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diff --git a/notes/report.md b/notes/report.md new file mode 100644 index 0000000..3c6d6f7 --- /dev/null +++ b/notes/report.md @@ -0,0 +1,38 @@ +# Sidebar Layout Persistence Review + +## Verdict +SHIP + +## Block-level findings +None. The implementation is robust and follows the established patterns for localStorage usage in this codebase. + +## Ship-with-followup findings +None. + +## Nits +None. + +## What was checked +- **A. sidebar-storage.ts correctness**: + - `loadSidebarPanels` correctly handles all failure modes (missing key, malformed JSON, non-array types, and mixed-type arrays) without throwing. It returns a defensive shallow copy of the default layout. + - `saveSidebarPanels` is best-effort and safely swallows any storage errors (e.g., QuotaExceededError or SecurityError). + - The localStorage key `dispatch-sidebar-panels` is correctly namespaced. +- **B. SidebarPanel.svelte integration**: + - Initialization correctly seeds the `panels` state using `loadSidebarPanels()`. + - The `$effect` correctly captures all changes to the `panels` array (addition, removal, and selection changes) due to the reactive read in the map function. + - Session-ephemeral `id` fields are correctly regenerated and not persisted, avoiding potential collisions across sessions. + - The 'minimum 1 panel' invariant is preserved by the existing UI logic (`{#if idx > 0}`) and reinforced by the storage fallback. +- **C. Test coverage**: + - The unit tests in `sidebar-storage.test.ts` are comprehensive, covering initial load, valid round-trips, corruption, malformed data, filtering, and storage exceptions. + - Verified mutation isolation (fresh array on each load). +- **D. Regression risks**: + - Add/remove and dropdown handlers are preserved and correctly trigger persistence via state reassignment. + - No infinite loops or race conditions identified; the `$effect` is one-way (state -> localStorage). +- **E. Stylistic / consistency**: + - Matches the `dispatch-` prefix pattern seen in `config.ts`. + - Documentation and comments are thorough and clear. + +## What was NOT checked +- Persistence of the `sidebarOpen` toggle (explicitly out of scope). +- Drag-to-reorder support (not implemented in the UI). +- Backend synchronization (feature designed for per-device localStorage). |