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import { |
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CANVAS_PANE_WIDTH, |
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CanvasPane, |
| 4 |
DOT_GRID, |
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useCanvasOpen, |
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} from '@agent/components/Canvas'; |
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import { usePortal } from '@agent/hooks/usePortal'; |
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import { DESKTOP_MIN_WIDTH, useGlobalStore } from '@agent/state/global'; |
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import { createPortal, useEffect, useRef } from '@wordpress/element'; |
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import { __ } from '@wordpress/i18n'; |
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import { close, Icon } from '@wordpress/icons'; |
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import { motion } from 'framer-motion'; |
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import { OptionsPopover } from '../OptionsPopover'; |
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|
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const SIDEBAR_WIDTH = 384; |
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const CANVAS_WIDTH = SIDEBAR_WIDTH + CANVAS_PANE_WIDTH; |
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const FRAME_WIDTH = 8; // border-8 |
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const ANIMATE_TIME = 300; |
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|
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export const SidebarLayout = ({ children }) => { |
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const mountNode = usePortal('extendify-agent-sidebar-mount'); |
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const frameNode = usePortal('extendify-agent-border-frame-mount'); |
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const { open, setOpen } = useGlobalStore(); |
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const canvasOpen = useCanvasOpen(); |
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useLayoutShift(open); |
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|
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const closeAgent = () => { |
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setOpen(false); |
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// External contract: no in-repo listener by design — notifies |
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// host-page/analytics consumers the user dismissed the agent. |
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window.dispatchEvent(new CustomEvent('extendify-agent:closed-button')); |
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}; |
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|
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useEffect(() => { |
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if (open) return; |
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if (!mountNode?.contains(document.activeElement)) return; |
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document.activeElement?.blur(); |
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}, [open]); |
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|
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if (!mountNode) return null; |
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|
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// A border that sits around the entire browser to look like the sidebar is inside it |
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const frameAnim = { |
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open: { |
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top: FRAME_WIDTH, |
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right: FRAME_WIDTH, |
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bottom: FRAME_WIDTH, |
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left: SIDEBAR_WIDTH, |
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boxShadow: '#e0e0e0 0px 0px 0px 9999px', |
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borderRadius: '1rem', |
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}, |
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closed: { |
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inset: 0, |
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boxShadow: '0 0 0 0 #fff', |
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borderRadius: 0, |
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}, |
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}; |
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|
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const frameBar = frameNode |
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? createPortal( |
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<div className="fixed inset-0 pointer-events-none z-high"> |
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<motion.div |
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className="absolute overflow-hidden" |
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initial={false} |
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animate={open ? 'open' : 'closed'} |
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variants={frameAnim} |
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transition={{ duration: ANIMATE_TIME / 1000, ease: 'easeInOut' }} |
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/> |
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<motion.div |
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className="absolute rounded-2xl shadow-xl" |
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style={{ |
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top: FRAME_WIDTH, |
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right: FRAME_WIDTH, |
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bottom: FRAME_WIDTH, |
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left: SIDEBAR_WIDTH, |
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}} |
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initial={false} |
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animate={{ opacity: open ? 1 : 0 }} |
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transition={{ |
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duration: 0.15, |
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delay: open ? ANIMATE_TIME / 1000 : 0, |
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}} |
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/> |
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</div>, |
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frameNode, |
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) |
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: null; |
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|
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// app/Agent/Skeleton.php mirrors this markup for the deferred mount; edit both. |
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const sidebar = mountNode |
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? createPortal( |
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<motion.div |
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className=" fixed top-0 bottom-0 left-0 z-higher border-transparent border-8" |
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id="extendify-agent-sidebar" |
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initial={false} |
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inert={open ? undefined : ''} |
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animate={{ |
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x: open ? 0 : -SIDEBAR_WIDTH, |
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width: canvasOpen ? CANVAS_WIDTH : SIDEBAR_WIDTH, |
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}} |
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transition={{ duration: ANIMATE_TIME / 1000, ease: 'easeInOut' }} |
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> |
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<div |
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className={`h-full flex shadow-lg rounded-2xl overflow-hidden ${canvasOpen ? 'bg-gray-50' : 'bg-white'}`} |
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style={canvasOpen ? DOT_GRID : undefined} |
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> |
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<div |
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className="relative z-10 h-full flex shrink-0 flex-col rounded-2xl overflow-hidden bg-white shadow-lg" |
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style={{ width: SIDEBAR_WIDTH - FRAME_WIDTH * 2 }} |
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> |
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<div className="group flex shrink-0 items-center justify-between overflow-hidden bg-banner-main text-banner-text"> |
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<div className="flex h-full grow items-center justify-between gap-1 p-0 py-2.5"> |
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<div className="flex h-5 px-4 max-w-36 overflow-hidden"> |
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<img |
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className="max-h-full max-w-full object-contain" |
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src={window.extSharedData.partnerLogo} |
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alt={window.extSharedData.partnerName} |
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/> |
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</div> |
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</div> |
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<div className="flex gap-1 h-full items-center p-2"> |
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{canvasOpen ? null : ( |
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<> |
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<OptionsPopover /> |
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<button |
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type="button" |
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className="relative z-10 flex justify-center h-6 w-6 items-center border-0 bg-banner-main text-banner-text outline-hidden ring-design-main focus:shadow-none focus:outline-hidden focus-visible:outline-design-main focus:ring-2 hover:opacity-80 rounded-sm" |
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onClick={closeAgent} |
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> |
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<Icon |
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className="pointer-events-none fill-current leading-none" |
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icon={close} |
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size={18} |
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/> |
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<span className="sr-only"> |
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{__('Close window', 'extendify-local')} |
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</span> |
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</button> |
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</> |
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)} |
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</div> |
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</div> |
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{open ? children : null} |
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</div> |
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<CanvasPane /> |
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</div> |
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</motion.div>, |
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mountNode, |
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) |
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: null; |
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|
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return ( |
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<> |
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{frameBar} |
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{sidebar} |
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</> |
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); |
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}; |
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|
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// Survives save-triggered reloads (modal saves, undo) — the page can |
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// reload while the agent is open and we want to land at the same scroll. |
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const SCROLL_STASH_KEY = 'extendify-agent-wsb-scroll-stash'; |
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|
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const urlKey = () => window.location.pathname + window.location.search; |
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|
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const stashScroll = (scroll) => { |
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try { |
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window.sessionStorage.setItem( |
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SCROLL_STASH_KEY, |
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JSON.stringify({ key: urlKey(), scroll }), |
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); |
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} catch (_) { |
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/* no-op */ |
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} |
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}; |
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|
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const consumeStashedScroll = () => { |
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try { |
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const raw = window.sessionStorage.getItem(SCROLL_STASH_KEY); |
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window.sessionStorage.removeItem(SCROLL_STASH_KEY); |
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if (!raw) return 0; |
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const data = JSON.parse(raw); |
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if (!data || data.key !== urlKey()) return 0; |
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const n = Number(data.scroll); |
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return Number.isFinite(n) && n > 0 ? n : 0; |
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} catch (_) { |
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return 0; |
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} |
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}; |
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|
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export const useLayoutShift = (open) => { |
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const ease = 'ease-in-out'; |
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const t = (props) => |
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props.map((p) => `${p} ${ANIMATE_TIME}ms ${ease}`).join(', '); |
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const firstRun = useRef(true); |
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const savedScroll = useRef(0); |
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|
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useEffect(() => { |
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const onBeforeUnload = () => { |
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const wsb = document.querySelector('.wp-site-blocks'); |
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const scroll = wsb?.scrollTop || window.scrollY || 0; |
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if (scroll > 0) stashScroll(scroll); |
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}; |
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window.addEventListener('beforeunload', onBeforeUnload); |
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return () => window.removeEventListener('beforeunload', onBeforeUnload); |
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}, []); |
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|
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useEffect(() => { |
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const siteBlocks = document.querySelector('.wp-site-blocks'); |
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const wpadminbar = document.querySelector('#wpadminbar'); |
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const stickyHeader = document.querySelector( |
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'header.is-position-sticky, header.wp-block-template-part:has(.ext-header-sticky)', |
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); |
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|
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// firstRun.current flips below before applyScaling runs in rAF. |
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const isFirstApply = firstRun.current; |
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|
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const applyScaling = () => { |
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if (!siteBlocks) return; |
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|
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// Unmount leaves these styles, so scaling below the breakpoint is permanent. |
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if (open && window.innerWidth >= DESKTOP_MIN_WIDTH) { |
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// Capture before `position: fixed` zeroes window.scrollY. |
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// Fall through to savedScroll.current so resize / strict-mode |
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// re-runs don't clobber it with the now-pinned scrollY (0). |
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const stashed = isFirstApply ? consumeStashedScroll() : 0; |
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savedScroll.current = stashed || window.scrollY || savedScroll.current; |
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|
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const viewportWidth = window.innerWidth; |
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const scale = (viewportWidth - SIDEBAR_WIDTH) / viewportWidth; |
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|
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// Subtract 40 because translateY(40px) below pushes the element down. |
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const scaledHeight = (window.innerHeight - 40) / scale; |
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|
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Object.assign(siteBlocks.style, { |
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transformOrigin: 'top left', |
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transform: `translateX(${SIDEBAR_WIDTH}px) translateY(40px) scale(${scale})`, |
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height: `${scaledHeight}px`, |
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overflowY: 'auto', |
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// `auto` so the scrollTop below is instant; `smooth` would animate from 0. |
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scrollBehavior: 'auto', |
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}); |
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// Force layout so scrollTop respects the new height/overflow. |
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void siteBlocks.scrollHeight; |
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siteBlocks.scrollTop = savedScroll.current; |
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if (stickyHeader) { |
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stickyHeader.style.setProperty( |
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'--wp-admin--admin-bar--position-offset', |
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'0px', |
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); |
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} |
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document.body.style.overflow = 'hidden'; |
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document.body.style.position = 'fixed'; |
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document.body.style.top = '0'; |
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document.body.style.left = '0'; |
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document.body.style.width = '100vw'; |
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} else { |
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const stashed = isFirstApply ? consumeStashedScroll() : 0; |
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const wsbScroll = |
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siteBlocks.scrollTop || stashed || savedScroll.current; |
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Object.assign(siteBlocks.style, { |
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transformOrigin: 'top left', |
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transform: 'translateX(0) translateY(0) scale(1)', |
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height: '', |
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overflowY: '', |
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maxWidth: '100vw', |
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scrollBehavior: '', |
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}); |
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if (stickyHeader) { |
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stickyHeader.style.removeProperty( |
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'--wp-admin--admin-bar--position-offset', |
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'32px', |
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); |
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} |
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document.body.style.overflow = ''; |
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document.body.style.position = ''; |
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document.body.style.top = ''; |
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document.body.style.left = ''; |
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document.body.style.width = ''; |
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// `instant` overrides themes that set html { scroll-behavior: smooth }. |
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void document.documentElement.scrollHeight; |
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window.scrollTo({ top: wsbScroll, left: 0, behavior: 'instant' }); |
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savedScroll.current = 0; |
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} |
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}; |
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|
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if (!firstRun.current) { |
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if (siteBlocks) { |
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siteBlocks.style.transition = t(['transform']); |
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} |
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if (wpadminbar) { |
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wpadminbar.style.transition = t([ |
| 293 |
'margin-left', |
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'margin-top', |
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'margin-right', |
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'border-radius', |
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'max-width', |
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]); |
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} |
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} else { |
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firstRun.current = false; |
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} |
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|
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const raf = requestAnimationFrame(() => { |
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const fw = open ? `${FRAME_WIDTH}px` : '0px'; |
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const ml = open ? `${SIDEBAR_WIDTH}px` : '0px'; |
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|
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applyScaling(); |
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|
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// External contract: no in-repo listener by design — lets host-page |
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// consumers react to the agent reflowing the viewport. |
| 312 |
window.dispatchEvent( |
| 313 |
new CustomEvent('extendify-agent:layout-shift', { |
| 314 |
detail: { open }, |
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}), |
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); |
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|
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if (wpadminbar) { |
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Object.assign(wpadminbar.style, { |
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marginTop: fw, |
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marginRight: fw, |
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marginBottom: '0px', |
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marginLeft: ml, |
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borderRadius: open ? '8px 8px 0 0' : '0', |
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maxWidth: open |
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? `calc(100% - ${SIDEBAR_WIDTH + FRAME_WIDTH}px)` |
| 327 |
: '100%', |
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}); |
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} |
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}); |
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|
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window.addEventListener('resize', applyScaling); |
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|
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return () => { |
| 335 |
if (siteBlocks?.scrollTop) { |
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savedScroll.current = siteBlocks.scrollTop; |
| 337 |
} |
| 338 |
cancelAnimationFrame(raf); |
| 339 |
window.removeEventListener('resize', applyScaling); |
| 340 |
document.body.style.overflowX = ''; |
| 341 |
// Don't clear wsb / wpadminbar styles here. Cleanup is sync, |
| 342 |
// but the next effect's close branch animates them in rAF — |
| 343 |
// wiping them now collapses the un-zoom to a no-op jump. |
| 344 |
}; |
| 345 |
}, [open]); |
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}; |
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|
