451 lines
14 KiB
TypeScript
451 lines
14 KiB
TypeScript
import React, {
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ComponentProps,
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MutableRefObject,
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ReactNode,
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createContext,
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useCallback,
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useContext,
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useEffect,
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useRef,
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useState,
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} from 'react';
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import { Box, Header, Line, Scroll, Text, as, toRem } from 'folds';
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import { useAtom } from 'jotai';
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import classNames from 'classnames';
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import { ContainerColor } from '../../styles/ContainerColor.css';
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import * as css from './style.css';
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import { ScreenSize, useScreenSizeContext } from '../../hooks/useScreenSize';
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import {
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SIDEBAR_WIDTH_MIN,
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clampSidebarWidth,
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sidebarWidthAtom,
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} from '../../state/sidebarWidth';
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import {
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VOJO_HORSESHOE_VOID_COLOR,
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VOJO_HORSESHOE_GAP_PX,
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VOJO_HORSESHOE_RADIUS_PX,
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} from '../../styles/horseshoe';
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import { isNativePlatform } from '../../utils/capacitor';
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// Off-switch for the web horseshoe layout. Default `true` (horseshoe
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// enabled on web non-mobile). Set to `false` by any container that
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// embeds `PageRoot` outside the page level — currently `Modal500` for
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// the settings dialogs (Settings / SpaceSettings / RoomSettings), so
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// the modal's nav rail doesn't end up with a 12px void column and
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// rounded corners inside a fixed 500px shell.
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export const HorseshoeEnabledContext = createContext<boolean>(true);
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const useHorseshoeEnabled = (): boolean => {
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const screenSize = useScreenSizeContext();
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const isMobile = screenSize === ScreenSize.Mobile;
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const contextEnabled = useContext(HorseshoeEnabledContext);
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return contextEnabled && !isMobile && !isNativePlatform();
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};
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type PageRootProps = {
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nav: ReactNode;
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children: ReactNode;
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};
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export function PageRoot({ nav, children }: PageRootProps) {
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const screenSize = useScreenSizeContext();
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const isMobile = screenSize === ScreenSize.Mobile;
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// Horseshoe (gap + rounded chat wrapper) is web-only AND non-mobile-
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// only AND not embedded (the `HorseshoeEnabledContext` lets parents
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// like `Modal500` switch it off — settings dialogs render `PageRoot`
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// inside a fixed-width modal where the void column doesn't belong).
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// Native keeps the original single `<Line>` separator; mobile shows
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// one panel at a time so no separator is needed at all.
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const horseshoe = useHorseshoeEnabled();
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const horseshoeRadius = toRem(VOJO_HORSESHOE_RADIUS_PX);
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if (horseshoe) {
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return (
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<Box grow="Yes" className={ContainerColor({ variant: 'Background' })}>
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{/* Page-nav slot — its right edge stays square (the original
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TR / BR rounding was reverted). The 12px void gap below
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still creates a visible seam between page-nav and the chat
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panel, and the resize handle inside `ResizablePageNav` is
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shifted into that void via the inline style below. */}
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{nav}
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<Box
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shrink="No"
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style={{
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width: toRem(VOJO_HORSESHOE_GAP_PX),
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backgroundColor: VOJO_HORSESHOE_VOID_COLOR,
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}}
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/>
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{/* Right-side panel: two layers, both filling the same flex
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slot. Outer paints the void colour; inner re-paints the
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standard Background and clips its content with
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`overflow:hidden + border-radius`, so the inner's rounded
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TL/BL carves expose the outer's void. The explicit
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Background bg on the inner is what keeps the panel's
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apparent colour unchanged for routes whose content has no
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opaque bg of its own (e.g. ChannelsLanding) — without it
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the outer void would bleed through. */}
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<Box
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grow="Yes"
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style={{ minWidth: 0, backgroundColor: VOJO_HORSESHOE_VOID_COLOR }}
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>
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<Box
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grow="Yes"
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className={ContainerColor({ variant: 'Background' })}
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style={{
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minWidth: 0,
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overflow: 'hidden',
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borderTopLeftRadius: horseshoeRadius,
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borderBottomLeftRadius: horseshoeRadius,
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}}
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>
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{children}
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</Box>
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</Box>
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</Box>
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);
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}
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return (
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<Box grow="Yes" className={ContainerColor({ variant: 'Background' })}>
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{nav}
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{!isMobile && <Line variant="Background" size="300" direction="Vertical" />}
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{children}
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</Box>
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);
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}
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type ClientDrawerLayoutProps = {
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children: ReactNode;
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resizable?: boolean;
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};
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export function PageNav({
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size,
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resizable,
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children,
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}: ClientDrawerLayoutProps & css.PageNavVariants) {
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const screenSize = useScreenSizeContext();
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const isMobile = screenSize === ScreenSize.Mobile;
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const horseshoe = useHorseshoeEnabled();
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if (resizable && !isMobile) {
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return <ResizablePageNav>{children}</ResizablePageNav>;
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}
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return (
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<Box
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grow={isMobile ? 'Yes' : undefined}
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className={css.PageNav({ size })}
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shrink={isMobile ? 'Yes' : 'No'}
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>
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<Box
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grow="Yes"
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direction="Column"
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className={horseshoe ? css.PageNavInnerWebHorseshoe : undefined}
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// Top inset for native: `#root` no longer reserves the status-bar
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// height (src/index.css), so the page-nav extends to the screen
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// top. The padding here pushes the page-nav header (workspace
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// tabs, etc.) below the status-bar icons. Applied at the inner
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// column rather than at the `PageNavHeader` recipe because the
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// recipe uses a Folds `<Header size="...">` with a fixed height —
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// padding there would clip the header content. `--vojo-safe-top`
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// is 0 on web and inside Modal500-hosted dialogs.
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style={{ paddingTop: 'var(--vojo-safe-top, 0px)' }}
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>
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{children}
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</Box>
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</Box>
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);
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}
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function ResizablePageNav({ children }: { children: ReactNode }) {
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const navRef = useRef<HTMLDivElement>(null);
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const handleRef = useRef<HTMLDivElement>(null);
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const horseshoe = useHorseshoeEnabled();
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const [savedWidth, setSavedWidth] = useAtom(sidebarWidthAtom);
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const [vw, setVw] = useState<number>(
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typeof window !== 'undefined' ? window.innerWidth : 1280
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);
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const [dragging, setDragging] = useState(false);
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// Live width during a drag — kept in component state so we don't write to
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// the localStorage-backed atom on every pointermove (hundreds of sync disk
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// writes per drag). Atom is flushed once on pointerup.
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const [liveWidth, setLiveWidth] = useState<number | null>(null);
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useEffect(() => {
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const onResize = () => setVw(window.innerWidth);
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window.addEventListener('resize', onResize);
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return () => window.removeEventListener('resize', onResize);
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}, []);
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const maxW = Math.max(SIDEBAR_WIDTH_MIN, Math.floor(vw / 3));
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const baseWidth = dragging && liveWidth !== null ? liveWidth : savedWidth;
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const width = clampSidebarWidth(baseWidth, vw);
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// On viewports too narrow for any meaningful range (max == min) we hide the
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// handle entirely: leaving it pointer-active but un-draggable reads as a
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// broken UI. Falls back to the static MIN width.
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const canResize = maxW > SIDEBAR_WIDTH_MIN;
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// During a drag, signal that the user has pushed past a clamp — min
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// squishes the indicator, max stretches it, so the limit feels tactile.
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const atMin = dragging && liveWidth !== null && liveWidth <= SIDEBAR_WIDTH_MIN;
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const atMax = dragging && liveWidth !== null && liveWidth >= maxW;
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// Cleanup body styles when the drag ends OR the component unmounts mid-drag
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// (e.g. mobile breakpoint flip, route change, Alt-Tab without pointerup).
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// Without this the page can get stuck with col-resize cursor and
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// user-select: none on body until the next mutation.
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useEffect(() => {
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if (!dragging) return undefined;
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return () => {
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document.body.style.cursor = '';
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document.body.style.userSelect = '';
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};
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}, [dragging]);
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const beginDrag = useCallback((pointerId: number) => {
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setDragging(true);
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setLiveWidth(null);
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try {
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handleRef.current?.setPointerCapture(pointerId);
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} catch {
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/* setPointerCapture is best-effort */
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}
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document.body.style.cursor = 'col-resize';
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document.body.style.userSelect = 'none';
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}, []);
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const endDrag = useCallback(() => {
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setDragging(false);
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document.body.style.cursor = '';
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document.body.style.userSelect = '';
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setLiveWidth((current) => {
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if (current !== null) {
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setSavedWidth(clampSidebarWidth(current, window.innerWidth));
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}
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return null;
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});
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}, [setSavedWidth]);
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const onPointerDown = useCallback(
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(e: React.PointerEvent<HTMLDivElement>) => {
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if (e.button !== 0 || !canResize) return;
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e.preventDefault();
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beginDrag(e.pointerId);
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},
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[beginDrag, canResize]
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);
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const onPointerMove = useCallback(
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(e: React.PointerEvent<HTMLDivElement>) => {
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if (!dragging || !navRef.current) return;
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const rect = navRef.current.getBoundingClientRect();
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setLiveWidth(clampSidebarWidth(e.clientX - rect.left, window.innerWidth));
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},
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[dragging]
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);
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const onStopPointer = useCallback(
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(e: React.PointerEvent<HTMLDivElement>) => {
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try {
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handleRef.current?.releasePointerCapture(e.pointerId);
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} catch {
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/* releasePointerCapture is best-effort */
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}
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endDrag();
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},
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[endDrag]
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);
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const onKeyDown = useCallback(
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(e: React.KeyboardEvent<HTMLDivElement>) => {
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if (!canResize) return;
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const step = e.shiftKey ? 64 : 16;
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let next: number | null = null;
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if (e.key === 'ArrowLeft') next = savedWidth - step;
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else if (e.key === 'ArrowRight') next = savedWidth + step;
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else if (e.key === 'Home') next = SIDEBAR_WIDTH_MIN;
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else if (e.key === 'End') next = maxW;
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if (next === null) return;
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e.preventDefault();
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setSavedWidth(clampSidebarWidth(next, vw));
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},
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[savedWidth, vw, maxW, canResize, setSavedWidth]
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);
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return (
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<Box ref={navRef} className={css.PageNavResizable} style={{ width }}>
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<Box
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grow="Yes"
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direction="Column"
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className={horseshoe ? css.PageNavInnerWebHorseshoe : undefined}
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// Same native safe-top inset as the regular PageNav above —
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// `var(--vojo-safe-top)` is 0 on web (where resizable is used)
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// but kept here for symmetry / future-proofing.
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style={{ paddingTop: 'var(--vojo-safe-top, 0px)' }}
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>
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{children}
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</Box>
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{canResize && (
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<div
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ref={handleRef}
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role="separator"
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aria-orientation="vertical"
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aria-valuenow={width}
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aria-valuemin={SIDEBAR_WIDTH_MIN}
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aria-valuemax={maxW}
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aria-label="Resize sidebar"
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tabIndex={0}
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className={css.PageNavResizeHandle}
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// On web the page-nav is followed by the horseshoe void gap
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// instead of the original `<Line>` separator — shift the
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// handle so its hit-area fills exactly that void instead of
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// bleeding onto the chat surface. Both dimensions are in
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// `rem` to match the gap Box width (also `toRem(...)`), so
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// they stay aligned across non-default root font-sizes.
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// Native (or any context that disables the horseshoe, e.g.
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// inside `Modal500`) keeps the CSS default which lines up
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// with the Line.
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style={
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horseshoe
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? {
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right: `-${toRem(VOJO_HORSESHOE_GAP_PX)}`,
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width: toRem(VOJO_HORSESHOE_GAP_PX),
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}
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: undefined
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}
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data-dragging={dragging || undefined}
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data-at-min={atMin || undefined}
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data-at-max={atMax || undefined}
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onPointerDown={onPointerDown}
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onPointerMove={onPointerMove}
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onPointerUp={onStopPointer}
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onPointerCancel={onStopPointer}
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onLostPointerCapture={onStopPointer}
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onKeyDown={onKeyDown}
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/>
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)}
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</Box>
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);
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}
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export const PageNavHeader = as<'header', css.PageNavHeaderVariants>(
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({ className, outlined, ...props }, ref) => (
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<Header
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className={classNames(css.PageNavHeader({ outlined }), className)}
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variant="Background"
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size="600"
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{...props}
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ref={ref}
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/>
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)
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);
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export function PageNavContent({
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scrollRef,
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children,
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}: {
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children: ReactNode;
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scrollRef?: MutableRefObject<HTMLDivElement | null>;
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}) {
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return (
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<Box grow="Yes" direction="Column">
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<Scroll
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ref={scrollRef}
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variant="Background"
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direction="Vertical"
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size="300"
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hideTrack
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visibility="Hover"
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>
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<div className={css.PageNavContent}>{children}</div>
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</Scroll>
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</Box>
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);
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}
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export const Page = as<'div'>(({ className, ...props }, ref) => (
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<Box
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grow="Yes"
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direction="Column"
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className={classNames(ContainerColor({ variant: 'Surface' }), className)}
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{...props}
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ref={ref}
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/>
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));
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export const PageHeader = as<'div', css.PageHeaderVariants>(
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({ className, outlined, balance, ...props }, ref) => (
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<Header
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as="header"
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size="600"
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className={classNames(css.PageHeader({ balance, outlined }), className)}
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{...props}
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ref={ref}
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/>
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)
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);
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export const PageContent = as<'div'>(({ className, ...props }, ref) => (
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<div className={classNames(css.PageContent, className)} {...props} ref={ref} />
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));
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export function PageHeroEmpty({ children }: { children: ReactNode }) {
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return (
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<Box
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className={classNames(ContainerColor({ variant: 'SurfaceVariant' }), css.PageHeroEmpty)}
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direction="Column"
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alignItems="Center"
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justifyContent="Center"
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gap="200"
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>
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{children}
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</Box>
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);
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}
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export const PageHeroSection = as<'div', ComponentProps<typeof Box>>(
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({ className, ...props }, ref) => (
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<Box
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direction="Column"
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className={classNames(css.PageHeroSection, className)}
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{...props}
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ref={ref}
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/>
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)
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);
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export function PageHero({
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icon,
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title,
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subTitle,
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children,
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}: {
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icon?: ReactNode;
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title: ReactNode;
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subTitle?: ReactNode;
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children?: ReactNode;
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}) {
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return (
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<Box direction="Column" gap="400">
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{icon && (
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<Box direction="Column" alignItems="Center" gap="200">
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{icon}
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</Box>
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)}
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<Box as="h2" direction="Column" gap="200" alignItems="Center">
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<Text align="Center" size="H2">
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{title}
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</Text>
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{subTitle && (
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<Text align="Center" priority="400">
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{subTitle}
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</Text>
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)}
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</Box>
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{children}
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</Box>
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);
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}
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export const PageContentCenter = as<'div'>(({ className, ...props }, ref) => (
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<div className={classNames(css.PageContentCenter, className)} {...props} ref={ref} />
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));
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