SceneBridge class wraps @pascal-app/core's Zustand store for Node, exposing a clean programmatic API for scene load/mutate/export plus Zundo undo/redo. Requires a requestAnimationFrame polyfill loaded before any core import to work around the store's RAF-batched dirty marking. - 51 tests, 99.68% line coverage on scene-bridge.ts - All-or-nothing applyPatch with Zod dry-run validation - Safeguards against prototype-polluting keys in loadJSON - Resolves children through the flat nodes dict (handles the SiteNode.children-as-objects inconsistency) Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
/**
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* Node-compatibility shims for `@pascal-app/core`.
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*
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* The core store uses `requestAnimationFrame` inside `updateNodesAction` (to batch
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* dirty-marking) and inside the temporal undo/redo subscribe callback. Both are
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* load-reachable — the subscribe callback registers at module import time.
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*
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* This file installs a no-op-if-already-defined polyfill that works both in
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* Node and in the browser. It MUST be imported FIRST from any module that
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* transitively loads `@pascal-app/core/store`, otherwise the core module will
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* throw at import time.
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*
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* Side-effectful on import: there is no exported API — just import this file.
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*/
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type RafCallback = (timestamp: number) => void
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type GlobalWithRaf = typeof globalThis & {
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requestAnimationFrame?: (cb: RafCallback) => number
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cancelAnimationFrame?: (id: number) => void
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}
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const g = globalThis as GlobalWithRaf
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if (typeof g.requestAnimationFrame === 'undefined') {
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g.requestAnimationFrame = (cb: RafCallback): number => {
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const now = typeof performance !== 'undefined' ? performance.now() : Date.now()
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return setTimeout(() => cb(now), 0) as unknown as number
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}
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g.cancelAnimationFrame = (id: number) => {
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clearTimeout(id as unknown as ReturnType<typeof setTimeout>)
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}
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}
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