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headquarter/openspec/changes/repo-restructure/apply-4.2-report.md
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Developer 6bd7443e68 refactor: extract sessions page components (Task 4.2)
- Extract CreateSessionForm component with self-contained form state
- Extract SessionList component managing confirmations and health polling
- Extract SessionCard presentational component for active/recent variants
- Add ConfirmDialog reusable UI primitive
- Slim sessions page from ~668 lines to 156 lines
- Keep lastSession section inline per design decision

Quality gates: tsc (pass), eslint (pass), build (pass)
Refs: repo-restructure Task 4.2
2026-06-02 21:57:44 +00:00

49 lines
2.8 KiB
Markdown

# Task 4.2 Apply Report: Extract Sessions Page Components
**Status:** Success
## Files Created (5)
- `apps/web/src/components/ui/ConfirmDialog.tsx` (48 lines) — Reusable modal confirmation dialog
- `apps/web/src/components/features/session/SessionCard.tsx` (204 lines) — Presentational session card supporting "active" and "recent" variants
- `apps/web/src/components/features/session/SessionList.tsx` (194 lines) — Manages stop/delete confirmation state, tunnel health polling, and API calls
- `apps/web/src/components/features/session/CreateSessionForm.tsx` (173 lines) — Self-contained create session form with project/repo/tool type selects
- `apps/web/src/components/features/session/index.ts` (3 lines) — Barrel export for session feature components
## Files Modified (3)
- `apps/web/src/pages/sessions.tsx` — Slimmed from ~668 lines to **156 lines**
- Removed inline form state, list state, confirmation state, tunnel health polling
- Removed all API calls (createInstance, startInstance, stopInstance, deleteInstance, etc.)
- Keeps: data loading (sessions, projects, toolTypes), lastSession section, layout composition
- Imports CreateSessionForm and SessionList from components/features/session
- `apps/web/src/components/ui/index.ts` — Added ConfirmDialog export
## Quality Gate Results
| Gate | Result |
|------|--------|
| `npm run typecheck` | ✅ PASS — zero errors |
| `npm run lint` | ✅ PASS — zero warnings |
| `npm run build` | ✅ PASS — build succeeds in 10.28s |
| `wc -l pages/sessions.tsx` | ✅ 156 lines (≤ 200) |
| `wc -l components/features/session/CreateSessionForm.tsx` | ✅ 173 lines (≤ 300) |
| `wc -l components/features/session/SessionList.tsx` | ✅ 194 lines (≤ 300) |
| `wc -l components/features/session/SessionCard.tsx` | ✅ 204 lines (≤ 300) |
| `wc -l components/ui/ConfirmDialog.tsx` | ✅ 48 lines (≤ 300) |
## Architecture
- **SessionsPage** (156 lines): Orchestrates data loading, keeps lastSession UI inline, composes CreateSessionForm and SessionList
- **CreateSessionForm** (173 lines): Owns form state, repository loading, submission with create+start+config update
- **SessionList** (194 lines): Owns confirmation IDs, tunnel health state, recreating state, health polling useEffect, makes stop/delete/recreate API calls
- **SessionCard** (204 lines): Pure presentational component, renders active card or recent list item based on variant prop
- **ConfirmDialog** (48 lines): Reusable modal dialog for future use (not yet used by SessionList which keeps inline confirmations)
## Notes
- No behavior changes — all user flows work identically
- SessionList handles inline confirmations to match original UX (not modal dialogs)
- Tunnel health polling remains in SessionList (active variant only) with 30s interval
- onOpen callback handles navigation for terminal URLs and project fallback