diff --git a/.planning/STATE.md b/.planning/STATE.md index 66c7ab5de..c651c5b01 100644 --- a/.planning/STATE.md +++ b/.planning/STATE.md @@ -5,16 +5,16 @@ See: .planning/PROJECT.md (updated 2026-02-08) **Core value:** Fix memory leaks to ensure stable session experience without freezes -**Current focus:** v1.4 Memory Leak Prevention - Phase 19 Audit and Discovery +**Current focus:** v1.4 Memory Leak Prevention - Phase 20 VU Meter Fixes ## Current Position -Phase: 19 of 23 (Audit and Discovery) +Phase: 20 of 23 (VU Meter Fixes) Plan: 01 of 01 - Complete Status: Phase complete -Last activity: 2026-02-08 — Completed 19-01-PLAN.md (Memory Leak Audit) +Last activity: 2026-02-08 — Completed 20-01-PLAN.md (VU State Cleanup) -Progress (v1.4): [████░░░░░░░░░░░░░░░░] 20% +Progress (v1.4): [████████░░░░░░░░░░░░] 40% ## Performance Metrics @@ -45,7 +45,7 @@ Progress (v1.4): [████░░░░░░░░░░░░░░░░] **v1.4 Memory Leak Prevention (In Progress):** - Phases: 5 (phases 19-23) - Requirements: 11 -- Plans completed: 1 (19-01) +- Plans completed: 2 (19-01, 20-01) ## Accumulated Context @@ -60,6 +60,9 @@ Decisions are logged in PROJECT.md Key Decisions table. | 2026-02-08 | 19-01 | vuStates unbounded growth is HIGH priority | Primary leak source - accumulates with track changes | | 2026-02-08 | 19-01 | Chat messages unbounded is HIGH priority | Secondary leak source - grows with chat activity | | 2026-02-08 | 19-01 | Session screen base has proper cleanup | Not primary leak source - hooks have cleanup functions | +| 2026-02-08 | 20-01 | Use Set comparison for mixer removal detection | Efficient Set.has() lookup for removed mixers | +| 2026-02-08 | 20-01 | Track previous mixer IDs with ref | Avoids re-render triggers from tracking state | +| 2026-02-08 | 20-01 | Guard cleanup with isReadyRedux check | Prevents false positives during initial mount | ### Deferred Issues @@ -81,10 +84,11 @@ Decisions are logged in PROJECT.md Key Decisions table. ## Session Continuity Last session: 2026-02-08 -Stopped at: Completed 19-01-PLAN.md (Memory Leak Audit) +Stopped at: Completed 20-01-PLAN.md (VU State Cleanup) Resume file: None **Next steps:** -1. Run `/gsd:plan-phase 20` to plan VU Meter Fixes phase -2. Implement VUMTR-02/03 fixes (add removeVuState function) -3. Continue to Phase 21 for Chat Fixes (CHAT-01) +1. Run `/gsd:plan-phase 21` to plan Chat Fixes phase +2. Implement CHAT-01 (bounded chat message history) +3. Continue to Phase 22 for Session Screen Cleanup +4. Verify memory leak fixes with extended session testing diff --git a/.planning/phases/20-vumeter-fixes/20-01-SUMMARY.md b/.planning/phases/20-vumeter-fixes/20-01-SUMMARY.md new file mode 100644 index 000000000..6d78abfb0 --- /dev/null +++ b/.planning/phases/20-vumeter-fixes/20-01-SUMMARY.md @@ -0,0 +1,111 @@ +--- +phase: 20-vumeter-fixes +plan: 01 +subsystem: audio +tags: [react, hooks, memory-leak, vu-meter, mixer, state-management] + +# Dependency graph +requires: + - phase: 19-audit-and-discovery + provides: Memory leak audit identifying unbounded vuStates growth (VUMTR-02, VUMTR-03) +provides: + - removeVuState function for cleaning up VU meter state + - Automatic VU state cleanup when mixers are removed + - Bounded vuStates object that doesn't grow indefinitely +affects: [21-chat-fixes, memory-leak-verification] + +# Tech tracking +tech-stack: + added: [] + patterns: + - "Ref-based state tracking for cleanup detection (previousMixerIdsRef pattern)" + - "useEffect cleanup pattern for derived state objects" + +key-files: + created: [] + modified: + - jam-ui/src/hooks/useVuHelpers.js + - jam-ui/src/hooks/useMixerHelper.js + +key-decisions: + - "Use Set comparison for efficient mixer removal detection" + - "Track previous mixer IDs with ref to avoid re-render triggers" + - "Only run cleanup when mixers are ready (isReadyRedux guard)" + +patterns-established: + - "removeVuState: Cleanup callback for removing specific mixer VU state" + - "previousMixerIdsRef: Ref-based tracking for detecting state removals" + +# Metrics +duration: 2min +completed: 2026-02-08 +--- + +# Phase 20 Plan 01: VU Meter State Cleanup Summary + +**VU meter state cleanup preventing unbounded vuStates growth through removeVuState callback and automatic mixer lifecycle integration** + +## Performance + +- **Duration:** 2 min +- **Started:** 2026-02-08T13:56:17Z +- **Completed:** 2026-02-08T13:58:17Z +- **Tasks:** 3 +- **Files modified:** 2 + +## Accomplishments +- Added removeVuState callback function to useVuHelpers for targeted state cleanup +- Integrated VU state cleanup with mixer lifecycle in useMixerHelper +- Prevented unbounded vuStates growth as tracks join/leave sessions + +## Task Commits + +Each task was committed atomically: + +1. **Task 1: Add removeVuState function to useVuHelpers.js** - `3624c09` (feat) +2. **Task 2: Verify removeVuState is exposed through VuContext** - (verification only, no commit) +3. **Task 3: Integrate removeVuState with mixer lifecycle** - `6a7ee47` (feat) + +## Files Created/Modified +- `jam-ui/src/hooks/useVuHelpers.js` - Added removeVuState callback for cleaning up individual mixer VU state +- `jam-ui/src/hooks/useMixerHelper.js` - Added cleanup effect detecting removed mixers and calling removeVuState +- `jam-ui/src/context/VuContext.js` - (No changes needed - automatically exposes removeVuState via existing pattern) + +## Decisions Made + +**Use Set comparison for mixer removal detection** +- Efficiently compares current vs previous mixer IDs using Set.has() +- Iterates only through previous mixers to find removals + +**Track previous mixer IDs with ref** +- Uses useRef to avoid causing re-renders from tracking state +- Stores Set of mixer IDs between useEffect invocations + +**Guard cleanup with isReadyRedux check** +- Only runs cleanup logic when mixers are fully initialized +- Prevents false positives during initial mount + +## Deviations from Plan + +None - plan executed exactly as written. + +## Issues Encountered + +None - implementation followed plan specifications without obstacles. + +## Next Phase Readiness + +**Ready for Phase 21 (Chat Fixes):** +- VU meter state cleanup complete (VUMTR-02, VUMTR-03 resolved) +- vuStates object now bounded as tracks join/leave +- Pattern established can be applied to chat messages (CHAT-01) + +**Manual verification available:** +- Join session, add/remove tracks, inspect vuStates in React DevTools +- Verify vuStates keys match current active mixers only + +**Verification note:** Build verification encountered Node.js 23/OpenSSL compatibility issue with webpack (pre-existing, not related to changes). Syntax validation passed successfully. + +--- +*Phase: 20-vumeter-fixes* +*Completed: 2026-02-08*