Add success and error snackbars to the templates list page

packages/edit-site/package.json

@@ -52,6 +52,7 @@
 		"@wordpress/primitives": "file:../primitives",
 		"@wordpress/reusable-blocks": "file:../reusable-blocks",
 		"@wordpress/url": "file:../url",
+		"@wordpress/viewport": "file:../viewport",
 		"classnames": "^2.3.1",
 		"downloadjs": "^1.4.7",
 		"file-saver": "^2.0.2",

packages/edit-site/src/components/add-new-template/new-template-part.js

@@ -7,9 +7,12 @@ import { kebabCase } from 'lodash';
  * WordPress dependencies
  */
 import { useState } from '@wordpress/element';
+import { useDispatch } from '@wordpress/data';
 import { Button } from '@wordpress/components';
 import { addQueryArgs } from '@wordpress/url';
 import apiFetch from '@wordpress/api-fetch';
+import { __ } from '@wordpress/i18n';
+import { store as noticesStore } from '@wordpress/notices';
 
 /**
  * Internal dependencies
@@ -18,31 +21,43 @@ import CreateTemplatePartModal from '../create-template-part-modal';
 
 export default function NewTemplatePart( { postType } ) {
 	const [ isModalOpen, setIsModalOpen ] = useState( false );
+	const { createErrorNotice } = useDispatch( noticesStore );
 
 	async function createTemplatePart( { title, area } ) {
 		if ( ! title ) {
+			createErrorNotice( __( 'Title is not defined.' ), {
+				type: 'snackbar',
+			} );
 			return;
 		}
 
-		const templatePart = await apiFetch( {
-			path: '/wp/v2/template-parts',
-			method: 'POST',
-			data: {
-				slug: kebabCase( title ),
-				title,
-				content: '',
-				area,
-			},
-		} );
+		try {
+			const templatePart = await apiFetch( {
+				path: '/wp/v2/template-parts',
+				method: 'POST',
+				data: {
+					slug: kebabCase( title ),
+					title,
+					content: '',
+					area,
+				},
+			} );
 
-		// Navigate to the created template part editor.
-		window.location.href = addQueryArgs( window.location.href, {
-			postId: templatePart.id,
-			postType: 'wp_template_part',
-		} );
+			// Navigate to the created template part editor.
+			window.location.href = addQueryArgs( window.location.href, {
+				postId: templatePart.id,
+				postType: 'wp_template_part',
+			} );
+		} catch ( error ) {
+			const errorMessage =
+				error.message && error.code !== 'unknown_error'
+					? error.message
+					: __(
+							'An error occurred while creating the template part.'
+					  );
 
-		// Wait for async navigation to happen before closing the modal.
-		await new Promise( () => {} );
+			createErrorNotice( errorMessage, { type: 'snackbar' } );
+		}
 	}
 
 	return (

packages/edit-site/src/components/add-new-template/new-template.js

@@ -12,11 +12,13 @@ import {
 	MenuItem,
 	NavigableMenu,
 } from '@wordpress/components';
-import { useSelect } from '@wordpress/data';
+import { useSelect, useDispatch } from '@wordpress/data';
 import { store as coreStore } from '@wordpress/core-data';
 import { store as editorStore } from '@wordpress/editor';
 import { addQueryArgs } from '@wordpress/url';
 import apiFetch from '@wordpress/api-fetch';
+import { __ } from '@wordpress/i18n';
+import { store as noticesStore } from '@wordpress/notices';
 
 const DEFAULT_TEMPLATE_SLUGS = [
 	'front-page',
@@ -42,27 +44,44 @@ export default function NewTemplate( { postType } ) {
 		} ),
 		[]
 	);
+	const { createErrorNotice } = useDispatch( noticesStore );
 
 	async function createTemplate( { slug } ) {
-		const { title, description } = find( defaultTemplateTypes, { slug } );
+		try {
+			const { title, description } = find( defaultTemplateTypes, {
+				slug,
+			} );
 
-		const template = await apiFetch( {
-			path: '/wp/v2/templates',
-			method: 'POST',
-			data: {
-				excerpt: description,
-				// Slugs need to be strings, so this is for template `404`
-				slug: slug.toString(),
-				status: 'publish',
-				title,
-			},
-		} );
+			const template = await apiFetch( {
+				path: '/wp/v2/templates',
+				method: 'POST',
+				data: {
+					excerpt: description,
+					// Slugs need to be strings, so this is for template `404`
+					slug: slug.toString(),
+					status: 'publish',
+					title,
+				},
+			} );
 
-		// Navigate to the created template editor.
-		window.location.href = addQueryArgs( window.location.href, {
-			postId: template.id,
-			postType: 'wp_template',
-		} );
+			// Navigate to the created template editor.
+			window.location.href = addQueryArgs( window.location.href, {
+				postId: template.id,
+				postType: 'wp_template',
+			} );
+
+			// Wait for async navigation to happen before closing the modal.
+			await new Promise( () => {} );
+		} catch ( error ) {
+			const errorMessage =
+				error.message && error.code !== 'unknown_error'
+					? error.message
+					: __( 'An error occurred while creating the template.' );
+
+			createErrorNotice( errorMessage, {
+				type: 'snackbar',
+			} );
+		}
 	}
 
 	const existingTemplateSlugs = map( templates, 'slug' );

packages/edit-site/src/components/list/index.js

@@ -1,3 +1,8 @@
+/**
+ * External dependencies
+ */
+import classnames from 'classnames';
+
 /**
  * WordPress dependencies
  */
@@ -6,6 +11,7 @@ import { useSelect } from '@wordpress/data';
 import { InterfaceSkeleton } from '@wordpress/interface';
 import { __, sprintf } from '@wordpress/i18n';
 import { store as keyboardShortcutsStore } from '@wordpress/keyboard-shortcuts';
+import { EditorSnackbars } from '@wordpress/editor';
 
 /**
  * Internal dependencies
@@ -14,20 +20,27 @@ import useRegisterShortcuts from './use-register-shortcuts';
 import Header from './header';
 import NavigationSidebar from '../navigation-sidebar';
 import Table from './table';
+import { store as editSiteStore } from '../../store';
 
 export default function List( { templateType } ) {
 	useRegisterShortcuts();
 
-	const { previousShortcut, nextShortcut } = useSelect( ( select ) => {
-		return {
-			previousShortcut: select(
-				keyboardShortcutsStore
-			).getAllShortcutKeyCombinations( 'core/edit-site/previous-region' ),
-			nextShortcut: select(
-				keyboardShortcutsStore
-			).getAllShortcutKeyCombinations( 'core/edit-site/next-region' ),
-		};
-	}, [] );
+	const { previousShortcut, nextShortcut, isNavigationOpen } = useSelect(
+		( select ) => {
+			return {
+				previousShortcut: select(
+					keyboardShortcutsStore
+				).getAllShortcutKeyCombinations(
+					'core/edit-site/previous-region'
+				),
+				nextShortcut: select(
+					keyboardShortcutsStore
+				).getAllShortcutKeyCombinations( 'core/edit-site/next-region' ),
+				isNavigationOpen: select( editSiteStore ).isNavigationOpened(),
+			};
+		},
+		[]
+	);
 
 	const postType = useSelect(
 		( select ) => select( coreStore ).getPostType( templateType ),
@@ -54,7 +67,9 @@ export default function List( { templateType } ) {
 
 	return (
 		<InterfaceSkeleton
-			className="edit-site-list"
+			className={ classnames( 'edit-site-list', {
+				'is-navigation-open': isNavigationOpen,
+			} ) }
 			labels={ {
 				drawer: __( 'Navigation Sidebar' ),
 				...detailedRegionLabels,
@@ -66,6 +81,7 @@ export default function List( { templateType } ) {
 					isDefaultOpen
 				/>
 			}
+			notices={ <EditorSnackbars /> }
 			content={
 				<main className="edit-site-list-main">
 					<Table templateType={ templateType } />

packages/edit-site/src/components/list/style.scss

@@ -114,3 +114,9 @@
 		border-top: none;
 	}
 }
+
+.edit-site-list.is-navigation-open .components-snackbar-list {
+	@include break-medium() {
+		margin-left: $nav-sidebar-width;
+	}
+}

packages/edit-site/src/components/list/table.js

@@ -12,6 +12,7 @@ import {
 } from '@wordpress/components';
 import { moreVertical } from '@wordpress/icons';
 import { addQueryArgs } from '@wordpress/url';
+import { store as noticesStore } from '@wordpress/notices';
 
 /**
  * Internal dependencies
@@ -23,6 +24,9 @@ import isTemplateRevertable from '../../utils/is-template-revertable';
 function Actions( { template } ) {
 	const { removeTemplate, revertTemplate } = useDispatch( editSiteStore );
 	const { saveEditedEntityRecord } = useDispatch( coreStore );
+	const { createSuccessNotice, createErrorNotice } = useDispatch(
+		noticesStore
+	);
 
 	const isRemovable = isTemplateRemovable( template );
 	const isRevertable = isTemplateRevertable( template );
@@ -32,8 +36,25 @@ function Actions( { template } ) {
 	}
 
 	async function revertAndSaveTemplate() {
-		await revertTemplate( template, { allowUndo: false } );
-		await saveEditedEntityRecord( 'postType', template.type, template.id );
+		try {
+			await revertTemplate( template, { allowUndo: false } );
+			await saveEditedEntityRecord(
+				'postType',
+				template.type,
+				template.id
+			);
+
+			createSuccessNotice( __( 'Template reverted.' ), {
+				type: 'snackbar',
+			} );
+		} catch ( error ) {
+			const errorMessage =
+				error.message && error.code !== 'unknown_error'
+					? error.message
+					: __( 'An error occurred while reverting the template.' );
+
+			createErrorNotice( errorMessage, { type: 'snackbar' } );
+		}
 	}
 
 	return (

packages/edit-site/src/components/navigation-sidebar/index.js

@@ -1,13 +1,15 @@
 /**
  * WordPress dependencies
  */
-import { useEffect, useState } from '@wordpress/element';
+import { useEffect } from '@wordpress/element';
 import { createSlotFill } from '@wordpress/components';
 import { useViewportMatch } from '@wordpress/compose';
+import { useDispatch } from '@wordpress/data';
 
 /**
  * Internal dependencies
  */
+import { store as editSiteStore } from '../../store';
 import NavigationPanel from './navigation-panel';
 import NavigationToggle from './navigation-toggle';
 
@@ -21,33 +23,24 @@ export default function NavigationSidebar( {
 	activeTemplateType,
 } ) {
 	const isDesktopViewport = useViewportMatch( 'medium' );
-	const [ isNavigationOpen, setIsNavigationOpen ] = useState(
-		isDefaultOpen && isDesktopViewport
-	);
+	const { setIsNavigationPanelOpened } = useDispatch( editSiteStore );
 
 	useEffect( () => {
 		// When transitioning to desktop open the navigation if `isDefaultOpen` is true.
 		if ( isDefaultOpen && isDesktopViewport ) {
-			setIsNavigationOpen( true );
+			setIsNavigationPanelOpened( true );
 		}
 
 		// When transitioning to mobile/tablet, close the navigation.
 		if ( ! isDesktopViewport ) {
-			setIsNavigationOpen( false );
+			setIsNavigationPanelOpened( false );
 		}
-	}, [ isDefaultOpen, isDesktopViewport ] );
+	}, [ isDefaultOpen, isDesktopViewport, setIsNavigationPanelOpened ] );
 
 	return (
 		<>
-			<NavigationToggle
-				isOpen={ isNavigationOpen }
-				setIsOpen={ setIsNavigationOpen }
-			/>
-			<NavigationPanel
-				isOpen={ isNavigationOpen }
-				setIsOpen={ setIsNavigationOpen }
-				activeItem={ activeTemplateType }
-			/>
+			<NavigationToggle />
+			<NavigationPanel activeItem={ activeTemplateType } />
 			<NavigationPanelPreviewSlot />
 		</>
 	);