refactor: project architecture refactor, container splitting

backend/db/dal/panel_sync_dal.py

@@ -0,0 +1,50 @@
+import logging
+from datetime import datetime, timezone
+from typing import Optional
+
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from db.models import PanelSyncStatus
+
+SINGLETON_ID = 1
+
+
+async def get_panel_sync_status(session: AsyncSession) -> Optional[PanelSyncStatus]:
+    return await session.get(PanelSyncStatus, SINGLETON_ID)
+
+
+async def update_panel_sync_status(
+    session: AsyncSession,
+    status: str,
+    details: str,
+    users_processed: int = 0,
+    subs_synced: int = 0,
+    last_sync_time: Optional[datetime] = None,
+) -> PanelSyncStatus:
+    if last_sync_time is None:
+        last_sync_time = datetime.now(timezone.utc)
+
+    sync_record = await get_panel_sync_status(session)
+    if sync_record:
+        sync_record.last_sync_time = last_sync_time
+        sync_record.status = status
+        sync_record.details = details
+        sync_record.users_processed_from_panel = users_processed
+        sync_record.subscriptions_synced = subs_synced
+    else:
+        sync_record = PanelSyncStatus(
+            id=SINGLETON_ID,
+            last_sync_time=last_sync_time,
+            status=status,
+            details=details,
+            users_processed_from_panel=users_processed,
+            subscriptions_synced=subs_synced,
+        )
+        session.add(sync_record)
+
+    await session.flush()
+    await session.refresh(sync_record)
+    logging.info(
+        f"Panel sync status updated: {status}, Users: {users_processed}, Subs: {subs_synced}"
+    )
+    return sync_record