Problem: the frontend had an implicit OS+Apps metaphor (desktop, floating windows, an app registry) but the contract was informal — the mascot was hardcoded into the shell, all apps were statically imported into one 800KB bundle, and there was no install/uninstall path. Change: three phases landed. - Phase 1 (contract + docked kind): AppDef extended with docked/noIcon and optional geometry; the mascot registered as a docked app via a generic DockedLayer that replaces the hardcoded <MascotLayer />; openAppWindow branches on docked → toggleDocked; persisted docked visibility store (absent key = visible, no APPS import to avoid a static cycle). - Phase 2 (lazy loading): AppDef.component is now a dynamic-import loader; LazyApp renders with a loading skeleton; Vite code-splits each app (main bundle 800KB→485KB); the LazyMascot wrapper is gone since the lazy loader breaks the import cycle directly. - Phase 3 (installable apps, local bundles): AppManifest + catalog + installApp/uninstallApp + localStorage persistence; reactive apps store (built-in + installed) and derived appById; App Store page; Notes demo app; icons.ts and WindowLayer's orphan-close react to registration so installs appear without a reload. - Structure: data-table casing unified to PascalCase; the mislabeled DataTable.svelte.ts (pure types, not runes) renamed to types.ts; LazyApp colocated with its desktop-shell consumers; app-store moved under lib/ so the dependency direction is consistent. Risk: the app registry is now a reactive store, not a static array, so every consumer (Desktop, DockedLayer, Taskbar, icons, windows) reads from derived stores. Two static-cycle traps are documented in docs/mbse/components.md §9: docked.ts must not import APPS (it would fire a TDZ at init via the apps.ts→pages→windows.ts→here path), and apps.ts must not statically import the mascot (the lazy loader defers its module graph). Remote bundle loading, the /api/v1/apps endpoint, and permission enforcement are deliberately NOT in this commit — they are security-critical and deferred to Phase 4 with an ADR. Verification: vitest 38/38; svelte-check + tsc clean for changed files; eslint clean; vite build green; runtime smoke confirmed (install Notes → icon appears → open → uninstall → icon + window gone; survives reload). docs/mbse/components.md Component 9 and the plan updated. Plan: plans/2026-07-21-frontend-os-apps-architecture.md
10 lines
304 B
TypeScript
10 lines
304 B
TypeScript
import type { DataTableColumn } from './types'
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export function resolveCellValue<T>(row: T, col: DataTableColumn<T>): unknown {
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if (col.accessor) return col.accessor(row)
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if (col.key in (row as Record<string, unknown>)) {
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return (row as Record<string, unknown>)[col.key]
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}
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return undefined
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}
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