From 1e74b345fe704f59a6f5e6008fcb81b57bcd000c Mon Sep 17 00:00:00 2001 From: Dhruv Sharma Date: Mon, 13 Apr 2026 13:15:47 +0530 Subject: [PATCH] Delete DASHBOARD_FIXES_SUMMARY.md --- DASHBOARD_FIXES_SUMMARY.md | 189 ------------------------------------- 1 file changed, 189 deletions(-) delete mode 100644 DASHBOARD_FIXES_SUMMARY.md diff --git a/DASHBOARD_FIXES_SUMMARY.md b/DASHBOARD_FIXES_SUMMARY.md deleted file mode 100644 index 9b9dd32b9..000000000 --- a/DASHBOARD_FIXES_SUMMARY.md +++ /dev/null @@ -1,189 +0,0 @@ -# Dashboard Rate Limit & Enrichment Fixes - Summary - -## Problem - -The web dashboard was making ~84 GitHub API calls per refresh (6 calls × 14 sessions with PRs), quickly exhausting the GitHub GraphQL rate limit (5000 points/hour). When rate-limited, PR enrichment failed silently, showing misleading default data ("+0 -0", "CI failing", "needs review" for everything). - -## Fixes Implemented - -### 1. Added Missing SessionStatus Values ✅ - -**File**: `packages/core/src/types.ts` - -- Added `"done"` and `"terminated"` to the `SessionStatus` type union -- These values were used in metadata files but missing from the type definition - -### 2. Fixed getAttentionLevel for Terminal Sessions ✅ - -**File**: `packages/web/src/lib/types.ts` - -- Updated `getAttentionLevel()` to return `"done"` for sessions with: - - `status === "done"` - - `status === "terminated"` - - `pr.state === "merged"` - - `pr.state === "closed"` -- Prevents terminal sessions from being classified as "working" or "pending" - -### 3. Skip Enrichment for Terminal Sessions ✅ - -**File**: `packages/web/src/app/page.tsx` - -- Added logic to skip PR enrichment for sessions with terminal statuses: - - `"merged"`, `"killed"`, `"cleanup"`, `"done"`, `"terminated"` -- Also skips enrichment if PR state is already `"merged"` or `"closed"` -- **Impact**: Reduces API calls by ~50% for typical session mix - -### 4. Added Simple In-Memory Cache ✅ - -**File**: `packages/web/src/lib/cache.ts` (NEW) - -- Implemented `TTLCache` class with 60-second TTL -- Caches PR enrichment data by key: `owner/repo#123` -- Automatically evicts stale entries on `get()` -- **Impact**: Reduces API calls by ~90% for repeated page refreshes - -### 5. Updated serialize.ts to Use Cache ✅ - -**File**: `packages/web/src/lib/serialize.ts` - -- `enrichSessionPR()` now checks cache first before hitting SCM API -- Caches successful enrichment results for 60 seconds -- Does NOT cache failed enrichment attempts - -### 6. Graceful Rate Limit Error Handling ✅ - -**File**: `packages/web/src/lib/serialize.ts` - -- Detects when all API calls fail (likely rate limit) -- Sets explicit blocker: `"API rate limited or unavailable"` -- Logs error to console for debugging -- Does NOT cache failed attempts (prevents stale error states) - -### 7. Improved Default Values ✅ - -**File**: `packages/web/src/lib/serialize.ts` - -- `basicPRToDashboard()` now uses explicit blocker: `"Data not loaded"` -- Default `ciStatus: "none"` is neutral (not "failing") -- Default `reviewDecision: "none"` is neutral (not "changes_requested") -- Prevents misleading UI before enrichment completes - -### 8. Comprehensive Test Coverage ✅ - -**Files**: - -- `packages/web/src/lib/__tests__/cache.test.ts` (NEW) - 9 tests -- `packages/web/src/lib/__tests__/types.test.ts` (NEW) - 29 tests -- `packages/web/src/lib/__tests__/serialize.test.ts` (NEW) - 16 tests - -**Test Coverage**: - -- TTL cache behavior (get, set, expiry, clear) -- `getAttentionLevel()` for all status combinations -- `basicPRToDashboard()` default values -- `enrichSessionPR()` with successful enrichment -- `enrichSessionPR()` with cache hits -- `enrichSessionPR()` with rate limit errors (all API calls fail) -- `enrichSessionPR()` with partial failures (some API calls succeed) -- Cache key generation -- Terminal session classification - -### 9. Added Orchestrator Terminal Button ✅ - -**File**: `packages/web/src/components/Dashboard.tsx` - -- Added "orchestrator terminal" link in header next to ClientTimestamp -- Styled with hover effects matching the rest of the UI -- Links to `/sessions/orchestrator` - -## Verification - -### Build Status ✅ - -```bash -pnpm build -# ✓ All packages build successfully -``` - -### ESLint Status ✅ - -```bash -pnpm eslint -# ✓ No linting errors -``` - -### Test Status ✅ - -```bash -pnpm --filter @agent-orchestrator/web test -# ✓ 140 passed (143 total, 3 pre-existing failures in components.test.tsx) -# ✓ All new tests pass: -# - cache.test.ts: 9/9 tests pass -# - types.test.ts: 29/29 tests pass -# - serialize.test.ts: 16/16 tests pass -``` - -## Performance Impact - -### Before - -- **API calls per refresh**: ~84 calls (6 × 14 sessions) -- **Rate limit exhaustion**: Every ~60 refreshes (5000 points ÷ 84 ≈ 60) -- **Recovery time**: 1 hour (rate limit reset) -- **User experience**: Garbage data when rate-limited - -### After - -- **API calls per refresh**: ~7-10 calls (only non-terminal, non-cached sessions) -- **Rate limit exhaustion**: Every ~500+ refreshes (10× improvement) -- **Recovery time**: Same (1 hour), but happens 10× less often -- **User experience**: Explicit "rate limited" message, cached data for 60s - -## Key Design Decisions - -1. **60-second cache TTL**: Balance between freshness and API savings -2. **In-memory cache**: Simple, no external dependencies, server-side only -3. **Fail-closed on errors**: Explicit "unavailable" blockers, not misleading defaults -4. **Don't cache failures**: Prevents stale error states, allows retry -5. **Skip terminal sessions**: No value in refreshing merged/closed PR data - -## Code Conventions Followed - -- ✅ ESM modules with `.js` extensions in imports (where appropriate) -- ✅ `node:` prefix for built-in imports -- ✅ Strict TypeScript mode -- ✅ No `any` types -- ✅ Type-safe plugin pattern with `satisfies` -- ✅ Error handling for external API calls -- ✅ Comprehensive test coverage for edge cases - -## Files Changed - -### Modified - -- `packages/core/src/types.ts` - Added "done" and "terminated" to SessionStatus -- `packages/web/src/lib/types.ts` - Fixed getAttentionLevel for terminal sessions -- `packages/web/src/app/page.tsx` - Skip enrichment for terminal sessions -- `packages/web/src/lib/serialize.ts` - Added caching and rate limit handling -- `packages/web/src/components/Dashboard.tsx` - Added orchestrator terminal button - -### Created - -- `packages/web/src/lib/cache.ts` - TTL cache implementation -- `packages/web/src/lib/__tests__/cache.test.ts` - Cache tests -- `packages/web/src/lib/__tests__/types.test.ts` - Attention level tests -- `packages/web/src/lib/__tests__/serialize.test.ts` - Serialization tests - -## Next Steps - -1. Monitor dashboard performance in production -2. Adjust cache TTL if needed (current: 60s) -3. Consider adding cache metrics (hits/misses) for observability -4. Consider persisting cache to disk for server restarts -5. Consider rate limit backoff/retry logic if needed - -## Notes - -- Pre-existing component test failures (3) are unrelated to these changes -- Pre-existing warnings (tracker-linear @aoagents/core, plugin-registry) are unrelated -- All new functionality is thoroughly tested with 54 new test cases