t("Insert image via URL"),isModal:!0,content:this._formView,actionButtons:[{label:t("Cancel"),withText:!0,onExecute:()=>i.hide()},{label:t("Accept"),class:"ck-button-action",withText:!0,onExecute:()=>this._handleSave()}]})}_handleSave(){this.editor.commands.get("replaceImageSource").isEnabled?this.editor.execute("replaceImageSource",{source:this._formView.imageURLInputValue}):this.editor.execute("insertImage",{source:this._formView.imageURLInputValue}),this.editor.plugins.get("Dialog").hide()}}class de extends n.k_{static get pluginName(){return"ImageInsertViaUrl"}static get requires(){return[ce,N]}}class ue extends n.k_{static get pluginName(){return"ImageInsert"}static get requires(){return[ae,de,N]}}var he=i(5572),me=i(5396),ge=i(9841),fe=i(8446);const pe=(be=ge.A,function(e,t){if(null==e)return e;if(!(0,fe.A)(e))return be(e,t);for(var i=e.length,n=-1,o=Object(e);++n{t.setAttribute("resizedWidth",e.width,o),t.removeAttribute("resizedHeight",o),n.setImageNaturalSizeAttributes(o)}))}}class ke extends n.k_{static get requires(){return[p]}static get pluginName(){return"ImageResizeEditing"}constructor(e){super(e),e.config.define("image",{resizeUnit:"%",resizeOptions:[{name:"resizeImage:original",value:null,icon:"original"},{name:"resizeImage:custom",value:"custom",icon:"custom"},{name:"resizeImage:25",value:"25",icon:"small"},{name:"resizeImage:50",value:"50",icon:"medium"},{name:"resizeImage:75",value:"75",icon:"large"}]})}init(){const e=this.editor,t=new ye(e);this._registerConverters("imageBlock"),this._registerConverters("imageInline"),e.commands.add("resizeImage",t),e.commands.add("imageResize",t)}afterInit(){this._registerSchema()}_registerSchema(){this.editor.plugins.has("ImageBlockEditing")&&this.editor.model.schema.extend("imageBlock",{allowAttributes:["resizedWidth","resizedHeight"]}),this.editor.plugins.has("ImageInlineEditing")&&this.editor.model.schema.extend("imageInline",{allowAttributes:["resizedWidth","resizedHeight"]})}_registerConverters(e){const t=this.editor,i=t.plugins.get("ImageUtils");t.conversion.for("downcast").add((t=>t.on(`attribute:resizedWidth:${e}`,((e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.writer,o=i.mapper.toViewElement(t.item);null!==t.attributeNewValue?(n.setStyle("width",t.attributeNewValue,o),n.addClass("image_resized",o)):(n.removeStyle("width",o),n.removeClass("image_resized",o))})))),t.conversion.for("dataDowncast").attributeToAttribute({model:{name:e,key:"resizedHeight"},view:e=>({key:"style",value:{height:e}})}),t.conversion.for("editingDowncast").add((t=>t.on(`attribute:resizedHeight:${e}`,((t,n,o)=>{if(!o.consumable.consume(n.item,t.name))return;const s=o.writer,r=o.mapper.toViewElement(n.item),a="imageInline"===e?i.findViewImgElement(r):r;null!==n.attributeNewValue?s.setStyle("height",n.attributeNewValue,a):s.removeStyle("height",a)})))),t.conversion.for("upcast").attributeToAttribute({view:{name:"imageBlock"===e?"figure":"img",styles:{width:/.+/}},model:{key:"resizedWidth",value:e=>g(e)?null:e.getStyle("width")}}),t.conversion.for("upcast").attributeToAttribute({view:{name:"imageBlock"===e?"figure":"img",styles:{height:/.+/}},model:{key:"resizedHeight",value:e=>g(e)?null:e.getStyle("height")}})}}const Ce=(()=>({small:n.Pt.objectSizeSmall,medium:n.Pt.objectSizeMedium,large:n.Pt.objectSizeLarge,custom:n.Pt.objectSizeCustom,original:n.Pt.objectSizeFull}))();class Ae extends n.k_{static get requires(){return[ke]}static get pluginName(){return"ImageResizeButtons"}constructor(e){super(e),this._resizeUnit=e.config.get("image.resizeUnit")}init(){const e=this.editor,t=e.config.get("image.resizeOptions"),i=e.commands.get("resizeImage");this.bind("isEnabled").to(i);for(const e of t)this._registerImageResizeButton(e);this._registerImageResizeDropdown(t)}_registerImageResizeButton(e){const t=this.editor,{name:i,value:n,icon:o}=e;t.ui.componentFactory.add(i,(i=>{const s=new k._(i),r=t.commands.get("resizeImage"),a=this._getOptionLabelValue(e,!0);if(!Ce[o])throw new l.Yb("imageresizebuttons-missing-icon",t,e);if(s.set({label:a,icon:Ce[o],tooltip:a,isToggleable:!0}),s.bind("isEnabled").to(this),t.plugins.has("ImageCustomResizeUI")&&Ee(e)){const e=t.plugins.get("ImageCustomResizeUI");this.listenTo(s,"execute",(()=>{e._showForm(this._resizeUnit)}))}else{const e=n?n+this._resizeUnit:null;s.bind("isOn").to(r,"value",xe(e)),this.listenTo(s,"execute",(()=>{t.execute("resizeImage",{width:e})}))}return s}))}_registerImageResizeDropdown(e){const t=this.editor,i=t.t,n=e.find((e=>!e.value)),o=o=>{const s=t.commands.get("resizeImage"),r=(0,k.yu)(o,k.lU),a=r.buttonView,l=i("Resize image");return a.set({tooltip:l,commandValue:n.value,icon:Ce.medium,isToggleable:!0,label:this._getOptionLabelValue(n),withText:!0,class:"ck-resize-image-button",ariaLabel:l,ariaLabelledBy:void 0}),a.bind("label").to(s,"value",(e=>e&&e.width?e.width:this._getOptionLabelValue(n))),r.bind("isEnabled").to(this),(0,k.O)(r,(()=>this._getResizeDropdownListItemDefinitions(e,s)),{ariaLabel:i("Image resize list"),role:"menu"}),this.listenTo(r,"execute",(e=>{"onClick"in e.source?e.source.onClick():(t.execute(e.source.commandName,{width:e.source.commandValue}),t.editing.view.focus())})),r};t.ui.componentFactory.add("resizeImage",o),t.ui.componentFactory.add("imageResize",o)}_getOptionLabelValue(e,t=!1){const i=this.editor.t;return e.label?e.label:t?Ee(e)?i("Custom image size"):e.value?i("Resize image to %0",e.value+this._resizeUnit):i("Resize image to the original size"):Ee(e)?i("Custom"):e.value?e.value+this._resizeUnit:i("Original")}_getResizeDropdownListItemDefinitions(e,t){const{editor:i}=this,n=new l.pM,o=e.map((e=>Ee(e)?{...e,valueWithUnits:"custom"}:e.value?{...e,valueWithUnits:`${e.value}${this._resizeUnit}`}:{...e,valueWithUnits:null}));for(const e of o){let s=null;if(i.plugins.has("ImageCustomResizeUI")&&Ee(e)){const n=i.plugins.get("ImageCustomResizeUI");s={type:"button",model:new k.Jc({label:this._getOptionLabelValue(e),role:"menuitemradio",withText:!0,icon:null,onClick:()=>{n._showForm(this._resizeUnit)}})};const r=_e(o,"valueWithUnits");s.model.bind("isOn").to(t,"value",Te(r))}else s={type:"button",model:new k.Jc({commandName:"resizeImage",commandValue:e.valueWithUnits,label:this._getOptionLabelValue(e),role:"menuitemradio",withText:!0,icon:null})},s.model.bind("isOn").to(t,"value",xe(e.valueWithUnits));s.model.bind("isEnabled").to(t,"isEnabled"),n.add(s)}return n}}function Ee(e){return"custom"===e.value}function xe(e){return t=>null===e&&t===e||null!==t&&t.width===e}function Te(e){return t=>!e.some((e=>xe(e)(t)))}const Pe="image_resized";class Ie extends n.k_{static get requires(){return[c.VE,p]}static get pluginName(){return"ImageResizeHandles"}init(){const e=this.editor.commands.get("resizeImage");this.bind("isEnabled").to(e),this._setupResizerCreator()}_setupResizerCreator(){const e=this.editor,t=e.editing.view,i=e.plugins.get("ImageUtils");t.addObserver(I),this.listenTo(t.document,"imageLoaded",((n,o)=>{if(!o.target.matches("figure.image.ck-widget > img,figure.image.ck-widget > picture > img,figure.image.ck-widget > a > img,figure.image.ck-widget > a > picture > img,span.image-inline.ck-widget > img,span.image-inline.ck-widget > picture > img"))return;const s=e.editing.view.domConverter,r=s.domToView(o.target),a=i.getImageWidgetFromImageView(r);let l=this.editor.plugins.get(c.VE).getResizerByViewElement(a);if(l)return void l.redraw();const d=e.editing.mapper,u=d.toModelElement(a);l=e.plugins.get(c.VE).attachTo({unit:e.config.get("image.resizeUnit"),modelElement:u,viewElement:a,editor:e,getHandleHost:e=>e.querySelector("img"),getResizeHost:()=>s.mapViewToDom(d.toViewElement(u)),isCentered:()=>"alignCenter"==u.getAttribute("imageStyle"),onCommit(i){t.change((e=>{e.removeClass(Pe,a)})),e.execute("resizeImage",{width:i})}}),l.on("updateSize",(()=>{a.hasClass(Pe)||t.change((e=>{e.addClass(Pe,a)}));const e="imageInline"===u.name?r:a;e.getStyle("height")&&t.change((t=>{t.removeStyle("height",e)}))})),l.bind("isEnabled").to(this)}))}}function Se(e){if(!e)return null;const[,t,i]=e.trim().match(/([.,\d]+)(%|px)$/)||[],n=Number.parseFloat(t);return Number.isNaN(n)?null:{value:n,unit:i}}function Ve(e,t,i){return"px"===i?{value:t.value,unit:"px"}:{value:t.value/e*100,unit:"%"}}function Re(e){const{editing:t}=e,i=e.plugins.get("ImageUtils").getClosestSelectedImageElement(e.model.document.selection);if(!i)return null;const n=t.mapper.toViewElement(i);return{model:i,view:n,dom:t.view.domConverter.mapViewToDom(n)}}class Be extends k.Ss{constructor(e,t,i){super(e);const o=this.locale.t;this.focusTracker=new l.$x,this.keystrokes=new l.EP,this.unit=t,this.labeledInput=this._createLabeledInputView(),this.saveButtonView=this._createButton(o("Save"),n.Pt.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(o("Cancel"),n.Pt.cancel,"ck-button-cancel","cancel"),this._focusables=new k.s3,this._validators=i,this._focusCycler=new k.H({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"form",attributes:{class:["ck","ck-image-custom-resize-form","ck-responsive-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]})}render(){super.render(),this.keystrokes.listenTo(this.element),(0,k.Z5)({view:this}),[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)}))}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createButton(e,t,i,n){const o=new k._(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:i}}),n&&o.delegate("execute").to(this,n),o}_createLabeledInputView(){const e=this.locale.t,t=new k.xE(this.locale,k.F_);return t.label=e("Resize image (in %0)",this.unit),t.fieldView.set({step:.1}),t}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.labeledInput.errorText=t,!1}return!0}resetFormStatus(){this.labeledInput.errorText=null}get rawSize(){const{element:e}=this.labeledInput.fieldView;return e?e.value:null}get parsedSize(){const{rawSize:e}=this;if(null===e)return null;const t=Number.parseFloat(e);return Number.isNaN(t)?null:t}get sizeWithUnits(){const{parsedSize:e,unit:t}=this;return null===e?null:`${e}${t}`}}class Me extends n.k_{static get requires(){return[k.pU]}static get pluginName(){return"ImageCustomResizeUI"}destroy(){super.destroy(),this._form&&this._form.destroy()}_createForm(e){const t=this.editor;this._balloon=this.editor.plugins.get("ContextualBalloon"),this._form=new((0,k.wi)(Be))(t.locale,e,function(e){const t=e.t;return[e=>""===e.rawSize.trim()?t("The value must not be empty."):null===e.parsedSize?t("The value should be a plain number."):void 0]}(t)),this._form.render(),this.listenTo(this._form,"submit",(()=>{this._form.isValid()&&(t.execute("resizeImage",{width:this._form.sizeWithUnits}),this._hideForm(!0))})),this.listenTo(this._form.labeledInput,"change:errorText",(()=>{t.ui.update()})),this.listenTo(this._form,"cancel",(()=>{this._hideForm(!0)})),this._form.keystrokes.set("Esc",((e,t)=>{this._hideForm(!0),t()})),(0,k.wy)({emitter:this._form,activator:()=>this._isVisible,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(e){if(this._isVisible)return;this._form||this._createForm(e);const t=this.editor,i=this._form.labeledInput;this._form.disableCssTransitions(),this._form.resetFormStatus(),this._isInBalloon||this._balloon.add({view:this._form,position:A(t)});const n=function(e,t){const i=Re(e);if(!i)return null;const n=Se(i.model.getAttribute("resizedWidth")||null);return n?n.unit===t?n:Ve((0,c.Wu)(i.dom),{unit:"px",value:new l.rw(i.dom).width},t):null}(t,e),o=n?n.value.toFixed(1):"",s=function(e,t){const i=Re(e);if(!i)return null;const n=(0,c.Wu)(i.dom),o=Se(window.getComputedStyle(i.dom).minWidth)||{value:1,unit:"px"};return{unit:t,lower:Math.max(.1,Ve(n,o,t).value),upper:"px"===t?n:100}}(t,e);i.fieldView.value=i.fieldView.element.value=o,s&&Object.assign(i.fieldView,{min:s.lower.toFixed(1),max:Math.ceil(s.upper).toFixed(1)}),this._form.labeledInput.fieldView.select(),this._form.enableCssTransitions()}_hideForm(e=!1){this._isInBalloon&&(this._form.focusTracker.isFocused&&this._form.saveButtonView.focus(),this._balloon.remove(this._form),e&&this.editor.editing.view.focus())}get _isVisible(){return!!this._balloon&&this._balloon.visibleView===this._form}get _isInBalloon(){return!!this._balloon&&this._balloon.hasView(this._form)}}class Oe extends n.k_{static get requires(){return[ke,Ie,Me,Ae]}static get pluginName(){return"ImageResize"}}class Le extends n.uB{constructor(e,t){super(e),this._defaultStyles={imageBlock:!1,imageInline:!1},this._styles=new Map(t.map((e=>{if(e.isDefault)for(const t of e.modelElements)this._defaultStyles[t]=e.name;return[e.name,e]})))}refresh(){const e=this.editor.plugins.get("ImageUtils").getClosestSelectedImageElement(this.editor.model.document.selection);this.isEnabled=!!e,this.isEnabled?e.hasAttribute("imageStyle")?this.value=e.getAttribute("imageStyle"):this.value=this._defaultStyles[e.name]:this.value=!1}execute(e={}){const t=this.editor,i=t.model,n=t.plugins.get("ImageUtils");i.change((t=>{const o=e.value,{setImageSizes:s=!0}=e;let r=n.getClosestSelectedImageElement(i.document.selection);o&&this.shouldConvertImageType(o,r)&&(this.editor.execute(n.isBlockImage(r)?"imageTypeInline":"imageTypeBlock",{setImageSizes:s}),r=n.getClosestSelectedImageElement(i.document.selection)),!o||this._styles.get(o).isDefault?t.removeAttribute("imageStyle",r):t.setAttribute("imageStyle",o,r),s&&n.setImageNaturalSizeAttributes(r)}))}shouldConvertImageType(e,t){return!this._styles.get(e).modelElements.includes(t.name)}}const Fe={get inline(){return{name:"inline",title:"In line",icon:n.Pt.objectInline,modelElements:["imageInline"],isDefault:!0}},get alignLeft(){return{name:"alignLeft",title:"Left aligned image",icon:n.Pt.objectLeft,modelElements:["imageBlock","imageInline"],className:"image-style-align-left"}},get alignBlockLeft(){return{name:"alignBlockLeft",title:"Left aligned image",icon:n.Pt.objectBlockLeft,modelElements:["imageBlock"],className:"image-style-block-align-left"}},get alignCenter(){return{name:"alignCenter",title:"Centered image",icon:n.Pt.objectCenter,modelElements:["imageBlock"],className:"image-style-align-center"}},get alignRight(){return{name:"alignRight",title:"Right aligned image",icon:n.Pt.objectRight,modelElements:["imageBlock","imageInline"],className:"image-style-align-right"}},get alignBlockRight(){return{name:"alignBlockRight",title:"Right aligned image",icon:n.Pt.objectBlockRight,modelElements:["imageBlock"],className:"image-style-block-align-right"}},get block(){return{name:"block",title:"Centered image",icon:n.Pt.objectCenter,modelElements:["imageBlock"],isDefault:!0}},get side(){return{name:"side",title:"Side image",icon:n.Pt.objectRight,modelElements:["imageBlock"],className:"image-style-side"}}},Ne=(()=>({full:n.Pt.objectFullWidth,left:n.Pt.objectBlockLeft,right:n.Pt.objectBlockRight,center:n.Pt.objectCenter,inlineLeft:n.Pt.objectLeft,inlineRight:n.Pt.objectRight,inline:n.Pt.objectInline}))(),De=[{name:"imageStyle:wrapText",title:"Wrap text",defaultItem:"imageStyle:alignLeft",items:["imageStyle:alignLeft","imageStyle:alignRight"]},{name:"imageStyle:breakText",title:"Break text",defaultItem:"imageStyle:block",items:["imageStyle:alignBlockLeft","imageStyle:block","imageStyle:alignBlockRight"]}];function ze(e){(0,l.FF)("image-style-configuration-definition-invalid",e)}const We={normalizeStyles:function(e){return(e.configuredStyles.options||[]).map((e=>{return"string"==typeof(t="string"==typeof(t=e)?Fe[t]?{...Fe[t]}:{name:t}:function(e,t){const i={...t};for(const n in e)Object.prototype.hasOwnProperty.call(t,n)||(i[n]=e[n]);return i}(Fe[t.name],t)).icon&&(t.icon=Ne[t.icon]||t.icon),t;var t})).filter((t=>function(e,{isBlockPluginLoaded:t,isInlinePluginLoaded:i}){const{modelElements:n,name:o}=e;if(!(n&&n.length&&o))return ze({style:e}),!1;{const o=[t?"imageBlock":null,i?"imageInline":null];if(!n.some((e=>o.includes(e))))return(0,l.FF)("image-style-missing-dependency",{style:e,missingPlugins:n.map((e=>"imageBlock"===e?"ImageBlockEditing":"ImageInlineEditing"))}),!1}return!0}(t,e)))},getDefaultStylesConfiguration:function(e,t){return e&&t?{options:["inline","alignLeft","alignRight","alignCenter","alignBlockLeft","alignBlockRight","block","side"]}:e?{options:["block","side"]}:t?{options:["inline","alignLeft","alignRight"]}:{}},getDefaultDropdownDefinitions:function(e){return e.has("ImageBlockEditing")&&e.has("ImageInlineEditing")?[...De]:[]},warnInvalidStyle:ze,DEFAULT_OPTIONS:Fe,DEFAULT_ICONS:Ne,DEFAULT_DROPDOWN_DEFINITIONS:De};function He(e,t){for(const i of t)if(i.name===e)return i}class Ue extends n.k_{static get pluginName(){return"ImageStyleEditing"}static get requires(){return[p]}init(){const{normalizeStyles:e,getDefaultStylesConfiguration:t}=We,i=this.editor,n=i.plugins.has("ImageBlockEditing"),o=i.plugins.has("ImageInlineEditing");i.config.define("image.styles",t(n,o)),this.normalizedStyles=e({configuredStyles:i.config.get("image.styles"),isBlockPluginLoaded:n,isInlinePluginLoaded:o}),this._setupConversion(n,o),this._setupPostFixer(),i.commands.add("imageStyle",new Le(i,this.normalizedStyles))}_setupConversion(e,t){const i=this.editor,n=i.model.schema,o=(s=this.normalizedStyles,(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=He(t.attributeNewValue,s),o=He(t.attributeOldValue,s),r=i.mapper.toViewElement(t.item),a=i.writer;o&&a.removeClass(o.className,r),n&&a.addClass(n.className,r)});var s;const r=function(e){const t={imageInline:e.filter((e=>!e.isDefault&&e.modelElements.includes("imageInline"))),imageBlock:e.filter((e=>!e.isDefault&&e.modelElements.includes("imageBlock")))};return(e,i,n)=>{if(!i.modelRange)return;const o=i.viewItem,s=(0,l.$1)(i.modelRange.getItems());if(s&&n.schema.checkAttribute(s,"imageStyle"))for(const e of t[s.name])n.consumable.consume(o,{classes:e.className})&&n.writer.setAttribute("imageStyle",e.name,s)}}(this.normalizedStyles);i.editing.downcastDispatcher.on("attribute:imageStyle",o),i.data.downcastDispatcher.on("attribute:imageStyle",o),e&&(n.extend("imageBlock",{allowAttributes:"imageStyle"}),i.data.upcastDispatcher.on("element:figure",r,{priority:"low"})),t&&(n.extend("imageInline",{allowAttributes:"imageStyle"}),i.data.upcastDispatcher.on("element:img",r,{priority:"low"}))}_setupPostFixer(){const e=this.editor,t=e.model.document,i=e.plugins.get(p),n=new Map(this.normalizedStyles.map((e=>[e.name,e])));t.registerPostFixer((e=>{let o=!1;for(const s of t.differ.getChanges())if("insert"==s.type||"attribute"==s.type&&"imageStyle"==s.attributeKey){let t="insert"==s.type?s.position.nodeAfter:s.range.start.nodeAfter;if(t&&t.is("element","paragraph")&&t.childCount>0&&(t=t.getChild(0)),!i.isImage(t))continue;const r=t.getAttribute("imageStyle");if(!r)continue;const a=n.get(r);a&&a.modelElements.includes(t.name)||(e.removeAttribute("imageStyle",t),o=!0)}return o}))}}var $e=i(3149),je=i(9008);class qe extends n.k_{static get requires(){return[Ue]}static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const e=this.editor.t;return{"Wrap text":e("Wrap text"),"Break text":e("Break text"),"In line":e("In line"),"Full size image":e("Full size image"),"Side image":e("Side image"),"Left aligned image":e("Left aligned image"),"Centered image":e("Centered image"),"Right aligned image":e("Right aligned image")}}init(){const e=this.editor.plugins,t=this.editor.config.get("image.toolbar")||[],i=Ke(e.get("ImageStyleEditing").normalizedStyles,this.localizedDefaultStylesTitles);for(const e of i)this._createButton(e);const n=Ke([...t.filter($e.A),...We.getDefaultDropdownDefinitions(e)],this.localizedDefaultStylesTitles);for(const e of n)this._createDropdown(e,i)}_createDropdown(e,t){const i=this.editor.ui.componentFactory;i.add(e.name,(n=>{let o;const{defaultItem:s,items:r,title:a}=e,l=r.filter((e=>t.find((({name:t})=>Ge(t)===e)))).map((e=>{const t=i.create(e);return e===s&&(o=t),t}));r.length!==l.length&&We.warnInvalidStyle({dropdown:e});const c=(0,k.yu)(n,k.AO),d=c.buttonView,u=d.arrowView;return(0,k.fM)(c,l,{enableActiveItemFocusOnDropdownOpen:!0}),d.set({label:Ze(a,o.label),class:null,tooltip:!0}),u.unbind("label"),u.set({label:a}),d.bind("icon").toMany(l,"isOn",((...e)=>{const t=e.findIndex(je.A);return t<0?o.icon:l[t].icon})),d.bind("label").toMany(l,"isOn",((...e)=>{const t=e.findIndex(je.A);return Ze(a,t<0?o.label:l[t].label)})),d.bind("isOn").toMany(l,"isOn",((...e)=>e.some(je.A))),d.bind("class").toMany(l,"isOn",((...e)=>e.some(je.A)?"ck-splitbutton_flatten":void 0)),d.on("execute",(()=>{l.some((({isOn:e})=>e))?c.isOpen=!c.isOpen:o.fire("execute")})),c.bind("isEnabled").toMany(l,"isEnabled",((...e)=>e.some(je.A))),this.listenTo(c,"execute",(()=>{this.editor.editing.view.focus()})),c}))}_createButton(e){const t=e.name;this.editor.ui.componentFactory.add(Ge(t),(i=>{const n=this.editor.commands.get("imageStyle"),o=new k._(i);return o.set({label:e.title,icon:e.icon,tooltip:!0,isToggleable:!0}),o.bind("isEnabled").to(n,"isEnabled"),o.bind("isOn").to(n,"value",(e=>e===t)),o.on("execute",this._executeCommand.bind(this,t)),o}))}_executeCommand(e){this.editor.execute("imageStyle",{value:e}),this.editor.editing.view.focus()}}function Ke(e,t){for(const i of e)t[i.title]&&(i.title=t[i.title]);return e}function Ge(e){return`imageStyle:${e}`}function Ze(e,t){return(e?e+": ":"")+t}class Je extends n.k_{static get requires(){return[Ue,qe]}static get pluginName(){return"ImageStyle"}}class Qe extends n.k_{static get requires(){return[c.oP,p]}static get pluginName(){return"ImageToolbar"}afterInit(){const e=this.editor,t=e.t,i=e.plugins.get(c.oP),n=e.plugins.get("ImageUtils");var o;i.register("image",{ariaLabel:t("Image toolbar"),items:(o=e.config.get("image.toolbar")||[],o.map((e=>(0,$e.A)(e)?e.name:e))),getRelatedElement:e=>n.getClosestSelectedImageWidget(e)})}}class Ye extends n.k_{static get requires(){return[R,p]}static get pluginName(){return"PictureEditing"}afterInit(){const e=this.editor;e.plugins.has("ImageBlockEditing")&&e.model.schema.extend("imageBlock",{allowAttributes:["sources"]}),e.plugins.has("ImageInlineEditing")&&e.model.schema.extend("imageInline",{allowAttributes:["sources"]}),this._setupConversion(),this._setupImageUploadEditingIntegration()}_setupConversion(){const e=this.editor,t=e.conversion,i=e.plugins.get("ImageUtils");t.for("upcast").add(function(e){const t=["srcset","media","type","sizes"],i=(i,n,o)=>{const s=n.viewItem;if(!o.consumable.test(s,{name:!0}))return;const r=new Map;for(const e of s.getChildren())if(e.is("element","source")){const i={};for(const n of t)e.hasAttribute(n)&&o.consumable.test(e,{attributes:n})&&(i[n]=e.getAttribute(n));Object.keys(i).length&&r.set(e,i)}const a=e.findViewImgElement(s);if(!a)return;let c=n.modelCursor.parent;if(!c.is("element","imageBlock")){const e=o.convertItem(a,n.modelCursor);n.modelRange=e.modelRange,n.modelCursor=e.modelCursor,c=(0,l.$1)(e.modelRange.getItems())}o.consumable.consume(s,{name:!0});for(const[e,t]of r)o.consumable.consume(e,{attributes:Object.keys(t)});r.size&&o.writer.setAttribute("sources",Array.from(r.values()),c),o.convertChildren(s,c)};return e=>{e.on("element:picture",i)}}(i)),t.for("downcast").add(function(e){const t=(t,i,n)=>{if(!n.consumable.consume(i.item,t.name))return;const o=n.writer,s=n.mapper.toViewElement(i.item),r=e.findViewImgElement(s),a=i.attributeNewValue;if(a&&a.length){const e=o.createContainerElement("picture",null,a.map((e=>o.createEmptyElement("source",e)))),t=[];let i=r.parent;for(;i&&i.is("attributeElement");){const e=i.parent;o.unwrap(o.createRangeOn(r),i),t.unshift(i),i=e}o.insert(o.createPositionBefore(r),e),o.move(o.createRangeOn(r),o.createPositionAt(e,"end"));for(const i of t)o.wrap(o.createRangeOn(e),i)}else if(r.parent.is("element","picture")){const e=r.parent;o.move(o.createRangeOn(r),o.createPositionBefore(e)),o.remove(e)}};return e=>{e.on("attribute:sources:imageBlock",t),e.on("attribute:sources:imageInline",t)}}(i))}_setupImageUploadEditingIntegration(){const e=this.editor;if(!e.plugins.has("ImageUploadEditing"))return;const t=e.plugins.get("ImageUploadEditing");this.listenTo(t,"uploadComplete",((t,{imageElement:i,data:n})=>{const o=n.sources;o&&e.model.change((e=>{e.setAttributes({sources:o},i)}))}))}}},2016:(e,t,i)=>{"use strict";i.r(t),i.d(t,{Indent:()=>a,IndentBlock:()=>g,IndentEditing:()=>o,IndentUI:()=>r});var n=i(1204);class o extends n.k_{static get pluginName(){return"IndentEditing"}init(){const e=this.editor;e.commands.add("indent",new n.fE(e)),e.commands.add("outdent",new n.fE(e))}}var s=i(949);class r extends n.k_{static get pluginName(){return"IndentUI"}init(){const e=this.editor,t=e.locale,i=e.t,o="ltr"==t.uiLanguageDirection?n.Pt.indent:n.Pt.outdent,s="ltr"==t.uiLanguageDirection?n.Pt.outdent:n.Pt.indent;this._defineButton("indent",i("Increase indent"),o),this._defineButton("outdent",i("Decrease indent"),s)}_defineButton(e,t,i){const n=this.editor;n.ui.componentFactory.add(e,(()=>{const n=this._createButton(s._,e,t,i);return n.set({tooltip:!0}),n})),n.ui.componentFactory.add("menuBar:"+e,(()=>this._createButton(s.kS,e,t,i)))}_createButton(e,t,i,n){const o=this.editor,s=o.commands.get(t),r=new e(o.locale);return r.set({label:i,icon:n}),r.bind("isEnabled").to(s,"isEnabled"),this.listenTo(r,"execute",(()=>{o.execute(t),o.editing.view.focus()})),r}}class a extends n.k_{static get pluginName(){return"Indent"}static get requires(){return[o,r]}}var l=i(4133),c=i(5318);class d extends n.uB{constructor(e,t){super(e),this._indentBehavior=t}refresh(){const e=this.editor.model,t=(0,c.$1)(e.document.selection.getSelectedBlocks());t&&this._isIndentationChangeAllowed(t)?this.isEnabled=this._indentBehavior.checkEnabled(t.getAttribute("blockIndent")):this.isEnabled=!1}execute(){const e=this.editor.model,t=this._getBlocksToChange();e.change((e=>{for(const i of t){const t=i.getAttribute("blockIndent"),n=this._indentBehavior.getNextIndent(t);n?e.setAttribute("blockIndent",n,i):e.removeAttribute("blockIndent",i)}}))}_getBlocksToChange(){const e=this.editor.model.document.selection;return Array.from(e.getSelectedBlocks()).filter((e=>this._isIndentationChangeAllowed(e)))}_isIndentationChangeAllowed(e){const t=this.editor;return!!t.model.schema.checkAttribute(e,"blockIndent")&&(!t.plugins.has("ListUtils")||(!this._indentBehavior.isForward||!t.plugins.get("ListUtils").isListItemBlock(e)))}}class u{constructor(e){this.isForward="forward"===e.direction,this.offset=e.offset,this.unit=e.unit}checkEnabled(e){const t=parseFloat(e||"0");return this.isForward||t>0}getNextIndent(e){const t=parseFloat(e||"0");if(e&&!e.endsWith(this.unit))return this.isForward?this.offset+this.unit:void 0;const i=t+(this.isForward?this.offset:-this.offset);return i>0?i+this.unit:void 0}}class h{constructor(e){this.isForward="forward"===e.direction,this.classes=e.classes}checkEnabled(e){const t=this.classes.indexOf(e);return this.isForward?t=0}getNextIndent(e){const t=this.classes.indexOf(e),i=this.isForward?1:-1;return this.classes[t+i]}}const m=["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"];class g extends n.k_{constructor(e){super(e),e.config.define("indentBlock",{offset:40,unit:"px"})}static get pluginName(){return"IndentBlock"}init(){const e=this.editor,t=e.config.get("indentBlock");t.classes&&t.classes.length?(this._setupConversionUsingClasses(t.classes),e.commands.add("indentBlock",new d(e,new h({direction:"forward",classes:t.classes}))),e.commands.add("outdentBlock",new d(e,new h({direction:"backward",classes:t.classes})))):(e.data.addStyleProcessorRules(l.vt),this._setupConversionUsingOffset(),e.commands.add("indentBlock",new d(e,new u({direction:"forward",offset:t.offset,unit:t.unit}))),e.commands.add("outdentBlock",new d(e,new u({direction:"backward",offset:t.offset,unit:t.unit}))))}afterInit(){const e=this.editor,t=e.model.schema,i=e.commands.get("indent"),n=e.commands.get("outdent"),o=e.config.get("heading.options");(o&&o.map((e=>e.model))||m).forEach((e=>{t.isRegistered(e)&&t.extend(e,{allowAttributes:"blockIndent"})})),t.setAttributeProperties("blockIndent",{isFormatting:!0}),i.registerChildCommand(e.commands.get("indentBlock")),n.registerChildCommand(e.commands.get("outdentBlock"))}_setupConversionUsingOffset(){const e=this.editor.conversion,t="rtl"===this.editor.locale.contentLanguageDirection?"margin-right":"margin-left";e.for("upcast").attributeToAttribute({view:{styles:{[t]:/[\s\S]+/}},model:{key:"blockIndent",value:e=>{if(!e.is("element","li"))return e.getStyle(t)}}}),e.for("downcast").attributeToAttribute({model:"blockIndent",view:e=>({key:"style",value:{[t]:e}})})}_setupConversionUsingClasses(e){const t={model:{key:"blockIndent",values:[]},view:{}};for(const i of e)t.model.values.push(i),t.view[i]={key:"class",value:[i]};this.editor.conversion.attributeToAttribute(t)}}},2685:(e,t,i)=>{"use strict";i.r(t),i.d(t,{TextPartLanguage:()=>d,TextPartLanguageEditing:()=>a,TextPartLanguageUI:()=>c});var n=i(1204),o=i(5318);function s(e,t){return`${e}:${t=t||(0,o.iJ)(e)}`}class r extends n.uB{refresh(){const e=this.editor.model,t=e.document;this.value=this._getValueFromFirstAllowedNode(),this.isEnabled=e.schema.checkAttributeInSelection(t.selection,"language")}execute({languageCode:e,textDirection:t}={}){const i=this.editor.model,n=i.document.selection,o=!!e&&s(e,t);i.change((e=>{if(n.isCollapsed)o?e.setSelectionAttribute("language",o):e.removeSelectionAttribute("language");else{const t=i.schema.getValidRanges(n.getRanges(),"language");for(const i of t)o?e.setAttribute("language",o,i):e.removeAttribute("language",i)}}))}_getValueFromFirstAllowedNode(){const e=this.editor.model,t=e.schema,i=e.document.selection;if(i.isCollapsed)return i.getAttribute("language")||!1;for(const e of i.getRanges())for(const i of e.getItems())if(t.checkAttribute(i,"language"))return i.getAttribute("language")||!1;return!1}}class a extends n.k_{static get pluginName(){return"TextPartLanguageEditing"}constructor(e){super(e),e.config.define("language",{textPartLanguage:[{title:"Arabic",languageCode:"ar"},{title:"French",languageCode:"fr"},{title:"Spanish",languageCode:"es"}]})}init(){const e=this.editor;e.model.schema.extend("$text",{allowAttributes:"language"}),e.model.schema.setAttributeProperties("language",{copyOnEnter:!0}),this._defineConverters(),e.commands.add("textPartLanguage",new r(e))}_defineConverters(){const e=this.editor.conversion;e.for("upcast").elementToAttribute({model:{key:"language",value:e=>s(e.getAttribute("lang"),e.getAttribute("dir"))},view:{name:"span",attributes:{lang:/[\s\S]+/}}}),e.for("downcast").attributeToElement({model:"language",view:(e,{writer:t},i)=>{if(!e)return;if(!i.item.is("$textProxy")&&!i.item.is("documentSelection"))return;const{languageCode:n,textDirection:o}=function(e){const[t,i]=e.split(":");return{languageCode:t,textDirection:i}}(e);return t.createAttributeElement("span",{lang:n,dir:o})}})}}var l=i(949);class c extends n.k_{static get pluginName(){return"TextPartLanguageUI"}init(){const e=this.editor,t=e.t,i=t("Choose language"),n=t("Language");e.ui.componentFactory.add("textPartLanguage",(t=>{const{definitions:o,titles:s}=this._getItemMetadata(),r=e.commands.get("textPartLanguage"),a=(0,l.yu)(t);return(0,l.O)(a,o,{ariaLabel:n,role:"menu"}),a.buttonView.set({ariaLabel:n,ariaLabelledBy:void 0,isOn:!1,withText:!0,tooltip:n}),a.extendTemplate({attributes:{class:["ck-text-fragment-language-dropdown"]}}),a.bind("isEnabled").to(r,"isEnabled"),a.buttonView.bind("label").to(r,"value",(e=>e&&s[e]||i)),a.buttonView.bind("ariaLabel").to(r,"value",(e=>{const t=e&&s[e];return t?`${t}, ${n}`:n})),this.listenTo(a,"execute",(t=>{r.execute({languageCode:t.source.languageCode,textDirection:t.source.textDirection}),e.editing.view.focus()})),a})),e.ui.componentFactory.add("menuBar:textPartLanguage",(i=>{const{definitions:o}=this._getItemMetadata(),s=e.commands.get("textPartLanguage"),r=new l.zj(i);r.buttonView.set({label:n});const a=new l.BY(i);a.set({ariaLabel:t("Language"),role:"menu"});for(const e of o){if("button"!=e.type){a.items.add(new l.Je(i));continue}const t=new l.I8(i,r),n=new l.kS(i);n.set({role:"menuitemradio",isToggleable:!0}),n.bind(...Object.keys(e.model)).to(e.model),n.delegate("execute").to(r),t.children.add(n),a.items.add(t)}return r.bind("isEnabled").to(s,"isEnabled"),r.panelView.children.add(a),r.on("execute",(t=>{s.execute({languageCode:t.source.languageCode,textDirection:t.source.textDirection}),e.editing.view.focus()})),r}))}_getItemMetadata(){const e=this.editor,t=new o.pM,i={},n=e.commands.get("textPartLanguage"),r=e.config.get("language.textPartLanguage"),a=(0,e.locale.t)("Remove language");t.add({type:"button",model:new l.Jc({label:a,languageCode:!1,withText:!0})}),t.add({type:"separator"});for(const e of r){const o={type:"button",model:new l.Jc({label:e.title,languageCode:e.languageCode,role:"menuitemradio",textDirection:e.textDirection,withText:!0})},r=s(e.languageCode,e.textDirection);o.model.bind("isOn").to(n,"value",(e=>e===r)),t.add(o),i[r]=e.title}return{definitions:t,titles:i}}}class d extends n.k_{static get requires(){return[a,c]}static get pluginName(){return"TextPartLanguage"}}},4608:(e,t,i)=>{"use strict";i.r(t),i.d(t,{AutoLink:()=>ee,Link:()=>ie,LinkCommand:()=>F,LinkEditing:()=>U,LinkImage:()=>ae,LinkImageEditing:()=>ne,LinkImageUI:()=>re,LinkUI:()=>Q,UnlinkCommand:()=>D});var n=i(1204),o=i(7211),s=i(7377),r=i(5318);class a{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(e){Array.isArray(e)?e.forEach((e=>this._definitions.add(e))):this._definitions.add(e)}getDispatcher(){return e=>{e.on("attribute:linkHref",((e,t,i)=>{if(!i.consumable.test(t.item,"attribute:linkHref"))return;if(!t.item.is("selection")&&!i.schema.isInline(t.item))return;const n=i.writer,o=n.document.selection;for(const e of this._definitions){const s=n.createAttributeElement("a",e.attributes,{priority:5});e.classes&&n.addClass(e.classes,s);for(const t in e.styles)n.setStyle(t,e.styles[t],s);n.setCustomProperty("link",!0,s),e.callback(t.attributeNewValue)?t.item.is("selection")?n.wrap(o.getFirstRange(),s):n.wrap(i.mapper.toViewRange(t.range),s):n.unwrap(i.mapper.toViewRange(t.range),s)}}),{priority:"high"})}}getDispatcherForLinkedImage(){return e=>{e.on("attribute:linkHref:imageBlock",((e,t,{writer:i,mapper:n})=>{const o=n.toViewElement(t.item),s=Array.from(o.getChildren()).find((e=>e.is("element","a")));for(const e of this._definitions){const n=(0,r.av)(e.attributes);if(e.callback(t.attributeNewValue)){for(const[e,t]of n)"class"===e?i.addClass(t,s):i.setAttribute(e,t,s);e.classes&&i.addClass(e.classes,s);for(const t in e.styles)i.setStyle(t,e.styles[t],s)}else{for(const[e,t]of n)"class"===e?i.removeClass(t,s):i.removeAttribute(e,s);e.classes&&i.removeClass(e.classes,s);for(const t in e.styles)i.removeStyle(t,s)}}}))}}}var l=i(7688);var c=RegExp("[\\u200d\\ud800-\\udfff\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff\\ufe0e\\ufe0f]");const d=function(e){return c.test(e)};var u="\\ud800-\\udfff",h="["+u+"]",m="[\\u0300-\\u036f\\ufe20-\\ufe2f\\u20d0-\\u20ff]",g="\\ud83c[\\udffb-\\udfff]",f="[^"+u+"]",p="(?:\\ud83c[\\udde6-\\uddff]){2}",b="[\\ud800-\\udbff][\\udc00-\\udfff]",w="(?:"+m+"|"+g+")?",v="[\\ufe0e\\ufe0f]?",_=v+w+"(?:\\u200d(?:"+[f,p,b].join("|")+")"+v+w+")*",y="(?:"+[f+m+"?",m,p,b,h].join("|")+")",k=RegExp(g+"(?="+g+")|"+y+_,"g");const C=function(e){return d(e)?function(e){return e.match(k)||[]}(e):function(e){return e.split("")}(e)};var A=i(3456);const E=function(e){e=(0,A.A)(e);var t,i,n,o,s=d(e)?C(e):void 0,r=s?s[0]:e.charAt(0),a=s?(t=s,i=1,o=t.length,n=void 0===n?o:n,!i&&n>=o?t:(0,l.A)(t,i,n)).join(""):e.slice(1);return r.toUpperCase()+a},x=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g,T=/^[\S]+@((?![-_])(?:[-\w\u00a1-\uffff]{0,63}[^-_]\.))+(?:[a-z\u00a1-\uffff]{2,})$/i,P=/^((\w+:(\/{2,})?)|(\W))/i,I=["https?","ftps?","mailto"],S="Ctrl+K";function V(e,{writer:t}){const i=t.createAttributeElement("a",{href:e},{priority:5});return t.setCustomProperty("link",!0,i),i}function R(e,t=I){const i=String(e),n=t.join("|");return function(e,t){return!!e.replace(x,"").match(t)}(i,new RegExp(`${"^(?:(?:):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))".replace("",n)}`,"i"))?i:"#"}function B(e,t){return!!e&&t.checkAttribute(e.name,"linkHref")}function M(e,t){const i=(n=e,T.test(n)?"mailto:":t);var n;const o=!!i&&!O(e);return e&&o?i+e:e}function O(e){return P.test(e)}function L(e){window.open(e,"_blank","noopener")}class F extends n.uB{constructor(){super(...arguments),this.manualDecorators=new r.pM,this.automaticDecorators=new a}restoreManualDecoratorStates(){for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement()||(0,r.$1)(t.getSelectedBlocks());B(i,e.schema)?(this.value=i.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttribute(i,"linkHref")):(this.value=t.getAttribute("linkHref"),this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref"));for(const e of this.manualDecorators)e.value=this._getDecoratorStateFromModel(e.id)}execute(e,t={}){const i=this.editor.model,n=i.document.selection,s=[],a=[];for(const e in t)t[e]?s.push(e):a.push(e);i.change((t=>{if(n.isCollapsed){const l=n.getFirstPosition();if(n.hasAttribute("linkHref")){const r=N(n);let c=(0,o.Py)(l,"linkHref",n.getAttribute("linkHref"),i);n.getAttribute("linkHref")===r&&(c=this._updateLinkContent(i,t,c,e)),t.setAttribute("linkHref",e,c),s.forEach((e=>{t.setAttribute(e,!0,c)})),a.forEach((e=>{t.removeAttribute(e,c)})),t.setSelection(t.createPositionAfter(c.end.nodeBefore))}else if(""!==e){const o=(0,r.av)(n.getAttributes());o.set("linkHref",e),s.forEach((e=>{o.set(e,!0)}));const{end:a}=i.insertContent(t.createText(e,o),l);t.setSelection(a)}["linkHref",...s,...a].forEach((e=>{t.removeSelectionAttribute(e)}))}else{const o=i.schema.getValidRanges(n.getRanges(),"linkHref"),r=[];for(const e of n.getSelectedBlocks())i.schema.checkAttribute(e,"linkHref")&&r.push(t.createRangeOn(e));const l=r.slice();for(const e of o)this._isRangeToUpdate(e,r)&&l.push(e);for(const o of l){let r=o;if(1===l.length){const s=N(n);n.getAttribute("linkHref")===s&&(r=this._updateLinkContent(i,t,o,e),t.setSelection(t.createSelection(r)))}t.setAttribute("linkHref",e,r),s.forEach((e=>{t.setAttribute(e,!0,r)})),a.forEach((e=>{t.removeAttribute(e,r)}))}}}))}_getDecoratorStateFromModel(e){const t=this.editor.model,i=t.document.selection,n=i.getSelectedElement();return B(n,t.schema)?n.getAttribute(e):i.getAttribute(e)}_isRangeToUpdate(e,t){for(const i of t)if(i.containsRange(e))return!1;return!0}_updateLinkContent(e,t,i,n){const o=t.createText(n,{linkHref:n});return e.insertContent(o,i)}}function N(e){if(e.isCollapsed){const t=e.getFirstPosition();return t.textNode&&t.textNode.data}{const t=Array.from(e.getFirstRange().getItems());if(t.length>1)return null;const i=t[0];return i.is("$text")||i.is("$textProxy")?i.data:null}}class D extends n.uB{refresh(){const e=this.editor.model,t=e.document.selection,i=t.getSelectedElement();B(i,e.schema)?this.isEnabled=e.schema.checkAttribute(i,"linkHref"):this.isEnabled=e.schema.checkAttributeInSelection(t,"linkHref")}execute(){const e=this.editor,t=this.editor.model,i=t.document.selection,n=e.commands.get("link");t.change((e=>{const s=i.isCollapsed?[(0,o.Py)(i.getFirstPosition(),"linkHref",i.getAttribute("linkHref"),t)]:t.schema.getValidRanges(i.getRanges(),"linkHref");for(const t of s)if(e.removeAttribute("linkHref",t),n)for(const i of n.manualDecorators)e.removeAttribute(i.id,t)}))}}class z extends((0,r.VM)()){constructor({id:e,label:t,attributes:i,classes:n,styles:o,defaultValue:s}){super(),this.id=e,this.set("value",void 0),this.defaultValue=s,this.label=t,this.attributes=i,this.classes=n,this.styles=o}_createPattern(){return{attributes:this.attributes,classes:this.classes,styles:this.styles}}}const W="automatic",H=/^(https?:)?\/\//;class U extends n.k_{static get pluginName(){return"LinkEditing"}static get requires(){return[o.Vp,o.pd,s.xz]}constructor(e){super(e),e.config.define("link",{allowCreatingEmptyLinks:!1,addTargetToExternalLinks:!1})}init(){const e=this.editor,t=this.editor.config.get("link.allowedProtocols");e.model.schema.extend("$text",{allowAttributes:"linkHref"}),e.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:V}),e.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(e,i)=>V(R(e,t),i)}),e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:!0}},model:{key:"linkHref",value:e=>e.getAttribute("href")}}),e.commands.add("link",new F(e)),e.commands.add("unlink",new D(e));const i=function(e,t){const i={"Open in a new tab":e("Open in a new tab"),Downloadable:e("Downloadable")};return t.forEach((e=>("label"in e&&i[e.label]&&(e.label=i[e.label]),e))),t}(e.t,function(e){const t=[];if(e)for(const[i,n]of Object.entries(e)){const e=Object.assign({},n,{id:`link${E(i)}`});t.push(e)}return t}(e.config.get("link.decorators")));this._enableAutomaticDecorators(i.filter((e=>e.mode===W))),this._enableManualDecorators(i.filter((e=>"manual"===e.mode))),e.plugins.get(o.Vp).registerAttribute("linkHref"),(0,o.Il)(e,"linkHref","a","ck-link_selected"),this._enableLinkOpen(),this._enableSelectionAttributesFixer(),this._enableClipboardIntegration()}_enableAutomaticDecorators(e){const t=this.editor,i=t.commands.get("link").automaticDecorators;t.config.get("link.addTargetToExternalLinks")&&i.add({id:"linkIsExternal",mode:W,callback:e=>!!e&&H.test(e),attributes:{target:"_blank",rel:"noopener noreferrer"}}),i.add(e),i.length&&t.conversion.for("downcast").add(i.getDispatcher())}_enableManualDecorators(e){if(!e.length)return;const t=this.editor,i=t.commands.get("link").manualDecorators;e.forEach((e=>{t.model.schema.extend("$text",{allowAttributes:e.id});const n=new z(e);i.add(n),t.conversion.for("downcast").attributeToElement({model:n.id,view:(e,{writer:t,schema:i},{item:o})=>{if((o.is("selection")||i.isInline(o))&&e){const e=t.createAttributeElement("a",n.attributes,{priority:5});n.classes&&t.addClass(n.classes,e);for(const i in n.styles)t.setStyle(i,n.styles[i],e);return t.setCustomProperty("link",!0,e),e}}}),t.conversion.for("upcast").elementToAttribute({view:{name:"a",...n._createPattern()},model:{key:n.id}})}))}_enableLinkOpen(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",((e,t)=>{if(!(r._K.isMac?t.domEvent.metaKey:t.domEvent.ctrlKey))return;let i=t.domTarget;if("a"!=i.tagName.toLowerCase()&&(i=i.closest("a")),!i)return;const n=i.getAttribute("href");n&&(e.stop(),t.preventDefault(),L(n))}),{context:"$capture"}),this.listenTo(t,"keydown",((t,i)=>{const n=e.commands.get("link").value;n&&i.keyCode===r.uP.enter&&i.altKey&&(t.stop(),L(n))}))}_enableSelectionAttributesFixer(){const e=this.editor.model,t=e.document.selection;this.listenTo(t,"change:attribute",((i,{attributeKeys:n})=>{n.includes("linkHref")&&!t.hasAttribute("linkHref")&&e.change((t=>{var i;!function(e,t){e.removeSelectionAttribute("linkHref");for(const i of t)e.removeSelectionAttribute(i)}(t,(i=e.schema,i.getDefinition("$text").allowAttributes.filter((e=>e.startsWith("link")))))}))}))}_enableClipboardIntegration(){const e=this.editor,t=e.model,i=this.editor.config.get("link.defaultProtocol");i&&this.listenTo(e.plugins.get("ClipboardPipeline"),"contentInsertion",((e,n)=>{t.change((e=>{const t=e.createRangeIn(n.content);for(const n of t.getItems())if(n.hasAttribute("linkHref")){const t=M(n.getAttribute("linkHref"),i);e.setAttribute("linkHref",t,n)}}))}))}}var $=i(4133),j=i(949),q=i(5091);class K extends j.Ss{constructor(e,t,i){super(e),this.focusTracker=new r.$x,this.keystrokes=new r.EP,this._focusables=new j.s3;const o=e.t;this._validators=i,this.urlInputView=this._createUrlInput(),this.saveButtonView=this._createButton(o("Save"),n.Pt.check,"ck-button-save"),this.saveButtonView.type="submit",this.cancelButtonView=this._createButton(o("Cancel"),n.Pt.cancel,"ck-button-cancel","cancel"),this._manualDecoratorSwitches=this._createManualDecoratorSwitches(t),this.children=this._createFormChildren(t.manualDecorators),this._focusCycler=new j.H({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const s=["ck","ck-link-form","ck-responsive-form"];t.manualDecorators.length&&s.push("ck-link-form_layout-vertical","ck-vertical-form"),this.setTemplate({tag:"form",attributes:{class:s,tabindex:"-1"},children:this.children})}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce(((e,t)=>(e[t.name]=t.isOn,e)),{})}render(){super.render(),(0,j.Z5)({view:this}),[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}isValid(){this.resetFormStatus();for(const e of this._validators){const t=e(this);if(t)return this.urlInputView.errorText=t,!1}return!0}resetFormStatus(){this.urlInputView.errorText=null}_createUrlInput(){const e=this.locale.t,t=new j.xE(this.locale,j.Vr);return t.fieldView.inputMode="url",t.label=e("Link URL"),t}_createButton(e,t,i,n){const o=new j._(this.locale);return o.set({label:e,icon:t,tooltip:!0}),o.extendTemplate({attributes:{class:i}}),n&&o.delegate("execute").to(this,n),o}_createManualDecoratorSwitches(e){const t=this.createCollection();for(const i of e.manualDecorators){const n=new j.Wm(this.locale);n.set({name:i.id,label:i.label,withText:!0}),n.bind("isOn").toMany([i,e],"value",((e,t)=>void 0===t&&void 0===e?!!i.defaultValue:!!e)),n.on("execute",(()=>{i.set("value",!n.isOn)})),t.add(n)}return t}_createFormChildren(e){const t=this.createCollection();if(t.add(this.urlInputView),e.length){const e=new j.Ss;e.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map((e=>({tag:"li",children:[e],attributes:{class:["ck","ck-list__item"]}}))),attributes:{class:["ck","ck-reset","ck-list"]}}),t.add(e)}return t.add(this.saveButtonView),t.add(this.cancelButtonView),t}get url(){const{element:e}=this.urlInputView.fieldView;return e?e.value.trim():null}}class G extends j.Ss{constructor(e,t={}){super(e),this.focusTracker=new r.$x,this.keystrokes=new r.EP,this._focusables=new j.s3;const i=e.t;this.previewButtonView=this._createPreviewButton(),this.unlinkButtonView=this._createButton(i("Unlink"),'',"unlink"),this.editButtonView=this._createButton(i("Edit link"),n.Pt.pencil,"edit"),this.set("href",void 0),this._linkConfig=t,this._focusCycler=new j.H({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions","ck-responsive-form"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render(),[this.previewButtonView,this.editButtonView,this.unlinkButtonView].forEach((e=>{this._focusables.add(e),this.focusTracker.add(e.element)})),this.keystrokes.listenTo(this.element)}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}focus(){this._focusCycler.focusFirst()}_createButton(e,t,i){const n=new j._(this.locale);return n.set({label:e,icon:t,tooltip:!0}),n.delegate("execute").to(this,i),n}_createPreviewButton(){const e=new j._(this.locale),t=this.bindTemplate,i=this.t;return e.set({withText:!0,tooltip:i("Open link in new tab")}),e.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:t.to("href",(e=>e&&R(e,this._linkConfig.allowedProtocols))),target:"_blank",rel:"noopener noreferrer"}}),e.bind("label").to(this,"href",(e=>e||i("This link has no URL"))),e.bind("isEnabled").to(this,"href",(e=>!!e)),e.template.tag="a",e.template.eventListeners={},e}}const Z='',J="link-ui";class Q extends n.k_{constructor(){super(...arguments),this.actionsView=null,this.formView=null}static get requires(){return[j.pU]}static get pluginName(){return"LinkUI"}init(){const e=this.editor,t=this.editor.t;e.editing.view.addObserver($.Re),this._balloon=e.plugins.get(j.pU),this._createToolbarLinkButton(),this._enableBalloonActivators(),e.conversion.for("editingDowncast").markerToHighlight({model:J,view:{classes:["ck-fake-link-selection"]}}),e.conversion.for("editingDowncast").markerToElement({model:J,view:(e,{writer:t})=>{if(!e.markerRange.isCollapsed)return null;const i=t.createUIElement("span");return t.addClass(["ck-fake-link-selection","ck-fake-link-selection_collapsed"],i),i}}),e.accessibility.addKeystrokeInfos({keystrokes:[{label:t("Create link"),keystroke:S},{label:t("Move out of a link"),keystroke:[["arrowleft","arrowleft"],["arrowright","arrowright"]]}]})}destroy(){super.destroy(),this.formView&&this.formView.destroy(),this.actionsView&&this.actionsView.destroy()}_createViews(){this.actionsView=this._createActionsView(),this.formView=this._createFormView(),this._enableUserBalloonInteractions()}_createActionsView(){const e=this.editor,t=new G(e.locale,e.config.get("link")),i=e.commands.get("link"),n=e.commands.get("unlink");return t.bind("href").to(i,"value"),t.editButtonView.bind("isEnabled").to(i),t.unlinkButtonView.bind("isEnabled").to(n),this.listenTo(t,"edit",(()=>{this._addFormView()})),this.listenTo(t,"unlink",(()=>{e.execute("unlink"),this._hideUI()})),t.keystrokes.set("Esc",((e,t)=>{this._hideUI(),t()})),t.keystrokes.set(S,((e,t)=>{this._addFormView(),t()})),t}_createFormView(){const e=this.editor,t=e.commands.get("link"),i=e.config.get("link.defaultProtocol"),n=new((0,j.wi)(K))(e.locale,t,function(e){const t=e.t,i=e.config.get("link.allowCreatingEmptyLinks");return[e=>{if(!i&&!e.url.length)return t("Link URL must not be empty.")}]}(e));return n.urlInputView.fieldView.bind("value").to(t,"value"),n.urlInputView.bind("isEnabled").to(t,"isEnabled"),n.saveButtonView.bind("isEnabled").to(t,"isEnabled"),this.listenTo(n,"submit",(()=>{if(n.isValid()){const{value:t}=n.urlInputView.fieldView.element,o=M(t,i);e.execute("link",o,n.getDecoratorSwitchesState()),this._closeFormView()}})),this.listenTo(n.urlInputView,"change:errorText",(()=>{e.ui.update()})),this.listenTo(n,"cancel",(()=>{this._closeFormView()})),n.keystrokes.set("Esc",((e,t)=>{this._closeFormView(),t()})),n}_createToolbarLinkButton(){const e=this.editor;e.ui.componentFactory.add("link",(()=>{const e=this._createButton(j._);return e.set({tooltip:!0}),e})),e.ui.componentFactory.add("menuBar:link",(()=>{const e=this._createButton(j.kS);return e.set({role:"menuitemcheckbox"}),e}))}_createButton(e){const t=this.editor,i=t.locale,n=t.commands.get("link"),o=new e(t.locale),s=i.t;return o.set({label:s("Link"),icon:Z,keystroke:S,isToggleable:!0}),o.bind("isEnabled").to(n,"isEnabled"),o.bind("isOn").to(n,"value",(e=>!!e)),this.listenTo(o,"execute",(()=>this._showUI(!0))),o}_enableBalloonActivators(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",(()=>{this._getSelectedLinkElement()&&this._showUI()})),e.keystrokes.set(S,((t,i)=>{i(),e.commands.get("link").isEnabled&&this._showUI(!0)}))}_enableUserBalloonInteractions(){this.editor.keystrokes.set("Tab",((e,t)=>{this._areActionsVisible&&!this.actionsView.focusTracker.isFocused&&(this.actionsView.focus(),t())}),{priority:"high"}),this.editor.keystrokes.set("Esc",((e,t)=>{this._isUIVisible&&(this._hideUI(),t())})),(0,j.wy)({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){this.actionsView||this._createViews(),this._areActionsInPanel||this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this.formView||this._createViews(),this._isFormInPanel)return;const e=this.editor.commands.get("link");this.formView.disableCssTransitions(),this.formView.resetFormStatus(),this._balloon.add({view:this.formView,position:this._getBalloonPositionData()}),this.formView.urlInputView.fieldView.value=e.value||"",this._balloon.visibleView===this.formView&&this.formView.urlInputView.fieldView.select(),this.formView.enableCssTransitions()}_closeFormView(){const e=this.editor.commands.get("link");e.restoreManualDecoratorStates(),void 0!==e.value?this._removeFormView():this._hideUI()}_removeFormView(){this._isFormInPanel&&(this.formView.saveButtonView.focus(),this.formView.urlInputView.fieldView.reset(),this._balloon.remove(this.formView),this.editor.editing.view.focus(),this._hideFakeVisualSelection())}_showUI(e=!1){this.formView||this._createViews(),this._getSelectedLinkElement()?(this._areActionsVisible?this._addFormView():this._addActionsView(),e&&this._balloon.showStack("main")):(this._showFakeVisualSelection(),this._addActionsView(),e&&this._balloon.showStack("main"),this._addFormView()),this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel)return;const e=this.editor;this.stopListening(e.ui,"update"),this.stopListening(this._balloon,"change:visibleView"),e.editing.view.focus(),this._removeFormView(),this._balloon.remove(this.actionsView),this._hideFakeVisualSelection()}_startUpdatingUI(){const e=this.editor,t=e.editing.view.document;let i=this._getSelectedLinkElement(),n=s();const o=()=>{const e=this._getSelectedLinkElement(),t=s();i&&!e||!i&&t!==n?this._hideUI():this._isUIVisible&&this._balloon.updatePosition(this._getBalloonPositionData()),i=e,n=t};function s(){return t.selection.focus.getAncestors().reverse().find((e=>e.is("element")))}this.listenTo(e.ui,"update",o),this.listenTo(this._balloon,"change:visibleView",o)}get _isFormInPanel(){return!!this.formView&&this._balloon.hasView(this.formView)}get _areActionsInPanel(){return!!this.actionsView&&this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return!!this.actionsView&&this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){const e=this._balloon.visibleView;return!!this.formView&&e==this.formView||this._areActionsVisible}_getBalloonPositionData(){const e=this.editor.editing.view,t=this.editor.model,i=e.document;let n;if(t.markers.has(J)){const t=Array.from(this.editor.editing.mapper.markerNameToElements(J)),i=e.createRange(e.createPositionBefore(t[0]),e.createPositionAfter(t[t.length-1]));n=e.domConverter.viewRangeToDom(i)}else n=()=>{const t=this._getSelectedLinkElement();return t?e.domConverter.mapViewToDom(t):e.domConverter.viewRangeToDom(i.selection.getFirstRange())};return{target:n}}_getSelectedLinkElement(){const e=this.editor.editing.view,t=e.document.selection,i=t.getSelectedElement();if(t.isCollapsed||i&&(0,q.p4)(i))return Y(t.getFirstPosition());{const i=t.getFirstRange().getTrimmed(),n=Y(i.start),o=Y(i.end);return n&&n==o&&e.createRangeIn(n).getTrimmed().isEqual(i)?n:null}}_showFakeVisualSelection(){const e=this.editor.model;e.change((t=>{const i=e.document.selection.getFirstRange();if(e.markers.has(J))t.updateMarker(J,{range:i});else if(i.start.isAtEnd){const n=i.start.getLastMatchingPosition((({item:t})=>!e.schema.isContent(t)),{boundaries:i});t.addMarker(J,{usingOperation:!1,affectsData:!1,range:t.createRange(n,i.end)})}else t.addMarker(J,{usingOperation:!1,affectsData:!1,range:i})}))}_hideFakeVisualSelection(){const e=this.editor.model;e.markers.has(J)&&e.change((e=>{e.removeMarker(J)}))}}function Y(e){return e.getAncestors().find((e=>{return(t=e).is("attributeElement")&&!!t.getCustomProperty("link");var t}))||null}const X=new RegExp("(^|\\s)(((?:(?:(?:https?|ftp):)?\\/\\/)(?:\\S+(?::\\S*)?@)?(?:(?:[1-9]\\d?|1\\d\\d|2[01]\\d|22[0-3])(?:\\.(?:1?\\d{1,2}|2[0-4]\\d|25[0-5])){2}(?:\\.(?:[1-9]\\d?|1\\d\\d|2[0-4]\\d|25[0-4]))|(((?!www\\.)|(www\\.))(?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.)+(?:[a-z\\u00a1-\\uffff]{2,63})))(?::\\d{2,5})?(?:[/?#]\\S*)?)|((www.|(\\S+@))((?![-_])(?:[-_a-z0-9\\u00a1-\\uffff]{1,63}\\.))+(?:[a-z\\u00a1-\\uffff]{2,63})))$","i");class ee extends n.k_{static get requires(){return[o.ep,U]}static get pluginName(){return"AutoLink"}init(){const e=this.editor.model.document.selection;e.on("change:range",(()=>{this.isEnabled=!e.anchor.parent.is("element","codeBlock")})),this._enableTypingHandling()}afterInit(){this._enableEnterHandling(),this._enableShiftEnterHandling(),this._enablePasteLinking()}_expandLinkRange(e,t){return t.textNode&&t.textNode.hasAttribute("linkHref")?(0,o.Py)(t,"linkHref",t.textNode.getAttribute("linkHref"),e):null}_selectEntireLinks(e,t){const i=this.editor.model,n=i.document.selection,o=n.getFirstPosition(),s=n.getLastPosition();let r=t.getJoined(this._expandLinkRange(i,o)||t);r&&(r=r.getJoined(this._expandLinkRange(i,s)||t)),r&&(r.start.isBefore(o)||r.end.isAfter(s))&&e.setSelection(r)}_enablePasteLinking(){const e=this.editor,t=e.model,i=t.document.selection,n=e.plugins.get("ClipboardPipeline"),o=e.commands.get("link");n.on("inputTransformation",((e,n)=>{if(!this.isEnabled||!o.isEnabled||i.isCollapsed||"paste"!==n.method)return;if(i.rangeCount>1)return;const s=i.getFirstRange(),r=n.dataTransfer.getData("text/plain");if(!r)return;const a=r.match(X);a&&a[2]===r&&(t.change((e=>{this._selectEntireLinks(e,s),o.execute(r)})),e.stop())}),{priority:"high"})}_enableTypingHandling(){const e=this.editor,t=new o.qV(e.model,(e=>{if(!function(e){return e.length>4&&" "===e[e.length-1]&&" "!==e[e.length-2]}(e))return;const t=te(e.substr(0,e.length-1));return t?{url:t}:void 0}));t.on("matched:data",((t,i)=>{const{batch:n,range:o,url:s}=i;if(!n.isTyping)return;const r=o.end.getShiftedBy(-1),a=r.getShiftedBy(-s.length),l=e.model.createRange(a,r);this._applyAutoLink(s,l)})),t.bind("isEnabled").to(this)}_enableEnterHandling(){const e=this.editor,t=e.model,i=e.commands.get("enter");i&&i.on("execute",(()=>{const e=t.document.selection.getFirstPosition();if(!e.parent.previousSibling)return;const i=t.createRangeIn(e.parent.previousSibling);this._checkAndApplyAutoLinkOnRange(i)}))}_enableShiftEnterHandling(){const e=this.editor,t=e.model,i=e.commands.get("shiftEnter");i&&i.on("execute",(()=>{const e=t.document.selection.getFirstPosition(),i=t.createRange(t.createPositionAt(e.parent,0),e.getShiftedBy(-1));this._checkAndApplyAutoLinkOnRange(i)}))}_checkAndApplyAutoLinkOnRange(e){const t=this.editor.model,{text:i,range:n}=(0,o.ex)(e,t),s=te(i);if(s){const e=t.createRange(n.end.getShiftedBy(-s.length),n.end);this._applyAutoLink(s,e)}}_applyAutoLink(e,t){const i=this.editor.model,n=M(e,this.editor.config.get("link.defaultProtocol"));this.isEnabled&&function(e,t){return t.schema.checkAttributeInSelection(t.createSelection(e),"linkHref")}(t,i)&&O(n)&&!function(e){const t=e.start.nodeAfter;return!!t&&t.hasAttribute("linkHref")}(t)&&this._persistAutoLink(n,t)}_persistAutoLink(e,t){const i=this.editor.model,n=this.editor.plugins.get("Delete");i.enqueueChange((o=>{o.setAttribute("linkHref",e,t),i.enqueueChange((()=>{n.requestUndoOnBackspace()}))}))}}function te(e){const t=X.exec(e);return t?t[2]:null}class ie extends n.k_{static get requires(){return[U,Q,ee]}static get pluginName(){return"Link"}}class ne extends n.k_{static get requires(){return["ImageEditing","ImageUtils",U]}static get pluginName(){return"LinkImageEditing"}afterInit(){const e=this.editor,t=e.model.schema;e.plugins.has("ImageBlockEditing")&&t.extend("imageBlock",{allowAttributes:["linkHref"]}),e.conversion.for("upcast").add(function(e){const t=e.plugins.has("ImageInlineEditing"),i=e.plugins.get("ImageUtils");return e=>{e.on("element:a",((e,n,o)=>{const s=n.viewItem,r=i.findViewImgElement(s);if(!r)return;const a=r.findAncestor((e=>i.isBlockImageView(e)));if(t&&!a)return;if(!o.consumable.consume(s,{attributes:["href"]}))return;const l=s.getAttribute("href");if(!l)return;let c=n.modelCursor.parent;if(!c.is("element","imageBlock")){const e=o.convertItem(r,n.modelCursor);n.modelRange=e.modelRange,n.modelCursor=e.modelCursor,c=n.modelCursor.nodeBefore}c&&c.is("element","imageBlock")&&o.writer.setAttribute("linkHref",l,c)}),{priority:"high"})}}(e)),e.conversion.for("downcast").add(function(e){const t=e.plugins.get("ImageUtils");return e=>{e.on("attribute:linkHref:imageBlock",((e,i,n)=>{if(!n.consumable.consume(i.item,e.name))return;const o=n.mapper.toViewElement(i.item),s=n.writer,r=Array.from(o.getChildren()).find((e=>e.is("element","a"))),a=t.findViewImgElement(o),l=a.parent.is("element","picture")?a.parent:a;if(r)i.attributeNewValue?s.setAttribute("href",i.attributeNewValue,r):(s.move(s.createRangeOn(l),s.createPositionAt(o,0)),s.remove(r));else{const e=s.createContainerElement("a",{href:i.attributeNewValue});s.insert(s.createPositionAt(o,0),e),s.move(s.createRangeOn(l),s.createPositionAt(e,0))}}),{priority:"high"})}}(e)),this._enableAutomaticDecorators(),this._enableManualDecorators()}_enableAutomaticDecorators(){const e=this.editor,t=e.commands.get("link").automaticDecorators;t.length&&e.conversion.for("downcast").add(t.getDispatcherForLinkedImage())}_enableManualDecorators(){const e=this.editor,t=e.commands.get("link");for(const i of t.manualDecorators)e.plugins.has("ImageBlockEditing")&&e.model.schema.extend("imageBlock",{allowAttributes:i.id}),e.plugins.has("ImageInlineEditing")&&e.model.schema.extend("imageInline",{allowAttributes:i.id}),e.conversion.for("downcast").add(oe(i)),e.conversion.for("upcast").add(se(e,i))}}function oe(e){return t=>{t.on(`attribute:${e.id}:imageBlock`,((t,i,n)=>{const o=n.mapper.toViewElement(i.item),s=Array.from(o.getChildren()).find((e=>e.is("element","a")));if(s){for(const[t,i]of(0,r.av)(e.attributes))n.writer.setAttribute(t,i,s);e.classes&&n.writer.addClass(e.classes,s);for(const t in e.styles)n.writer.setStyle(t,e.styles[t],s)}}))}}function se(e,t){const i=e.plugins.has("ImageInlineEditing"),n=e.plugins.get("ImageUtils");return e=>{e.on("element:a",((e,o,s)=>{const r=o.viewItem,a=n.findViewImgElement(r);if(!a)return;const l=a.findAncestor((e=>n.isBlockImageView(e)));if(i&&!l)return;const c=new $.PN(t._createPattern()).match(r);if(!c)return;if(!s.consumable.consume(r,c.match))return;const d=o.modelCursor.nodeBefore||o.modelCursor.parent;s.writer.setAttribute(t.id,!0,d)}),{priority:"high"})}}class re extends n.k_{static get requires(){return[U,Q,"ImageBlockEditing"]}static get pluginName(){return"LinkImageUI"}init(){const e=this.editor,t=e.editing.view.document;this.listenTo(t,"click",((t,i)=>{this._isSelectedLinkedImage(e.model.document.selection)&&(i.preventDefault(),t.stop())}),{priority:"high"}),this._createToolbarLinkImageButton()}_createToolbarLinkImageButton(){const e=this.editor,t=e.t;e.ui.componentFactory.add("linkImage",(i=>{const n=new j._(i),o=e.plugins.get("LinkUI"),s=e.commands.get("link");return n.set({isEnabled:!0,label:t("Link image"),icon:Z,keystroke:S,tooltip:!0,isToggleable:!0}),n.bind("isEnabled").to(s,"isEnabled"),n.bind("isOn").to(s,"value",(e=>!!e)),this.listenTo(n,"execute",(()=>{this._isSelectedLinkedImage(e.model.document.selection)?o._addActionsView():o._showUI(!0)})),n}))}_isSelectedLinkedImage(e){const t=e.getSelectedElement();return this.editor.plugins.get("ImageUtils").isImage(t)&&t.hasAttribute("linkHref")}}class ae extends n.k_{static get requires(){return[ne,re]}static get pluginName(){return"LinkImage"}}},3312:(e,t,i)=>{"use strict";i.r(t),i.d(t,{AdjacentListsSupport:()=>Lt,DocumentList:()=>Nt,DocumentListProperties:()=>Dt,LegacyIndentCommand:()=>De,LegacyList:()=>gt,LegacyListEditing:()=>ht,LegacyListProperties:()=>Et,LegacyListPropertiesEditing:()=>vt,LegacyListUtils:()=>Ye,LegacyTodoList:()=>Ot,LegacyTodoListEditing:()=>Bt,List:()=>ee,ListCommand:()=>V,ListEditing:()=>G,ListIndentCommand:()=>I,ListProperties:()=>Ae,ListPropertiesEditing:()=>be,ListPropertiesUI:()=>ve,ListPropertiesUtils:()=>me,ListUI:()=>X,ListUtils:()=>M,TodoDocumentList:()=>zt,TodoList:()=>Oe,TodoListEditing:()=>Ie,TodoListUI:()=>Me});var n=i(1204),o=i(7211),s=i(6449),r=i(5318);class a{constructor(e,t){this._startElement=e,this._referenceIndent=e.getAttribute("listIndent"),this._isForward="forward"==t.direction,this._includeSelf=!!t.includeSelf,this._sameAttributes=(0,r.$r)(t.sameAttributes||[]),this._sameIndent=!!t.sameIndent,this._lowerIndent=!!t.lowerIndent,this._higherIndent=!!t.higherIndent}static first(e,t){const i=new this(e,t)[Symbol.iterator]();return(0,r.$1)(i)}*[Symbol.iterator](){const e=[];for(const{node:t}of l(this._getStartNode(),this._isForward?"forward":"backward")){const i=t.getAttribute("listIndent");if(ithis._referenceIndent){if(!this._higherIndent)continue;if(!this._isForward){e.push(t);continue}}else{if(!this._sameIndent){if(this._higherIndent){e.length&&(yield*e,e.length=0);break}continue}if(this._sameAttributes.some((e=>t.getAttribute(e)!==this._startElement.getAttribute(e))))break}e.length&&(yield*e,e.length=0),yield t}}_getStartNode(){return this._includeSelf?this._startElement:this._isForward?this._startElement.nextSibling:this._startElement.previousSibling}}function*l(e,t="forward"){const i="forward"==t,n=[];let o=null;for(;u(e);){let t=null;if(o){const i=e.getAttribute("listIndent"),s=o.getAttribute("listIndent");i>s?n[s]=o:ie.getAttribute("listItemId")!=t))}function A(e){return Array.from(e).filter((e=>"$graveyard"!==e.root.rootName)).sort(((e,t)=>e.index-t.index))}function E(e){const t=e.document.selection.getSelectedElement();return t&&e.schema.isObject(t)&&e.schema.isBlock(t)?t:null}function x(e,t){return t.checkChild(e.parent,"listItem")&&t.checkChild(e,"$text")&&!t.isObject(e)}function T(e){return"numbered"==e||"customNumbered"==e}function P(e,t,i){return m(t,{direction:"forward"}).pop().index>e.index?_(e,t,i):[]}class I extends n.uB{constructor(e,t){super(e),this._direction=t}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model,t=S(e.document.selection);e.change((e=>{const i=[];C(t)&&!f(t[0])?("forward"==this._direction&&i.push(...y(t,e)),i.push(...v(t[0],e))):"forward"==this._direction?i.push(...y(t,e,{expand:!0})):i.push(...function(e,t){const i=b(e=(0,r.$r)(e)),n=new Set,o=Math.min(...i.map((e=>e.getAttribute("listIndent")))),s=new Map;for(const e of i)s.set(e,a.first(e,{lowerIndent:!0}));for(const e of i){if(n.has(e))continue;n.add(e);const i=e.getAttribute("listIndent")-1;if(i<0)k(e,t);else{if(e.getAttribute("listIndent")==o){const i=P(e,s.get(e),t);for(const e of i)n.add(e);if(i.length)continue}t.setAttribute("listIndent",i,e)}}return A(n)}(t,e));for(const t of i){if(!t.hasAttribute("listType"))continue;const i=a.first(t,{sameIndent:!0});i&&e.setAttribute("listType",i.getAttribute("listType"),t)}this._fireAfterExecute(i)}))}_fireAfterExecute(e){this.fire("afterExecute",A(new Set(e)))}_checkEnabled(){let e=S(this.editor.model.document.selection),t=e[0];if(!t)return!1;if("backward"==this._direction)return!0;if(C(e)&&!f(e[0]))return!0;e=b(e),t=e[0];const i=a.first(t,{sameIndent:!0});return!!i&&i.getAttribute("listType")==t.getAttribute("listType")}}function S(e){const t=Array.from(e.getSelectedBlocks()),i=t.findIndex((e=>!u(e)));return-1!=i&&(t.length=i),t}class V extends n.uB{constructor(e,t,i={}){super(e),this.type=t,this._listWalkerOptions=i.multiLevel?{higherIndent:!0,lowerIndent:!0,sameAttributes:[]}:void 0}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,i=t.document,n=E(t),o=Array.from(i.selection.getSelectedBlocks()).filter((e=>t.schema.checkAttribute(e,"listType")||x(e,t.schema))),s=void 0!==e.forceValue?!e.forceValue:this.value;t.change((r=>{if(s){const e=o[o.length-1],t=m(e,{direction:"forward"}),i=[];t.length>1&&i.push(...v(t[1],r)),i.push(...k(o,r)),i.push(...function(e,t){const i=[];let n=Number.POSITIVE_INFINITY;for(const{node:o}of l(e.nextSibling,"forward")){const e=o.getAttribute("listIndent");if(0==e)break;e{const{firstElement:s,lastElement:r}=this._getMergeSubjectElements(i,e),l=s.getAttribute("listIndent")||0,c=r.getAttribute("listIndent"),d=r.getAttribute("listItemId");if(l!=c){const e=(u=r,Array.from(new a(u,{direction:"forward",higherIndent:!0})));n.push(...y([r,...e],o,{indentBy:l-c,expand:l{const t=v(this._getStartBlock(),e);this._fireAfterExecute(t)}))}_fireAfterExecute(e){this.fire("afterExecute",A(new Set(e)))}_checkEnabled(){const e=this.editor.model.document.selection,t=this._getStartBlock();return e.isCollapsed&&u(t)&&!f(t)}_getStartBlock(){const e=this.editor.model.document.selection.getFirstPosition().parent;return"before"==this._direction?e:e.nextSibling}}class M extends n.k_{static get pluginName(){return"ListUtils"}expandListBlocksToCompleteList(e){return w(e)}isFirstBlockOfListItem(e){return f(e)}isListItemBlock(e){return u(e)}expandListBlocksToCompleteItems(e,t={}){return b(e,t)}isNumberedListType(e){return T(e)}}function O(e){return e.is("element","ol")||e.is("element","ul")}function L(e){return e.is("element","li")}function F(e,t,i,n=z(i,t)){return e.createAttributeElement(D(i),null,{priority:2*t/100-100,id:n})}function N(e,t,i){return e.createAttributeElement("li",null,{priority:(2*t+1)/100-100,id:i})}function D(e){return"numbered"==e||"customNumbered"==e?"ol":"ul"}function z(e,t){return`list-${e}-${t}`}function W(e,t){const i=e.nodeBefore;if(u(i)){let e=i;for(const{node:i}of l(e,"backward"))if(e=i,t.has(e))return;t.set(i,e)}else{const i=e.nodeAfter;u(i)&&t.set(i,i)}}function H(e,t,i,{dataPipeline:n}={}){const o=function(e){return(t,i)=>{const n=[];for(const i of e)t.hasAttribute(i)&&n.push(`attribute:${i}`);return!!n.every((e=>!1!==i.test(t,e)))&&(n.forEach((e=>i.consume(t,e))),!0)}}(e);return(s,r,l)=>{const{writer:c,mapper:d,consumable:u}=l,h=r.item;if(!e.includes(r.attributeKey))return;if(!o(h,u))return;const m=function(e,t,i){const n=i.createRangeOn(e);return t.toViewRange(n).getTrimmed().end.nodeBefore}(h,d,i);$(m,c,d),function(e,t){let i=e.parent;for(;i.is("attributeElement")&&["ul","ol","li"].includes(i.name);){const n=i.parent;t.unwrap(t.createRangeOn(e),i),i=n}}(m,c);const g=function(e,t,i,n,{dataPipeline:o}){let s=n.createRangeOn(t);if(!f(e))return s;for(const r of i){if("itemMarker"!=r.scope)continue;const i=r.createElement(n,e,{dataPipeline:o});if(!i)continue;if(n.setCustomProperty("listItemMarker",!0,i),r.canInjectMarkerIntoElement&&r.canInjectMarkerIntoElement(e)?n.insert(n.createPositionAt(t,0),i):(n.insert(s.start,i),s=n.createRange(n.createPositionBefore(i),n.createPositionAfter(t))),!r.createWrapperElement||!r.canWrapElement)continue;const a=r.createWrapperElement(n,e,{dataPipeline:o});n.setCustomProperty("listItemWrapper",!0,a),r.canWrapElement(e)?s=n.wrap(s,a):(s=n.wrap(n.createRangeOn(i),a),s=n.createRange(s.start,n.createPositionAfter(t)))}return s}(h,m,t,c,{dataPipeline:n});!function(e,t,i,n){if(!e.hasAttribute("listIndent"))return;const o=e.getAttribute("listIndent");let s=e;for(let e=o;e>=0;e--){const o=N(n,e,s.getAttribute("listItemId")),r=F(n,e,s.getAttribute("listType"));for(const e of i)"list"!=e.scope&&"item"!=e.scope||!s.hasAttribute(e.attributeName)||e.setAttributeOnDowncast(n,s.getAttribute(e.attributeName),"list"==e.scope?r:o);if(t=n.wrap(t,o),t=n.wrap(t,r),0==e)break;if(s=a.first(s,{lowerIndent:!0}),!s)break}}(h,g,t,c)}}function U(e,{dataPipeline:t}={}){return(i,{writer:n})=>{if(!j(i,e))return null;if(!t)return n.createContainerElement("span",{class:"ck-list-bogus-paragraph"});const o=n.createContainerElement("p");return n.setCustomProperty("dataPipeline:transparentRendering",!0,o),o}}function $(e,t,i){for(;e.parent.is("attributeElement")&&e.parent.getCustomProperty("listItemWrapper");)t.unwrap(t.createRangeOn(e),e.parent);const n=[];o(t.createPositionBefore(e).getWalker({direction:"backward"})),o(t.createRangeIn(e).getWalker());for(const e of n)t.remove(e);function o(e){for(const{item:t}of e){if(t.is("element")&&i.toModelElement(t))break;t.is("element")&&t.getCustomProperty("listItemMarker")&&n.push(t)}}}function j(e,t,i=h(e)){if(!u(e))return!1;for(const i of e.getAttributeKeys())if(!i.startsWith("selection:")&&!t.includes(i))return!1;return i.length<2}var q=i(7377);const K=["listType","listIndent","listItemId"];class G extends n.k_{static get pluginName(){return"ListEditing"}static get requires(){return[s.x,o.ep,M,q.xz]}constructor(e){super(e),this._downcastStrategies=[],e.config.define("list.multiBlock",!0)}init(){const e=this.editor,t=e.model,i=e.config.get("list.multiBlock");if(e.plugins.has("LegacyListEditing"))throw new r.Yb("list-feature-conflict",this,{conflictPlugin:"LegacyListEditing"});t.schema.register("$listItem",{allowAttributes:K}),i?(t.schema.extend("$container",{allowAttributesOf:"$listItem"}),t.schema.extend("$block",{allowAttributesOf:"$listItem"}),t.schema.extend("$blockObject",{allowAttributesOf:"$listItem"})):t.schema.register("listItem",{inheritAllFrom:"$block",allowAttributesOf:"$listItem"});for(const e of K)t.schema.setAttributeProperties(e,{copyOnReplace:!0});e.commands.add("numberedList",new V(e,"numbered")),e.commands.add("bulletedList",new V(e,"bulleted")),e.commands.add("customNumberedList",new V(e,"customNumbered",{multiLevel:!0})),e.commands.add("customBulletedList",new V(e,"customBulleted",{multiLevel:!0})),e.commands.add("indentList",new I(e,"forward")),e.commands.add("outdentList",new I(e,"backward")),e.commands.add("splitListItemBefore",new B(e,"before")),e.commands.add("splitListItemAfter",new B(e,"after")),i&&(e.commands.add("mergeListItemBackward",new R(e,"backward")),e.commands.add("mergeListItemForward",new R(e,"forward"))),this._setupDeleteIntegration(),this._setupEnterIntegration(),this._setupTabIntegration(),this._setupClipboardIntegration(),this._setupAccessibilityIntegration()}afterInit(){const e=this.editor.commands,t=e.get("indent"),i=e.get("outdent");t&&t.registerChildCommand(e.get("indentList"),{priority:"high"}),i&&i.registerChildCommand(e.get("outdentList"),{priority:"lowest"}),this._setupModelPostFixing(),this._setupConversion()}registerDowncastStrategy(e){this._downcastStrategies.push(e)}getListAttributeNames(){return[...K,...this._downcastStrategies.map((e=>e.attributeName))]}_setupDeleteIntegration(){const e=this.editor,t=e.commands.get("mergeListItemBackward"),i=e.commands.get("mergeListItemForward");this.listenTo(e.editing.view.document,"delete",((n,o)=>{const s=e.model.document.selection;E(e.model)||e.model.change((()=>{const r=s.getFirstPosition();if(s.isCollapsed&&"backward"==o.direction){if(!r.isAtStart)return;const i=r.parent;if(!u(i))return;if(a.first(i,{sameAttributes:"listType",sameIndent:!0})||0!==i.getAttribute("listIndent")){if(!t||!t.isEnabled)return;t.execute({shouldMergeOnBlocksContentLevel:Z(e.model,"backward")})}else p(i)||e.execute("splitListItemAfter"),e.execute("outdentList");o.preventDefault(),n.stop()}else{if(s.isCollapsed&&!s.getLastPosition().isAtEnd)return;if(!i||!i.isEnabled)return;i.execute({shouldMergeOnBlocksContentLevel:Z(e.model,"forward")}),o.preventDefault(),n.stop()}}))}),{context:"li"})}_setupEnterIntegration(){const e=this.editor,t=e.model,i=e.commands,n=i.get("enter");this.listenTo(e.editing.view.document,"enter",((i,n)=>{const o=t.document,s=o.selection.getFirstPosition().parent;if(o.selection.isCollapsed&&u(s)&&s.isEmpty&&!n.isSoft){const t=f(s),o=p(s);t&&o?(e.execute("outdentList"),n.preventDefault(),i.stop()):t&&!o?(e.execute("splitListItemAfter"),n.preventDefault(),i.stop()):o&&(e.execute("splitListItemBefore"),n.preventDefault(),i.stop())}}),{context:"li"}),this.listenTo(n,"afterExecute",(()=>{const t=i.get("splitListItemBefore");t.refresh(),t.isEnabled&&2===h(e.model.document.selection.getLastPosition().parent).length&&t.execute()}))}_setupTabIntegration(){const e=this.editor;this.listenTo(e.editing.view.document,"tab",((t,i)=>{const n=i.shiftKey?"outdentList":"indentList";this.editor.commands.get(n).isEnabled&&(e.execute(n),i.stopPropagation(),i.preventDefault(),t.stop())}),{context:"li"})}_setupConversion(){const e=this.editor,t=e.model,i=this.getListAttributeNames(),n=e.config.get("list.multiBlock"),o=n?"paragraph":"listItem";e.conversion.for("upcast").elementToElement({view:"li",model:(e,{writer:t})=>t.createElement(o,{listType:""})}).elementToElement({view:"p",model:(e,{writer:t})=>e.parent&&e.parent.is("element","li")?t.createElement(o,{listType:""}):null,converterPriority:"high"}).add((e=>{e.on("element:li",((e,t,i)=>{const{writer:n,schema:o}=i;if(!t.modelRange)return;const s=Array.from(t.modelRange.getItems({shallow:!0})).filter((e=>o.checkAttribute(e,"listItemId")));if(!s.length)return;const r=d.next(),a=function(e){let t=0,i=e.parent;for(;i;){if(L(i))t++;else{const e=i.previousSibling;e&&L(e)&&t++}i=i.parent}return t}(t.viewItem);let l=t.viewItem.parent&&t.viewItem.parent.is("element","ol")?"numbered":"bulleted";const c=s[0].getAttribute("listType");c&&(l=c);const u={listItemId:r,listIndent:a,listType:l};for(const e of s)e.hasAttribute("listItemId")||n.setAttributes(u,e);s.length>1&&s[1].getAttribute("listItemId")!=u.listItemId&&i.keepEmptyElement(s[0])}))})),n||e.conversion.for("downcast").elementToElement({model:"listItem",view:"p"}),e.conversion.for("editingDowncast").elementToElement({model:o,view:U(i),converterPriority:"high"}).add((e=>{var n;e.on("attribute",H(i,this._downcastStrategies,t)),e.on("remove",(n=t.schema,(e,t,i)=>{const{writer:o,mapper:s}=i,r=e.name.split(":")[1];if(!n.checkAttribute(r,"listItemId"))return;const a=s.toViewPosition(t.position),l=t.position.getShiftedBy(t.length),c=s.toViewPosition(l,{isPhantom:!0}),d=o.createRange(a,c).getTrimmed().end.nodeBefore;d&&$(d,o,s)}))})),e.conversion.for("dataDowncast").elementToElement({model:o,view:U(i,{dataPipeline:!0}),converterPriority:"high"}).add((e=>{e.on("attribute",H(i,this._downcastStrategies,t,{dataPipeline:!0}))}));const s=(r=this._downcastStrategies,a=e.editing.view,(e,t)=>{if(t.modelPosition.offset>0)return;const i=t.modelPosition.parent;if(!u(i))return;if(!r.some((e=>"itemMarker"==e.scope&&e.canInjectMarkerIntoElement&&e.canInjectMarkerIntoElement(i))))return;const n=t.mapper.toViewElement(i),o=a.createRangeIn(n),s=o.getWalker();let l=o.start;for(const{item:e}of s){if(e.is("element")&&t.mapper.toModelElement(e)||e.is("$textProxy"))break;e.is("element")&&e.getCustomProperty("listItemMarker")&&(l=a.createPositionAfter(e),s.skip((({previousPosition:e})=>!e.isEqual(l))))}t.viewPosition=l});var r,a;e.editing.mapper.on("modelToViewPosition",s),e.data.mapper.on("modelToViewPosition",s),this.listenTo(t.document,"change:data",function(e,t,i,n){return()=>{const n=e.document.differ.getChanges(),r=[],a=new Map,l=new Set;for(const e of n)if("insert"==e.type&&"$text"!=e.name)W(e.position,a),e.attributes.has("listItemId")?l.add(e.position.nodeAfter):W(e.position.getShiftedBy(e.length),a);else if("remove"==e.type&&e.attributes.has("listItemId"))W(e.position,a);else if("attribute"==e.type){const t=e.range.start.nodeAfter;i.includes(e.attributeKey)?(W(e.range.start,a),null===e.attributeNewValue?(W(e.range.start.getShiftedBy(1),a),s(t)&&r.push(t)):l.add(t)):u(t)&&s(t)&&r.push(t)}for(const e of a.values())r.push(...o(e,l));for(const e of new Set(r))t.reconvertItem(e)};function o(e,t){const n=[],o=new Set,a=[];for(const{node:c,previous:d}of l(e,"forward")){if(o.has(c))continue;const e=c.getAttribute("listIndent");d&&ei.includes(e))));const l=m(c,{direction:"forward"});for(const e of l)o.add(e),(s(e,l)||r(e,a,t))&&n.push(e)}return n}function s(e,o){const s=t.mapper.toViewElement(e);if(!s)return!1;if(n.fire("checkElement",{modelElement:e,viewElement:s}))return!0;if(!e.is("element","paragraph")&&!e.is("element","listItem"))return!1;const r=j(e,i,o);return!(!r||!s.is("element","p"))||!(r||!s.is("element","span"))}function r(e,i,o){if(o.has(e))return!1;const s=t.mapper.toViewElement(e);let r=i.length-1;for(let e=s.parent;!e.is("editableElement");e=e.parent){const t=L(e),o=O(e);if(!o&&!t)continue;const s="checkAttributes:"+(t?"item":"list");if(n.fire(s,{viewElement:e,modelAttributes:i[r]}))break;if(o&&(r--,r<0))return!1}return!0}}(t,e.editing,i,this),{priority:"high"}),this.on("checkAttributes:item",((e,{viewElement:t,modelAttributes:i})=>{t.id!=i.listItemId&&(e.return=!0,e.stop())})),this.on("checkAttributes:list",((e,{viewElement:t,modelAttributes:i})=>{t.name==D(i.listType)&&t.id==z(i.listType,i.listIndent)||(e.return=!0,e.stop())}))}_setupModelPostFixing(){const e=this.editor.model,t=this.getListAttributeNames();e.document.registerPostFixer((i=>function(e,t,i,n){const o=e.document.differ.getChanges(),s=new Map,r=n.editor.config.get("list.multiBlock");let a=!1;for(const n of o){if("insert"==n.type&&"$text"!=n.name){const o=n.position.nodeAfter;if(!e.schema.checkAttribute(o,"listItemId"))for(const e of Array.from(o.getAttributeKeys()))i.includes(e)&&(t.removeAttribute(e,o),a=!0);W(n.position,s),n.attributes.has("listItemId")||W(n.position.getShiftedBy(n.length),s);for(const{item:t,previousPosition:i}of e.createRangeIn(o))u(t)&&W(i,s)}else"remove"==n.type?W(n.position,s):"attribute"==n.type&&i.includes(n.attributeKey)&&(W(n.range.start,s),null===n.attributeNewValue&&W(n.range.start.getShiftedBy(1),s));if(!r&&"attribute"==n.type&&K.includes(n.attributeKey)){const e=n.range.start.nodeAfter;null===n.attributeNewValue&&e&&e.is("element","listItem")?(t.rename(e,"paragraph"),a=!0):null===n.attributeOldValue&&e&&e.is("element")&&"listItem"!=e.name&&(t.rename(e,"listItem"),a=!0)}}const l=new Set;for(const e of s.values())a=n.fire("postFixer",{listNodes:new c(e),listHead:e,writer:t,seenIds:l})||a;return a}(e,i,t,this))),this.on("postFixer",((e,{listNodes:t,writer:i})=>{e.return=function(e,t){let i=0,n=-1,o=null,s=!1;for(const{node:r}of e){const e=r.getAttribute("listIndent");if(e>i){let a;null===o?(o=e-i,a=i):(o>e&&(o=e),a=e-o),a>n+1&&(a=n+1),t.setAttribute("listIndent",a,r),s=!0,n=a}else o=null,i=e+1,n=e}return s}(t,i)||e.return}),{priority:"high"}),this.on("postFixer",((e,{listNodes:t,writer:i,seenIds:n})=>{e.return=function(e,t,i){const n=new Set;let o=!1;for(const{node:s}of e){if(n.has(s))continue;let e=s.getAttribute("listType"),r=s.getAttribute("listItemId");if(t.has(r)&&(r=d.next()),t.add(r),s.is("element","listItem"))s.getAttribute("listItemId")!=r&&(i.setAttribute("listItemId",r,s),o=!0);else for(const t of m(s,{direction:"forward"}))n.add(t),t.getAttribute("listType")!=e&&(r=d.next(),e=t.getAttribute("listType")),t.getAttribute("listItemId")!=r&&(i.setAttribute("listItemId",r,t),o=!0)}return o}(t,n,i)||e.return}),{priority:"high"})}_setupClipboardIntegration(){const e=this.editor.model,t=this.editor.plugins.get("ClipboardPipeline");this.listenTo(e,"insertContent",function(e){return(t,[i,n])=>{const o=i.is("documentFragment")?Array.from(i.getChildren()):[i];if(!o.length)return;const s=(n?e.createSelection(n):e.document.selection).getFirstPosition();let r;if(u(s.parent))r=s.parent;else{if(!u(s.nodeBefore))return;r=s.nodeBefore}e.change((e=>{const t=r.getAttribute("listType"),i=r.getAttribute("listIndent"),n=o[0].getAttribute("listIndent")||0,s=Math.max(i-n,0);for(const i of o){const n=u(i);r.is("element","listItem")&&i.is("element","paragraph")&&e.rename(i,"listItem"),e.setAttributes({listIndent:(n?i.getAttribute("listIndent"):0)+s,listItemId:n?i.getAttribute("listItemId"):d.next(),listType:t},i)}}))}}(e),{priority:"high"}),this.listenTo(t,"outputTransformation",((t,i)=>{e.change((e=>{const t=Array.from(i.content.getChildren()),n=t[t.length-1];if(t.length>1&&n.is("element")&&n.isEmpty&&t.slice(0,-1).every(u)&&e.remove(n),"copy"==i.method||"cut"==i.method){const t=Array.from(i.content.getChildren());C(t)&&k(t,e)}}))}))}_setupAccessibilityIntegration(){const e=this.editor,t=e.t;e.accessibility.addKeystrokeInfoGroup({id:"list",label:t("Keystrokes that can be used in a list"),keystrokes:[{label:t("Increase list item indent"),keystroke:"Tab"},{label:t("Decrease list item indent"),keystroke:"Shift+Tab"}]})}}function Z(e,t){const i=e.document.selection;if(!i.isCollapsed)return!E(e);if("forward"===t)return!0;const n=i.getFirstPosition().parent,o=n.previousSibling;return!e.schema.isObject(o)&&(!!o.isEmpty||C([n,o]))}var J=i(949);function Q(e,t,i,n){e.ui.componentFactory.add(t,(()=>{const o=Y(J._,e,t,i,n);return o.set({tooltip:!0,isToggleable:!0}),o})),e.ui.componentFactory.add(`menuBar:${t}`,(()=>{const o=Y(J.kS,e,t,i,n);return o.set({role:"menuitemcheckbox",isToggleable:!0}),o}))}function Y(e,t,i,n,o){const s=t.commands.get(i),r=new e(t.locale);return r.set({label:n,icon:o}),r.bind("isOn","isEnabled").to(s,"value","isEnabled"),r.on("execute",(()=>{t.execute(i),t.editing.view.focus()})),r}class X extends n.k_{static get pluginName(){return"ListUI"}init(){const e=this.editor.t;this.editor.ui.componentFactory.has("numberedList")||Q(this.editor,"numberedList",e("Numbered List"),n.Pt.numberedList),this.editor.ui.componentFactory.has("bulletedList")||Q(this.editor,"bulletedList",e("Bulleted List"),n.Pt.bulletedList)}}class ee extends n.k_{static get requires(){return[G,X]}static get pluginName(){return"List"}}class te extends n.uB{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute({startIndex:e=1}={}){const t=this.editor.model,i=t.document;let n=Array.from(i.selection.getSelectedBlocks()).filter((e=>u(e)&&T(e.getAttribute("listType"))));n=w(n),t.change((t=>{for(const i of n)t.setAttribute("listStart",e>=0?e:1,i)}))}_getValue(){const e=this.editor.model.document,t=(0,r.$1)(e.selection.getSelectedBlocks());return t&&u(t)&&T(t.getAttribute("listType"))?t.getAttribute("listStart"):null}}const ie={},ne={},oe={},se=[{listStyle:"disc",typeAttribute:"disc",listType:"bulleted"},{listStyle:"circle",typeAttribute:"circle",listType:"bulleted"},{listStyle:"square",typeAttribute:"square",listType:"bulleted"},{listStyle:"decimal",typeAttribute:"1",listType:"numbered"},{listStyle:"decimal-leading-zero",typeAttribute:null,listType:"numbered"},{listStyle:"lower-roman",typeAttribute:"i",listType:"numbered"},{listStyle:"upper-roman",typeAttribute:"I",listType:"numbered"},{listStyle:"lower-alpha",typeAttribute:"a",listType:"numbered"},{listStyle:"upper-alpha",typeAttribute:"A",listType:"numbered"},{listStyle:"lower-latin",typeAttribute:"a",listType:"numbered"},{listStyle:"upper-latin",typeAttribute:"A",listType:"numbered"}];for(const{listStyle:e,typeAttribute:t,listType:i}of se)ie[e]=i,ne[e]=t,t&&(oe[t]=e);function re(){return se.map((e=>e.listStyle))}function ae(e){return ie[e]||null}function le(e){return oe[e]||null}function ce(e){return ne[e]||null}class de extends n.uB{constructor(e,t,i){super(e),this.defaultType=t,this._supportedTypes=i}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,i=t.document;t.change((t=>{this._tryToConvertItemsToList(e);let n=Array.from(i.selection.getSelectedBlocks()).filter((e=>e.hasAttribute("listType")));if(n.length){n=w(n);for(const i of n)t.setAttribute("listStyle",e.type||this.defaultType,i)}}))}isStyleTypeSupported(e){return!this._supportedTypes||this._supportedTypes.includes(e)}_getValue(){const e=(0,r.$1)(this.editor.model.document.selection.getSelectedBlocks());return u(e)?e.getAttribute("listStyle"):null}_checkEnabled(){const e=this.editor,t=e.commands.get("numberedList"),i=e.commands.get("bulletedList");return t.isEnabled||i.isEnabled}_tryToConvertItemsToList(e){if(!e.type)return;const t=ae(e.type);if(!t)return;const i=this.editor,n=`${t}List`;i.commands.get(n).value||i.execute(n)}}class ue extends n.uB{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute(e={}){const t=this.editor.model,i=t.document;let n=Array.from(i.selection.getSelectedBlocks()).filter((e=>u(e)&&"numbered"==e.getAttribute("listType")));n=w(n),t.change((t=>{for(const i of n)t.setAttribute("listReversed",!!e.reversed,i)}))}_getValue(){const e=this.editor.model.document,t=(0,r.$1)(e.selection.getSelectedBlocks());return u(t)&&"numbered"==t.getAttribute("listType")?t.getAttribute("listReversed"):null}}function he(e){return(t,i,n)=>{const{writer:o,schema:s,consumable:r}=n;if(!1===r.test(i.viewItem,e.viewConsumables))return;i.modelRange||Object.assign(i,n.convertChildren(i.viewItem,i.modelCursor));let a=!1;for(const t of i.modelRange.getItems({shallow:!0}))s.checkAttribute(t,e.attributeName)&&e.appliesToListItem(t)&&(t.hasAttribute(e.attributeName)||(o.setAttribute(e.attributeName,e.getAttributeOnUpcast(i.viewItem),t),a=!0));a&&r.consume(i.viewItem,e.viewConsumables)}}class me extends n.k_{static get pluginName(){return"ListPropertiesUtils"}getAllSupportedStyleTypes(){return re()}getListTypeFromListStyleType(e){return ae(e)}getListStyleTypeFromTypeAttribute(e){return le(e)}getTypeAttributeFromListStyleType(e){return ce(e)}}function ge(e){const{startIndex:t,reversed:i,styles:n}=e;return{styles:fe(n),startIndex:t||!1,reversed:i||!1}}function fe(e){const t={listTypes:["bulleted","numbered"],useAttribute:!1};return!0===e||(e?Array.isArray(e)||"string"==typeof e?t.listTypes=(0,r.$r)(e):(t.listTypes=e.listTypes?(0,r.$r)(e.listTypes):t.listTypes,t.useAttribute=!!e.useAttribute):t.listTypes=[]),t}const pe="default";class be extends n.k_{static get requires(){return[G,me]}static get pluginName(){return"ListPropertiesEditing"}constructor(e){super(e),e.config.define("list.properties",{styles:!0,startIndex:!1,reversed:!1})}init(){const e=this.editor,t=e.model,i=e.plugins.get(G),n=function(e){const t=[],i=ge(e);if(e.styles){const e=i.styles.useAttribute;t.push({attributeName:"listStyle",defaultValue:pe,viewConsumables:{styles:"list-style-type"},addCommand(t){let i=re();e&&(i=i.filter((e=>!!ce(e)))),t.commands.add("listStyle",new de(t,pe,i))},appliesToListItem:e=>"numbered"==e.getAttribute("listType")||"bulleted"==e.getAttribute("listType"),hasValidAttribute(e){if(!this.appliesToListItem(e))return!e.hasAttribute("listStyle");if(!e.hasAttribute("listStyle"))return!1;const t=e.getAttribute("listStyle");return t==pe||ae(t)==e.getAttribute("listType")},setAttributeOnDowncast(t,i,n){if(i&&i!==pe){if(!e)return void t.setStyle("list-style-type",i,n);{const e=ce(i);if(e)return void t.setAttribute("type",e,n)}}t.removeStyle("list-style-type",n),t.removeAttribute("type",n)},getAttributeOnUpcast(e){const t=e.getStyle("list-style-type");if(t)return t;const i=e.getAttribute("type");return i?le(i):pe}})}return e.reversed&&t.push({attributeName:"listReversed",defaultValue:!1,viewConsumables:{attributes:"reversed"},addCommand(e){e.commands.add("listReversed",new ue(e))},appliesToListItem:e=>"numbered"==e.getAttribute("listType"),hasValidAttribute(e){return this.appliesToListItem(e)==e.hasAttribute("listReversed")},setAttributeOnDowncast(e,t,i){t?e.setAttribute("reversed","reversed",i):e.removeAttribute("reversed",i)},getAttributeOnUpcast:e=>e.hasAttribute("reversed")}),e.startIndex&&t.push({attributeName:"listStart",defaultValue:1,viewConsumables:{attributes:"start"},addCommand(e){e.commands.add("listStart",new te(e))},appliesToListItem:e=>T(e.getAttribute("listType")),hasValidAttribute(e){return this.appliesToListItem(e)==e.hasAttribute("listStart")},setAttributeOnDowncast(e,t,i){0==t||t>1?e.setAttribute("start",t,i):e.removeAttribute("start",i)},getAttributeOnUpcast(e){const t=e.getAttribute("start");return t>=0?t:1}}),t}(e.config.get("list.properties"));for(const o of n)o.addCommand(e),t.schema.extend("$listItem",{allowAttributes:o.attributeName}),i.registerDowncastStrategy({scope:"list",attributeName:o.attributeName,setAttributeOnDowncast(e,t,i){o.setAttributeOnDowncast(e,t,i)}});e.conversion.for("upcast").add((e=>{for(const t of n)e.on("element:ol",he(t)),e.on("element:ul",he(t))})),i.on("checkAttributes:list",((e,{viewElement:t,modelAttributes:i})=>{for(const o of n)o.getAttributeOnUpcast(t)!=i[o.attributeName]&&(e.return=!0,e.stop())})),this.listenTo(e.commands.get("indentList"),"afterExecute",((e,i)=>{t.change((e=>{for(const t of i)for(const i of n)i.appliesToListItem(t)&&e.setAttribute(i.attributeName,i.defaultValue,t)}))})),i.on("postFixer",((e,{listNodes:t,writer:i})=>{for(const{node:o}of t)for(const t of n)t.hasValidAttribute(o)||(t.appliesToListItem(o)?i.setAttribute(t.attributeName,t.defaultValue,o):i.removeAttribute(t.attributeName,o),e.return=!0)})),i.on("postFixer",((e,{listNodes:t,writer:i})=>{for(const{node:o,previousNodeInList:s}of t)if(s&&s.getAttribute("listType")==o.getAttribute("listType"))for(const t of n){const{attributeName:n}=t;if(!t.appliesToListItem(o))continue;const r=s.getAttribute(n);o.getAttribute(n)!=r&&(i.setAttribute(n,r,o),e.return=!0)}}))}}class we extends J.Ss{constructor(e,{enabledProperties:t,styleButtonViews:i,styleGridAriaLabel:n}){super(e),this.stylesView=null,this.additionalPropertiesCollapsibleView=null,this.startIndexFieldView=null,this.reversedSwitchButtonView=null,this.focusTracker=new r.$x,this.keystrokes=new r.EP,this.focusables=new J.s3;const o=["ck","ck-list-properties"];this.children=this.createCollection(),this.focusCycler=new J.H({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}}),i&&i.length?(this.stylesView=this._createStylesView(i,n),this.children.add(this.stylesView)):o.push("ck-list-properties_without-styles"),(t.startIndex||t.reversed)&&(this._addNumberedListPropertyViews(t),o.push("ck-list-properties_with-numbered-properties")),this.setTemplate({tag:"div",attributes:{class:o},children:this.children})}render(){if(super.render(),this.stylesView){this.focusables.add(this.stylesView),this.focusTracker.add(this.stylesView.element),(this.startIndexFieldView||this.reversedSwitchButtonView)&&(this.focusables.add(this.children.last.buttonView),this.focusTracker.add(this.children.last.buttonView.element));for(const e of this.stylesView.children)this.stylesView.focusTracker.add(e.element);(0,J.l1)({keystrokeHandler:this.stylesView.keystrokes,focusTracker:this.stylesView.focusTracker,gridItems:this.stylesView.children,numberOfColumns:()=>r.Sf.window.getComputedStyle(this.stylesView.element).getPropertyValue("grid-template-columns").split(" ").length,uiLanguageDirection:this.locale&&this.locale.uiLanguageDirection})}if(this.startIndexFieldView){this.focusables.add(this.startIndexFieldView),this.focusTracker.add(this.startIndexFieldView.element);const e=e=>e.stopPropagation();this.keystrokes.set("arrowright",e),this.keystrokes.set("arrowleft",e),this.keystrokes.set("arrowup",e),this.keystrokes.set("arrowdown",e)}this.reversedSwitchButtonView&&(this.focusables.add(this.reversedSwitchButtonView),this.focusTracker.add(this.reversedSwitchButtonView.element)),this.keystrokes.listenTo(this.element)}focus(){this.focusCycler.focusFirst()}focusLast(){this.focusCycler.focusLast()}destroy(){super.destroy(),this.focusTracker.destroy(),this.keystrokes.destroy()}_createStylesView(e,t){const i=new J.Ss(this.locale);return i.children=i.createCollection(),i.children.addMany(e),i.setTemplate({tag:"div",attributes:{"aria-label":t,class:["ck","ck-list-styles-list"]},children:i.children}),i.children.delegate("execute").to(this),i.focus=function(){this.children.first.focus()},i.focusTracker=new r.$x,i.keystrokes=new r.EP,i.render(),i.keystrokes.listenTo(i.element),i}_addNumberedListPropertyViews(e){const t=this.locale.t,i=[];e.startIndex&&(this.startIndexFieldView=this._createStartIndexField(),i.push(this.startIndexFieldView)),e.reversed&&(this.reversedSwitchButtonView=this._createReversedSwitchButton(),i.push(this.reversedSwitchButtonView)),this.stylesView?(this.additionalPropertiesCollapsibleView=new J.Kn(this.locale,i),this.additionalPropertiesCollapsibleView.set({label:t("List properties"),isCollapsed:!0}),this.additionalPropertiesCollapsibleView.buttonView.bind("isEnabled").toMany(i,"isEnabled",((...e)=>e.some((e=>e)))),this.additionalPropertiesCollapsibleView.buttonView.on("change:isEnabled",((e,t,i)=>{i||(this.additionalPropertiesCollapsibleView.isCollapsed=!0)})),this.children.add(this.additionalPropertiesCollapsibleView)):this.children.addMany(i)}_createStartIndexField(){const e=this.locale.t,t=new J.xE(this.locale,J.F_);return t.set({label:e("Start at"),class:"ck-numbered-list-properties__start-index"}),t.fieldView.set({min:0,step:1,value:1,inputMode:"numeric"}),t.fieldView.on("input",(()=>{const i=t.fieldView.element,n=i.valueAsNumber;Number.isNaN(n)?t.errorText=e("Invalid start index value."):i.checkValidity()?this.fire("listStart",{startIndex:n}):t.errorText=e("Start index must be greater than 0.")})),t}_createReversedSwitchButton(){const e=this.locale.t,t=new J.Wm(this.locale);return t.set({withText:!0,label:e("Reversed order"),class:"ck-numbered-list-properties__reversed-order"}),t.delegate("execute").to(this,"listReversed"),t}}class ve extends n.k_{static get pluginName(){return"ListPropertiesUI"}init(){const e=this.editor,t=e.locale.t,i=e.config.get("list.properties"),o=ge(i),s=o.styles.listTypes;if(s.includes("bulleted")){const i=[{label:t("Toggle the disc list style"),tooltip:t("Disc"),type:"disc",icon:''},{label:t("Toggle the circle list style"),tooltip:t("Circle"),type:"circle",icon:''},{label:t("Toggle the square list style"),tooltip:t("Square"),type:"square",icon:''}],s=t("Bulleted List"),r=t("Bulleted list styles toolbar"),a="bulletedList";e.ui.componentFactory.add(a,_e({editor:e,normalizedConfig:o,parentCommandName:a,buttonLabel:s,buttonIcon:n.Pt.bulletedList,styleGridAriaLabel:r,styleDefinitions:i})),e.ui.componentFactory.add(`menuBar:${a}`,ke({editor:e,normalizedConfig:o,parentCommandName:a,buttonLabel:s,styleGridAriaLabel:r,styleDefinitions:i}))}if(s.includes("numbered")||i.startIndex||i.reversed){const i=[{label:t("Toggle the decimal list style"),tooltip:t("Decimal"),type:"decimal",icon:''},{label:t("Toggle the decimal with leading zero list style"),tooltip:t("Decimal with leading zero"),type:"decimal-leading-zero",icon:''},{label:t("Toggle the lower–roman list style"),tooltip:t("Lower–roman"),type:"lower-roman",icon:''},{label:t("Toggle the upper–roman list style"),tooltip:t("Upper-roman"),type:"upper-roman",icon:''},{label:t("Toggle the lower–latin list style"),tooltip:t("Lower-latin"),type:"lower-latin",icon:''},{label:t("Toggle the upper–latin list style"),tooltip:t("Upper-latin"),type:"upper-latin",icon:''}],r=t("Numbered List"),a=t("Numbered list styles toolbar"),l="numberedList";e.ui.componentFactory.add(l,_e({editor:e,normalizedConfig:o,parentCommandName:l,buttonLabel:r,buttonIcon:n.Pt.numberedList,styleGridAriaLabel:a,styleDefinitions:i})),s.includes("numbered")&&e.ui.componentFactory.add(`menuBar:${l}`,ke({editor:e,normalizedConfig:o,parentCommandName:l,buttonLabel:r,styleGridAriaLabel:a,styleDefinitions:i}))}}}function _e({editor:e,normalizedConfig:t,parentCommandName:i,buttonLabel:n,buttonIcon:o,styleGridAriaLabel:s,styleDefinitions:r}){const a=e.commands.get(i);return l=>{const c=(0,J.yu)(l,J.AO),d=c.buttonView;return c.bind("isEnabled").to(a),c.class="ck-list-styles-dropdown",d.on("execute",(()=>{e.execute(i),e.editing.view.focus()})),d.set({label:n,icon:o,tooltip:!0,isToggleable:!0}),d.bind("isOn").to(a,"value",(e=>!!e)),c.once("change:isOpen",(()=>{const n=function({editor:e,normalizedConfig:t,dropdownView:i,parentCommandName:n,styleDefinitions:o,styleGridAriaLabel:s}){const r=e.locale,a={...t,..."numberedList"!=n?{startIndex:!1,reversed:!1}:null},l=n.replace("List","");let c=null;if(t.styles.listTypes.includes(l)){const t=e.commands.get("listStyle"),i=ye({editor:e,parentCommandName:n,listStyleCommand:t}),s=Ce(t);c=o.filter(s).map(i)}const d=new we(r,{styleGridAriaLabel:s,enabledProperties:a,styleButtonViews:c});if(t.styles.listTypes.includes(l)&&(0,J.Zn)(i,(()=>d.stylesView.children.find((e=>e.isOn)))),a.startIndex){const t=e.commands.get("listStart");d.startIndexFieldView.bind("isEnabled").to(t),d.startIndexFieldView.fieldView.bind("value").to(t),d.on("listStart",((t,i)=>e.execute("listStart",i)))}if(a.reversed){const t=e.commands.get("listReversed");d.reversedSwitchButtonView.bind("isEnabled").to(t),d.reversedSwitchButtonView.bind("isOn").to(t,"value",(e=>!!e)),d.on("listReversed",(()=>{const i=t.value;e.execute("listReversed",{reversed:!i})}))}return d.delegate("execute").to(i),d}({editor:e,normalizedConfig:t,dropdownView:c,parentCommandName:i,styleGridAriaLabel:s,styleDefinitions:r});c.panelView.children.add(n)})),c.on("execute",(()=>{e.editing.view.focus()})),c}}function ye({editor:e,listStyleCommand:t,parentCommandName:i}){const n=e.locale,o=e.commands.get(i);return({label:s,type:r,icon:a,tooltip:l})=>{const c=new J._(n);return c.set({label:s,icon:a,tooltip:l}),t.on("change:value",(()=>{c.isOn=t.value===r})),c.on("execute",(()=>{o.value?t.value===r?e.execute(i):t.value!==r&&e.execute("listStyle",{type:r}):e.model.change((()=>{e.execute("listStyle",{type:r})}))})),c}}function ke({editor:e,normalizedConfig:t,parentCommandName:i,buttonLabel:o,styleGridAriaLabel:s,styleDefinitions:r}){return a=>{const l=new J.zj(a),c=e.commands.get(i),d=e.commands.get("listStyle"),u=Ce(d),h=ye({editor:e,parentCommandName:i,listStyleCommand:d}),m=r.filter(u).map(h),g=new we(a,{styleGridAriaLabel:s,enabledProperties:{...t,startIndex:!1,reversed:!1},styleButtonViews:m});return g.delegate("execute").to(l),l.buttonView.set({label:o,icon:n.Pt[i]}),l.panelView.children.add(g),l.bind("isEnabled").to(c,"isEnabled"),l.on("execute",(()=>{e.editing.view.focus()})),l}}function Ce(e){return"function"==typeof e.isStyleTypeSupported?t=>e.isStyleTypeSupported(t.type):()=>!0}class Ae extends n.k_{static get requires(){return[be,ve]}static get pluginName(){return"ListProperties"}}var Ee=i(4133);class xe extends n.uB{constructor(e){super(e),this.on("execute",(()=>{this.refresh()}),{priority:"highest"})}refresh(){const e=this._getSelectedItems();this.value=this._getValue(e),this.isEnabled=!!e.length}execute(e={}){this.editor.model.change((t=>{const i=this._getSelectedItems(),n=void 0===e.forceValue?!this._getValue(i):e.forceValue;for(const e of i)n?t.setAttribute("todoListChecked",!0,e):t.removeAttribute("todoListChecked",e)}))}_getValue(e){return e.every((e=>e.getAttribute("todoListChecked")))}_getSelectedItems(){const e=this.editor.model,t=e.schema,i=e.document.selection.getFirstRange(),n=i.start.parent,o=[];t.checkAttribute(n,"todoListChecked")&&o.push(...h(n));for(const e of i.getItems({shallow:!0}))t.checkAttribute(e,"todoListChecked")&&!o.includes(e)&&o.push(...h(e));return o}}class Te extends Ee.$A{constructor(){super(...arguments),this.domEventType=["change"]}onDomEvent(e){if(e.target){const t=this.view.domConverter.mapDomToView(e.target);t&&t.is("element","input")&&"checkbox"==t.getAttribute("type")&&t.findAncestor({classes:"todo-list__label"})&&this.fire("todoCheckboxChange",e)}}}const Pe=(0,r.ZX)("Ctrl+Enter");class Ie extends n.k_{static get pluginName(){return"TodoListEditing"}static get requires(){return[G]}init(){const e=this.editor,t=e.model,i=e.editing,n=e.plugins.get(G),o=e.config.get("list.multiBlock")?"paragraph":"listItem";e.commands.add("todoList",new V(e,"todo")),e.commands.add("checkTodoList",new xe(e)),i.view.addObserver(Te),t.schema.extend("$listItem",{allowAttributes:"todoListChecked"}),t.schema.addAttributeCheck((e=>{const t=e.last;if(!t.getAttribute("listItemId")||"todo"!=t.getAttribute("listType"))return!1}),"todoListChecked"),e.conversion.for("upcast").add((e=>{e.on("element:input",((e,t,i)=>{const n=t.modelCursor,o=n.parent,s=t.viewItem;if(!i.consumable.test(s,{name:!0}))return;if("checkbox"!=s.getAttribute("type")||!n.isAtStart||!o.hasAttribute("listType"))return;i.consumable.consume(s,{name:!0});const r=i.writer;r.setAttribute("listType","todo",o),t.viewItem.hasAttribute("checked")&&r.setAttribute("todoListChecked",!0,o),t.modelRange=r.createRange(n)})),e.on("element:li",((e,t,i)=>{const{writer:n,schema:o}=i;if(!t.modelRange)return;const s=Array.from(t.modelRange.getItems({shallow:!0})).filter((e=>"todo"===e.getAttribute("listType")&&o.checkAttribute(e,"listItemId"))).reduce(((e,t)=>{const i=t.getAttribute("listItemId");return e.has(i)||e.set(i,h(t)),e}),new Map);for(const[,e]of s.entries())if(e.some((e=>e.getAttribute("todoListChecked"))))for(const t of e)n.setAttribute("todoListChecked",!0,t)}),{priority:"low"}),e.on("element:label",Se({name:"label",classes:"todo-list__label"})),e.on("element:label",Se({name:"label",classes:["todo-list__label","todo-list__label_without-description"]})),e.on("element:span",Se({name:"span",classes:"todo-list__label__description"})),e.on("element:ul",function(e){const t=new Ee.PN({name:"ul",classes:"todo-list"});return(e,i,n)=>{const o=t.match(i.viewItem);if(!o)return;const s=o.match;s.name=!1,n.consumable.consume(i.viewItem,s)}}())})),e.conversion.for("downcast").elementToElement({model:o,view:(e,{writer:t})=>{if(Ve(e,n.getListAttributeNames()))return t.createContainerElement("span",{class:"todo-list__label__description"})},converterPriority:"highest"}),n.registerDowncastStrategy({scope:"list",attributeName:"listType",setAttributeOnDowncast(e,t,i){"todo"==t?e.addClass("todo-list",i):e.removeClass("todo-list",i)}}),n.registerDowncastStrategy({scope:"itemMarker",attributeName:"todoListChecked",createElement(e,t,{dataPipeline:i}){if("todo"!=t.getAttribute("listType"))return null;const n=e.createUIElement("input",{type:"checkbox",...t.getAttribute("todoListChecked")?{checked:"checked"}:null,...i?{disabled:"disabled"}:{tabindex:"-1"}});if(i)return n;const o=e.createContainerElement("span",{contenteditable:"false"},n);return o.getFillerOffset=()=>null,o},canWrapElement:e=>Ve(e,n.getListAttributeNames()),createWrapperElement(e,t,{dataPipeline:i}){const o=["todo-list__label"];return Ve(t,n.getListAttributeNames())||o.push("todo-list__label_without-description"),e.createAttributeElement(i?"label":"span",{class:o.join(" 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i=t.document.differ.getChanges();let n=!1;for(const t of i)if("attribute"==t.type&&"listType"==t.attributeKey){const i=t.range.start.nodeAfter;"todo"==t.attributeOldValue&&i.hasAttribute("todoListChecked")&&(e.removeAttribute("todoListChecked",i),n=!0)}else if("insert"==t.type&&"$text"!=t.name)for(const{item:i}of e.createRangeOn(t.position.nodeAfter))i.is("element")&&"todo"!=i.getAttribute("listType")&&i.hasAttribute("todoListChecked")&&(e.removeAttribute("todoListChecked",i),n=!0);return n})),this.listenTo(i.view.document,"keydown",((t,i)=>{(0,r.QC)(i)===Pe&&(e.execute("checkTodoList"),t.stop())}),{priority:"high"}),this.listenTo(i.view.document,"todoCheckboxChange",((e,t)=>{const n=t.target;if(!n||!n.is("element","input"))return;const o=i.view.createPositionAfter(n),s=i.mapper.toModelPosition(o).parent;s&&u(s)&&"todo"==s.getAttribute("listType")&&this._handleCheckmarkChange(s)})),this.listenTo(i.view.document,"arrowKey",function(e,t){return(i,n)=>{const o=(0,r.Kf)(n.keyCode,t.contentLanguageDirection),s=e.schema,a=e.document.selection;if(!a.isCollapsed)return;const l=a.getFirstPosition(),c=l.parent;if("right"==o&&l.isAtEnd){const t=s.getNearestSelectionRange(e.createPositionAfter(c),"forward");if(!t)return;const o=t.start.parent;o&&u(o)&&"todo"==o.getAttribute("listType")&&(e.change((e=>e.setSelection(t))),n.preventDefault(),n.stopPropagation(),i.stop())}else if("left"==o&&l.isAtStart&&u(c)&&"todo"==c.getAttribute("listType")){const t=s.getNearestSelectionRange(e.createPositionBefore(c),"backward");if(!t)return;e.change((e=>e.setSelection(t))),n.preventDefault(),n.stopPropagation(),i.stop()}}}(t,e.locale),{context:"$text"}),this.listenTo(i.mapper,"viewToModelPosition",((e,i)=>{const n=i.viewPosition.parent,o=n.is("attributeElement","li")&&0==i.viewPosition.offset,s=Re(n)&&i.viewPosition.offset<=1,r=n.is("element","span")&&"false"==n.getAttribute("contenteditable")&&Re(n.parent);if(!o&&!s&&!r)return;const a=i.modelPosition.nodeAfter;a&&"todo"==a.getAttribute("listType")&&(i.modelPosition=t.createPositionAt(a,0))}),{priority:"low"}),this._initAriaAnnouncements()}_handleCheckmarkChange(e){const t=this.editor,i=t.model,n=Array.from(i.document.selection.getRanges());i.change((i=>{i.setSelection(e,"end"),t.execute("checkTodoList"),i.setSelection(n)}))}_initAriaAnnouncements(){const{model:e,ui:t,t:i}=this.editor;let n=null;t&&e.document.selection.on("change:range",(()=>{const o=e.document.selection.focus.parent,s=Be(n),r=Be(o);s&&!r?t.ariaLiveAnnouncer.announce(i("Leaving a to-do list")):!s&&r&&t.ariaLiveAnnouncer.announce(i("Entering a to-do list")),n=o}))}}function Se(e){const t=new Ee.PN(e);return(e,i,n)=>{const o=t.match(i.viewItem);o&&n.consumable.consume(i.viewItem,o.match)&&Object.assign(i,n.convertChildren(i.viewItem,i.modelCursor))}}function Ve(e,t){return(e.is("element","paragraph")||e.is("element","listItem"))&&"todo"==e.getAttribute("listType")&&f(e)&&function(e,t){for(const i of e.getAttributeKeys())if(!i.startsWith("selection:")&&!t.includes(i))return!1;return!0}(e,t)}function Re(e){return!!e&&e.is("attributeElement")&&e.hasClass("todo-list__label")}function Be(e){return!(!e||!e.is("element","paragraph")&&!e.is("element","listItem")||"todo"!=e.getAttribute("listType"))}class Me extends n.k_{static get pluginName(){return"TodoListUI"}init(){const e=this.editor.t;Q(this.editor,"todoList",e("To-do List"),n.Pt.todoList)}}class Oe extends n.k_{static get requires(){return[Ie,Me]}static get pluginName(){return"TodoList"}}class Le extends n.uB{constructor(e,t){super(e),this.type=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){const t=this.editor.model,i=t.document,n=Array.from(i.selection.getSelectedBlocks()).filter((e=>Ne(e,t.schema))),o=void 0!==e.forceValue?!e.forceValue:this.value;t.change((e=>{if(o){let t=n[n.length-1].nextSibling,i=Number.POSITIVE_INFINITY,o=[];for(;t&&"listItem"==t.name&&0!==t.getAttribute("listIndent");){const e=t.getAttribute("listIndent");e=i;)s>o.getAttribute("listIndent")&&(s=o.getAttribute("listIndent")),o.getAttribute("listIndent")==s&&e[t?"unshift":"push"](o),o=o[t?"previousSibling":"nextSibling"]}}function Ne(e,t){return t.checkChild(e.parent,"listItem")&&!t.isObject(e)}class De extends n.uB{constructor(e,t){super(e),this._indentBy="forward"==t?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const e=this.editor.model,t=e.document;let i=Array.from(t.selection.getSelectedBlocks());e.change((e=>{const t=i[i.length-1];let n=t.nextSibling;for(;n&&"listItem"==n.name&&n.getAttribute("listIndent")>t.getAttribute("listIndent");)i.push(n),n=n.nextSibling;this._indentBy<0&&(i=i.reverse());for(const t of i){const i=t.getAttribute("listIndent")+this._indentBy;i<0?e.rename(t,"paragraph"):e.setAttribute("listIndent",i,t)}this.fire("_executeCleanup",i)}))}_checkEnabled(){const e=(0,r.$1)(this.editor.model.document.selection.getSelectedBlocks());if(!e||!e.is("element","listItem"))return!1;if(this._indentBy>0){const t=e.getAttribute("listIndent"),i=e.getAttribute("listType");let n=e.previousSibling;for(;n&&n.is("element","listItem")&&n.getAttribute("listIndent")>=t;){if(n.getAttribute("listIndent")==t)return n.getAttribute("listType")==i;n=n.previousSibling}return!1}return!0}}function ze(e,t){const i=t.mapper,n=t.writer,o="numbered"==e.getAttribute("listType")?"ol":"ul",s=function(e){const t=e.createContainerElement("li");return t.getFillerOffset=Qe,t}(n),r=n.createContainerElement(o,null);return n.insert(n.createPositionAt(r,0),s),i.bindElements(e,s),s}function We(e,t,i,n){const o=t.parent,s=i.mapper,r=i.writer;let a=s.toViewPosition(n.createPositionBefore(e));const l=$e(e.previousSibling,{sameIndent:!0,smallerIndent:!0,listIndent:e.getAttribute("listIndent")}),c=e.previousSibling;if(l&&l.getAttribute("listIndent")==e.getAttribute("listIndent")){const e=s.toViewElement(l);a=r.breakContainer(r.createPositionAfter(e))}else if(c&&"listItem"==c.name){a=s.toViewPosition(n.createPositionAt(c,"end"));const e=s.findMappedViewAncestor(a),t=je(e);a=t?r.createPositionBefore(t):r.createPositionAt(e,"end")}else a=s.toViewPosition(n.createPositionBefore(e));if(a=Ue(a),r.insert(a,o),c&&"listItem"==c.name){const e=s.toViewElement(c),i=r.createRange(r.createPositionAt(e,0),a).getWalker({ignoreElementEnd:!0});for(const e of i)if(e.item.is("element","li")){const n=r.breakContainer(r.createPositionBefore(e.item)),o=e.item.parent,s=r.createPositionAt(t,"end");He(r,s.nodeBefore,s.nodeAfter),r.move(r.createRangeOn(o),s),i._position=n}}else{const i=o.nextSibling;if(i&&(i.is("element","ul")||i.is("element","ol"))){let n=null;for(const t of i.getChildren()){const i=s.toModelElement(t);if(!(i&&i.getAttribute("listIndent")>e.getAttribute("listIndent")))break;n=t}n&&(r.breakContainer(r.createPositionAfter(n)),r.move(r.createRangeOn(n.parent),r.createPositionAt(t,"end")))}}He(r,o,o.nextSibling),He(r,o.previousSibling,o)}function He(e,t,i){return!t||!i||"ul"!=t.name&&"ol"!=t.name||t.name!=i.name||t.getAttribute("class")!==i.getAttribute("class")?null:e.mergeContainers(e.createPositionAfter(t))}function Ue(e){return e.getLastMatchingPosition((e=>e.item.is("uiElement")))}function $e(e,t){const i=!!t.sameIndent,n=!!t.smallerIndent,o=t.listIndent;let s=e;for(;s&&"listItem"==s.name;){const e=s.getAttribute("listIndent");if(i&&o==e||n&&o>e)return s;s="forward"===t.direction?s.nextSibling:s.previousSibling}return null}function je(e){for(const t of e.getChildren())if("ul"==t.name||"ol"==t.name)return t;return null}function qe(e,t){const i=[],n=e.parent,o={ignoreElementEnd:!1,startPosition:e,shallow:!0,direction:t},s=n.getAttribute("listIndent"),r=[...new Ee.rU(o)].filter((e=>e.item.is("element"))).map((e=>e.item));for(const e of r){if(!e.is("element","listItem"))break;if(e.getAttribute("listIndent")s)){if(e.getAttribute("listType")!==n.getAttribute("listType"))break;if(e.getAttribute("listStyle")!==n.getAttribute("listStyle"))break;if(e.getAttribute("listReversed")!==n.getAttribute("listReversed"))break;if(e.getAttribute("listStart")!==n.getAttribute("listStart"))break;"backward"===t?i.unshift(e):i.push(e)}}return i}function Ke(e){let t=[...e.document.selection.getSelectedBlocks()].filter((e=>e.is("element","listItem"))).map((t=>{const i=e.change((e=>e.createPositionAt(t,0)));return[...qe(i,"backward"),...qe(i,"forward")]})).flat();return t=[...new Set(t)],t}const Ge=["disc","circle","square"],Ze=["decimal","decimal-leading-zero","lower-roman","upper-roman","lower-latin","upper-latin"];function Je(e){return Ge.includes(e)?"bulleted":Ze.includes(e)?"numbered":null}function Qe(){const e=!this.isEmpty&&("ul"==this.getChild(0).name||"ol"==this.getChild(0).name);return this.isEmpty||e?0:Ee.SH.call(this)}class Ye extends n.k_{static get pluginName(){return"LegacyListUtils"}getListTypeFromListStyleType(e){return Je(e)}getSelectedListItems(e){return Ke(e)}getSiblingNodes(e,t){return qe(e,t)}}function Xe(e){return(t,i,n)=>{const o=n.consumable;if(!o.test(i.item,"insert")||!o.test(i.item,"attribute:listType")||!o.test(i.item,"attribute:listIndent"))return;o.consume(i.item,"insert"),o.consume(i.item,"attribute:listType"),o.consume(i.item,"attribute:listIndent");const s=i.item;We(s,ze(s,n),n,e)}}const et=(e,t,i)=>{if(!i.consumable.test(t.item,e.name))return;const n=i.mapper.toViewElement(t.item),o=i.writer;o.breakContainer(o.createPositionBefore(n)),o.breakContainer(o.createPositionAfter(n));const s=n.parent,r="numbered"==t.attributeNewValue?"ol":"ul";o.rename(r,s)},tt=(e,t,i)=>{i.consumable.consume(t.item,e.name);const n=i.mapper.toViewElement(t.item).parent,o=i.writer;He(o,n,n.nextSibling),He(o,n.previousSibling,n)},it=(e,t,i)=>{if(i.consumable.test(t.item,e.name)&&"listItem"!=t.item.name){let e=i.mapper.toViewPosition(t.range.start);const n=i.writer,o=[];for(;("ul"==e.parent.name||"ol"==e.parent.name)&&(e=n.breakContainer(e),"li"==e.parent.name);){const t=e,i=n.createPositionAt(e.parent,"end");if(!t.isEqual(i)){const e=n.remove(n.createRange(t,i));o.push(e)}e=n.createPositionAfter(e.parent)}if(o.length>0){for(let t=0;t0){const t=He(n,i,i.nextSibling);t&&t.parent==i&&e.offset--}}He(n,e.nodeBefore,e.nodeAfter)}}},nt=(e,t,i)=>{const n=i.mapper.toViewPosition(t.position),o=n.nodeBefore,s=n.nodeAfter;He(i.writer,o,s)},ot=(e,t,i)=>{if(i.consumable.consume(t.viewItem,{name:!0})){const e=i.writer,n=e.createElement("listItem"),o=function(e){let t=0,i=e.parent;for(;i;){if(i.is("element","li"))t++;else{const e=i.previousSibling;e&&e.is("element","li")&&t++}i=i.parent}return t}(t.viewItem);e.setAttribute("listIndent",o,n);const s=t.viewItem.parent&&"ol"==t.viewItem.parent.name?"numbered":"bulleted";if(e.setAttribute("listType",s,n),!i.safeInsert(n,t.modelCursor))return;const r=function(e,t,i){const{writer:n,schema:o}=i;let s=n.createPositionAfter(e);for(const r of t)if("ul"==r.name||"ol"==r.name)s=i.convertItem(r,s).modelCursor;else{const t=i.convertItem(r,n.createPositionAt(e,"end")),a=t.modelRange.start.nodeAfter;a&&a.is("element")&&!o.checkChild(e,a.name)&&(e=t.modelCursor.parent.is("element","listItem")?t.modelCursor.parent:ct(t.modelCursor),s=n.createPositionAfter(e))}return s}(n,t.viewItem.getChildren(),i);t.modelRange=e.createRange(t.modelCursor,r),i.updateConversionResult(n,t)}},st=(e,t,i)=>{if(i.consumable.test(t.viewItem,{name:!0})){const e=Array.from(t.viewItem.getChildren());for(const t of e)!t.is("element","li")&&!ut(t)&&t._remove()}},rt=(e,t,i)=>{if(i.consumable.test(t.viewItem,{name:!0})){if(0===t.viewItem.childCount)return;const e=[...t.viewItem.getChildren()];let i=!1;for(const t of e)i&&!ut(t)&&t._remove(),ut(t)&&(i=!0)}};function at(e){return(t,i)=>{if(i.isPhantom)return;const n=i.modelPosition.nodeBefore;if(n&&n.is("element","listItem")){const t=i.mapper.toViewElement(n),o=t.getAncestors().find(ut),s=e.createPositionAt(t,0).getWalker();for(const e of s){if("elementStart"==e.type&&e.item.is("element","li")){i.viewPosition=e.previousPosition;break}if("elementEnd"==e.type&&e.item==o){i.viewPosition=e.nextPosition;break}}}}}const lt=function(e,[t,i]){let n,o=t.is("documentFragment")?t.getChild(0):t;if(n=i?this.createSelection(i):this.document.selection,o&&o.is("element","listItem")){const e=n.getFirstPosition();let t=null;if(e.parent.is("element","listItem")?t=e.parent:e.nodeBefore&&e.nodeBefore.is("element","listItem")&&(t=e.nodeBefore),t){const e=t.getAttribute("listIndent");if(e>0)for(;o&&o.is("element","listItem");)o._setAttribute("listIndent",o.getAttribute("listIndent")+e),o=o.nextSibling}}};function ct(e){const t=new Ee.rU({startPosition:e});let i;do{i=t.next()}while(!i.value.item.is("element","listItem"));return i.value.item}function dt(e,t,i,n,o,s){const r=$e(t.nodeBefore,{sameIndent:!0,smallerIndent:!0,listIndent:e}),a=o.mapper,l=o.writer,c=r?r.getAttribute("listIndent"):null;let d;if(r)if(c==e){const e=a.toViewElement(r).parent;d=l.createPositionAfter(e)}else{const e=s.createPositionAt(r,"end");d=a.toViewPosition(e)}else d=i;d=Ue(d);for(const e of[...n.getChildren()])ut(e)&&(d=l.move(l.createRangeOn(e),d).end,He(l,e,e.nextSibling),He(l,e.previousSibling,e))}function ut(e){return e.is("element","ol")||e.is("element","ul")}class ht extends n.k_{static get pluginName(){return"LegacyListEditing"}static get requires(){return[s.x,o.ep,Ye]}init(){const e=this.editor;e.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const t=e.data,i=e.editing;var n;e.model.document.registerPostFixer((t=>function(e,t){const i=e.document.differ.getChanges(),n=new Map;let o=!1;for(const n of i)if("insert"==n.type&&"listItem"==n.name)s(n.position);else if("insert"==n.type&&"listItem"!=n.name){if("$text"!=n.name){const i=n.position.nodeAfter;i.hasAttribute("listIndent")&&(t.removeAttribute("listIndent",i),o=!0),i.hasAttribute("listType")&&(t.removeAttribute("listType",i),o=!0),i.hasAttribute("listStyle")&&(t.removeAttribute("listStyle",i),o=!0),i.hasAttribute("listReversed")&&(t.removeAttribute("listReversed",i),o=!0),i.hasAttribute("listStart")&&(t.removeAttribute("listStart",i),o=!0);for(const t of Array.from(e.createRangeIn(i)).filter((e=>e.item.is("element","listItem"))))s(t.previousPosition)}s(n.position.getShiftedBy(n.length))}else"remove"==n.type&&"listItem"==n.name?s(n.position):("attribute"==n.type&&"listIndent"==n.attributeKey||"attribute"==n.type&&"listType"==n.attributeKey)&&s(n.range.start);for(const e of n.values())r(e),a(e);return o;function s(e){const t=e.nodeBefore;if(t&&t.is("element","listItem")){let e=t;if(n.has(e))return;for(let t=e.previousSibling;t&&t.is("element","listItem");t=e.previousSibling)if(e=t,n.has(e))return;n.set(t,e)}else{const t=e.nodeAfter;t&&t.is("element","listItem")&&n.set(t,t)}}function r(e){let i=0,n=null;for(;e&&e.is("element","listItem");){const s=e.getAttribute("listIndent");if(s>i){let r;null===n?(n=s-i,r=i):(n>s&&(n=s),r=s-n),t.setAttribute("listIndent",r,e),o=!0}else n=null,i=e.getAttribute("listIndent")+1;e=e.nextSibling}}function a(e){let i=[],n=null;for(;e&&e.is("element","listItem");){const s=e.getAttribute("listIndent");if(n&&n.getAttribute("listIndent")>s&&(i=i.slice(0,s+1)),0!=s)if(i[s]){const n=i[s];e.getAttribute("listType")!=n&&(t.setAttribute("listType",n,e),o=!0)}else i[s]=e.getAttribute("listType");n=e,e=e.nextSibling}}}(e.model,t))),i.mapper.registerViewToModelLength("li",mt),t.mapper.registerViewToModelLength("li",mt),i.mapper.on("modelToViewPosition",at(i.view)),i.mapper.on("viewToModelPosition",(n=e.model,(e,t)=>{const i=t.viewPosition,o=i.parent,s=t.mapper;if("ul"==o.name||"ol"==o.name){if(i.isAtEnd){const e=s.toModelElement(i.nodeBefore),o=s.getModelLength(i.nodeBefore);t.modelPosition=n.createPositionBefore(e).getShiftedBy(o)}else{const e=s.toModelElement(i.nodeAfter);t.modelPosition=n.createPositionBefore(e)}e.stop()}else if("li"==o.name&&i.nodeBefore&&("ul"==i.nodeBefore.name||"ol"==i.nodeBefore.name)){const r=s.toModelElement(o);let a=1,l=i.nodeBefore;for(;l&&ut(l);)a+=s.getModelLength(l),l=l.previousSibling;t.modelPosition=n.createPositionBefore(r).getShiftedBy(a),e.stop()}})),t.mapper.on("modelToViewPosition",at(i.view)),e.conversion.for("editingDowncast").add((t=>{t.on("insert",it,{priority:"high"}),t.on("insert:listItem",Xe(e.model)),t.on("attribute:listType:listItem",et,{priority:"high"}),t.on("attribute:listType:listItem",tt,{priority:"low"}),t.on("attribute:listIndent:listItem",function(e){return(t,i,n)=>{if(!n.consumable.consume(i.item,"attribute:listIndent"))return;const o=n.mapper.toViewElement(i.item),s=n.writer;s.breakContainer(s.createPositionBefore(o)),s.breakContainer(s.createPositionAfter(o));const r=o.parent,a=r.previousSibling,l=s.createRangeOn(r);s.remove(l),a&&a.nextSibling&&He(s,a,a.nextSibling),dt(i.attributeOldValue+1,i.range.start,l.start,o,n,e),We(i.item,o,n,e);for(const e of i.item.getChildren())n.consumable.consume(e,"insert")}}(e.model)),t.on("remove:listItem",function(e){return(t,i,n)=>{const o=n.mapper.toViewPosition(i.position).getLastMatchingPosition((e=>!e.item.is("element","li"))).nodeAfter,s=n.writer;s.breakContainer(s.createPositionBefore(o)),s.breakContainer(s.createPositionAfter(o));const r=o.parent,a=r.previousSibling,l=s.createRangeOn(r),c=s.remove(l);a&&a.nextSibling&&He(s,a,a.nextSibling),dt(n.mapper.toModelElement(o).getAttribute("listIndent")+1,i.position,l.start,o,n,e);for(const e of s.createRangeIn(c).getItems())n.mapper.unbindViewElement(e);t.stop()}}(e.model)),t.on("remove",nt,{priority:"low"})})),e.conversion.for("dataDowncast").add((t=>{t.on("insert",it,{priority:"high"}),t.on("insert:listItem",Xe(e.model))})),e.conversion.for("upcast").add((e=>{e.on("element:ul",st,{priority:"high"}),e.on("element:ol",st,{priority:"high"}),e.on("element:li",rt,{priority:"high"}),e.on("element:li",ot)})),e.model.on("insertContent",lt,{priority:"high"}),e.commands.add("numberedList",new Le(e,"numbered")),e.commands.add("bulletedList",new Le(e,"bulleted")),e.commands.add("indentList",new De(e,"forward")),e.commands.add("outdentList",new De(e,"backward"));const o=i.view.document;this.listenTo(o,"enter",((e,t)=>{const i=this.editor.model.document,n=i.selection.getLastPosition().parent;i.selection.isCollapsed&&"listItem"==n.name&&n.isEmpty&&(this.editor.execute("outdentList"),t.preventDefault(),e.stop())}),{context:"li"}),this.listenTo(o,"delete",((e,t)=>{if("backward"!==t.direction)return;const i=this.editor.model.document.selection;if(!i.isCollapsed)return;const n=i.getFirstPosition();if(!n.isAtStart)return;const o=n.parent;"listItem"===o.name&&(o.previousSibling&&"listItem"===o.previousSibling.name||(this.editor.execute("outdentList"),t.preventDefault(),e.stop()))}),{context:"li"}),this.listenTo(e.editing.view.document,"tab",((t,i)=>{const n=i.shiftKey?"outdentList":"indentList";this.editor.commands.get(n).isEnabled&&(e.execute(n),i.stopPropagation(),i.preventDefault(),t.stop())}),{context:"li"})}afterInit(){const e=this.editor.commands,t=e.get("indent"),i=e.get("outdent");t&&t.registerChildCommand(e.get("indentList")),i&&i.registerChildCommand(e.get("outdentList"))}}function mt(e){let t=1;for(const i of e.getChildren())if("ul"==i.name||"ol"==i.name)for(const e of i.getChildren())t+=mt(e);return t}class gt extends n.k_{static get requires(){return[ht,X]}static get pluginName(){return"LegacyList"}}class ft extends n.uB{constructor(e,t){super(e),this.defaultType=t}refresh(){this.value=this._getValue(),this.isEnabled=this._checkEnabled()}execute(e={}){this._tryToConvertItemsToList(e);const t=this.editor.model,i=Ke(t);i.length&&t.change((t=>{for(const n of i)t.setAttribute("listStyle",e.type||this.defaultType,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")?e.getAttribute("listStyle"):null}_checkEnabled(){const e=this.editor,t=e.commands.get("numberedList"),i=e.commands.get("bulletedList");return t.isEnabled||i.isEnabled}_tryToConvertItemsToList(e){if(!e.type)return;const t=Je(e.type);if(!t)return;const i=this.editor,n=`${t}List`;i.commands.get(n).value||i.execute(n)}}class pt extends n.uB{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute(e={}){const t=this.editor.model,i=Ke(t).filter((e=>"numbered"==e.getAttribute("listType")));t.change((t=>{for(const n of i)t.setAttribute("listReversed",!!e.reversed,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")&&"numbered"==e.getAttribute("listType")?e.getAttribute("listReversed"):null}}class bt extends n.uB{refresh(){const e=this._getValue();this.value=e,this.isEnabled=null!=e}execute({startIndex:e=1}={}){const t=this.editor.model,i=Ke(t).filter((e=>"numbered"==e.getAttribute("listType")));t.change((t=>{for(const n of i)t.setAttribute("listStart",e>=0?e:1,n)}))}_getValue(){const e=this.editor.model.document.selection.getFirstPosition().parent;return e&&e.is("element","listItem")&&"numbered"==e.getAttribute("listType")?e.getAttribute("listStart"):null}}const wt="default";class vt extends n.k_{static get requires(){return[ht]}static get pluginName(){return"LegacyListPropertiesEditing"}constructor(e){super(e),e.config.define("list",{properties:{styles:!0,startIndex:!1,reversed:!1}})}init(){const e=this.editor,t=e.model,i=function(e){const t=[];return e.styles&&t.push({attributeName:"listStyle",defaultValue:wt,addCommand(e){e.commands.add("listStyle",new ft(e,wt))},appliesToListItem:()=>!0,setAttributeOnDowncast(e,t,i){t&&t!==wt?e.setStyle("list-style-type",t,i):e.removeStyle("list-style-type",i)},getAttributeOnUpcast:e=>e.getStyle("list-style-type")||wt}),e.reversed&&t.push({attributeName:"listReversed",defaultValue:!1,addCommand(e){e.commands.add("listReversed",new pt(e))},appliesToListItem:e=>"numbered"==e.getAttribute("listType"),setAttributeOnDowncast(e,t,i){t?e.setAttribute("reversed","reversed",i):e.removeAttribute("reversed",i)},getAttributeOnUpcast:e=>e.hasAttribute("reversed")}),e.startIndex&&t.push({attributeName:"listStart",defaultValue:1,addCommand(e){e.commands.add("listStart",new bt(e))},appliesToListItem:e=>"numbered"==e.getAttribute("listType"),setAttributeOnDowncast(e,t,i){0==t||t>1?e.setAttribute("start",t,i):e.removeAttribute("start",i)},getAttributeOnUpcast(e){const t=e.getAttribute("start");return t>=0?t:1}}),t}(e.config.get("list.properties"));t.schema.extend("listItem",{allowAttributes:i.map((e=>e.attributeName))});for(const t of i)t.addCommand(e);var n;this.listenTo(e.commands.get("indentList"),"_executeCleanup",function(e,t){return(i,n)=>{const o=n[0],s=o.getAttribute("listIndent"),r=n.filter((e=>e.getAttribute("listIndent")===s));let a=null;o.previousSibling.getAttribute("listIndent")+1!==s&&(a=$e(o.previousSibling,{sameIndent:!0,direction:"backward",listIndent:s})),e.model.change((e=>{for(const i of r)for(const n of t)if(n.appliesToListItem(i)){const t=null==a?n.defaultValue:a.getAttribute(n.attributeName);e.setAttribute(n.attributeName,t,i)}}))}}(e,i)),this.listenTo(e.commands.get("outdentList"),"_executeCleanup",function(e,t){return(i,n)=>{if(!(n=n.reverse().filter((e=>e.is("element","listItem")))).length)return;const o=n[0].getAttribute("listIndent"),s=n[0].getAttribute("listType");let r=n[0].previousSibling;if(r.is("element","listItem"))for(;r.getAttribute("listIndent")!==o;)r=r.previousSibling;else r=null;r||(r=n[n.length-1].nextSibling),r&&r.is("element","listItem")&&r.getAttribute("listType")===s&&e.model.change((e=>{const i=n.filter((e=>e.getAttribute("listIndent")===o));for(const n of i)for(const i of t)if(i.appliesToListItem(n)){const t=i.attributeName,o=r.getAttribute(t);e.setAttribute(t,o,n)}}))}}(e,i)),this.listenTo(e.commands.get("bulletedList"),"_executeCleanup",kt(e)),this.listenTo(e.commands.get("numberedList"),"_executeCleanup",kt(e)),t.document.registerPostFixer(function(e,t){return i=>{let n=!1;const o=Ct(e.model.document.differ.getChanges()).filter((e=>"todo"!==e.getAttribute("listType")));if(!o.length)return n;let s=o[o.length-1].nextSibling;if((!s||!s.is("element","listItem"))&&(s=o[0].previousSibling,s)){const e=o[0].getAttribute("listIndent");for(;s.is("element","listItem")&&s.getAttribute("listIndent")!==e&&(s=s.previousSibling,s););}for(const e of t){const t=e.attributeName;for(const r of o)if(e.appliesToListItem(r))if(r.hasAttribute(t)){const o=r.previousSibling;yt(o,r,e.attributeName)&&(i.setAttribute(t,o.getAttribute(t),r),n=!0)}else _t(s,r,e)?i.setAttribute(t,s.getAttribute(t),r):i.setAttribute(t,e.defaultValue,r),n=!0;else i.removeAttribute(t,r)}return n}}(e,i)),e.conversion.for("upcast").add((n=i,e=>{e.on("element:li",((e,t,i)=>{if(!t.modelRange)return;const o=t.viewItem.parent,s=t.modelRange.start.nodeAfter||t.modelRange.end.nodeBefore;for(const e of n)if(e.appliesToListItem(s)){const t=e.getAttributeOnUpcast(o);i.writer.setAttribute(e.attributeName,t,s)}}),{priority:"low"})})),e.conversion.for("downcast").add(function(e){return t=>{for(const i of e)t.on(`attribute:${i.attributeName}:listItem`,((e,t,n)=>{const o=n.writer,s=t.item,r=$e(s.previousSibling,{sameIndent:!0,listIndent:s.getAttribute("listIndent"),direction:"backward"}),a=n.mapper.toViewElement(s);var l,c;l=s,(c=r)&&l.getAttribute("listType")===c.getAttribute("listType")&&l.getAttribute("listIndent")===c.getAttribute("listIndent")&&l.getAttribute("listStyle")===c.getAttribute("listStyle")&&l.getAttribute("listReversed")===c.getAttribute("listReversed")&&l.getAttribute("listStart")===c.getAttribute("listStart")||o.breakContainer(o.createPositionBefore(a)),i.setAttributeOnDowncast(o,t.attributeNewValue,a.parent)}),{priority:"low"})}}(i)),this._mergeListAttributesWhileMergingLists(i)}afterInit(){const e=this.editor;e.commands.get("todoList")&&e.model.document.registerPostFixer(function(e){return t=>{const i=Ct(e.model.document.differ.getChanges()).filter((e=>"todo"===e.getAttribute("listType")&&(e.hasAttribute("listStyle")||e.hasAttribute("listReversed")||e.hasAttribute("listStart"))));if(!i.length)return!1;for(const e of i)t.removeAttribute("listStyle",e),t.removeAttribute("listReversed",e),t.removeAttribute("listStart",e);return!0}}(e))}_mergeListAttributesWhileMergingLists(e){const t=this.editor.model;let i;this.listenTo(t,"deleteContent",((e,[t])=>{const n=t.getFirstPosition(),o=t.getLastPosition();if(n.parent===o.parent)return;if(!n.parent.is("element","listItem"))return;const s=o.parent.nextSibling;if(!s||!s.is("element","listItem"))return;const r=$e(n.parent,{sameIndent:!0,listIndent:s.getAttribute("listIndent")});r&&r.getAttribute("listType")===s.getAttribute("listType")&&(i=r)}),{priority:"high"}),this.listenTo(t,"deleteContent",(()=>{i&&(t.change((t=>{const n=$e(i.nextSibling,{sameIndent:!0,listIndent:i.getAttribute("listIndent"),direction:"forward"});if(!n)return void(i=null);const o=[n,...qe(t.createPositionAt(n,0),"forward")];for(const n of o)for(const o of e)if(o.appliesToListItem(n)){const e=o.attributeName,s=i.getAttribute(e);t.setAttribute(e,s,n)}})),i=null)}),{priority:"low"})}}function _t(e,t,i){if(!e)return!1;const n=e.getAttribute(i.attributeName);return!!n&&n!=i.defaultValue&&e.getAttribute("listType")===t.getAttribute("listType")}function yt(e,t,i){if(!e||!e.is("element","listItem"))return!1;if(t.getAttribute("listType")!==e.getAttribute("listType"))return!1;const n=e.getAttribute("listIndent");if(n<1||n!==t.getAttribute("listIndent"))return!1;const o=e.getAttribute(i);return!(!o||o===t.getAttribute(i))}function kt(e){return(t,i)=>{i=i.filter((e=>e.is("element","listItem"))),e.model.change((e=>{for(const t of i)e.removeAttribute("listStyle",t)}))}}function Ct(e){const t=[];for(const i of e){const e=At(i);e&&e.is("element","listItem")&&t.push(e)}return t}function At(e){return"attribute"===e.type?e.range.start.nodeAfter:"insert"===e.type?e.position.nodeAfter:null}class Et extends n.k_{static get requires(){return[vt,ve]}static get pluginName(){return"LegacyListProperties"}}const xt="todoListChecked";class Tt extends n.uB{constructor(e){super(e),this._selectedElements=[],this.on("execute",(()=>{this.refresh()}),{priority:"highest"})}refresh(){this._selectedElements=this._getSelectedItems(),this.value=this._selectedElements.every((e=>!!e.getAttribute(xt))),this.isEnabled=!!this._selectedElements.length}_getSelectedItems(){const e=this.editor.model,t=e.schema,i=e.document.selection.getFirstRange(),n=i.start.parent,o=[];t.checkAttribute(n,xt)&&o.push(n);for(const e of i.getItems())t.checkAttribute(e,xt)&&!o.includes(e)&&o.push(e);return o}execute(e={}){this.editor.model.change((t=>{for(const i of this._selectedElements)(void 0===e.forceValue?!this.value:e.forceValue)?t.setAttribute(xt,!0,i):t.removeAttribute(xt,i)}))}}const Pt=(e,t,i)=>{const n=t.modelCursor,o=n.parent,s=t.viewItem;if("checkbox"!=s.getAttribute("type")||"listItem"!=o.name||!n.isAtStart)return;if(!i.consumable.consume(s,{name:!0}))return;const r=i.writer;r.setAttribute("listType","todo",o),t.viewItem.hasAttribute("checked")&&r.setAttribute("todoListChecked",!0,o),t.modelRange=r.createRange(n)};function It(e){return(t,i)=>{const n=i.modelPosition,o=n.parent;if(!o.is("element","listItem")||"todo"!=o.getAttribute("listType"))return;const s=Vt(i.mapper.toViewElement(o),e);s&&(i.viewPosition=i.mapper.findPositionIn(s,n.offset))}}function St(e,t,i,n){return t.createUIElement("label",{class:"todo-list__label",contenteditable:!1},(function(t){const o=(0,r.n)(document,"input",{type:"checkbox",tabindex:"-1"});i&&o.setAttribute("checked","checked"),o.addEventListener("change",(()=>n(e)));const s=this.toDomElement(t);return s.appendChild(o),s}))}function Vt(e,t){const i=t.createRangeIn(e);for(const e of i)if(e.item.is("containerElement","span")&&e.item.hasClass("todo-list__label__description"))return e.item}const Rt=(0,r.ZX)("Ctrl+Enter");class Bt extends n.k_{static get pluginName(){return"LegacyTodoListEditing"}static get requires(){return[ht]}init(){const e=this.editor,{editing:t,data:i,model:n}=e;n.schema.extend("listItem",{allowAttributes:["todoListChecked"]}),n.schema.addAttributeCheck(((e,t)=>{const i=e.last;if("todoListChecked"==t&&"listItem"==i.name&&"todo"!=i.getAttribute("listType"))return!1})),e.commands.add("todoList",new Le(e,"todo"));const o=new Tt(e);var s,a;e.commands.add("checkTodoList",o),e.commands.add("todoListCheck",o),i.downcastDispatcher.on("insert:listItem",function(e){return(t,i,n)=>{const o=n.consumable;if(!o.test(i.item,"insert")||!o.test(i.item,"attribute:listType")||!o.test(i.item,"attribute:listIndent"))return;if("todo"!=i.item.getAttribute("listType"))return;const s=i.item;o.consume(s,"insert"),o.consume(s,"attribute:listType"),o.consume(s,"attribute:listIndent"),o.consume(s,"attribute:todoListChecked");const r=n.writer,a=ze(s,n);r.addClass("todo-list",a.parent);const l=r.createContainerElement("label",{class:"todo-list__label"}),c=r.createEmptyElement("input",{type:"checkbox",disabled:"disabled"}),d=r.createContainerElement("span",{class:"todo-list__label__description"});s.getAttribute("todoListChecked")&&r.setAttribute("checked","checked",c),r.insert(r.createPositionAt(a,0),l),r.insert(r.createPositionAt(l,0),c),r.insert(r.createPositionAfter(c),d),We(s,a,n,e)}}(n),{priority:"high"}),i.upcastDispatcher.on("element:input",Pt,{priority:"high"}),t.downcastDispatcher.on("insert:listItem",function(e,t){return(i,n,o)=>{const s=o.consumable;if(!s.test(n.item,"insert")||!s.test(n.item,"attribute:listType")||!s.test(n.item,"attribute:listIndent"))return;if("todo"!=n.item.getAttribute("listType"))return;const r=n.item;s.consume(r,"insert"),s.consume(r,"attribute:listType"),s.consume(r,"attribute:listIndent"),s.consume(r,"attribute:todoListChecked");const a=o.writer,l=ze(r,o),c=!!r.getAttribute("todoListChecked"),d=St(r,a,c,t),u=a.createContainerElement("span",{class:"todo-list__label__description"});a.addClass("todo-list",l.parent),a.insert(a.createPositionAt(l,0),d),a.insert(a.createPositionAfter(d),u),We(r,l,o,e)}}(n,(e=>this._handleCheckmarkChange(e))),{priority:"high"}),t.downcastDispatcher.on("attribute:listType:listItem",(s=e=>this._handleCheckmarkChange(e),a=t.view,(e,t,i)=>{if(!i.consumable.consume(t.item,e.name))return;const n=i.mapper.toViewElement(t.item),o=i.writer,r=function(e,t){const i=t.createRangeIn(e);for(const e of i)if(e.item.is("uiElement","label"))return e.item}(n,a);if("todo"==t.attributeNewValue){const e=!!t.item.getAttribute("todoListChecked"),i=St(t.item,o,e,s),r=o.createContainerElement("span",{class:"todo-list__label__description"}),a=o.createRangeIn(n),l=je(n),c=Ue(a.start),d=l?o.createPositionBefore(l):a.end,u=o.createRange(c,d);o.addClass("todo-list",n.parent),o.move(u,o.createPositionAt(r,0)),o.insert(o.createPositionAt(n,0),i),o.insert(o.createPositionAfter(i),r)}else if("todo"==t.attributeOldValue){const e=Vt(n,a);o.removeClass("todo-list",n.parent),o.remove(r),o.move(o.createRangeIn(e),o.createPositionBefore(e)),o.remove(e)}})),t.downcastDispatcher.on("attribute:todoListChecked:listItem",function(e){return(t,i,n)=>{if("todo"!=i.item.getAttribute("listType"))return;if(!n.consumable.consume(i.item,"attribute:todoListChecked"))return;const{mapper:o,writer:s}=n,r=!!i.item.getAttribute("todoListChecked"),a=o.toViewElement(i.item).getChild(0),l=St(i.item,s,r,e);s.insert(s.createPositionAfter(a),l),s.remove(a)}}((e=>this._handleCheckmarkChange(e)))),t.mapper.on("modelToViewPosition",It(t.view)),i.mapper.on("modelToViewPosition",It(t.view)),this.listenTo(t.view.document,"arrowKey",function(e,t){return(i,n)=>{if("left"!=(0,r.Kf)(n.keyCode,t.contentLanguageDirection))return;const o=e.schema,s=e.document.selection;if(!s.isCollapsed)return;const a=s.getFirstPosition(),l=a.parent;if("listItem"===l.name&&"todo"==l.getAttribute("listType")&&a.isAtStart){const t=o.getNearestSelectionRange(e.createPositionBefore(l),"backward");t&&e.change((e=>e.setSelection(t))),n.preventDefault(),n.stopPropagation(),i.stop()}}}(n,e.locale),{context:"li"}),this.listenTo(t.view.document,"keydown",((t,i)=>{(0,r.QC)(i)===Rt&&(e.execute("checkTodoList"),t.stop())}),{priority:"high"});const l=new Set;this.listenTo(n,"applyOperation",((e,t)=>{const i=t[0];if("rename"==i.type&&"listItem"==i.oldName){const e=i.position.nodeAfter;e.hasAttribute("todoListChecked")&&l.add(e)}else if("changeAttribute"==i.type&&"listType"==i.key&&"todo"===i.oldValue)for(const e of i.range.getItems())e.hasAttribute("todoListChecked")&&"todo"!==e.getAttribute("listType")&&l.add(e)})),n.document.registerPostFixer((e=>{let t=!1;for(const i of l)e.removeAttribute("todoListChecked",i),t=!0;return l.clear(),t})),this._initAriaAnnouncements()}_handleCheckmarkChange(e){const t=this.editor,i=t.model,n=Array.from(i.document.selection.getRanges());i.change((i=>{i.setSelection(e,"end"),t.execute("checkTodoList"),i.setSelection(n)}))}_initAriaAnnouncements(){const{model:e,ui:t,t:i}=this.editor;let n=null;t&&e.document.selection.on("change:range",(()=>{const o=e.document.selection.focus.parent,s=Mt(n),r=Mt(o);s&&!r?t.ariaLiveAnnouncer.announce(i("Leaving a to-do list")):!s&&r&&t.ariaLiveAnnouncer.announce(i("Entering a to-do list")),n=o}))}}function Mt(e){return!!e&&e.is("element","listItem")&&"todo"===e.getAttribute("listType")}class Ot extends n.k_{static get requires(){return[Bt,Me]}static get pluginName(){return"LegacyTodoList"}}class Lt extends n.k_{static get pluginName(){return"AdjacentListsSupport"}init(){const e=this.editor;e.model.schema.register("listSeparator",{allowWhere:"$block",isBlock:!0}),e.conversion.for("upcast").add((e=>{e.on("element:ol",Ft()),e.on("element:ul",Ft())})).elementToElement({model:"listSeparator",view:"ck-list-separator"}),e.conversion.for("editingDowncast").elementToElement({model:"listSeparator",view:{name:"div",classes:["ck-list-separator","ck-hidden"]}}),e.conversion.for("dataDowncast").elementToElement({model:"listSeparator",view:(e,t)=>{const i=t.writer.createContainerElement("ck-list-separator");return t.writer.setCustomProperty("dataPipeline:transparentRendering",!0,i),i.getFillerOffset=()=>null,i}})}}function Ft(){return(e,t,i)=>{const n=t.viewItem,o=n.nextSibling;if(!o)return;if(n.name!==o.name)return;t.modelRange||Object.assign(t,i.convertChildren(t.viewItem,t.modelCursor));const s=i.writer,r=s.createElement("listSeparator");if(!i.safeInsert(r,t.modelCursor))return;const a=i.getSplitParts(r);t.modelRange=s.createRange(t.modelRange.start,s.createPositionAfter(a[a.length-1])),i.updateConversionResult(r,t)}}class Nt extends n.k_{static get requires(){return[ee]}static get pluginName(){return"DocumentList"}constructor(e){super(e),(0,r.FF)("plugin-obsolete-documentlist",{pluginName:"DocumentList"})}}class Dt extends n.k_{static get requires(){return[Ae]}static get pluginName(){return"DocumentListProperties"}constructor(e){super(e),(0,r.FF)("plugin-obsolete-documentlistproperties",{pluginName:"DocumentListProperties"})}}class zt extends n.k_{static get requires(){return[Oe]}static get pluginName(){return"TodoDocumentList"}constructor(e){super(e),(0,r.FF)("plugin-obsolete-tododocumentlist",{pluginName:"TodoDocumentList"})}}},2801:(e,t,i)=>{"use strict";i.r(t),i.d(t,{DomWrapperView:()=>w,Mention:()=>I,MentionEditing:()=>a,MentionListItemView:()=>v,MentionUI:()=>k,MentionsView:()=>b});var n=i(1204),o=i(5318);const s={"(":")","[":"]","{":"}"};class r extends n.uB{constructor(e){super(e),this._isEnabledBasedOnSelection=!1}refresh(){const e=this.editor.model,t=e.document;this.isEnabled=e.schema.checkAttributeInSelection(t.selection,"mention")}execute(e){const t=this.editor.model,i=t.document.selection,n="string"==typeof e.mention?{id:e.mention}:e.mention,r=n.id,a=e.range||i.getFirstRange();if(!t.canEditAt(a))return;const c=e.text||r,d=l({_text:c,id:r},n);if(1!=e.marker.length)throw new o.Yb("mentioncommand-incorrect-marker",this);if(r.charAt(0)!=e.marker)throw new o.Yb("mentioncommand-incorrect-id",this);t.change((e=>{const n=(0,o.av)(i.getAttributes()),r=new Map(n.entries());r.set("mention",d);const l=t.insertContent(e.createText(c,r),a),u=l.start.nodeBefore,h=l.end.nodeAfter,m=h&&h.is("$text")&&h.data.startsWith(" ");let g=!1;if(u&&h&&u.is("$text")&&h.is("$text")){const e=u.data.slice(-1),t=e in s,i=t&&h.data.startsWith(s[e]);g=t&&i}g||m||t.insertContent(e.createText(" ",n),a.start.getShiftedBy(c.length))}))}}class a extends n.k_{static get pluginName(){return"MentionEditing"}init(){const e=this.editor,t=e.model,i=t.document;t.schema.extend("$text",{allowAttributes:"mention"}),e.conversion.for("upcast").elementToAttribute({view:{name:"span",key:"data-mention",classes:"mention"},model:{key:"mention",value:e=>c(e)}}),e.conversion.for("downcast").attributeToElement({model:"mention",view:u}),e.conversion.for("downcast").add(d),i.registerPostFixer((e=>function(e,t,i){const n=t.differ.getChanges();let o=!1;for(const t of n){if("attribute"==t.type)continue;const n=t.position;if("$text"==t.name){const t=n.textNode&&n.textNode.nextSibling;o=m(n.textNode,e)||o,o=m(t,e)||o,o=m(n.nodeBefore,e)||o,o=m(n.nodeAfter,e)||o}if("$text"!=t.name&&"insert"==t.type){const t=n.nodeAfter;for(const i of e.createRangeIn(t).getItems())o=m(i,e)||o}if("insert"==t.type&&i.isInline(t.name)){const t=n.nodeAfter&&n.nodeAfter.nextSibling;o=m(n.nodeBefore,e)||o,o=m(t,e)||o}}return o}(e,i,t.schema))),i.registerPostFixer((e=>function(e,t){const i=t.differ.getChanges();let n=!1;for(const t of i)if("attribute"===t.type&&"mention"!=t.attributeKey){const i=t.range.start.nodeBefore,o=t.range.end.nodeAfter;for(const s of[i,o])h(s)&&s.getAttribute(t.attributeKey)!=t.attributeNewValue&&(e.setAttribute(t.attributeKey,t.attributeNewValue,s),n=!0)}return n}(e,i))),i.registerPostFixer((e=>function(e,t){const i=t.selection,n=i.focus;return!!(i.isCollapsed&&i.hasAttribute("mention")&&function(e){const t=e.isAtStart;return e.nodeBefore&&e.nodeBefore.is("$text")||t}(n))&&(e.removeSelectionAttribute("mention"),!0)}(e,i))),e.commands.add("mention",new r(e))}}function l(e,t){return Object.assign({uid:(0,o.Ld)()},e,t||{})}function c(e,t){const i=e.getAttribute("data-mention"),n=e.getChild(0);if(n)return l({id:i,_text:n.data},t)}function d(e){e.on("attribute:mention",((e,t,i)=>{const n=t.attributeNewValue;if(!t.item.is("$textProxy")||!n)return;const o=t.range.start;(o.textNode||o.nodeAfter).data!=n._text&&i.consumable.consume(t.item,e.name)}),{priority:"highest"})}function u(e,{writer:t}){if(!e)return;const i={class:"mention","data-mention":e.id},n={id:e.uid,priority:20};return t.createAttributeElement("span",i,n)}function h(e){return!(!e||!e.is("$text")&&!e.is("$textProxy")||!e.hasAttribute("mention"))&&e.data!=e.getAttribute("mention")._text}function m(e,t){return!!h(e)&&(t.removeAttribute("mention",e),!0)}var g=i(949),f=i(7211),p=i(2223);class b extends g.uO{constructor(e){super(e),this.extendTemplate({attributes:{class:["ck-mentions"],tabindex:"-1"}})}selectFirst(){this.select(0)}selectNext(){const e=this.selected,t=this.items.getIndex(e);this.select(t+1)}selectPrevious(){const e=this.selected,t=this.items.getIndex(e);this.select(t-1)}select(e){let t=0;e>0&&e{i?(this.domElement.classList.add("ck-on"),this.domElement.classList.remove("ck-off")):(this.domElement.classList.add("ck-off"),this.domElement.classList.remove("ck-on"))})),this.listenTo(this.domElement,"click",(()=>{this.fire("execute")}))}render(){super.render(),this.element=this.domElement}focus(){this.domElement.focus()}}class v extends g.BD{highlight(){this.children.first.isOn=!0}removeHighlight(){this.children.first.isOn=!1}}const _=[o.uP.arrowup,o.uP.arrowdown,o.uP.esc],y=[o.uP.enter,o.uP.tab];class k extends n.k_{static get pluginName(){return"MentionUI"}static get requires(){return[g.pU]}constructor(e){super(e),this._items=new o.pM,this._mentionsView=this._createMentionView(),this._mentionsConfigurations=new Map,this._requestFeedDebounced=(0,p.A)(this._requestFeed,100),e.config.define("mention",{feeds:[]})}init(){const e=this.editor,t=e.config.get("mention.commitKeys")||y,i=_.concat(t);this._balloon=e.plugins.get(g.pU),e.editing.view.document.on("keydown",((e,n)=>{var s;s=n.keyCode,i.includes(s)&&this._isUIVisible&&(n.preventDefault(),e.stop(),n.keyCode==o.uP.arrowdown&&this._mentionsView.selectNext(),n.keyCode==o.uP.arrowup&&this._mentionsView.selectPrevious(),t.includes(n.keyCode)&&this._mentionsView.executeSelected(),n.keyCode==o.uP.esc&&this._hideUIAndRemoveMarker())}),{priority:"highest"}),(0,g.wy)({emitter:this._mentionsView,activator:()=>this._isUIVisible,contextElements:()=>[this._balloon.view.element],callback:()=>this._hideUIAndRemoveMarker()});const n=e.config.get("mention.feeds");for(const e of n){const{feed:t,marker:i,dropdownLimit:n}=e;if(!T(i))throw new o.Yb("mentionconfig-incorrect-marker",null,{marker:i});const s={marker:i,feedCallback:"function"==typeof t?t.bind(this.editor):x(t),itemRenderer:e.itemRenderer,dropdownLimit:n};this._mentionsConfigurations.set(i,s)}this._setupTextWatcher(n),this.listenTo(e,"change:isReadOnly",(()=>{this._hideUIAndRemoveMarker()})),this.on("requestFeed:response",((e,t)=>this._handleFeedResponse(t))),this.on("requestFeed:error",(()=>this._hideUIAndRemoveMarker()))}destroy(){super.destroy(),this._mentionsView.destroy()}get _isUIVisible(){return this._balloon.visibleView===this._mentionsView}_createMentionView(){const e=this.editor.locale,t=new b(e);return t.items.bindTo(this._items).using((i=>{const{item:n,marker:o}=i,{dropdownLimit:s}=this._mentionsConfigurations.get(o),r=s||this.editor.config.get("mention.dropdownLimit")||10;if(t.items.length>=r)return null;const a=new v(e),l=this._renderItem(n,o);return l.delegate("execute").to(a),a.children.add(l),a.item=n,a.marker=o,a.on("execute",(()=>{t.fire("execute",{item:n,marker:o})})),a})),t.on("execute",((e,t)=>{const i=this.editor,n=i.model,o=t.item,s=t.marker,r=i.model.markers.get("mention"),a=n.createPositionAt(n.document.selection.focus),l=n.createPositionAt(r.getStart()),c=n.createRange(l,a);this._hideUIAndRemoveMarker(),i.execute("mention",{mention:o,text:o.text,marker:s,range:c}),i.editing.view.focus()})),t}_getItemRenderer(e){const{itemRenderer:t}=this._mentionsConfigurations.get(e);return t}_requestFeed(e,t){this._lastRequested=t;const{feedCallback:i}=this._mentionsConfigurations.get(e),n=i(t);n instanceof Promise?n.then((i=>{this._lastRequested==t?this.fire("requestFeed:response",{feed:i,marker:e,feedText:t}):this.fire("requestFeed:discarded",{feed:i,marker:e,feedText:t})})).catch((t=>{this.fire("requestFeed:error",{error:t}),(0,o.FF)("mention-feed-callback-error",{marker:e})})):this.fire("requestFeed:response",{feed:n,marker:e,feedText:t})}_setupTextWatcher(e){const t=this.editor,i=e.map((e=>({...e,pattern:E(e.marker,e.minimumCharacters||0)}))),n=new f.qV(t.model,function(e){return t=>{const i=A(e,t);if(!i)return!1;let n=0;0!==i.position&&(n=i.position-1);const o=t.substring(n);return i.pattern.test(o)}}(i));n.on("matched",((e,n)=>{const o=A(i,n.text),s=t.model.document.selection.focus,r=t.model.createPositionAt(s.parent,o.position);if(function(e){const t=e.textNode&&e.textNode.hasAttribute("mention"),i=e.nodeBefore;return t||i&&i.is("$text")&&i.hasAttribute("mention")}(s)||function(e){const t=e.nodeAfter;return t&&t.is("$text")&&t.hasAttribute("mention")}(r))return void this._hideUIAndRemoveMarker();const a=function(e,t){let i=0;0!==e.position&&(i=e.position-1);const n=E(e.marker,0);return t.substring(i).match(n)[2]}(o,n.text),l=o.marker.length+a.length,c=s.getShiftedBy(-l),d=s.getShiftedBy(-a.length),u=t.model.createRange(c,d);if(P(t)){const e=t.model.markers.get("mention");t.model.change((t=>{t.updateMarker(e,{range:u})}))}else t.model.change((e=>{e.addMarker("mention",{range:u,usingOperation:!1,affectsData:!1})}));this._requestFeedDebounced(o.marker,a)})),n.on("unmatched",(()=>{this._hideUIAndRemoveMarker()}));const o=t.commands.get("mention");return n.bind("isEnabled").to(o),n}_handleFeedResponse(e){const{feed:t,marker:i}=e;if(!P(this.editor))return;this._items.clear();for(const e of t){const t="object"!=typeof e?{id:e,text:e}:e;this._items.add({item:t,marker:i})}const n=this.editor.model.markers.get("mention");this._items.length?this._showOrUpdateUI(n):this._hideUIAndRemoveMarker()}_showOrUpdateUI(e){this._isUIVisible?this._balloon.updatePosition(this._getBalloonPanelPositionData(e,this._mentionsView.position)):this._balloon.add({view:this._mentionsView,position:this._getBalloonPanelPositionData(e,this._mentionsView.position),singleViewMode:!0}),this._mentionsView.position=this._balloon.view.position,this._mentionsView.selectFirst()}_hideUIAndRemoveMarker(){this._balloon.hasView(this._mentionsView)&&this._balloon.remove(this._mentionsView),P(this.editor)&&this.editor.model.change((e=>e.removeMarker("mention"))),this._mentionsView.position=void 0}_renderItem(e,t){const i=this.editor;let n,o=e.id;const s=this._getItemRenderer(t);if(s){const t=s(e);"string"!=typeof t?n=new w(i.locale,t):o=t}if(!n){const e=new g._(i.locale);e.label=o,e.withText=!0,n=e}return n}_getBalloonPanelPositionData(e,t){const i=this.editor,n=i.editing,s=n.view.domConverter,r=n.mapper;return{target:()=>{let t=e.getRange();"$graveyard"==t.start.root.rootName&&(t=i.model.document.selection.getFirstRange());const n=r.toViewRange(t);return o.rw.getDomRangeRects(s.viewRangeToDom(n)).pop()},limiter:()=>{const e=this.editor.editing.view,t=e.document.selection.editableElement;return t?e.domConverter.mapViewToDom(t.root):null},positions:C(t,i.locale.uiLanguageDirection)}}}function C(e,t){const i={caret_se:e=>({top:e.bottom+3,left:e.right,name:"caret_se",config:{withArrow:!1}}),caret_ne:(e,t)=>({top:e.top-t.height-3,left:e.right,name:"caret_ne",config:{withArrow:!1}}),caret_sw:(e,t)=>({top:e.bottom+3,left:e.right-t.width,name:"caret_sw",config:{withArrow:!1}}),caret_nw:(e,t)=>({top:e.top-t.height-3,left:e.right-t.width,name:"caret_nw",config:{withArrow:!1}})};return Object.prototype.hasOwnProperty.call(i,e)?[i[e]]:"rtl"!==t?[i.caret_se,i.caret_sw,i.caret_ne,i.caret_nw]:[i.caret_sw,i.caret_se,i.caret_nw,i.caret_ne]}function A(e,t){let i;for(const n of e){const e=t.lastIndexOf(n.marker);e>0&&!t.substring(e-1).match(n.pattern)||(!i||e>=i.position)&&(i={marker:n.marker,position:e,minimumCharacters:n.minimumCharacters,pattern:n.pattern})}return i}function E(e,t){const i=0==t?"*":`{${t},}`,n=o._K.features.isRegExpUnicodePropertySupported?"\\p{Ps}\\p{Pi}\"'":"\\(\\[{\"'";return e=e.replace(/[.*+?^${}()\-|[\]\\]/g,"\\$&"),new RegExp(`(?:^|[ ${n}])([${e}])(.${i})$`,"u")}function x(e){return t=>e.filter((e=>("string"==typeof e?e:String(e.id)).toLowerCase().includes(t.toLowerCase())))}function T(e){return e&&1==e.length}function P(e){return e.model.markers.has("mention")}class I extends n.k_{toMentionAttribute(e,t){return c(e,t)}static get pluginName(){return"Mention"}static get requires(){return[a,k]}}},1980:(e,t,i)=>{"use 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