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1146 lines
41 KiB
1146 lines
41 KiB
import { context } from '../../provider';
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import { boolToEmptyStrOrUndef, getDataOpenClosed } from '$adom';
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import {
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readableActive,
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state,
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type Active,
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type ActiveProps,
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type State,
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type StateProps
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} from '$libs/reactive';
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import type { SomaMouseEvent, SomaKeyboardEvent, Direction } from '../../types';
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import { KEYS } from '../../keyboard';
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import { Soma } from '../../core/soma.svelte';
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import { watch } from 'runed';
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import { untrack } from 'svelte';
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import { Presence } from '../../layers/presence.svelte';
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import { FocusScope } from '../../layers/focus-scope.svelte';
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import { Dismissal } from '../../layers/dismissal.svelte';
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import { ScrollLock } from '../../layers/scroll-lock.svelte';
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import { TextSelection } from '../../layers/text-selection.svelte';
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import { Gesture } from '../../layers/gesture';
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import { AxialDrag, type AxialStartSide } from '../../layers/manipulation';
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import type {
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DrawerSide,
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DrawerDirection,
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DrawerStateFields,
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DrawerActiveFields,
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DrawerContentActiveFields
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} from './types';
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import type { DragDirection } from '../../layers/gesture';
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import { DRAWER_LANGS } from './langs';
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import { drawerMorfo } from '../../../morfo/components/drawer';
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import { type SomaRuntime, type SomaRuntimePart } from '$soma';
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import type { SemaSignatureOverride } from '$uix/sema';
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// ── Direction resolution ────────────────────────────────────────────────────
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function resolveDirection(direction: DrawerDirection, dir: Direction): DrawerSide {
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if (direction === 'start') return dir === 'rtl' ? 'right' : 'left';
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if (direction === 'end') return dir === 'rtl' ? 'left' : 'right';
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return direction;
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}
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function sideToDragDirection(side: DrawerSide): DragDirection {
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switch (side) {
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case 'bottom':
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return 'down';
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case 'top':
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return 'up';
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case 'left':
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return 'left';
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case 'right':
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return 'right';
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}
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}
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function sideToAxis(side: DrawerSide): 'x' | 'y' {
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return side === 'left' || side === 'right' ? 'x' : 'y';
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}
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function sideToAxialStart(side: DrawerSide): AxialStartSide {
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return side;
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}
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function resolveSize(value: unknown, refSize: number): number | undefined {
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if (value === undefined || value === null) return undefined;
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if (typeof value === 'number') return value;
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if (typeof value !== 'string') return undefined;
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const trimmed = value.trim();
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if (trimmed.endsWith('%')) {
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const pct = parseFloat(trimmed.slice(0, -1));
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return Number.isFinite(pct) ? (pct / 100) * refSize : undefined;
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}
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const px = parseFloat(trimmed.endsWith('px') ? trimmed.slice(0, -2) : trimmed);
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return Number.isFinite(px) ? px : undefined;
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}
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/** Default minSize floor: max(80px, 20% * refSize). */
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function defaultMinSize(refSize: number): number {
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return Math.max(80, refSize * 0.2);
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}
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// ── Provider (root) ─────────────────────────────────────────────────────────
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interface DrawerOpts extends StateProps<DrawerStateFields>, ActiveProps<DrawerActiveFields> {
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id: Active<string>;
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ref?: State<HTMLElement | null>;
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}
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/**
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* Drawer root — runtime-direct (no `Provider` base inheritance).
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*
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* Same shape as Dialog but with extras: snap points, gesture-driven drag,
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* a Handle part, side-resolution against Soma's `dir`. The morfo runtime
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* fires the prewrite → semantic.emit → handler cadence; component-specific
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* data-attrs (`data-side`, `data-dragging`, `data-nested*`) stay as inline
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* overrides in each part's `props` derived because they're not declared
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* with a `value:` source in the morfo today.
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*/
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export class DrawerProvider {
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static readonly ctx = context<DrawerProvider>('Drawer');
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static get(): DrawerProvider | undefined {
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return this.ctx.getOr(undefined) as DrawerProvider | undefined;
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}
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static require(): DrawerProvider {
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return this.ctx.get();
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}
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static create(opts: DrawerOpts) {
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return new DrawerProvider(opts);
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}
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readonly opts: DrawerOpts;
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readonly soma: Soma;
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readonly runtime: SomaRuntime;
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readonly runtimePart: SomaRuntimePart;
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contentId = state('');
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titleId = state('');
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descriptionId = state('');
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triggerId = state('');
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triggerNode = state<HTMLElement | null>(null);
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handleNode = state<HTMLElement | null>(null);
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// ── Nesting ──────────────────────────────────────────────────────────────
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readonly parent: DrawerProvider | undefined;
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readonly depth: number;
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nestedOpenCount = $state(0);
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// ── Presence ─────────────────────────────────────────────────────────────
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readonly contentPresence: Presence;
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readonly overlayPresence: Presence;
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private contentRef = state<HTMLElement | null>(null);
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private overlayRef = state<HTMLElement | null>(null);
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readonly resolvedSide = $derived.by((): DrawerSide => {
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const dir = this.soma.prefs.getDir();
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return resolveDirection(this.opts.direction.current, dir);
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});
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/**
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* Modal-equivalent boolean derived from `variant`. Drives focus trap,
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* scroll-lock, dismissal layer enablement and the `aria-modal` attr.
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* Only `'overlay'` is modal — `'inline'` and `'persistent'` are not.
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*/
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readonly isOverlay = $derived.by(() => this.opts.variant.current === 'overlay');
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/**
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* Always-visible mode. `open` is forced to `true`; Trigger has no effect;
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* `close-*` events are not fired by user gestures (Escape, click-outside).
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*/
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readonly isPersistent = $derived.by(() => this.opts.variant.current === 'persistent');
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private constructor(opts: DrawerOpts) {
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const parent = DrawerProvider.get() as DrawerProvider | undefined;
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this.opts = opts;
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DrawerProvider.ctx.set(this);
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this.parent = parent;
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this.depth = parent ? parent.depth + 1 : 0;
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if (parent) {
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watch(
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() => opts.open.current,
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(isOpen, prevOpen) => {
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untrack(() => {
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if (isOpen && !prevOpen) parent.nestedOpenCount++;
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else if (!isOpen && prevOpen)
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parent.nestedOpenCount = Math.max(0, parent.nestedOpenCount - 1);
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});
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}
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);
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}
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this.contentPresence = new Presence({
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open: opts.open,
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ref: this.contentRef,
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onComplete: (open) => opts.onOpenChangeComplete.current(open)
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});
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this.overlayPresence = new Presence({
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open: opts.open,
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ref: this.overlayRef
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});
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const onPresent = () => this.handleOpen();
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const onClose = () => this.handleClose();
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// Direct-manipulation events have no JS handler — they exist only
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// for the perceptual layer. State (data-dragging, activeSnapPoint)
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// is owned by the Gesture layer and applied via `dom.apply` /
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// `data-dragging` on Content props.
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const noop = () => {};
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this.soma = Soma.require();
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this.runtime = this.soma.runtime(drawerMorfo, {
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// 'persistent' forces open=true so eidos can render the layout
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// drawer without the consumer needing to bind `open`. The morfo
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// state is read once per tick so the override is reactive.
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states: {
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open: () => (opts.variant.current === 'persistent' ? true : opts.open.current)
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},
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props: {
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disabled: () => opts.disabled.current,
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variant: () => opts.variant.current,
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// `modal` is the morfo-internal derived used by `aria-modal`'s
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// `prop-truthy` condition — kept here so the morfo schema does
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// not need a `prop-equals` discriminator. Tracks variant 1:1.
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modal: () => opts.variant.current === 'overlay'
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},
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parts: {
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trigger: () => this.triggerId.current,
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content: () => this.contentId.current,
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title: () => this.titleId.current,
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description: () => this.descriptionId.current
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},
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events: {
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present: onPresent,
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'close-save': onClose,
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'close-cancel': onClose,
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'close-dismiss': onClose,
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'close-dismiss-outside': onClose,
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'close-after-fail': onClose,
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'drag-start': noop,
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'drag-progress': noop,
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'drag-end': noop,
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resize: noop
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}
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});
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this.runtimePart = this.runtime.part('provider', {
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id: opts.id,
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ref: opts.ref,
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owner: this,
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context: DrawerProvider.ctx,
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syncAttrs: true
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});
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}
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/**
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* Programmatic dismiss with named cause. Same API as Dialog.dismissWith.
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*/
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dismissWith(action: 'save' | 'cancel' | 'dismiss' | 'dismiss-outside' | 'fail'): Promise<void> {
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const eventName = action === 'fail' ? 'close-after-fail' : `close-${action}`;
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return this.runtime.trigger(eventName);
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}
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readonly isNested = $derived.by(() => this.depth > 0);
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readonly hasNestedOpen = $derived.by(() => this.nestedOpenCount > 0);
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handleOpen() {
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if (this.opts.disabled.current) return;
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// Persistent drawer is always open; Trigger interactions are no-ops.
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if (this.isPersistent) return;
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this.opts.open.current = true;
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}
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handleClose() {
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if (this.opts.disabled.current) return;
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// `dismissible` is NOT checked here. It governs dismissal gestures
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// (Escape, click-outside, opt-in drag-to-dismiss) which are already gated
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// upstream — the Dismissal layer, the Gesture's `enabled`, and the
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// Overlay's onclick all bail when `dismissible=false`. Explicit user
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// actions (Close button click → 'close-cancel', programmatic
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// `dismissWith('save')`, etc.) MUST still work; otherwise a
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// non-dismissible drawer would be uncloseable except via binding
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// `open` from the consumer, which contradicts the API.
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if (this.isPersistent) return;
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this.opts.activeSnapPoint.current = null;
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this.opts.open.current = false;
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// Non-modal: FocusScope is disabled, so return focus manually
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if (!this.isOverlay) this.triggerNode.current?.focus();
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}
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forceClose() {
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if (this.isPersistent) return;
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this.opts.activeSnapPoint.current = null;
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this.opts.open.current = false;
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if (!this.isOverlay) this.triggerNode.current?.focus();
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}
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setContentRef(el: HTMLElement | null) {
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this.contentRef.current = el;
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}
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setOverlayRef(el: HTMLElement | null) {
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this.overlayRef.current = el;
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}
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/** Overlay opacity: 1 fully open, scales toward 0 as the panel shrinks via snap. */
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get overlayOpacity(): number {
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if (!this.opts.open.current) return 0;
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const snap = this.opts.activeSnapPoint.current;
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if (snap === null || typeof snap !== 'number' || snap > 1) return 1;
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// snap fraction directly maps to opacity — 0.4 visible = 40 % opaque.
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return Math.max(0, Math.min(1, snap));
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}
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readonly props = $derived.by(() => ({
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...this.runtimePart.props,
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'data-state': getDataOpenClosed(this.opts.open.current),
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'data-disabled': boolToEmptyStrOrUndef(this.opts.disabled.current)
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}));
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}
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// ── Trigger ─────────────────────────────────────────────────────────────────
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interface DrawerTriggerOpts {
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id: Active<string>;
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ref: State<HTMLElement | null>;
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}
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export class DrawerTriggerProvider {
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static create(opts: DrawerTriggerOpts) {
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return new DrawerTriggerProvider(opts);
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}
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readonly opts: DrawerTriggerOpts;
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readonly provider: DrawerProvider;
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readonly runtimePart: SomaRuntimePart;
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private constructor(opts: DrawerTriggerOpts) {
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this.opts = opts;
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this.provider = DrawerProvider.require();
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this.provider.triggerId.current = opts.id.current;
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// A30: mirror trigger element to provider via `onRefChange` (attachRef
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// fires at mount/unmount inside `untrack`), avoiding the `$effect`
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// child→parent reactive edge.
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this.runtimePart = this.provider.runtime.part('trigger', {
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id: opts.id,
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ref: opts.ref,
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onRefChange: (el) => {
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this.provider.triggerNode.current = el;
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},
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owner: this,
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syncAttrs: true
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});
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}
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readonly onclick = (e: SomaMouseEvent<HTMLButtonElement>) => {
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void this.provider.runtime.trigger('present', {
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fallbackTarget: e.currentTarget as HTMLElement
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});
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};
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readonly onkeydown = (e: SomaKeyboardEvent<HTMLButtonElement>) => {
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if (e.key === KEYS.ENTER || e.key === KEYS.SPACE) {
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e.preventDefault();
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void this.provider.runtime.trigger('present', {
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fallbackTarget: e.currentTarget as HTMLElement
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});
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}
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};
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readonly props = $derived.by(() => ({
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...this.runtimePart.props,
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type: 'button' as const,
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'aria-haspopup': 'dialog' as const,
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'aria-expanded': this.provider.opts.open.current,
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'aria-controls': this.provider.contentId.current || undefined,
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'aria-label': this.provider.soma?.langs.ts(DRAWER_LANGS.TRIGGER),
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'data-state': getDataOpenClosed(this.provider.opts.open.current),
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disabled: this.provider.opts.disabled.current || undefined,
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onclick: this.onclick,
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onkeydown: this.onkeydown
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}));
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}
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// ── Content ─────────────────────────────────────────────────────────────────
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interface DrawerContentOpts extends ActiveProps<DrawerContentActiveFields> {
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id: Active<string>;
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ref: State<HTMLElement | null>;
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}
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export class DrawerContentProvider {
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static create(opts: DrawerContentOpts) {
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return new DrawerContentProvider(opts);
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}
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readonly opts: DrawerContentOpts;
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readonly provider: DrawerProvider;
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readonly runtimePart: SomaRuntimePart;
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readonly focusScope: ReturnType<typeof FocusScope.use>;
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readonly dismissal: Dismissal;
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readonly scrollLock: ScrollLock;
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readonly textSelection: TextSelection;
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readonly gesture: ReturnType<typeof Gesture.drag>;
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/**
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* AxialDrag instance used for resize, either freeform or with snap points.
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* Mutually exclusive with the opt-in translate-to-dismiss path of
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* `gesture`. Both are always constructed; only one is "live" at a time,
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* gated by `enabled`.
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*/
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readonly axial: AxialDrag;
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// Scroll-drag guard: cancel gesture if user scrolled recently
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private scrollDragBlocked = $state(false);
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private scrollTimer: ReturnType<typeof setTimeout> | null = null;
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// Tracks whether the current pointer interaction has already fired
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// drag-start. Reset on release so the next gesture re-fires it.
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private wasDragging = $state(false);
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/**
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* Stable PX size of the panel "fully open" on the drag axis. Captured
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* once on first transition to `open` (NOT refreshed on each drag —
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* that would pick up partial-snap sizes and break snap-fraction math).
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* Reset to 0 when drawer closes; recaptured on next open.
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*/
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private panelMaxSize = $state(0);
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private hasSnapPoints(): boolean {
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const snaps = this.provider.opts.snapPoints.current;
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return !!snaps && snaps.length > 0;
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}
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private usesAxialResize(): boolean {
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return this.hasSnapPoints() || !this.provider.opts.dragToDismiss.current;
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}
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private constructor(opts: DrawerContentOpts) {
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this.opts = opts;
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this.provider = DrawerProvider.require();
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this.provider.contentId.current = opts.id.current;
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this.runtimePart = this.provider.runtime.part('content', {
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id: opts.id,
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ref: opts.ref,
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onRefChange: (el) => this.provider.setContentRef(el),
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owner: this,
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syncAttrs: true
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});
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// ── Focus scope ──────────────────────────────────────────────────────
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// Non-modal: no focus trap, no auto-focus — background must stay interactive.
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const isModal = () => this.provider.isOverlay;
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this.focusScope = FocusScope.use({
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onOpenAutoFocus: readableActive(() =>
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isModal() ? opts.onOpenAutoFocus.current : (e: Event) => e.preventDefault()
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),
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onCloseAutoFocus: opts.onCloseAutoFocus,
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trap: readableActive(() => opts.trapFocus.current && isModal()),
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loop: opts.loop,
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ref: opts.ref,
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enabled: readableActive(() => this.provider.contentPresence.isPresent && isModal())
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});
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// ── Dismissal ────────────────────────────────────────────────────────
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// A drawer is NOT a popover. interactOutside is ALWAYS 'ignore':
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// - Modal: overlay handles click-to-close
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// - Non-modal: background interaction is the whole point
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// Escape is the only dismissal mechanism from the Dismissal layer.
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this.dismissal = Dismissal.use({
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ref: readableActive(() => opts.ref.current),
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enabled: readableActive(
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() => this.provider.opts.open.current && this.provider.opts.dismissible.current && isModal()
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),
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onEscapeKeydown: readableActive(() => (e: KeyboardEvent) => {
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opts.onEscapeKeydown.current(e);
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if (!e.defaultPrevented) void this.provider.runtime.trigger('close-dismiss');
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}),
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escapeKeydownBehavior: readableActive(() => opts.escapeKeydownBehavior.current ?? 'close'),
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onInteractOutside: readableActive(() => (_e: PointerEvent) => {}),
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interactOutsideBehavior: readableActive(
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() => opts.interactOutsideBehavior.current ?? 'ignore'
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),
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onFocusOutside: opts.onFocusOutside,
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isValidEvent: readableActive(() => () => false)
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});
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// ── Scroll lock ──────────────────────────────────────────────────────
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// Non-modal: no scroll lock — background scrolling must work.
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this.scrollLock = new ScrollLock(undefined, () => opts.restoreScrollDelay.current);
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$effect(() => {
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this.scrollLock.locked.current =
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this.provider.opts.open.current && opts.preventScroll.current && this.provider.isOverlay;
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});
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// ── Text selection ───────────────────────────────────────────────────
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this.textSelection = TextSelection.use({
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ref: readableActive(() => opts.ref.current),
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dom: this.provider.soma.dom,
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enabled: readableActive(() => this.provider.opts.open.current),
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onPointerDown: readableActive(() => () => {}),
|
|
onPointerUp: readableActive(() => () => {})
|
|
});
|
|
|
|
// ── Gesture (drag to dismiss / resize) ───────────────────────────────
|
|
// Wires the runtime's morfo-declared `drag-*` / `resize` events. The
|
|
// drag-progress trigger is rAF-throttled — `onDrag` fires on every
|
|
// pointermove, but the perceptual signal only re-fires once per frame
|
|
// to avoid queueing dozens of overlapping holds per gesture.
|
|
//
|
|
// drag-progress emit carries DYNAMIC sound overrides modulated by the
|
|
// gesture state (progress / velocity / direction), producing a sparse,
|
|
// low-gain whistle. It is intentionally throttled below rAF cadence:
|
|
// separate synth notes every frame read as rough buzzing, not as air.
|
|
// The cascade rule for drag-progress only sets `channels` — it must
|
|
// NOT override the same primitives or it would clobber these per-emit
|
|
// values (cascade > signal.overrides in the layer order).
|
|
let dragProgressFrame: number | null = null;
|
|
let lastDragProgressSignalAt = 0;
|
|
// Track the last offset on the drag axis to derive direction (the
|
|
// gesture's velocity sign is noisy at low speeds — using delta is
|
|
// more robust for direction inference).
|
|
let lastAxisOffset = 0;
|
|
const lerp = (a: number, b: number, t: number) => a + (b - a) * t;
|
|
const clamp = (v: number, lo: number, hi: number) => Math.max(lo, Math.min(hi, v));
|
|
const DRAG_PROGRESS_SIGNAL_MS = 88;
|
|
const dragProgressSound = (
|
|
value: number,
|
|
velocityPx: number,
|
|
axisOffsetToward: number
|
|
): SemaSignatureOverride => {
|
|
const value01 = clamp(value, 0, 1);
|
|
const velThresh = this.provider.opts.velocityThreshold.current || 0.5;
|
|
const velocity01 = clamp(Math.abs(velocityPx) / velThresh, 0, 1);
|
|
const directionToward = axisOffsetToward - lastAxisOffset;
|
|
lastAxisOffset = axisOffsetToward;
|
|
|
|
return {
|
|
sound: {
|
|
pitch: lerp(960, 1500, value01),
|
|
gain: clamp(0.012 + velocity01 * 0.018, 0.012, 0.03),
|
|
centroid: lerp(5200, 8200, velocity01),
|
|
duration: 96,
|
|
contour: directionToward > 0 ? 'ascending' : 'descending',
|
|
attack: 26,
|
|
decay: 90,
|
|
roughness: 0.002
|
|
}
|
|
};
|
|
};
|
|
const flushDragProgress = () => {
|
|
dragProgressFrame = null;
|
|
if (!this.gesture.isDragging) return;
|
|
const now = performance.now();
|
|
if (now - lastDragProgressSignalAt < DRAG_PROGRESS_SIGNAL_MS) return;
|
|
lastDragProgressSignalAt = now;
|
|
|
|
const side = this.provider.resolvedSide;
|
|
const axis = sideToAxis(side);
|
|
|
|
// value01: progress toward dismiss (0 = fully open, 1 = at threshold)
|
|
const value01 = this.gesture.progress;
|
|
const rawVel = axis === 'x' ? this.gesture.velocityX : this.gesture.velocityY;
|
|
|
|
// direction: sign of the offset DELTA on the drag axis (more
|
|
// robust than velocity sign at low speeds). Positive = moving
|
|
// in the dismiss direction (panel shrinking), negative = moving
|
|
// back (panel growing).
|
|
const currentOffset = axis === 'x' ? this.gesture.offsetX : this.gesture.offsetY;
|
|
const dismissSign = side === 'top' || side === 'left' ? -1 : 1;
|
|
|
|
void this.provider.runtime.trigger('drag-progress', {
|
|
overrides: dragProgressSound(value01, rawVel, currentOffset * dismissSign)
|
|
});
|
|
};
|
|
const queueDragProgress = () => {
|
|
if (dragProgressFrame !== null) return;
|
|
dragProgressFrame = requestAnimationFrame(flushDragProgress);
|
|
};
|
|
let axialDragProgressFrame: number | null = null;
|
|
const beginDrag = (e: PointerEvent, axisOffsetToward = 0) => {
|
|
if (this.wasDragging) return false;
|
|
this.wasDragging = true;
|
|
lastDragProgressSignalAt = 0;
|
|
lastAxisOffset = axisOffsetToward;
|
|
this.provider.opts.isDragging.current = true;
|
|
this.provider.opts.onDragStart.current?.(e);
|
|
void this.provider.runtime.trigger('drag-start');
|
|
return true;
|
|
};
|
|
// Idempotent end-of-gesture cleanup. Called from gesture/axial release
|
|
// (real drags) and the pointerup fallback (tap-without-drag). The
|
|
// wasDragging gate makes a second call a no-op.
|
|
const releaseDrag = () => {
|
|
if (!this.wasDragging) return;
|
|
if (dragProgressFrame !== null) {
|
|
cancelAnimationFrame(dragProgressFrame);
|
|
dragProgressFrame = null;
|
|
}
|
|
if (axialDragProgressFrame !== null) {
|
|
cancelAnimationFrame(axialDragProgressFrame);
|
|
axialDragProgressFrame = null;
|
|
}
|
|
this.wasDragging = false;
|
|
this.provider.opts.isDragging.current = false;
|
|
void this.provider.runtime.trigger('drag-end');
|
|
};
|
|
|
|
this.gesture = Gesture.drag({
|
|
ref: opts.ref,
|
|
enabled: readableActive(
|
|
() =>
|
|
this.provider.opts.dragToDismiss.current &&
|
|
!this.hasSnapPoints() &&
|
|
this.provider.opts.open.current &&
|
|
this.provider.opts.dismissible.current &&
|
|
!this.scrollDragBlocked
|
|
),
|
|
direction: readableActive(() => sideToDragDirection(this.provider.resolvedSide)),
|
|
axis: readableActive(() => sideToAxis(this.provider.resolvedSide)),
|
|
dragFrom: readableActive(() =>
|
|
this.provider.opts.handleOnly.current ? 'handle-only' : 'anywhere'
|
|
),
|
|
handle: readableActive(() => this.provider.handleNode.current),
|
|
threshold: readableActive(() => this.provider.opts.closeThreshold.current),
|
|
velocityThreshold: readableActive(() => this.provider.opts.velocityThreshold.current),
|
|
moveBuffer: 5,
|
|
onDrag: (e, dragState) => {
|
|
this.provider.opts.onDrag.current?.(e, dragState.progress);
|
|
// drag-start fires on pointerdown (see pointerdown effect
|
|
// below) so the user gets sound feedback on click even when
|
|
// no actual drag movement happens. onDrag here just queues
|
|
// the rAF-throttled drag-progress emit.
|
|
queueDragProgress();
|
|
},
|
|
onRelease: (e, releaseState) => {
|
|
this.provider.opts.onRelease.current?.(e, releaseState.dismissed);
|
|
releaseDrag();
|
|
},
|
|
onDismiss: () => {
|
|
this.provider.handleClose();
|
|
}
|
|
});
|
|
|
|
// Pickup acknowledgement on pointerdown — fires drag-start BEFORE the
|
|
// gesture's `moveBuffer` (5 px) is crossed so a tap on the handle
|
|
// immediately enters the drag visual state and produces the perceptual
|
|
// signal. The movement threshold still belongs to Gesture/AxialDrag.
|
|
$effect(() => {
|
|
const el = opts.ref.current;
|
|
if (!el) return;
|
|
let releaseListenerCleanup: (() => void) | null = null;
|
|
const cleanupReleaseListeners = () => {
|
|
releaseListenerCleanup?.();
|
|
releaseListenerCleanup = null;
|
|
};
|
|
const onPointerFinish = () => {
|
|
if (!this.gesture.isDragging && !this.axial.isDragging) {
|
|
releaseDrag();
|
|
}
|
|
cleanupReleaseListeners();
|
|
};
|
|
const bindReleaseListeners = () => {
|
|
if (releaseListenerCleanup || typeof document === 'undefined') return;
|
|
document.addEventListener('pointerup', onPointerFinish, true);
|
|
document.addEventListener('pointercancel', onPointerFinish, true);
|
|
releaseListenerCleanup = () => {
|
|
document.removeEventListener('pointerup', onPointerFinish, true);
|
|
document.removeEventListener('pointercancel', onPointerFinish, true);
|
|
};
|
|
};
|
|
const isHandleTarget = (e: PointerEvent) => {
|
|
if (!this.provider.opts.handleOnly.current) return true;
|
|
const handle = this.provider.handleNode.current;
|
|
if (!handle || !(e.target instanceof Node)) return false;
|
|
return e.target === handle || handle.contains(e.target);
|
|
};
|
|
const onPointerDown = (e: PointerEvent) => {
|
|
if (this.wasDragging) return;
|
|
if (e.button !== 0) return;
|
|
if (!this.provider.opts.open.current) return;
|
|
if (this.scrollDragBlocked) return;
|
|
|
|
const usesResize = this.usesAxialResize();
|
|
const usesDismissDrag = this.provider.opts.dragToDismiss.current && !this.hasSnapPoints();
|
|
if (!usesResize && !usesDismissDrag) return;
|
|
if (usesDismissDrag && !this.provider.opts.dismissible.current) return;
|
|
if (!isHandleTarget(e)) return;
|
|
|
|
if (beginDrag(e, usesResize ? this.axial.offsetPx : 0)) {
|
|
bindReleaseListeners();
|
|
}
|
|
};
|
|
// Pointerup fallback for taps that never trigger the gesture's
|
|
// own release (movement never crossed moveBuffer). Real drags
|
|
// are left to Gesture/AxialDrag so resize/snap resolves first.
|
|
el.addEventListener('pointerdown', onPointerDown, true);
|
|
return () => {
|
|
el.removeEventListener('pointerdown', onPointerDown, true);
|
|
cleanupReleaseListeners();
|
|
};
|
|
});
|
|
|
|
// scroll-drag guard disables the gesture entirely (not just the callback)
|
|
$effect(() => {
|
|
const el = opts.ref.current;
|
|
if (!el) return;
|
|
const onScroll = () => {
|
|
this.scrollDragBlocked = true;
|
|
if (this.scrollTimer) clearTimeout(this.scrollTimer);
|
|
this.scrollTimer = setTimeout(() => {
|
|
this.scrollDragBlocked = false;
|
|
}, this.provider.opts.scrollLockTimeout.current);
|
|
};
|
|
el.addEventListener('scroll', onScroll, { passive: true, capture: true });
|
|
return () => {
|
|
el.removeEventListener('scroll', onScroll, { capture: true });
|
|
if (this.scrollTimer) clearTimeout(this.scrollTimer);
|
|
};
|
|
});
|
|
|
|
// cleanup gesture on unmount
|
|
$effect(() => {
|
|
return () => {
|
|
this.gesture.cancel();
|
|
};
|
|
});
|
|
|
|
// ── Capture panelMaxSize on first open ───────────────────────────────
|
|
// The recipe's height/width applies on initial render; measure after
|
|
// it's done. Used as the stable reference for snap-fraction → px
|
|
// conversions and minSize/maxSize defaults.
|
|
let captured = false;
|
|
$effect(() => {
|
|
if (!this.provider.opts.open.current) {
|
|
captured = false;
|
|
this.panelMaxSize = 0;
|
|
return;
|
|
}
|
|
if (captured) return;
|
|
const el = opts.ref.current;
|
|
if (!el) return;
|
|
const id = requestAnimationFrame(() => {
|
|
const rect = el.getBoundingClientRect();
|
|
const axis = sideToAxis(this.provider.resolvedSide);
|
|
this.panelMaxSize = axis === 'x' ? rect.width : rect.height;
|
|
captured = true;
|
|
});
|
|
return () => cancelAnimationFrame(id);
|
|
});
|
|
|
|
// ── AxialDrag (resize-on-drag, free or snapped) ──────────────────────
|
|
// Active for free resize by default, or snapped resize when `snapPoints`
|
|
// is configured. Operates on the SAME
|
|
// content ref as Gesture.drag but the two are mutually exclusive via
|
|
// the `enabled` gate (Gesture's enabled checks `!hasSnapPoints()`).
|
|
const axialReleaseDrag = () => releaseDrag();
|
|
const queueAxialProgress = () => {
|
|
if (axialDragProgressFrame !== null) return;
|
|
axialDragProgressFrame = requestAnimationFrame(() => {
|
|
axialDragProgressFrame = null;
|
|
if (!this.axial.isDragging) return;
|
|
void this.provider.runtime.trigger('drag-progress', {
|
|
overrides: dragProgressSound(
|
|
this.axial.value01,
|
|
this.axial.velocityPx,
|
|
this.axial.offsetPx
|
|
)
|
|
});
|
|
});
|
|
};
|
|
|
|
this.axial = new AxialDrag({
|
|
ref: opts.ref,
|
|
enabled: readableActive(
|
|
() => this.usesAxialResize() && this.provider.opts.open.current && !this.scrollDragBlocked
|
|
),
|
|
startSide: readableActive(() => sideToAxialStart(this.provider.resolvedSide)),
|
|
referenceSize: readableActive(() => this.panelMaxSize),
|
|
handle: readableActive(() => this.provider.handleNode.current),
|
|
handleOnly: readableActive(() => this.provider.opts.handleOnly.current),
|
|
snapPoints: readableActive(() => this.provider.opts.snapPoints.current),
|
|
activeSnap: readableActive(() =>
|
|
this.hasSnapPoints() ? this.provider.opts.activeSnapPoint.current : undefined
|
|
),
|
|
snapToSequential: readableActive(() => this.provider.opts.snapToSequential.current),
|
|
minOffsetPx: readableActive(() => {
|
|
const ref = this.panelMaxSize;
|
|
if (ref <= 0) return 0;
|
|
const max = resolveSize(this.provider.opts.maxSize.current, ref);
|
|
// Negative offset means "grow past the natural full-open size".
|
|
return max !== undefined && max > ref ? ref - max : 0;
|
|
}),
|
|
maxOffsetPx: readableActive(() => {
|
|
const ref = this.panelMaxSize;
|
|
if (ref <= 0) return Number.POSITIVE_INFINITY;
|
|
const min = resolveSize(this.provider.opts.minSize.current, ref) ?? defaultMinSize(ref);
|
|
// Resize is size manipulation, not dismissal. Clamp at the
|
|
// minimum visible size and leave close semantics to explicit
|
|
// affordances or the opt-in no-snap `dragToDismiss` path.
|
|
return Math.max(0, ref - min);
|
|
}),
|
|
dismissPx: readableActive(() => undefined),
|
|
moveBuffer: 5,
|
|
onDragStart: (e) => {
|
|
beginDrag(e, this.axial.offsetPx);
|
|
},
|
|
onDrag: (e, state) => {
|
|
this.provider.opts.onDrag.current?.(e, state.value01);
|
|
queueAxialProgress();
|
|
},
|
|
onDragEnd: (e, state) => {
|
|
this.provider.opts.onRelease.current?.(e, state.dismissed);
|
|
if (!this.hasSnapPoints() && !state.dismissed) {
|
|
void this.provider.runtime.trigger('resize');
|
|
}
|
|
axialReleaseDrag();
|
|
},
|
|
onSnap: (snap) => {
|
|
this.provider.opts.activeSnapPoint.current = snap;
|
|
this.provider.opts.onActiveSnapPointChange.current(snap);
|
|
void this.provider.runtime.trigger('resize');
|
|
},
|
|
onDismiss: () => {}
|
|
});
|
|
|
|
$effect(() => {
|
|
return () => {
|
|
this.axial.cancel();
|
|
};
|
|
});
|
|
|
|
$effect(() => {
|
|
if (!this.provider.opts.open.current) this.axial.resetOffset();
|
|
});
|
|
}
|
|
|
|
readonly isPresent = $derived.by(() => this.provider.contentPresence.isPresent);
|
|
|
|
// Escape for non-modal (Dismissal layer is disabled for non-modal)
|
|
readonly onkeydown = (e: KeyboardEvent) => {
|
|
if (
|
|
e.key === KEYS.ESCAPE &&
|
|
!this.provider.isOverlay &&
|
|
this.provider.opts.dismissible.current
|
|
) {
|
|
e.preventDefault();
|
|
void this.provider.runtime.trigger('close-dismiss');
|
|
}
|
|
};
|
|
|
|
private get dragTransform(): string {
|
|
const side = this.provider.resolvedSide;
|
|
const ox = this.gesture.offsetX;
|
|
const oy = this.gesture.offsetY;
|
|
|
|
if (!this.gesture.isDragging) return '';
|
|
|
|
// Translate-to-dismiss only — clamp to dismiss direction so users
|
|
// can't drag the panel past its open position toward the inside of
|
|
// the viewport. The opposite direction (toward dismissal) is open.
|
|
switch (side) {
|
|
case 'bottom':
|
|
return `translate3d(0, ${Math.max(0, oy)}px, 0)`;
|
|
case 'top':
|
|
return `translate3d(0, ${Math.min(0, oy)}px, 0)`;
|
|
case 'right':
|
|
return `translate3d(${Math.max(0, ox)}px, 0, 0)`;
|
|
case 'left':
|
|
return `translate3d(${Math.min(0, ox)}px, 0, 0)`;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Resize-on-drag inline size (free or snapped). Returns the CSS property
|
|
* (`height` for top/bottom, `width` for left/right) and value in px,
|
|
* or `null` when the translate-to-dismiss mechanic is active.
|
|
*
|
|
* currentSize = panelMaxSize - axial.offsetPx
|
|
*
|
|
* During drag: tracks axial.offsetPx live.
|
|
* After release: axial.offsetPx is set by AxialDrag from the resolved
|
|
* snap fraction, or kept at the released freeform offset when no snaps
|
|
* exist, so this getter naturally returns the persistent size.
|
|
*/
|
|
private get sizeOnAxis(): { property: 'height' | 'width'; value: string } | null {
|
|
if (!this.usesAxialResize()) return null;
|
|
if (this.panelMaxSize <= 0) return null;
|
|
|
|
const side = this.provider.resolvedSide;
|
|
const cssProperty: 'height' | 'width' =
|
|
side === 'left' || side === 'right' ? 'width' : 'height';
|
|
|
|
const offset = this.axial.offsetPx;
|
|
const size = this.panelMaxSize - offset;
|
|
return { property: cssProperty, value: `${Math.max(0, size)}px` };
|
|
}
|
|
|
|
readonly props = $derived.by(() => {
|
|
const isAxialDragging = this.axial.isDragging;
|
|
const isGestureDragging = this.gesture.isDragging;
|
|
const isDragging = this.wasDragging || isAxialDragging || isGestureDragging;
|
|
const sizeStyle = this.sizeOnAxis;
|
|
const progress = this.usesAxialResize() ? this.axial.value01 : this.gesture.progress;
|
|
const axialOffset = this.axial.offsetPx;
|
|
const side = this.provider.resolvedSide;
|
|
const axialOffsetX = side === 'right' ? axialOffset : side === 'left' ? -axialOffset : 0;
|
|
const axialOffsetY = side === 'bottom' ? axialOffset : side === 'top' ? -axialOffset : 0;
|
|
|
|
// Gesture.drag and AxialDrag both expose an onpointerdown via their
|
|
// `props` object. They're mutually-exclusive at runtime via the
|
|
// `enabled` gates (snapPoints presence flips the active layer), but
|
|
// at the prop-spread level we need ONE composed handler. Calling
|
|
// both is safe — the disabled one bails on its own check.
|
|
const onPointerDown = (e: PointerEvent) => {
|
|
this.gesture.props.onpointerdown(e);
|
|
this.axial.props.onpointerdown(e);
|
|
};
|
|
|
|
return {
|
|
...this.runtimePart.props,
|
|
role: 'dialog' as const,
|
|
'aria-modal': this.provider.isOverlay ? true : undefined,
|
|
'aria-describedby': this.provider.descriptionId.current || undefined,
|
|
'aria-labelledby': this.provider.titleId.current || undefined,
|
|
'data-state': getDataOpenClosed(this.provider.opts.open.current),
|
|
'data-side': side,
|
|
'data-dragging': boolToEmptyStrOrUndef(isDragging),
|
|
'data-nested': this.provider.isNested ? '' : undefined,
|
|
'data-nested-open': this.provider.hasNestedOpen ? '' : undefined,
|
|
onpointerdown: onPointerDown,
|
|
style: {
|
|
'pointer-events': 'auto',
|
|
'touch-action': 'none',
|
|
'--drawer-progress': `${progress}`,
|
|
'--drawer-offset-x': `${this.usesAxialResize() ? axialOffsetX : this.gesture.offsetX}px`,
|
|
'--drawer-offset-y': `${this.usesAxialResize() ? axialOffsetY : this.gesture.offsetY}px`,
|
|
'--drawer-depth': `${this.provider.depth}`,
|
|
// Resize mode: inline height/width derived from AxialDrag's
|
|
// offsetPx (live during drag, settled after release).
|
|
...(sizeStyle ? { [sizeStyle.property]: sizeStyle.value } : {}),
|
|
...(isAxialDragging ? { transition: 'none' } : {}),
|
|
// Translate-to-dismiss (no-snap mode): apply transform only
|
|
// while gesture is dragging.
|
|
...(isGestureDragging ? { transform: this.dragTransform, transition: 'none' } : {})
|
|
},
|
|
onkeydown: this.onkeydown,
|
|
...this.provider.contentPresence.transitionAttrs,
|
|
...this.focusScope.props,
|
|
...this.dismissal.props,
|
|
// Note: this.gesture.props.onpointerdown + this.axial.props.onpointerdown
|
|
// are composed manually above into `onPointerDown`. Don't spread
|
|
// `...this.gesture.props` here — it would clobber the composed
|
|
// handler. Re-emit only fields that aren't onpointerdown if any
|
|
// are needed in the future.
|
|
// Non-modal needs tabindex to receive keyboard events without focus trap
|
|
...(this.provider.isOverlay ? {} : { tabindex: -1 })
|
|
};
|
|
});
|
|
}
|
|
|
|
// ── Overlay ─────────────────────────────────────────────────────────────────
|
|
|
|
interface DrawerOverlayOpts {
|
|
id: Active<string>;
|
|
ref: State<HTMLElement | null>;
|
|
}
|
|
|
|
export class DrawerOverlayProvider {
|
|
static create(opts: DrawerOverlayOpts) {
|
|
return new DrawerOverlayProvider(opts);
|
|
}
|
|
|
|
readonly opts: DrawerOverlayOpts;
|
|
readonly provider: DrawerProvider;
|
|
readonly runtimePart: SomaRuntimePart;
|
|
|
|
private constructor(opts: DrawerOverlayOpts) {
|
|
this.opts = opts;
|
|
this.provider = DrawerProvider.require();
|
|
this.runtimePart = this.provider.runtime.part('overlay', {
|
|
id: opts.id,
|
|
ref: opts.ref,
|
|
onRefChange: (el) => this.provider.setOverlayRef(el),
|
|
owner: this,
|
|
syncAttrs: true
|
|
});
|
|
}
|
|
|
|
readonly isPresent = $derived.by(() => this.provider.overlayPresence.isPresent);
|
|
|
|
readonly onclick = () => {
|
|
if (this.provider.opts.dismissible.current) {
|
|
void this.provider.runtime.trigger('close-dismiss-outside');
|
|
}
|
|
};
|
|
|
|
readonly props = $derived.by(() => ({
|
|
...this.runtimePart.props,
|
|
'data-state': getDataOpenClosed(this.provider.opts.open.current),
|
|
'aria-hidden': true as const,
|
|
'data-nested': this.provider.isNested ? '' : undefined,
|
|
'data-nested-open': this.provider.hasNestedOpen ? '' : undefined,
|
|
style: {
|
|
'pointer-events': 'auto',
|
|
'--drawer-depth': `${this.provider.depth}`,
|
|
'--drawer-overlay-opacity': `${this.provider.overlayOpacity}`
|
|
},
|
|
onclick: this.onclick,
|
|
...this.provider.overlayPresence.transitionAttrs
|
|
}));
|
|
}
|
|
|
|
// ── Handle ──────────────────────────────────────────────────────────────────
|
|
|
|
interface DrawerHandleOpts {
|
|
id: Active<string>;
|
|
ref: State<HTMLElement | null>;
|
|
}
|
|
|
|
export class DrawerHandleProvider {
|
|
static create(opts: DrawerHandleOpts) {
|
|
return new DrawerHandleProvider(opts);
|
|
}
|
|
|
|
readonly opts: DrawerHandleOpts;
|
|
readonly provider: DrawerProvider;
|
|
readonly runtimePart: SomaRuntimePart;
|
|
|
|
private constructor(opts: DrawerHandleOpts) {
|
|
this.opts = opts;
|
|
this.provider = DrawerProvider.require();
|
|
// A30: handleNode synced via `onRefChange`. `handleNode` is read by
|
|
// the Gesture layer in the root provider (used by `dragFrom='handle-only'`
|
|
// to gate where drag may initiate). Without snapPoints, the Handle
|
|
// is a pure visual + drag-init affordance — no click action.
|
|
this.runtimePart = this.provider.runtime.part('handle', {
|
|
id: opts.id,
|
|
ref: opts.ref,
|
|
onRefChange: (el) => {
|
|
this.provider.handleNode.current = el;
|
|
},
|
|
owner: this,
|
|
syncAttrs: true
|
|
});
|
|
}
|
|
|
|
readonly props = $derived.by(() => ({
|
|
...this.runtimePart.props,
|
|
'aria-hidden': true as const,
|
|
style: { 'touch-action': 'none' }
|
|
}));
|
|
}
|
|
|
|
// ── Title ───────────────────────────────────────────────────────────────────
|
|
|
|
interface DrawerTitleOpts extends ActiveProps<{ level: number }> {
|
|
id: Active<string>;
|
|
ref: State<HTMLElement | null>;
|
|
}
|
|
|
|
export class DrawerTitleProvider {
|
|
static create(opts: DrawerTitleOpts) {
|
|
return new DrawerTitleProvider(opts);
|
|
}
|
|
|
|
readonly opts: DrawerTitleOpts;
|
|
readonly provider: DrawerProvider;
|
|
readonly runtimePart: SomaRuntimePart;
|
|
|
|
private constructor(opts: DrawerTitleOpts) {
|
|
this.opts = opts;
|
|
this.provider = DrawerProvider.require();
|
|
this.provider.titleId.current = opts.id.current;
|
|
this.runtimePart = this.provider.runtime.part('title', {
|
|
id: opts.id,
|
|
ref: opts.ref,
|
|
props: { level: () => this.opts.level.current },
|
|
owner: this,
|
|
syncAttrs: true
|
|
});
|
|
}
|
|
|
|
readonly props = $derived.by(() => ({
|
|
...this.runtimePart.props,
|
|
role: 'heading' as const,
|
|
'aria-level': this.opts.level.current
|
|
}));
|
|
}
|
|
|
|
// ── Description ─────────────────────────────────────────────────────────────
|
|
|
|
interface DrawerDescriptionOpts {
|
|
id: Active<string>;
|
|
ref: State<HTMLElement | null>;
|
|
}
|
|
|
|
export class DrawerDescriptionProvider {
|
|
static create(opts: DrawerDescriptionOpts) {
|
|
return new DrawerDescriptionProvider(opts);
|
|
}
|
|
|
|
readonly opts: DrawerDescriptionOpts;
|
|
readonly provider: DrawerProvider;
|
|
readonly runtimePart: SomaRuntimePart;
|
|
|
|
private constructor(opts: DrawerDescriptionOpts) {
|
|
this.opts = opts;
|
|
this.provider = DrawerProvider.require();
|
|
this.provider.descriptionId.current = opts.id.current;
|
|
this.runtimePart = this.provider.runtime.part('description', {
|
|
id: opts.id,
|
|
ref: opts.ref,
|
|
owner: this,
|
|
syncAttrs: true
|
|
});
|
|
}
|
|
|
|
readonly props = $derived.by(() => ({
|
|
...this.runtimePart.props
|
|
}));
|
|
}
|
|
|
|
// ── Close ───────────────────────────────────────────────────────────────────
|
|
|
|
interface DrawerCloseOpts {
|
|
id: Active<string>;
|
|
ref: State<HTMLElement | null>;
|
|
}
|
|
|
|
export class DrawerCloseProvider {
|
|
static create(opts: DrawerCloseOpts) {
|
|
return new DrawerCloseProvider(opts);
|
|
}
|
|
|
|
readonly opts: DrawerCloseOpts;
|
|
readonly provider: DrawerProvider;
|
|
readonly runtimePart: SomaRuntimePart;
|
|
|
|
private constructor(opts: DrawerCloseOpts) {
|
|
this.opts = opts;
|
|
this.provider = DrawerProvider.require();
|
|
this.runtimePart = this.provider.runtime.part('close', {
|
|
id: opts.id,
|
|
ref: opts.ref,
|
|
owner: this,
|
|
syncAttrs: true
|
|
});
|
|
}
|
|
|
|
readonly onclick = (_e: SomaMouseEvent<HTMLButtonElement>) => {
|
|
void this.provider.runtime.trigger('close-cancel');
|
|
};
|
|
|
|
readonly props = $derived.by(() => ({
|
|
...this.runtimePart.props,
|
|
type: 'button' as const,
|
|
'aria-label': this.provider.soma?.langs.ts(DRAWER_LANGS.CLOSE),
|
|
onclick: this.onclick
|
|
}));
|
|
}
|