Fix: Fixed an issue where the Sync Now button became unresponsive due to duplicate API calls.

app/main.py

@@ -473,56 +473,6 @@ async def sync_events(request: Request):
 
     return StreamingResponse(event_generator(), media_type="text/event-stream")
 
-@app.post("/api/sync")
-async def api_sync(payload: SyncRequest):
-    server_config.load()
-    try:
-        sync_mode = payload.mode or SyncMode(server_config.sync_mode)
-    except ValueError as exc:
-        raise HTTPException(status_code=400, detail=str(exc))
-
-    # Update config temporarily for this sync if needed, but sync_manager reads from config.
-    # If payload overrides config, we might need to handle that.
-    # However, sync_manager._perform_sync reads from server_config.
-    # If we want to support one-off sync with custom params via sync_manager, we need to update sync_manager.
-    
-    # For now, let's assume payload params should be saved or used.
-    # But sync_manager is designed to run background tasks too.
-    
-    # If we want to keep the existing behavior of api_sync (blocking and returning stats),
-    # we can use sync_manager.run_sync(wait=True).
-    # But we need to make sure sync_manager uses the params from payload if provided.
-    
-    # Since sync_manager reads from server_config, let's update server_config if payload has values.
-    # Or better, pass params to sync_manager.run_sync?
-    # sync_manager._perform_sync currently hardcodes reading from server_config.
-    
-    # Let's stick to the requirement: "watchdog当发现更改时，执行同步，同步时UI页面也会显示正在同步状态。"
-    # This implies we need a shared state.
-    
-    # If I change api_sync to use sync_manager, I need to ensure it supports the custom params.
-    # But payload.local_path and payload.mode are optional.
-    
-    # Let's modify sync_manager to accept overrides.
-    # But wait, sync_manager is a singleton.
-    
-    # For this task, I will just wrap the existing logic in sync_manager.run_sync(wait=True)
-    # AND I will modify sync_manager to allow passing explicit args to _perform_sync.
-    
-    # But first, let's update api_sync to use sync_manager.run_sync(wait=True) 
-    # AND we need to handle the parameter passing.
-    
-    # Actually, looking at sync_manager implementation I just wrote:
-    # def _perform_sync(self):
-    #    server_config.load()
-    #    return sync_all_playlists(local_dir=server_config.local_path, mode=SyncMode(server_config.sync_mode))
-    
-    # It ignores arguments. This is a limitation.
-    # I should update SyncManager to accept kwargs for sync_all_playlists.
-    
-    # Let's update SyncManager first.
-    pass
-
 @app.post("/api/sync")
 async def api_sync(payload: SyncRequest):
     server_config.load()