epic (esl-share): initial implementation

package.json

@@ -37,7 +37,9 @@
     "modules/lib.js",
     "src/modules/lib.ts",
     "modules/esl-media/providers/**/*.js",
+    "modules/esl-share/actions/**/*.js",
     "src/modules/esl-media/providers/**/*.ts",
+    "src/modules/esl-share/actions/**/*.ts",
     "modules/draft/esl-carousel/core/view/*.js",
     "src/modules/draft/esl-carousel/core/view/*.ts",
     "polyfills/**/*.js",

pages/src/esl-share/esl-share.less

@@ -0,0 +1,12 @@
+esl-share-list esl-share-button[unavailable] {
+  display: inline-block;
+  opacity: .3;
+  cursor: not-allowed;
+  filter: grayscale(1);
+}
+
+esl-share-button {
+  path, circle {
+    fill: #fff;
+  }
+}

pages/src/localdev.less

@@ -33,6 +33,7 @@
 
 @import "./collection-grid/collection-grid.less";
 @import "./esl-media-demo/test-media.less";
+@import "./esl-share/esl-share.less";
 
 @import "../../src/modules/all.less";
 @import "../../src/modules/draft/all.less";

pages/src/localdev.ts

@@ -32,6 +32,8 @@ import {
   ESLFootnotes,
   ESLTooltip,
   ESLAnimate,
+  ESLShareList,
+  ESLShareConfig,
   ESLRelatedTarget
 } from '../../src/modules/all';
 
@@ -41,6 +43,12 @@ import '../../src/modules/esl-media/providers/html5/video-provider';
 import '../../src/modules/esl-media/providers/youtube-provider';
 import '../../src/modules/esl-media/providers/brightcove-provider';
 
+import '../../src/modules/esl-share/actions/copy-action';
+import '../../src/modules/esl-share/actions/external-action';
+import '../../src/modules/esl-share/actions/media-action';
+import '../../src/modules/esl-share/actions/native-action';
+import '../../src/modules/esl-share/actions/print-action';
+
 import {
   ESLCarousel,
   ESLCarouselPlugins
@@ -106,5 +114,8 @@ ESLCarouselPlugins.Link.register();
 ESLCarouselPlugins.Touch.register();
 ESLCarouselPlugins.Autoplay.register();
 
+ESLShareConfig.use(() => fetch('/assets/share/config.json').then((response) => response.json()));
+ESLShareList.register();
+
 // Register ESL Mixins
 ESLRelatedTarget.register();

pages/views/examples/share.njk

@@ -0,0 +1,71 @@
+---
+layout: content
+title: Share
+name: Share
+tags: [examples, beta]
+icon: examples/share.svg
+aside:
+  components:
+    - esl-share
+---
+{% import 'lorem.njk' as lorem %}
+
+<section>
+  <h2>Share example</h2>
+
+  <h3>Just a standalone share button</h3>
+  <esl-share-button action="media" link="//www.linkedin.com/sharing/share-offsite/?url={u}" name="linkedin" tabindex="0" role="button" title="LinkedIn">
+    <span title="Linkedin" class="esl-share-icon" style="background-color:#0b77b3;">
+      <svg xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" role="presentation" viewBox="0 0 27.99 27.99"><path d="M6.37 11.33h3.25v10.45H6.37zM8 6.13A1.88 1.88 0 116.12 8 1.88 1.88 0 018 6.13M11.65 11.33h3.12v1.43h.05a3.4 3.4 0 013.07-1.69c3.29 0 3.9 2.17 3.9 5v5.73h-3.25v-5.11c0-1.21 0-2.77-1.69-2.77s-1.94 1.32-1.94 2.69v5.17h-3.25V11.33z"></path></svg>
+    </span>
+  </esl-share-button>
+  <hr>
+
+  <h3>Display list of share buttons of group 'demo'</h3>
+  <p>Shows buttons from a specified group.</p>
+  <esl-share-list group="demo"></esl-share-list>
+  <hr>
+
+  <h3>Display list of share buttons of group 'alternative'</h3>
+  <p>Shows buttons from a specified group.</p>
+  <esl-share-list group="alternative"></esl-share-list>
+  <hr>
+
+  <h3>Display list of share buttons on nonexistent group</h3>
+  <p>Shows buttons from a specified group. Displays all buttons from config when a nonexistent group is specified.</p>
+  <esl-share-list group="foo"></esl-share-list>
+  <hr>
+
+  <h3>Display list of share buttons via list of buttons id</h3>
+  <p>Shows specified buttons. Displays nothing in the case when specified wrong button id.</p>
+  <esl-share-list list="kakao,pusha,alladin,mix,myspace"></esl-share-list>
+  <hr>
+
+  <h3>List of share buttons which presents buttons with all action types</h3>
+  <p>This example shows a button with the native share mechanism on the device which will be inactive on the desktop browser.</p>
+  <esl-share-list list="copy,linkedin,mail,native,print"></esl-share-list>
+  <hr>
+
+  <h3>Display list of share buttons via incorrect list</h3>
+  <p>Shows buttons only with the correct id.</p>
+  <esl-share-list list="twittor , copi"></esl-share-list>
+  <hr>
+
+  <h3>Display list of share buttons (without group or list)</h3>
+  <p>Shows all buttons from config.</p>
+  <esl-share-list data-share-url="https://esl-ui.com/" data-share-title="Exadel Smart Library"></esl-share-list>
+  <hr>
+
+  <h3>Trigger icon with share popup</h3>
+  <p>Displays trigger icon. Hovering or clicking on the icon shows a popup with the list of share icons.</p>
+  <esl-trigger target="#demo-share-popup" mode="toggle" track-click track-hover style="display: inline-block; width: 40px; height: 40px;">
+    <svg viewBox="0 0 483 483" fill="none" xmlns="http://www.w3.org/2000/svg">
+      <g fill="#add1fa">
+        <path d="M395.72,0c-48.204,0-87.281,39.078-87.281,87.281c0,2.036,0.164,4.03,0.309,6.029l-161.233,75.674 c-15.668-14.971-36.852-24.215-60.231-24.215c-48.204,0.001-87.282,39.079-87.282,87.282c0,48.204,39.078,87.281,87.281,87.281 c15.206,0,29.501-3.907,41.948-10.741l69.789,58.806c-3.056,8.896-4.789,18.396-4.789,28.322c0,48.204,39.078,87.281,87.281,87.281 c48.205,0,87.281-39.078,87.281-87.281s-39.077-87.281-87.281-87.281c-15.205,0-29.5,3.908-41.949,10.74l-69.788-58.805 c3.057-8.891,4.789-18.396,4.789-28.322c0-2.035-0.164-4.024-0.308-6.029l161.232-75.674c15.668,14.971,36.852,24.215,60.23,24.215 c48.203,0,87.281-39.078,87.281-87.281C482.999,39.079,443.923,0,395.72,0z"/>
+      </g>
+    </svg>
+  </esl-trigger>
+  <esl-popup id="demo-share-popup" position="top" default-params="{hideDelay: 500}" close-on-esc close-on-outside-action>
+    <esl-share-list group="alternative" style="margin: 10px;"></esl-share-list><span class="esl-popup-arrow"></span>
+  </esl-popup>
+</section>

src/modules/all.less

@@ -23,3 +23,5 @@
 @import "./esl-tooltip/core.less";
 
 @import "./esl-animate/core.less";
+
+@import "./esl-share/core.less";

src/modules/all.ts

@@ -42,3 +42,6 @@ export * from './esl-animate/core';
 
 // Related Target Mixin
 export * from './esl-related-target/core';
+
+// Share
+export * from './esl-share/core';

src/modules/esl-share/README.md

@@ -0,0 +1,15 @@
+# [ESL](../../../) Share
+
+Version: *1.0.0-beta*.
+
+Authors: *Dmytro Shovchko*.
+
+***Important Notice: the component is under beta version, it is tested and ready to use but be aware of its potential critical API changes.***
+
+<a name="intro"></a>
+
+The ESL Share component allows the user to share the page on social media platforms.
+
+**ESLShareButton** is a custom element that is used to show the "Share on social media" button.
+
+**ESLShareList** is a custom element that is used to show the list of social media buttons.

src/modules/esl-share/actions/copy-action.ts

@@ -0,0 +1,38 @@
+import {ESLShareBaseAction} from '../core/esl-share-action';
+import {ESLEventUtils} from '../../esl-utils/dom/events';
+
+import type {ESLShareButton} from '../core/esl-share-button';
+import type {AlertActionParams} from '../../esl-alert/core';
+
+@ESLShareBaseAction.register
+export class ESLShareCopyAction extends ESLShareBaseAction {
+  public static override readonly is: string = 'copy';
+
+  public override get isAvailable(): boolean {
+    return navigator.clipboard !== undefined;
+  }
+
+  protected get alertText(): string {
+    return 'Copied to clipboard';
+  }
+
+  protected get alertParams(): AlertActionParams {
+    return {
+      cls: 'esl-share-alert',
+      html: `<span aria-label="${this.alertText}">${this.alertText}</span>`
+    };
+  }
+
+  public share(shareData: ShareData, $button: ESLShareButton): void {
+    const {url} = shareData;
+    if (!this.isAvailable || !url) return;
+
+    navigator.clipboard.writeText(url);
+    this.showCopyAlert();
+  }
+
+  protected showCopyAlert(): void {
+    const detail = this.alertParams;
+    ESLEventUtils.dispatch(document.body, 'esl:alert:show', {detail});
+  }
+}

src/modules/esl-share/actions/external-action.ts

@@ -0,0 +1,17 @@
+import {ESLShareUrlGenericAction} from './url-generic-action';
+
+import type {ESLShareButton} from '../core/esl-share-button';
+
+@ESLShareUrlGenericAction.register
+export class ESLShareExternalAction extends ESLShareUrlGenericAction {
+  public static override readonly is: string = 'external';
+
+  public share(shareData: ShareData, $button: ESLShareButton): void {
+    const {link} = $button;
+    if (!link) return;
+
+    const a = document.createElement('a');
+    a.href = this.buildURL(link, shareData);
+    a.click();
+  }
+}

src/modules/esl-share/actions/media-action.ts

@@ -0,0 +1,32 @@
+import {ESLShareUrlGenericAction} from './url-generic-action';
+
+import type {ESLShareButton} from '../core/esl-share-button';
+
+@ESLShareUrlGenericAction.register
+export class ESLShareMediaAction extends ESLShareUrlGenericAction {
+  public static override readonly is: string = 'media';
+
+  public static FEATURES: Record<string, number> = {
+    scrollbars: 0,
+    resizable: 1,
+    menubar: 0,
+    left: 100,
+    top: 100,
+    width: 750,
+    height: 500,
+    toolbar: 0,
+    status: 0
+  };
+
+  protected get windowFeatures(): string {
+    const features = (this.constructor as typeof ESLShareMediaAction).FEATURES;
+    return Object.entries(features).map(([key, value]) => `${key}=${value}`).join(',');
+  }
+
+  public share(shareData: ShareData, $button: ESLShareButton): void {
+    const {link} = $button;
+    if (!link) return;
+
+    window.open(this.buildURL(link, shareData), '_blank', this.windowFeatures);
+  }
+}

src/modules/esl-share/actions/native-action.ts

@@ -0,0 +1,18 @@
+import {ESLShareBaseAction} from '../core/esl-share-action';
+
+import type {ESLShareButton} from '../core/esl-share-button';
+
+@ESLShareBaseAction.register
+export class ESLShareNativeAction extends ESLShareBaseAction {
+  public static override readonly is: string = 'native';
+
+  public override get isAvailable(): boolean {
+    return navigator.share !== undefined;
+  }
+
+  public share(shareData: ShareData, $button: ESLShareButton): void {
+    if (!this.isAvailable) return;
+
+    navigator.share(shareData);
+  }
+}

src/modules/esl-share/actions/print-action.ts

@@ -0,0 +1,12 @@
+import {ESLShareBaseAction} from '../core/esl-share-action';
+
+import type {ESLShareButton} from '../core/esl-share-button';
+
+@ESLShareBaseAction.register
+export class ESLSharePrintAction extends ESLShareBaseAction {
+  public static override readonly is: string = 'print';
+
+  public share(shareData: ShareData, $button: ESLShareButton): void {
+    window.print();
+  }
+}

src/modules/esl-share/actions/url-generic-action.ts

@@ -0,0 +1,20 @@
+import {ESLShareBaseAction} from '../core/esl-share-action';
+import {format} from '../../esl-utils/misc/format';
+
+export abstract class ESLShareUrlGenericAction extends ESLShareBaseAction {
+
+  protected getFormatSource(shareData: ShareData): Record<string, string> {
+    const title = encodeURIComponent(shareData.title || '');
+    const url = encodeURIComponent(shareData.url || '');
+    return {
+      u: url,
+      t: title,
+      url,
+      title
+    };
+  }
+
+  protected buildURL(link: string, shareData: ShareData): string {
+    return format(link, this.getFormatSource(shareData));
+  }
+}

src/modules/esl-share/core.less

@@ -0,0 +1,2 @@
+@import "./core/esl-share-button.less";
+@import "./core/esl-share-list.less";

src/modules/esl-share/core.ts

@@ -0,0 +1,5 @@
+export * from './core/esl-share-list';
+export * from './core/esl-share-action';
+export * from './core/esl-share-action-registry';
+export * from './core/esl-share-button';
+export * from './core/esl-share-config';

src/modules/esl-share/core/esl-share-action-registry.ts

@@ -0,0 +1,36 @@
+import {memoize} from '../../esl-utils/decorators';
+
+import type {ActionType, ESLShareBaseAction} from './esl-share-action';
+import type {ESLShareButton} from './esl-share-button';
+
+export class ESLShareActionRegistry {
+  private actionsMap: Map<string, ESLShareBaseAction> = new Map();
+
+  @memoize()
+  public static get instance(): ESLShareActionRegistry {
+    return new ESLShareActionRegistry();
+  }
+
+  /** Register action */
+  public register(action: ActionType): void {
+    if (!action.is) throw new Error('Action should have a name');
+    this.actionsMap.set(action.is, new action());
+  }
+
+  /** Checks if action is registered for passed name */
+  public has(name: string): boolean {
+    return this.actionsMap.has(name);
+  }
+
+  /** Get action by name */
+  public get(name: string): ESLShareBaseAction | null {
+    if (!name) return null;
+    return this.actionsMap.get(name.toLowerCase()) || null;
+  }
+
+  /** Do the share action at passed Share button */
+  public share(button: ESLShareButton): void {
+    const action = this.get(button.action);
+    action && action.share(button.shareData, button);
+  }
+}

src/modules/esl-share/core/esl-share-action.ts

@@ -0,0 +1,25 @@
+import {ESLShareActionRegistry} from './esl-share-action-registry';
+
+import type {ESLShareButton} from './esl-share-button';
+
+export type ActionType = (new() => ESLShareBaseAction) & typeof ESLShareBaseAction;
+
+export abstract class ESLShareBaseAction {
+  public static readonly is: string;
+
+  /** Register this action. Can be used as a decorator */
+  public static register(this: ActionType): void;
+  public static register(this: unknown, action?: ActionType): void;
+  public static register(this: any, action?: ActionType): void {
+    action = action || this;
+    if (action === ESLShareBaseAction) throw new Error('`ESLShareBaseAction` can\'t be registered.');
+    if (!(action?.prototype instanceof ESLShareBaseAction)) throw new Error('Action should be instanceof `ESLShareBaseAction`');
+    ESLShareActionRegistry.instance.register(action);
+  }
+
+  public get isAvailable(): boolean {
+    return true;
+  }
+
+  public abstract share(shareData: ShareData, $button: ESLShareButton): void;
+}