diff --git a/.planning/debug/jamtrack-stems-before-sync.md b/.planning/debug/jamtrack-stems-before-sync.md new file mode 100644 index 000000000..5eb14b647 --- /dev/null +++ b/.planning/debug/jamtrack-stems-before-sync.md @@ -0,0 +1,61 @@ +--- +status: diagnosed +trigger: "Controls and stems appear before JamTrack is synchronized" +created: 2026-02-25T10:00:00Z +updated: 2026-02-25T10:20:00Z +--- + +## Current Focus + +hypothesis: CONFIRMED - The stems rendering condition at line 1406 includes 'idle' as a valid state, and downloadState.state defaults to 'idle'. Since handleJamTrackSelect dispatches UI state immediately without triggering loadJamTrack, the state never transitions from 'idle' to 'packaging', so stems render immediately. +test: Verified by reading code flow +expecting: N/A - root cause confirmed +next_action: Document resolution + +## Symptoms + +expected: Stems and controls should only appear AFTER JamTrack is synchronized with backend +actual: Stems appear immediately in session screen when JamTrack is selected, before backend processing completes +errors: None reported - visual UI issue +reproduction: Select a JamTrack in session screen - stems immediately appear before server processing +started: Existing behavior - partially fixed in 26-02 for player popup but not for session screen stems + +## Eliminated + +- hypothesis: The rendering condition at line 1406 doesn't check downloadState + evidence: It DOES check downloadState, but checks for 'synchronized' OR 'idle' - the problem is 'idle' is the default state + timestamp: 2026-02-25T10:15:00Z + +## Evidence + +- timestamp: 2026-02-25T10:00:00Z + checked: Research document .planning/research/JAMTRACK-LOADING.md + found: Research already identified handleJamTrackSelect() at line 1165-1190 immediately dispatches setSelectedJamTrack(), setJamTrackStems(), setJamTrackData() without waiting for backend + implication: UI state is set immediately causing premature rendering + +- timestamp: 2026-02-25T10:10:00Z + checked: JKSessionScreen.js line 1405-1406 + found: Condition IS checking downloadState but allows both 'synchronized' AND 'idle': (jamTrackDownloadState.state === 'synchronized' || jamTrackDownloadState.state === 'idle') + implication: 'idle' means "not yet checked/synced" but is being treated as "ready to display" + +- timestamp: 2026-02-25T10:12:00Z + checked: mediaSlice.js initial state (line 369-383) + found: downloadState.state initial value is 'idle' + implication: When JamTrack is selected, downloadState remains 'idle' until user clicks Play, which then triggers loadJamTrack which changes state to 'packaging' + +- timestamp: 2026-02-25T10:15:00Z + checked: JKSessionScreen.js handleJamTrackSelect (line 1165-1190) + found: Function only fetches metadata and dispatches UI state (setSelectedJamTrack, setJamTrackStems, setJamTrackData). It does NOT call loadJamTrack, so downloadState never transitions from 'idle'. + implication: The fix must either: (1) remove 'idle' from valid render states, OR (2) change handleJamTrackSelect to trigger loadJamTrack BEFORE dispatching UI state + +- timestamp: 2026-02-25T10:17:00Z + checked: JKSessionJamTrackPlayer.js line 680 + found: Player controls also use same condition: (downloadState.state === 'idle' || downloadState.state === 'synchronized') + implication: 26-02 fix addressed this by adding condition at line 680, but the same logical error exists - 'idle' should NOT be treated as ready + +## Resolution + +root_cause: Two-part issue: (1) handleJamTrackSelect() dispatches UI state (setSelectedJamTrack, setJamTrackStems) immediately without triggering backend sync. (2) The rendering condition at line 1406 treats 'idle' as valid for showing stems, but 'idle' means "backend not yet checked" not "ready to display". Initial downloadState.state is 'idle', and it only changes to 'packaging'/'downloading'/'synchronized' when loadJamTrack is called (which happens on Play button click, not on selection). +fix: +verification: +files_changed: [] diff --git a/.planning/phases/26-jamtrack-polish/26-VERIFICATION-v2.md b/.planning/phases/26-jamtrack-polish/26-VERIFICATION-v2.md new file mode 100644 index 000000000..01ffef206 --- /dev/null +++ b/.planning/phases/26-jamtrack-polish/26-VERIFICATION-v2.md @@ -0,0 +1,154 @@ +--- +phase: 26-jamtrack-polish +verified: 2026-02-25T14:30:00Z +status: gaps_found +score: 3/4 must-haves verified +re_verification: + previous_status: passed + previous_score: 4/4 + gaps_closed: + - "Stems and controls now only render after JamTrack is synchronized (plan 26-03)" + gaps_remaining: [] + regressions: + - truth: "JamTrack player fits properly in popup window without scrollbars" + reason: "Window dimensions changed from 460x350 to 400x210 in commit 407b2f141 (plan 26-03)" + severity: major +gaps: + - truth: "JamTrack player fits properly in popup window without scrollbars" + status: regressed + reason: "Window dimensions changed from 460x350 (plan 26-01) to 400x210 in plan 26-03 execution" + artifacts: + - path: "jam-ui/src/components/client/JKSessionScreen.js" + issue: "Line 1764: windowFeatures has width=400,height=210 instead of width=460,height=350" + missing: + - "Restore window dimensions to width=460,height=350 as specified in plan 26-01" + commit: "407b2f141" + root_cause: "Unintended change during plan 26-03 execution - plan did not mention window sizing changes" +--- + +# Phase 26: JamTrack Polish Verification Report + +**Phase Goal:** JamTrack player works correctly from selection through playback without freezes +**Verified:** 2026-02-25T14:30:00Z +**Status:** gaps_found (regression detected) +**Re-verification:** Yes - after gap closure from plan 26-03 + +## Goal Achievement + +### Observable Truths + +| # | Truth | Status | Evidence | +|---|-------|--------|----------| +| 1 | User sees loading indicator while backend processes track (not premature stem UI) | ✓ VERIFIED | Line 1419-1420: Stems only render when `jamTrackDownloadState.state === 'synchronized'` (no 'idle'). Line 680: Controls only render when `downloadState.state === 'synchronized'`. Line 1178: handleJamTrackSelect calls checkJamTrackSync BEFORE dispatching UI state | +| 2 | JamTrack player fits properly in popup window without scrollbars | ✗ REGRESSED | Line 1764: Window dimensions are `width=400,height=210` but plan 26-01 specified and implemented `width=460,height=350`. Changed in commit 407b2f141 without justification | +| 3 | "Create custom mix" button opens JamTrack editor in new tab | ✓ VERIFIED | Line 812: `window.open(\`/jamtracks/${jamTrack?.id}\`, '_blank', 'noopener,noreferrer')` | +| 4 | No console warnings about leaked callbacks when closing JamTrack or navigating away | ✓ VERIFIED | mediaSlice.js lines 635-641: cleanupJamTrackCallbacks() deletes window.jamTrackDownload* globals. JKSessionJamTrackPlayer.js line 174: Called in useEffect cleanup | + +**Score:** 3/4 truths verified (1 regression) + +### Re-verification Summary + +**Previous verification (initial):** +- Status: passed +- Score: 4/4 +- Date: 2026-02-25T13:47:04Z + +**Changes since previous verification:** +- Plan 26-03 executed to fix UAT issue (stems appearing before sync) +- Gap closed: Truth #1 now properly verified with correct sync-before-display logic +- **Regression introduced:** Truth #2 (window sizing) broken - dimensions changed without justification + +**Gaps closed:** +1. ✓ Stems and controls now only render after JamTrack is synchronized (plan 26-03) + - handleJamTrackSelect calls checkJamTrackSync before UI state dispatch + - Removed 'idle' from all render conditions + - Only 'synchronized' state shows stems/controls + +**Regressions introduced:** +1. ✗ Window sizing changed from 460x350 to 400x210 (commit 407b2f141) + - Plan 26-03 did NOT mention changing window dimensions + - Plan 26-01 explicitly set 460x350 based on content width calculation + - Current 400x210 dimensions likely too small for player content + +### Required Artifacts + +| Artifact | Expected | Status | Details | +|----------|----------|--------|---------| +| `jam-ui/src/components/client/JKSessionScreen.js` | checkJamTrackSync called before UI dispatch, stems gated by 'synchronized' only | ✓ VERIFIED | Line 59: imports checkJamTrackSync. Line 1178: calls before dispatch. Line 1420: only 'synchronized' (1815 lines, substantive) | +| `jam-ui/src/components/client/JKSessionScreen.js` | WindowPortal with width=460,height=350 | ✗ REGRESSED | Line 1764: Has `width=400,height=210` instead of `width=460,height=350` | +| `jam-ui/src/components/client/JKSessionJamTrackPlayer.js` | Controls gated by 'synchronized' only, custom mix navigation, callback cleanup | ✓ VERIFIED | Line 680: only 'synchronized'. Line 812: window.open for custom mix. Line 9: imports cleanupJamTrackCallbacks. Line 174: cleanup on unmount (853 lines, substantive) | +| `jam-ui/src/store/features/mediaSlice.js` | cleanupJamTrackCallbacks function | ✓ VERIFIED | Lines 635-641: Exports function that deletes window.jamTrackDownload* globals (650 lines, substantive) | + +### Key Link Verification + +| From | To | Via | Status | Details | +|------|-----|-----|--------|---------| +| handleJamTrackSelect | checkJamTrackSync thunk | dispatch call before UI state | ✓ WIRED | Line 1178: `await dispatch(checkJamTrackSync({ jamTrack, jamClient })).unwrap()` called BEFORE setSelectedJamTrack | +| JKSessionScreen.js line 1420 | jamTrackDownloadState.state | conditional rendering check | ✓ WIRED | Only renders stems when `jamTrackDownloadState.state === 'synchronized'` (no 'idle') | +| JKSessionJamTrackPlayer.js line 680 | downloadState.state | conditional rendering check | ✓ WIRED | Only renders controls when `downloadState.state === 'synchronized'` (no 'idle') | +| JKSessionJamTrackPlayer.js | /jamtracks/{id} | window.open on create custom mix click | ✓ WIRED | Line 812: `window.open(\`/jamtracks/${jamTrack?.id}\`, '_blank', 'noopener,noreferrer')` | +| JKSessionJamTrackPlayer.js | mediaSlice.js | cleanupJamTrackCallbacks in useEffect cleanup | ✓ WIRED | Line 9: import. Line 174: cleanup call in useEffect return | + +### Requirements Coverage + +| Requirement | Status | Blocking Issue | +|-------------|--------|----------------| +| JT-01: Loading indicator during processing | ✓ SATISFIED | - | +| JT-02: Proper popup sizing | ✗ REGRESSED | Window dimensions changed to 400x210 instead of 460x350 | +| JT-03: Create custom mix navigation | ✓ SATISFIED | - | +| JT-04: No leaked callbacks | ✓ SATISFIED | - | + +### Anti-Patterns Found + +| File | Line | Pattern | Severity | Impact | +|------|------|---------|----------|--------| +| - | - | - | - | No TODO/FIXME/placeholder patterns found in modified files | + +### Gaps Summary + +**One regression found:** + +1. **Window sizing regressed** (Truth #2) + - Root cause: Commit 407b2f141 (plan 26-03 execution) changed window dimensions from `width=460,height=350` to `width=400,height=210` + - Plan 26-03 did NOT mention changing window dimensions - this was unintended + - Plan 26-01 explicitly calculated 460x350 based on content width (420px + 20px padding each side) + - Current dimensions (400x210) are likely too small for player content + - Missing: Restore `width=460,height=350,scrollbars=no` in WindowPortal at line 1764 + +**Gap closure verified:** + +Plan 26-03 successfully closed the UAT gap: +- ✓ handleJamTrackSelect now calls checkJamTrackSync BEFORE dispatching UI state +- ✓ JKSessionScreen stems render condition removed 'idle', only checks 'synchronized' +- ✓ JKSessionJamTrackPlayer controls render condition removed 'idle', only checks 'synchronized' +- ✓ Already-synchronized JamTracks still show immediately (checkJamTrackSync returns isSynchronized: true) +- ✓ Non-synchronized JamTracks show loading state until download completes + +### Human Verification Required + +#### 1. Window Sizing Regression Check +**Test:** Open a JamTrack in session screen, observe the popup window +**Expected:** +- Window should be too small (400x210) and may have scrollbars or cut-off content +- Content width is 420px, so 400px width will be tight +**Why human:** Visual appearance cannot be verified programmatically + +#### 2. Loading State Flow (Re-test after UAT fix) +**Test:** Select a JamTrack that needs downloading +**Expected:** See loading/download progress first, controls appear only after completion. No premature stem rendering on session screen. +**Why human:** Temporal behavior and state transitions need visual confirmation + +#### 3. Create Custom Mix Flow +**Test:** Click "create custom mix" link in JamTrack player +**Expected:** New browser tab opens at /jamtracks/{id} with JamTrack editor +**Why human:** Browser navigation behavior needs manual verification + +#### 4. No Console Warnings on Close +**Test:** Open JamTrack player, close it, check browser console +**Expected:** No warnings about leaked callbacks or unmounted component state updates +**Why human:** Console warnings require browser developer tools + +--- + +*Verified: 2026-02-25T14:30:00Z* +*Verifier: Claude (gsd-verifier)*