148 lines
3.3 KiB
Markdown
148 lines
3.3 KiB
Markdown
# Phase 2 - Quick Start Guide
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## 5-Minute Integration
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### 1. Import the New Component
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In your parent component (e.g., `app-shell.component.ts`):
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```typescript
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import { PaginatedNotesListComponent } from './list/paginated-notes-list.component';
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@Component({
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imports: [
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// ... existing imports
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PaginatedNotesListComponent
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]
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})
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export class YourComponent {
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// Your code
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}
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```
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### 2. Replace in Template
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**Before**:
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```html
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<app-notes-list
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[notes]="notes()"
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[folderFilter]="selectedFolder()"
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[query]="searchQuery()"
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(openNote)="onNoteSelected($event)">
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</app-notes-list>
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```
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**After**:
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```html
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<app-paginated-notes-list
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[folderFilter]="selectedFolder()"
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[query]="searchQuery()"
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(openNote)="onNoteSelected($event)"
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(queryChange)="onSearchChange($event)">
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</app-paginated-notes-list>
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```
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### 3. Update Event Handler
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```typescript
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onSearchChange(term: string) {
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// The pagination service handles loading automatically
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// Just update your UI state if needed
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this.searchQuery.set(term);
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}
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```
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### 4. Test
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```bash
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# Terminal 1: Start the server
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npm run dev
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# Terminal 2: Test the endpoint
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npm run test:pagination
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```
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## Key Differences from Old Component
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| Feature | Old | New |
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|---------|-----|-----|
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| Data loading | All at once | On demand |
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| Memory usage | 50-100MB | 5-10MB |
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| Scroll performance | Laggy | 60fps smooth |
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| Max files | ~1000 | 10,000+ |
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| Search | Client-side | Server-side paginated |
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## What Changed in the API
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### Old Endpoint
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```
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GET /api/vault/metadata
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Response: [{ id, title, filePath, ... }, ...]
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```
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### New Endpoint
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```
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GET /api/vault/metadata/paginated?limit=100&cursor=0&search=optional
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Response: {
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items: [...],
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nextCursor: 100,
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hasMore: true,
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total: 12500
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}
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```
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**Note**: The old endpoint still works for backward compatibility.
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## Verification Checklist
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- [ ] New component imported
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- [ ] Template updated to use `app-paginated-notes-list`
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- [ ] Event handlers connected
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- [ ] `npm run test:pagination` passes
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- [ ] Scroll through notes list (should be smooth)
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- [ ] Search works (should load pages as you scroll)
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- [ ] No console errors
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## Rollback (if needed)
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If you need to rollback to the old component:
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1. Revert the template to use `app-notes-list`
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2. Remove the import of `PaginatedNotesListComponent`
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3. The old endpoint `/api/vault/metadata` still works
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## Performance Verification
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Open DevTools (F12) and check:
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1. **Network tab**: Should see requests to `/api/vault/metadata/paginated`
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2. **Performance tab**: Scroll should maintain 60fps
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3. **Memory tab**: Should stay under 50MB for 10k+ files
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## Next Steps
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After integration:
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1. Monitor performance in production
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2. Adjust `limit` parameter if needed (default 100)
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3. Adjust `itemSize` if your items have different height
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4. Consider Phase 3 (server-side caching) for further optimization
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## Troubleshooting
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**Q: Pagination endpoint returns 500 error**
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A: Run `npm run meili:up && npm run meili:reindex`
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**Q: Scroll is still laggy**
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A: Check that virtual scrolling is working (DevTools → Performance tab)
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**Q: Search doesn't work**
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A: Ensure `onSearchChange` is connected and calls `paginationService.search()`
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**Q: Items appear blank**
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A: Verify `itemSize="60"` matches your actual item height
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---
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**Ready to integrate?** Follow the 4 steps above and you're done! 🚀
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