Revert "CYS: Revert Zoom Feature (#50535)"

This reverts commit 16ef869587.

plugins/woocommerce-admin/client/customize-store/assembler-hub/components/device-toolbar.tsx

@@ -0,0 +1,145 @@
+/* eslint-disable @woocommerce/dependency-group */
+/* eslint-disable @typescript-eslint/ban-ts-comment */
+/**
+ * External dependencies
+ */
+import clsx from 'clsx';
+import React from 'react';
+import { useDispatch, useSelect } from '@wordpress/data';
+import { useContext } from '@wordpress/element';
+// @ts-ignore No types for this exist yet.
+import { store as editorStore } from '@wordpress/editor';
+import { Icon, desktop, tablet, mobile } from '@wordpress/icons';
+import { __ } from '@wordpress/i18n';
+import {
+	// @ts-ignore No types for this exist yet.
+	NavigableMenu,
+	Circle,
+	SVG,
+	Path,
+} from '@wordpress/components';
+
+/**
+ * Internal dependencies
+ */
+import { ZoomOutContext } from '../context/zoom-out-context';
+
+const zoomIn = (
+	<SVG width="24" height="24" viewBox="0 0 24 24">
+		<Circle cx="11" cy="11" r="7.25" fill="transparent" strokeWidth="1.5" />
+		<Path d="M8 11H14M11 8V14" strokeWidth="1.5" />
+		<Path d="M16 16L20 20" strokeWidth="1.5" />
+	</SVG>
+);
+
+const zoomOut = (
+	<SVG width="24" height="24" viewBox="0 0 24 24">
+		<Circle cx="11" cy="11" r="7.25" fill="transparent" strokeWidth="1.5" />
+		<Path d="M16 16L20 20" strokeWidth="1.5" />
+		<Path d="M8 11H14" strokeWidth="1.5" />
+	</SVG>
+);
+
+const BUTTON_CLASS_NAMES =
+	'components-button has-icon woocommerce-customize-store__device-button';
+const ICON_CLASS_NAMES = 'woocommerce-customize-store__device-icon';
+
+export function DeviceToolbar( { isEditorLoading = false } ) {
+	// @ts-expect-error expect error
+	const { setDeviceType } = useDispatch( editorStore );
+	const { toggleZoomOut, isZoomedOut } = useContext( ZoomOutContext );
+
+	const { deviceType } = useSelect( ( select ) => {
+		// @ts-ignore expect error
+		const { getDeviceType } = select( editorStore );
+
+		return {
+			deviceType: getDeviceType(),
+		};
+	} );
+
+	// Zoom Out isn't available on mobile or tablet.
+	// In this case, we want to switch to desktop mode when zooming out.
+	const switchDeviceType = ( newDeviceType: string ) => {
+		if ( isZoomedOut ) {
+			toggleZoomOut();
+		}
+		setDeviceType( newDeviceType );
+	};
+
+	return (
+		<NavigableMenu
+			className="woocommerce-customize-store__device-toolbar"
+			orientation="horizontal"
+			role="toolbar"
+			aria-label={ __( 'Resize Options', 'woocommerce' ) }
+		>
+			<button
+				disabled={ isEditorLoading }
+				className={ clsx( BUTTON_CLASS_NAMES, {
+					'is-selected': deviceType === 'Desktop',
+				} ) }
+				aria-label="Desktop View"
+				onClick={ () => {
+					switchDeviceType( 'Desktop' );
+				} }
+			>
+				<Icon
+					icon={ desktop }
+					size={ 30 }
+					className={ clsx( ICON_CLASS_NAMES ) }
+				/>
+			</button>
+			<button
+				disabled={ isEditorLoading }
+				className={ clsx( BUTTON_CLASS_NAMES, {
+					'is-selected': deviceType === 'Tablet',
+				} ) }
+				aria-label="Tablet View"
+				onClick={ () => {
+					switchDeviceType( 'Tablet' );
+				} }
+			>
+				<Icon
+					icon={ tablet }
+					size={ 30 }
+					className={ clsx( ICON_CLASS_NAMES ) }
+				/>
+			</button>
+			<button
+				disabled={ isEditorLoading }
+				className={ clsx( BUTTON_CLASS_NAMES, {
+					'is-selected': deviceType === 'Mobile',
+				} ) }
+				aria-label="Mobile View"
+				onClick={ () => {
+					switchDeviceType( 'Mobile' );
+				} }
+			>
+				<Icon
+					icon={ mobile }
+					size={ 30 }
+					className={ clsx( ICON_CLASS_NAMES ) }
+				/>
+			</button>
+			<button
+				disabled={ isEditorLoading }
+				className={ clsx( BUTTON_CLASS_NAMES ) }
+				aria-label={ isZoomedOut ? 'Zoom In View' : 'Zoom Out View' }
+				onClick={ () => {
+					setDeviceType( 'Desktop' );
+					toggleZoomOut();
+				} }
+			>
+				<Icon
+					icon={ isZoomedOut ? zoomIn : zoomOut }
+					size={ 30 }
+					className={ clsx(
+						ICON_CLASS_NAMES,
+						`${ ICON_CLASS_NAMES }--zoom`
+					) }
+				/>
+			</button>
+		</NavigableMenu>
+	);
+}

plugins/woocommerce-admin/client/customize-store/assembler-hub/context/zoom-out-context.tsx

@@ -0,0 +1,39 @@
+/**
+ * External dependencies
+ */
+import React, { createContext, useState } from '@wordpress/element';
+import type { ReactNode } from 'react';
+
+export const ZoomOutContext = createContext< {
+	isZoomedOut: boolean;
+	toggleZoomOut: () => void;
+} >( {
+	isZoomedOut: false,
+	// eslint-disable-next-line @typescript-eslint/no-unused-vars
+	toggleZoomOut: () => {
+		// No op by default.
+	},
+} );
+
+export const ZoomOutContextProvider = ( {
+	children,
+}: {
+	children: ReactNode;
+} ) => {
+	const [ isZoomedOut, setIsZoomedOut ] = useState< boolean >( false );
+
+	const toggleZoomOut = () => {
+		setIsZoomedOut( ! isZoomedOut );
+	};
+
+	return (
+		<ZoomOutContext.Provider
+			value={ {
+				isZoomedOut,
+				toggleZoomOut,
+			} }
+		>
+			{ children }
+		</ZoomOutContext.Provider>
+	);
+};

plugins/woocommerce-admin/client/customize-store/assembler-hub/hooks/use-popover-handler.ts

@@ -58,7 +58,7 @@ export const usePopoverHandler = () => {
 		hoveredBlockClientId: string | null;
 	} ) => {
 		const iframe = window.document.querySelector(
-			'.woocommerce-customize-store-assembler > iframe[name="editor-canvas"]'
+			'.woocommerce-customize-store-assembler > .block-editor-iframe__container iframe[name="editor-canvas"]'
 		) as HTMLElement;
 
 		const target = event.target as HTMLElement;

plugins/woocommerce-admin/client/customize-store/assembler-hub/iframe.jsx

@@ -1,5 +1,7 @@
 // Reference: https://github.com/WordPress/gutenberg/blob/f91b4fb4a12e41dd39c9594f24ea1a1a4e23dade/packages/block-editor/src/components/iframe/index.js#L1
 // We fork the code from the above link to reduce the unnecessary network requests and improve the performance.
+// Some of the code is not used in the project and is removed.
+// We've also made some changes to the code to make it work with the Zoom Out feature.
 
 /**
  * External dependencies
@@ -11,6 +13,8 @@ import {
 	forwardRef,
 	useMemo,
 	useEffect,
+	useRef,
+	useContext,
 } from '@wordpress/element';
 import { __ } from '@wordpress/i18n';
 import {
@@ -21,37 +25,42 @@ import {
 } from '@wordpress/compose';
 import { __experimentalStyleProvider as StyleProvider } from '@wordpress/components';
 import { useSelect } from '@wordpress/data';
-
 import { store as blockEditorStore } from '@wordpress/block-editor';
 
+/**
+ * Internal dependencies
+ */
+import { ZoomOutContext } from './context/zoom-out-context';
+
 function Iframe( {
 	contentRef,
 	children,
 	tabIndex = 0,
 	scale = 1,
 	frameSize = 0,
-	expand = false,
 	readonly,
 	forwardedRef: ref,
-	loadStyles = true,
-	loadScripts = false,
+	title = __( 'Editor canvas', 'woocommerce' ),
+	canEnableZoomOutView = false,
 	...props
 } ) {
-	const [ iframeDocument, setIframeDocument ] = useState();
-
-	const [ bodyClasses, setBodyClasses ] = useState( [] );
-
 	const { resolvedAssets } = useSelect( ( select ) => {
-		const settings = select( blockEditorStore ).getSettings();
-
+		const { getSettings } = select( blockEditorStore );
+		const settings = getSettings();
 		return {
 			resolvedAssets: settings.__unstableResolvedAssets,
 		};
 	}, [] );
-	const { styles = '', scripts = '' } = resolvedAssets;
 
+	const { styles = '', scripts = '' } = resolvedAssets;
+	const [ iframeDocument, setIframeDocument ] = useState();
+	const prevContainerWidth = useRef( 0 );
+	const [ bodyClasses, setBodyClasses ] = useState( [] );
 	const [ contentResizeListener, { height: contentHeight } ] =
 		useResizeObserver();
+	const [ containerResizeListener, { width: containerWidth } ] =
+		useResizeObserver();
+
 	const setRef = useRefEffect( ( node ) => {
 		node._load = () => {
 			setIframeDocument( node.contentDocument );
@@ -62,6 +71,9 @@ function Iframe( {
 
 			documentElement.classList.add( 'block-editor-iframe__html' );
 
+			// Ideally ALL classes that are added through get_body_class should
+			// be added in the editor too, which we'll somehow have to get from
+			// the server in the future (which will run the PHP filters).
 			setBodyClasses(
 				Array.from( ownerDocument?.body.classList ).filter(
 					( name ) =>
@@ -70,6 +82,8 @@ function Iframe( {
 						name === 'wp-embed-responsive'
 				)
 			);
+
+			contentDocument.dir = ownerDocument.dir;
 		}
 
 		node.addEventListener( 'load', onLoad );
@@ -80,8 +94,53 @@ function Iframe( {
 		};
 	}, [] );
 
+	const [ iframeWindowInnerHeight, setIframeWindowInnerHeight ] = useState();
+
+	const iframeResizeRef = useRefEffect( ( node ) => {
+		const nodeWindow = node.ownerDocument.defaultView;
+
+		setIframeWindowInnerHeight( nodeWindow.innerHeight );
+		const onResize = () => {
+			setIframeWindowInnerHeight( nodeWindow.innerHeight );
+		};
+		nodeWindow.addEventListener( 'resize', onResize );
+		return () => {
+			nodeWindow.removeEventListener( 'resize', onResize );
+		};
+	}, [] );
+
+	const [ windowInnerWidth, setWindowInnerWidth ] = useState();
+
+	const windowResizeRef = useRefEffect( ( node ) => {
+		const nodeWindow = node.ownerDocument.defaultView;
+
+		setWindowInnerWidth( nodeWindow.innerWidth );
+		const onResize = () => {
+			setWindowInnerWidth( nodeWindow.innerWidth );
+		};
+		nodeWindow.addEventListener( 'resize', onResize );
+		return () => {
+			nodeWindow.removeEventListener( 'resize', onResize );
+		};
+	}, [] );
+
+	const isZoomedOut = scale !== 1 && canEnableZoomOutView;
+
+	useEffect( () => {
+		if ( ! isZoomedOut && ! prevContainerWidth.current ) {
+			prevContainerWidth.current = containerWidth;
+		}
+	}, [ containerWidth, isZoomedOut ] );
+
 	const disabledRef = useDisabled( { isDisabled: ! readonly } );
-	const bodyRef = useMergeRefs( [ contentRef, disabledRef ] );
+	const bodyRef = useMergeRefs( [
+		contentRef,
+		disabledRef,
+		// Avoid resize listeners when not needed, these will trigger
+		// unnecessary re-renders when animating the iframe width, or when
+		// expanding preview iframes.
+		isZoomedOut ? iframeResizeRef : null,
+	] );
 
 	// Correct doctype is required to enable rendering in standards
 	// mode. Also preload the styles to avoid a flash of unstyled
@@ -89,10 +148,23 @@ function Iframe( {
 	const html = `<!doctype html>
 <html>
 	<head>
+		<meta charset="utf-8">
 		<script>window.frameElement._load()</script>
-		<style>html{height:auto!important;min-height:100%;}body{margin:0}</style>
-		${ loadStyles ? styles : '' }
-		${ loadScripts ? scripts : '' }
+		<style>
+			html{
+				height: auto !important;
+				min-height: 100%;
+			}
+			/* Lowest specificity to not override global styles */
+			:where(body) {
+				margin: 0;
+				/* Default background color in case zoom out mode background
+				colors the html element */
+				background-color: white;
+			}
+		</style>
+		${ styles }
+		${ scripts }
 	</head>
 	<body>
 		<script>document.currentScript.parentElement.remove()</script>
@@ -108,30 +180,86 @@ function Iframe( {
 
 	useEffect( () => cleanup, [ cleanup ] );
 
-	// We need to counter the margin created by scaling the iframe. If the scale
-	// is e.g. 0.45, then the top + bottom margin is 0.55 (1 - scale). Just the
-	// top or bottom margin is 0.55 / 2 ((1 - scale) / 2).
-	const marginFromScaling = ( contentHeight * ( 1 - scale ) ) / 2;
+	useEffect( () => {
+		if ( ! canEnableZoomOutView || ! iframeDocument || ! isZoomedOut ) {
+			return;
+		}
 
-	return (
+		const maxWidth = 800;
+
+		iframeDocument.documentElement.classList.add( 'is-zoomed-out' );
+
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-scale',
+			scale === 'default'
+				? Math.min( containerWidth, maxWidth ) /
+						prevContainerWidth.current
+				: scale
+		);
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-frame-size',
+			typeof frameSize === 'number' ? `${ frameSize }px` : frameSize
+		);
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-content-height',
+			`${ contentHeight }px`
+		);
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-inner-height',
+			`${ iframeWindowInnerHeight }px`
+		);
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-container-width',
+			`${ containerWidth }px`
+		);
+		iframeDocument.documentElement.style.setProperty(
+			'--wp-block-editor-iframe-zoom-out-prev-container-width',
+			`${ prevContainerWidth.current }px`
+		);
+
+		return () => {
+			iframeDocument.documentElement.classList.remove( 'is-zoomed-out' );
+
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-scale'
+			);
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-frame-size'
+			);
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-content-height'
+			);
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-inner-height'
+			);
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-container-width'
+			);
+			iframeDocument.documentElement.style.removeProperty(
+				'--wp-block-editor-iframe-zoom-out-prev-container-width'
+			);
+		};
+	}, [
+		scale,
+		frameSize,
+		iframeDocument,
+		iframeWindowInnerHeight,
+		contentHeight,
+		containerWidth,
+		windowInnerWidth,
+		isZoomedOut,
+		canEnableZoomOutView,
+	] );
+
+	const iframe = (
 		<>
+			{ /* eslint-disable-next-line jsx-a11y/no-noninteractive-element-interactions */ }
 			<iframe
 				{ ...props }
 				style={ {
+					border: 0,
 					...props.style,
-					height: expand ? contentHeight : props.style?.height,
-					marginTop:
-						scale !== 1
-							? -marginFromScaling + frameSize
-							: props.style?.marginTop,
-					marginBottom:
-						scale !== 1
-							? -marginFromScaling + frameSize
-							: props.style?.marginBottom,
-					transform:
-						scale !== 1
-							? `scale( ${ scale } )`
-							: props.style?.transform,
+					height: props.style?.height,
 					transition: 'all .3s',
 				} }
 				ref={ useMergeRefs( [ ref, setRef ] ) }
@@ -140,7 +268,7 @@ function Iframe( {
 				// mode. Also preload the styles to avoid a flash of unstyled
 				// content.
 				src={ src }
-				title={ __( 'Editor canvas', 'woocommerce' ) }
+				title={ title }
 				name="editor-canvas"
 			>
 				{ iframeDocument &&
@@ -163,6 +291,26 @@ function Iframe( {
 			</iframe>
 		</>
 	);
+
+	return (
+		<div className="block-editor-iframe__container" ref={ windowResizeRef }>
+			{ containerResizeListener }
+			<div
+				className={ clsx(
+					'block-editor-iframe__scale-container',
+					isZoomedOut && 'is-zoomed-out'
+				) }
+				style={ {
+					'--wp-block-editor-iframe-zoom-out-container-width':
+						isZoomedOut && `${ containerWidth }px`,
+					'--wp-block-editor-iframe-zoom-out-prev-container-width':
+						isZoomedOut && `${ prevContainerWidth.current }px`,
+				} }
+			>
+				{ iframe }
+			</div>
+		</div>
+	);
 }
 
 function IframeIfReady( props, ref ) {
@@ -172,6 +320,15 @@ function IframeIfReady( props, ref ) {
 		[]
 	);
 
+	const { isZoomedOut } = useContext( ZoomOutContext );
+
+	const zoomOutProps = isZoomedOut
+		? {
+				scale: 'default',
+				frameSize: '48px',
+		  }
+		: {};
+
 	// We shouldn't render the iframe until the editor settings are initialised.
 	// The initial settings are needed to get the styles for the srcDoc, which
 	// cannot be changed after the iframe is mounted. srcDoc is used to to set
@@ -181,7 +338,12 @@ function IframeIfReady( props, ref ) {
 		return null;
 	}
 
-	return <Iframe { ...props } forwardedRef={ ref } />;
+	const iframeProps = {
+		...props,
+		...zoomOutProps,
+	};
+
+	return <Iframe { ...iframeProps } forwardedRef={ ref } />;
 }
 
 export default forwardRef( IframeIfReady );

plugins/woocommerce-admin/client/customize-store/assembler-hub/index.tsx

@@ -51,6 +51,8 @@ import { getNewPath } from '@woocommerce/navigation';
 import useBodyClass from '../hooks/use-body-class';
 import { OptInSubscribe } from './opt-in/opt-in';
 import { OptInContextProvider } from './opt-in/context';
+import { ZoomOutContextProvider } from './context/zoom-out-context';
+
 import './tracking';
 
 const { RouterProvider } = unlock( routerPrivateApis );
@@ -150,7 +152,15 @@ const initializeAssembleHub = () => {
 export const AssemblerHub: CustomizeStoreComponent = ( props ) => {
 	const isInitializedRef = useRef( false );
 
+	// @ts-expect-error temp fix
+	const isAiFlow = window.parent?.window.cys_aiFlow ? true : false;
+
 	useBodyClass( 'woocommerce-assembler' );
+	useBodyClass(
+		isAiFlow
+			? 'woocommerce-assembler--with-ai'
+			: 'woocommerce-assembler--without-ai'
+	);
 
 	if ( ! isInitializedRef.current ) {
 		initializeAssembleHub();
@@ -184,7 +194,9 @@ export const AssemblerHub: CustomizeStoreComponent = ( props ) => {
 					<OptInContextProvider>
 						<GlobalStylesProvider>
 							<RouterProvider>
-								<Layout />
+								<ZoomOutContextProvider>
+									<Layout />
+								</ZoomOutContextProvider>
 							</RouterProvider>
 							<OptInSubscribe />
 						</GlobalStylesProvider>

plugins/woocommerce-admin/client/customize-store/assembler-hub/layout.tsx

@@ -34,6 +34,9 @@ import { NavigableRegion } from '@wordpress/interface';
 import { EntityProvider } from '@wordpress/core-data';
 // @ts-ignore No types for this exist yet.
 import useEditedEntityRecord from '@wordpress/edit-site/build-module/components/use-edited-entity-record';
+// @ts-ignore No types for this exist yet.
+import { store as editorStore } from '@wordpress/editor';
+import { useSelect } from '@wordpress/data';
 
 /**
  * Internal dependencies
@@ -52,12 +55,14 @@ import { useQuery } from '@woocommerce/navigation';
 import { FlowType } from '../types';
 import { isOfflineAIFlow } from '../guards';
 import { isWooExpress } from '~/utils/is-woo-express';
+import { isFullComposabilityFeatureAndAPIAvailable } from './utils/is-full-composability-enabled';
 import { trackEvent } from '../tracking';
 import { SidebarNavigationExtraScreen } from './sidebar/navigation-extra-screen/sidebar-navigation-extra-screen';
+import { DeviceToolbar } from './components/device-toolbar';
 
 const { useGlobalStyle } = unlock( blockEditorPrivateApis );
 
-const ANIMATION_DURATION = 0.5;
+const ANIMATION_DURATION = 0.3;
 
 export const Layout = () => {
 	const [ logoBlockIds, setLogoBlockIds ] = useState< Array< string > >( [] );
@@ -72,6 +77,15 @@ export const Layout = () => {
 		isOfflineAIFlow( context.flowType ) && customizing !== 'true'
 	);
 
+	const { deviceType } = useSelect( ( select ) => {
+		// @ts-ignore No types for this exist yet.
+		const { getDeviceType } = select( editorStore );
+
+		return {
+			deviceType: getDeviceType(),
+		};
+	} );
+
 	useEffect( () => {
 		setShowAiOfflineModal(
 			isOfflineAIFlow( context.flowType ) && customizing !== 'true'
@@ -203,6 +217,18 @@ export const Layout = () => {
 
 								{ ! isMobileViewport && (
 									<div className="edit-site-layout__canvas-container">
+										{ isFullComposabilityFeatureAndAPIAvailable() && (
+											<motion.div
+												initial={ false }
+												layout="position"
+											>
+												<DeviceToolbar
+													isEditorLoading={
+														isEditorLoading
+													}
+												/>
+											</motion.div>
+										) }
 										{ canvasResizer }
 										{ !! canvasSize.width && (
 											<motion.div
@@ -234,11 +260,17 @@ export const Layout = () => {
 														setIsOversized={
 															setIsResizableFrameOversized
 														}
+														isResizingHandleEnabled={
+															! isFullComposabilityFeatureAndAPIAvailable()
+														}
 														innerContentStyle={ {
 															background:
 																gradientValue ??
 																backgroundColor,
 														} }
+														deviceType={
+															deviceType
+														}
 													>
 														{ editor }
 													</ResizableFrame>

plugins/woocommerce-admin/client/customize-store/assembler-hub/resizable-frame.jsx

@@ -5,7 +5,7 @@
  * External dependencies
  */
 import clsx from 'clsx';
-import { useState, useRef, createContext } from '@wordpress/element';
+import { useState, useRef, createContext, useEffect } from '@wordpress/element';
 import {
 	ResizableBox,
 	Tooltip,
@@ -14,6 +14,7 @@ import {
 } from '@wordpress/components';
 import { useInstanceId } from '@wordpress/compose';
 import { __ } from '@wordpress/i18n';
+import { __experimentalUseResizeCanvas as useResizeCanvas } from '@wordpress/block-editor';
 
 // Removes the inline styles in the drag handles.
 const HANDLE_STYLES_OVERRIDE = {
@@ -78,6 +79,9 @@ function ResizableFrame( {
 	defaultSize,
 	innerContentStyle,
 	isHandleVisibleByDefault = false,
+	isResizingHandleEnabled = true,
+	/** Passing as a prop because the LYS feature does not have access to the editor data store, but CYS feature does. */
+	deviceType = null,
 } ) {
 	const [ frameSize, setFrameSize ] = useState( INITIAL_FRAME_SIZE );
 	// The width of the resizable frame when a new resize gesture starts.
@@ -94,6 +98,27 @@ function ResizableFrame( {
 	);
 	const defaultAspectRatio = defaultSize.width / defaultSize.height;
 
+	const deviceStyles = useResizeCanvas( deviceType );
+
+	useEffect( () => {
+		if ( ! deviceType ) {
+			return;
+		}
+
+		if ( deviceType === 'Desktop' ) {
+			setFrameSize( INITIAL_FRAME_SIZE );
+		} else {
+			const { width, height, marginLeft, marginRight } = deviceStyles;
+			setIsOversized( width > defaultSize.width );
+			setFrameSize( {
+				width: isOversized ? '100%' : width,
+				height: isOversized ? '100%' : height,
+				marginLeft,
+				marginRight,
+			} );
+		}
+	}, [ deviceType ] );
+
 	const handleResizeStart = ( _event, _direction, ref ) => {
 		// Remember the starting width so we don't have to get `ref.offsetWidth` on
 		// every resize event thereafter, which will cause layout thrashing.
@@ -253,7 +278,7 @@ function ResizableFrame( {
 				right: false,
 				bottom: false,
 				// Resizing will be disabled until the editor content is loaded.
-				left: isReady,
+				left: isReady && isResizingHandleEnabled,
 				topRight: false,
 				bottomRight: false,
 				bottomLeft: false,

plugins/woocommerce-admin/client/customize-store/assembler-hub/sidebar/pattern-screen/sidebar-pattern-screen.tsx

@@ -162,7 +162,7 @@ export const SidebarPatternScreen = ( { category }: { category: string } ) => {
 			return;
 		}
 		const iframe = window.document.querySelector(
-			'.woocommerce-customize-store-assembler > iframe[name="editor-canvas"]'
+			'.woocommerce-customize-store-assembler > .block-editor-iframe__container iframe[name="editor-canvas"]'
 		) as HTMLIFrameElement;
 
 		const blockList = iframe?.contentWindow?.document.body.querySelector(

plugins/woocommerce-admin/client/customize-store/assembler-hub/style.scss

@@ -523,9 +523,19 @@ body.woocommerce-assembler {
 	/* Preview Canvas */
 	.edit-site-layout__canvas {
 		bottom: 16px;
-		top: 16px;
+		top: 75px;
 		left: 6px; // the default styles for this undersizes the width by 24px so we want to center this
-		padding: 0 4px 0 16px;
+		padding: 0;
+		background: #ddd;
+		border-radius: 0 0 12px 12px;
+
+		// Design with AI: This is necessary because the design with AI flow does not have the device toolbar.
+		.woocommerce-assembler--with-ai & {
+			top: 16px;
+			padding: 0 4px 0 16px;
+			border-radius: 0;
+			background: transparent;
+		}
 	}
 
 	.edit-site-resizable-frame__handle {
@@ -537,13 +547,22 @@ body.woocommerce-assembler {
 		border-radius: 12px;
 		/* new frame */
 		box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.05);
+		transition: all 0.3s ease 0s;
+
+		// Design with AI: This is necessary because the design with AI flow does not have the device toolbar.
+		.woocommerce-assembler--with-ai & {
+			transition: none;
+		}
 	}
 
 	.woocommerce-customize-store__block-editor,
 	.edit-site-layout:not(.is-full-canvas)
 	.edit-site-layout__canvas > div
 	.interface-interface-skeleton__content {
-		border-radius: 12px;
+		// Design with AI: This is necessary because the design with AI flow does not have the device toolbar.
+		.woocommerce-customize-store__step-designWithAi & {
+			border-radius: 12px;
+		}
 
 		.woocommerce-customize-store__block-editor,
 		.woocommerce-block-preview-container,
@@ -560,7 +579,59 @@ body.woocommerce-assembler {
 
 	.customize-your-store-edit-site-resizable-frame__inner-content {
 		height: 100%;
-		border-radius: 12px;
+		border-radius: 0 0 12px 12px;
+
+		// Design with AI: This is necessary because the design with AI flow does not have the device toolbar.
+		.woocommerce-customize-store__step-designWithAi & {
+			border-radius: 12px;
+		}
+	}
+
+	.woocommerce-customize-store__device-toolbar {
+		padding: 10px 8px;
+		text-align: center;
+		background-color: #fff;
+		box-shadow: 0 0 8px 0 rgba(0, 0, 0, 0.05);
+		position: relative;
+		top: 16px;
+		z-index: 10;
+		border-radius: 12px 12px 0 0;
+		width: calc(100% - 16px);
+		left: 6px;
+	}
+
+	.woocommerce-customize-store__device-button:not([disabled]):focus {
+		box-shadow: none;
+		outline: none;
+	}
+
+	.woocommerce-customize-store__device-button:not([disabled]) {
+		&:hover,
+		&.is-selected {
+			box-shadow: none;
+			outline: none;
+
+			.woocommerce-customize-store__device-icon {
+				fill: initial;
+
+				&--zoom {
+					stroke: rgb(0, 0, 0);
+				}
+			}
+		}
+	}
+
+	.woocommerce-customize-store__device-icon {
+		margin-right: 10px;
+		fill: #757575;
+
+		&--zoom {
+			stroke: #757575;
+		}
+
+		&:last-of-type {
+			margin-right: 0;
+		}
 	}
 }
 

plugins/woocommerce-admin/client/customize-store/assembler-hub/toolbar/toolbar.tsx

@@ -33,6 +33,7 @@ import Delete from './delete';
 import './style.scss';
 import { useIsNoBlocksPlaceholderPresent } from '../hooks/block-placeholder/use-is-no-blocks-placeholder-present';
 import { SelectedBlockContext } from '../context/selected-block-ref-context';
+import { isFullComposabilityFeatureAndAPIAvailable } from '../utils/is-full-composability-enabled';
 
 const isHomepageUrl = ( path: string ) => {
 	return path.includes( '/customize-store/assembler-hub/homepage' );
@@ -143,6 +144,10 @@ export const Toolbar = () => {
 
 	const blockPopoverRef = useRef< HTMLDivElement | null >( null );
 
+	// Note: This feature is only available when the full composability feature flag is enabled.
+	const isEligibleForZoomOutFeature =
+		isFullComposabilityFeatureAndAPIAvailable();
+
 	const popoverAnchor = useMemo( () => {
 		if ( ! selectedBlockRef || ! selectedBlockClientId ) {
 			return undefined;
@@ -153,22 +158,39 @@ export const Toolbar = () => {
 				const { top, width, height } =
 					selectedBlockRef.getBoundingClientRect();
 
-				const rect = window.document
-					.querySelector(
-						'.woocommerce-customize-store-assembler > iframe[name="editor-canvas"]'
-					)
-					?.getBoundingClientRect();
+				const iframe = window.document.querySelector(
+					'.woocommerce-customize-store-assembler > .block-editor-iframe__container iframe[name="editor-canvas"]'
+				);
+				const iframeHtmlElement =
+					// @ts-expect-error missing type
+					iframe?.contentDocument?.documentElement;
+				const iframeRect = iframe?.getBoundingClientRect();
+				const iframeHtmlElementRect =
+					iframeHtmlElement?.getBoundingClientRect();
 
-				if ( ! rect ) {
+				const isZoomedOut =
+					isEligibleForZoomOutFeature &&
+					iframeHtmlElement?.classList.contains( 'is-zoomed-out' );
+
+				if ( ! iframeRect ) {
 					return new window.DOMRect( 0, 0, 0, 0 );
 				}
 
-				return new window.DOMRect(
-					rect?.left + 10,
-					Math.max( top + 70 + rect.top, 100 ),
-					width,
-					height
-				);
+				// Here we need to account for when the iframe is zoomed out as the width changes.
+				const rectLeft =
+					isZoomedOut && iframeHtmlElementRect
+						? iframeRect?.left + iframeHtmlElementRect.left + 60
+						: iframeRect?.left + 10;
+
+				// Here we need to account for when the zoom out feature is eligible because a toolbar is added to the top of the iframe.
+				const rectTop = isEligibleForZoomOutFeature
+					? Math.max( top + 70 + iframeRect.top, iframeRect.top + 60 )
+					: Math.max(
+							top + 70 + iframeRect.top,
+							iframeRect.top + 60
+					  );
+
+				return new window.DOMRect( rectLeft, rectTop, width, height );
 			},
 		};
 	}, [ selectedBlockRef, selectedBlockClientId ] );

plugins/woocommerce/changelog/add-cys-assembler-zoomed-out-view

@@ -0,0 +1,4 @@
+Significance: minor
+Type: add
+
+Adds a Zoom Out feature to the Customize Your Store experience

plugins/woocommerce/changelog/add-cys-zoom-e2e-tests

@@ -0,0 +1,4 @@
+Significance: patch
+Type: add
+
+E2E test coverage for CYS device toolbar

plugins/woocommerce/changelog/fix-cys-animation

@@ -0,0 +1,4 @@
+Significance: patch
+Type: fix
+
+Fix animation of devicetoolbar

plugins/woocommerce/tests/e2e-pw/tests/customize-store/assembler/full-composability.spec.js

@@ -374,4 +374,38 @@ test.describe( 'Assembler -> Full composability', { tag: '@gutenberg' }, () => {
 			).toHaveCount( 10 );
 		}
 	);
+
+	test( 'Clicking buttons in resize and zoom toolbar changes the frame size', async ( {
+		pageObject,
+		baseURL,
+	} ) => {
+		await prepareAssembler( pageObject, baseURL );
+		const assembler = await pageObject.getAssembler();
+		const editor = await pageObject.getEditor();
+
+		const toolbar = assembler.locator( '[aria-label="Resize Options"]' );
+		const resizeContainer = assembler.locator(
+			'.components-resizable-box__container'
+		);
+		const tabletBtn = assembler.locator( '[aria-label="Tablet View"]' );
+		const mobileBtn = assembler.locator( '[aria-label="Mobile View"]' );
+
+		await mobileBtn.click();
+		const mobileWidth = await resizeContainer.evaluate( ( element ) =>
+			window.getComputedStyle( element ).getPropertyValue( 'width' )
+		);
+
+		await tabletBtn.click();
+		const tabletWidth = await resizeContainer.evaluate( ( element ) =>
+			window.getComputedStyle( element ).getPropertyValue( 'width' )
+		);
+
+		await assembler.locator( '[aria-label="Zoom Out View"]' ).click();
+
+		await expect( editor.locator( '.is-zoomed-out' ) ).toBeVisible();
+		await expect( parseFloat( tabletWidth ) ).toBeGreaterThan(
+			parseFloat( mobileWidth )
+		);
+		await expect( toolbar ).toBeVisible();
+	} );
 } );