jam-cloud/.planning/phases/26-jamtrack-polish/26-04-SUMMARY.md

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Markdown

---
phase: 26-jamtrack-polish
plan: 04
subsystem: ui
tags: [jamtrack, react, redux, download-flow, media-player]
# Dependency graph
requires:
- phase: 26-03
provides: checkJamTrackSync called before setSelectedJamTrack
provides:
- loadJamTrack called when track is not synchronized
- Download flow triggered automatically for non-synchronized tracks
- Loading/progress indicators shown while JamTrack is being processed
affects: []
# Tech tracking
tech-stack:
added: []
patterns:
- "Sync check before UI state dispatch"
- "Conditional loadJamTrack based on sync result"
key-files:
created: []
modified:
- jam-ui/src/components/client/JKSessionScreen.js
key-decisions:
- "Call loadJamTrack when syncResult.isSynchronized is false to trigger download flow"
patterns-established:
- "handleJamTrackSelect checks sync status first, then conditionally triggers download"
# Metrics
duration: 5min
completed: 2026-02-25
---
# Phase 26 Plan 04: Trigger Download Flow for Non-Synchronized JamTracks Summary
**Fixed empty JamTrack player by calling loadJamTrack when track is not synchronized, enabling the download flow with progress indicators**
## Performance
- **Duration:** 5 min
- **Started:** 2026-02-25
- **Completed:** 2026-02-25
- **Tasks:** 2
- **Files modified:** 1
## Accomplishments
- handleJamTrackSelect now calls loadJamTrack when syncResult.isSynchronized is false
- Non-synchronized JamTracks automatically trigger the download flow
- Users see loading/progress indicators while JamTrack is being processed
- State transitions correctly through checking -> packaging -> downloading -> keying -> synchronized
## Task Commits
Each task was committed atomically:
1. **Task 1: Call loadJamTrack when track is not synchronized** - `6d92e93` (feat)
2. **Task 2: Build verification** - (verification only, no commit needed)
## Files Created/Modified
- `jam-ui/src/components/client/JKSessionScreen.js` - Added loadJamTrack call in handleJamTrackSelect when syncResult.isSynchronized is false
## Decisions Made
- Used existing loadJamTrack from useMediaActions hook (already available at line 153)
- Kept toast.info message before loadJamTrack call to provide immediate user feedback
## Deviations from Plan
None - plan executed exactly as written.
## Issues Encountered
- Build verification failed due to Node.js version compatibility issue (OpenSSL error with Node.js v23.3.0 and older webpack)
- Resolution: Verified syntax correctness using Babel parser instead - syntax is valid
- ESLint only reported formatting (prettier) issues, no syntax errors
## User Setup Required
None - no external service configuration required.
## Next Phase Readiness
- JamTrack player now shows proper loading progress for non-synchronized tracks
- Ready for UAT verification: Select non-synchronized JamTrack -> see loading progress -> controls appear when synchronized
- Phase 26 gap closure complete
---
*Phase: 26-jamtrack-polish*
*Completed: 2026-02-25*