added more pomidoro

backend/app/pomodoro/watcher.py

@@ -0,0 +1,38 @@
+import asyncio
+import logging
+
+from app.db.base import SessionLocal
+from app.pomodoro.completion import PomodoroCompletionHandler
+from app.pomodoro.service import PomodoroService
+
+logger = logging.getLogger(__name__)
+
+WATCH_INTERVAL_SEC = 2
+
+
+async def pomodoro_watcher_loop() -> None:
+    while True:
+        try:
+            await asyncio.sleep(WATCH_INTERVAL_SEC)
+            await _tick()
+        except asyncio.CancelledError:
+            raise
+        except Exception:
+            logger.exception("Pomodoro watcher error")
+
+
+async def _tick() -> None:
+    db = SessionLocal()
+    try:
+        service = PomodoroService(db)
+        service.get_status()
+
+        pending = service.get_pending_completions()
+        if not pending:
+            return
+
+        handler = PomodoroCompletionHandler(db)
+        for session in pending:
+            await handler.process(session)
+    finally:
+        db.close()