---
phase: 14-postgresql-migration
plan: 04
subsystem: api
tags: [hono, async-await, routes, middleware, drizzle]

# Dependency graph
requires:
  - phase: 14-03
    provides: Async service functions that return Promises
provides:
  - "All route handlers properly await async service calls"
  - "Auth middleware awaits DB queries for session/API key validation"
  - "Settings route uses async direct DB calls (no .get()/.run()/.all())"
affects: [14-05, 14-06]

# Tech tracking
tech-stack:
  added: []
  patterns: [async route handlers, await service calls, destructured single-row DB results]

key-files:
  created: []
  modified:
    - src/server/routes/items.ts
    - src/server/routes/categories.ts
    - src/server/routes/threads.ts
    - src/server/routes/setups.ts
    - src/server/routes/totals.ts
    - src/server/routes/auth.ts
    - src/server/routes/oauth.ts
    - src/server/routes/settings.ts
    - src/server/middleware/auth.ts

key-decisions:
  - "Settings route .get() replaced with destructuring: const [row] = await db.select()..."
  - "Auth route direct DB query for user record converted same way"

patterns-established:
  - "Route handler pattern: async (c) => { const result = await serviceFunction(db, ...); }"
  - "Direct DB queries in routes: const [row] = await db.select().from(table).where(...)"

requirements-completed: [DB-01, DB-02]

# Metrics
duration: 6min
completed: 2026-04-04
---

# Phase 14 Plan 04: Route Handlers Async Conversion Summary

**All 9 route files and auth middleware converted to properly await async service/DB calls, preventing Promise-as-JSON responses**

## Performance

- **Duration:** 6 min
- **Started:** 2026-04-04T10:37:05Z
- **Completed:** 2026-04-04T10:43:53Z
- **Tasks:** 2
- **Files modified:** 9

## Accomplishments
- Converted all data route handlers (items, categories, threads, setups, totals) to async with awaited service calls
- Converted auth, OAuth, settings routes and auth middleware to async with awaited service/DB calls
- Removed all synchronous SQLite API patterns (.get(), .run(), .all()) from settings route and auth route direct DB queries

## Task Commits

Each task was committed atomically:

1. **Task 1: Convert data route handlers to async** - `5edcc66` (feat)
2. **Task 2: Convert auth, OAuth, settings, images routes and auth middleware** - `22aaed7` (feat)

## Files Created/Modified
- `src/server/routes/items.ts` - All 8 handlers now async with awaited service calls
- `src/server/routes/categories.ts` - All 4 handlers now async with awaited service calls
- `src/server/routes/threads.ts` - All 11 handlers now async with awaited service calls
- `src/server/routes/setups.ts` - All 8 handlers now async with awaited service calls
- `src/server/routes/totals.ts` - Handler now async with awaited service calls
- `src/server/routes/auth.ts` - All 7 handlers now async; direct DB query converted to destructuring
- `src/server/routes/oauth.ts` - All OAuth service calls now awaited
- `src/server/routes/settings.ts` - Direct DB calls converted: .get() -> destructuring, .run() removed, await added
- `src/server/middleware/auth.ts` - getUserCount, getSession, refreshSession all awaited

## Decisions Made
- Settings route direct DB queries converted using same pattern as services: `const [row] = await db.select()...` instead of `.get()`
- Auth route direct user lookup converted identically
- Images route already had all calls properly awaited (fetchImageFromUrl was already async), no changes needed

## Deviations from Plan

None - plan executed exactly as written.

## Issues Encountered
- Biome formatting error in threads.ts after adding `async` keyword made line too long - reformatted to multi-line function call pattern

## User Setup Required

None - no external service configuration required.

## Next Phase Readiness
- All route handlers and middleware now async-compatible with PGlite/Postgres async drivers
- Ready for Plan 05 (data migration) and Plan 06 (test migration)

## Self-Check: PASSED

All 9 modified files confirmed present. Both task commits (5edcc66, 22aaed7) verified in git log.

---
*Phase: 14-postgresql-migration*
*Completed: 2026-04-04*