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Habit Tracking

Status: ✅ Complete
Last Updated: 2026-01-14

Overview​

Complete habit tracking system with streak tracking, habit formation insights, and consistency metrics.

Implementation Details​

Core Features​

  • ✅ Streak tracking for checklist items (HabitTrackingService with streak calculation, uses gamification streaks when available, manual calculation for items without gamification streaks)
  • ✅ Habit formation insights (habit formation score 0-100 based on consistency over last 30 days, human-readable insights generated for each habit)
  • ✅ Consistency metrics (completion rate, total/completed days, current/longest streaks, habit formation score, comprehensive analytics API)

Backend​

  • ✅ Backend service (HabitTrackingService with getHabitAnalytics method)
  • ✅ API routes (GET /api/habit-tracking/analytics with days/startDate query params)
  • ✅ Backend tests (10 service tests, 7 route integration tests, all passing)

Frontend​

  • ✅ Frontend component (HabitTrackingPage with habit list, insights, metrics, period selector)
  • ✅ Frontend tests (9 tests, all passing)
  • ✅ Route added to App.tsx (/habits)

API Endpoints​

  • /api/habit-tracking/analytics - Get habit analytics

Frontend Pages​

  • Habit Tracking (/habits)