From 76d2ea5f84ea47a4dd43883c2d1c13aca75355ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Andr=C3=A9?= <583546+oandregal@users.noreply.github.com>
Date: Fri, 5 Jul 2024 01:48:47 +0200
Subject: [PATCH] Make SiteHub available for Pages, Patterns, and Templates in
 mobile viewports (#63118)

* Create a SiteHubMobile only available for Pages, Patterns, and Templates

* Fix spacing issues

Co-authored-by: oandregal <oandregal@git.wordpress.org>
Co-authored-by: MaggieCabrera <onemaggie@git.wordpress.org>
Co-authored-by: andrewserong <andrewserong@git.wordpress.org>
Co-authored-by: jameskoster <jameskoster@git.wordpress.org>
Co-authored-by: ramonjd <ramonopoly@git.wordpress.org>
Co-authored-by: aaronrobertshaw <aaronrobertshaw@git.wordpress.org>
Co-authored-by: annezazu <annezazu@git.wordpress.org>
Co-authored-by: youknowriad <youknowriad@git.wordpress.org>
---
 .../edit-site/src/components/layout/index.js  | 12 ++-
 .../src/components/layout/style.scss          | 12 +++
 .../src/components/site-hub/index.js          | 85 ++++++++++++++++++-
 3 files changed, 107 insertions(+), 2 deletions(-)

diff --git a/packages/edit-site/src/components/layout/index.js b/packages/edit-site/src/components/layout/index.js
index 443ca04ebd03ea..a609f616471dbb 100644
--- a/packages/edit-site/src/components/layout/index.js
+++ b/packages/edit-site/src/components/layout/index.js
@@ -34,7 +34,7 @@ import { privateApis as coreCommandsPrivateApis } from '@wordpress/core-commands
  */
 import ErrorBoundary from '../error-boundary';
 import { store as editSiteStore } from '../../store';
-import SiteHub from '../site-hub';
+import { default as SiteHub, SiteHubMobile } from '../site-hub';
 import ResizableFrame from '../resizable-frame';
 import { unlock } from '../../lock-unlock';
 import KeyboardShortcutsRegister from '../keyboard-shortcuts/register';
@@ -174,6 +174,16 @@ export default function Layout( { route } ) {
 
 					{ isMobileViewport && areas.mobile && (
 						<div className="edit-site-layout__mobile">
+							{ canvasMode !== 'edit' && (
+								<SidebarContent routeKey={ routeKey }>
+									<SiteHubMobile
+										ref={ toggleRef }
+										isTransparent={
+											isResizableFrameOversized
+										}
+									/>
+								</SidebarContent>
+							) }
 							{ areas.mobile }
 						</div>
 					) }
diff --git a/packages/edit-site/src/components/layout/style.scss b/packages/edit-site/src/components/layout/style.scss
index 01c31de0d65d6c..a7539ccdca79b2 100644
--- a/packages/edit-site/src/components/layout/style.scss
+++ b/packages/edit-site/src/components/layout/style.scss
@@ -56,6 +56,18 @@
 	position: relative;
 	width: 100%;
 	z-index: z-index(".edit-site-layout__canvas-container");
+
+	/*
+	 * The SiteHubMobile component is displayed
+	 * for pages that do not have a sidebar,
+	 * yet it needs the Sidebar component for the React context.
+	 *
+	 * This removes the padding in this scenario.
+	 * See https://github.com/WordPress/gutenberg/pull/63118
+	 */
+	.edit-site-sidebar__screen-wrapper {
+		padding: 0;
+	}
 }
 
 .edit-site-layout__canvas-container {
diff --git a/packages/edit-site/src/components/site-hub/index.js b/packages/edit-site/src/components/site-hub/index.js
index b53fed2d7a94f4..301f7165d59354 100644
--- a/packages/edit-site/src/components/site-hub/index.js
+++ b/packages/edit-site/src/components/site-hub/index.js
@@ -11,11 +11,12 @@ import { Button, __experimentalHStack as HStack } from '@wordpress/components';
 import { __ } from '@wordpress/i18n';
 import { store as coreStore } from '@wordpress/core-data';
 import { decodeEntities } from '@wordpress/html-entities';
-import { memo, forwardRef } from '@wordpress/element';
+import { memo, forwardRef, useContext } from '@wordpress/element';
 import { search } from '@wordpress/icons';
 import { store as commandsStore } from '@wordpress/commands';
 import { displayShortcut } from '@wordpress/keycodes';
 import { filterURLForDisplay } from '@wordpress/url';
+import { privateApis as routerPrivateApis } from '@wordpress/router';
 
 /**
  * Internal dependencies
@@ -23,6 +24,8 @@ import { filterURLForDisplay } from '@wordpress/url';
 import { store as editSiteStore } from '../../store';
 import SiteIcon from '../site-icon';
 import { unlock } from '../../lock-unlock';
+const { useHistory } = unlock( routerPrivateApis );
+import { SidebarNavigationContext } from '../sidebar';
 
 const SiteHub = memo(
 	forwardRef( ( { isTransparent }, ref ) => {
@@ -103,3 +106,83 @@ const SiteHub = memo(
 );
 
 export default SiteHub;
+
+export const SiteHubMobile = memo(
+	forwardRef( ( { isTransparent }, ref ) => {
+		const history = useHistory();
+		const { navigate } = useContext( SidebarNavigationContext );
+
+		const { homeUrl, siteTitle } = useSelect( ( select ) => {
+			const {
+				getSite,
+				getUnstableBase, // Site index.
+			} = select( coreStore );
+			const _site = getSite();
+			return {
+				homeUrl: getUnstableBase()?.home,
+				siteTitle:
+					! _site?.title && !! _site?.url
+						? filterURLForDisplay( _site?.url )
+						: _site?.title,
+			};
+		}, [] );
+		const { open: openCommandCenter } = useDispatch( commandsStore );
+
+		return (
+			<div className="edit-site-site-hub">
+				<HStack justify="flex-start" spacing="0">
+					<div
+						className={ clsx(
+							'edit-site-site-hub__view-mode-toggle-container',
+							{
+								'has-transparent-background': isTransparent,
+							}
+						) }
+					>
+						<Button
+							ref={ ref }
+							label={ __( 'Go to Site Editor' ) }
+							className="edit-site-layout__view-mode-toggle"
+							style={ {
+								transform: 'scale(0.5)',
+								borderRadius: 4,
+							} }
+							onClick={ () => {
+								history.push( {} );
+								navigate( 'back' );
+							} }
+						>
+							<SiteIcon className="edit-site-layout__view-mode-toggle-icon" />
+						</Button>
+					</div>
+
+					<HStack>
+						<div className="edit-site-site-hub__title">
+							<Button
+								variant="link"
+								href={ homeUrl }
+								target="_blank"
+								label={ __( 'View site (opens in a new tab)' ) }
+							>
+								{ decodeEntities( siteTitle ) }
+							</Button>
+						</div>
+						<HStack
+							spacing={ 0 }
+							expanded={ false }
+							className="edit-site-site-hub__actions"
+						>
+							<Button
+								className="edit-site-site-hub_toggle-command-center"
+								icon={ search }
+								onClick={ () => openCommandCenter() }
+								label={ __( 'Open command palette' ) }
+								shortcut={ displayShortcut.primary( 'k' ) }
+							/>
+						</HStack>
+					</HStack>
+				</HStack>
+			</div>
+		);
+	} )
+);