5 months ago · b642644cbb
--- a/backend/app/api/routes/websocket.py
+++ b/backend/app/api/routes/websocket.py
@@ -1,16 +1,19 @@
 
				+import logging
			
 
				 from fastapi import APIRouter, WebSocket, WebSocketDisconnect
			
 
				 
			
 
				 from backend.app.core.websocket import ws_manager
			
 
				 from backend.app.services.printer_manager import printer_manager, printer_state_to_dict
			
 
				 
			
 
				-
			
 
				+logger = logging.getLogger(__name__)
			
 
				 router = APIRouter()
			
 
				 
			
 
				 
			
 
				 @router.websocket("/ws")
			
 
				 async def websocket_endpoint(websocket: WebSocket):
			
 
				     """WebSocket endpoint for real-time updates."""
			
 
				+    logger.info("WebSocket client connecting...")
			
 
				     await ws_manager.connect(websocket)
			
 
				+    logger.info("WebSocket client connected")
			
 
				 
			
 
				     try:
			
 
				         # Send initial status of all printers
			
@@ -21,6 +24,7 @@ async def websocket_endpoint(websocket: WebSocket):
 
				                 "printer_id": printer_id,
			
 
				                 "data": printer_state_to_dict(state),
			
 
				             })
			
 
				+        logger.info(f"Sent initial status for {len(statuses)} printers")
			
 
				 
			
 
				         # Keep connection alive and handle incoming messages
			
 
				         while True:
			
@@ -43,6 +47,8 @@ async def websocket_endpoint(websocket: WebSocket):
 
				                         })
			
 
				 
			
 
				     except WebSocketDisconnect:
			
 
				+        logger.info("WebSocket client disconnected normally")
			
 
				         await ws_manager.disconnect(websocket)
			
 
				-    except Exception:
			
 
				+    except Exception as e:
			
 
				+        logger.error(f"WebSocket error: {e}", exc_info=True)
			
 
				         await ws_manager.disconnect(websocket)
			
--- a/backend/app/main.py
+++ b/backend/app/main.py
@@ -81,8 +81,16 @@ def register_expected_print(printer_id: int, filename: str, archive_id: int):
 
				     )
			
 
				 
			
 
				 
			
 
				+_last_status_broadcast: dict[int, str] = {}
			
 
				+
			
 
				 async def on_printer_status_change(printer_id: int, state: PrinterState):
			
 
				     """Handle printer status changes - broadcast via WebSocket."""
			
 
				+    # Only broadcast if something meaningful changed (reduce WebSocket spam)
			
 
				+    status_key = f"{state.connected}:{state.state}:{state.progress}:{state.layer_num}"
			
 
				+    if _last_status_broadcast.get(printer_id) == status_key:
			
 
				+        return  # No change, skip broadcast
			
 
				+    _last_status_broadcast[printer_id] = status_key
			
 
				+
			
 
				     await ws_manager.send_printer_status(
			
 
				         printer_id,
			
 
				         printer_state_to_dict(state, printer_id),
			
--- a/frontend/src/hooks/useWebSocket.ts
+++ b/frontend/src/hooks/useWebSocket.ts
@@ -23,18 +23,17 @@ export function useWebSocket() {
 
				 
			
 
				     const ws = new WebSocket(wsUrl);
			
 
				 
			
 
				+    let pingInterval: number | null = null;
			
 
				+
			
 
				     ws.onopen = () => {
			
 
				+      console.log('[WebSocket] Connected');
			
 
				       setIsConnected(true);
			
 
				       // Start ping interval
			
 
				-      const pingInterval = setInterval(() => {
			
 
				+      pingInterval = window.setInterval(() => {
			
 
				         if (ws.readyState === WebSocket.OPEN) {
			
 
				           ws.send(JSON.stringify({ type: 'ping' }));
			
 
				         }
			
 
				       }, 30000);
			
 
				-
			
 
				-      ws.onclose = () => {
			
 
				-        clearInterval(pingInterval);
			
 
				-      };
			
 
				     };
			
 
				 
			
 
				     ws.onmessage = (event) => {
			
@@ -46,7 +45,12 @@ export function useWebSocket() {
 
				       }
			
 
				     };
			
 
				 
			
 
				-    ws.onclose = () => {
			
 
				+    ws.onclose = (event) => {
			
 
				+      console.log('[WebSocket] Closed', event.code, event.reason);
			
 
				+      if (pingInterval) {
			
 
				+        clearInterval(pingInterval);
			
 
				+        pingInterval = null;
			
 
				+      }
			
 
				       setIsConnected(false);
			
 
				       wsRef.current = null;
			
 
				 
			
@@ -56,7 +60,8 @@ export function useWebSocket() {
 
				       }, 3000);
			
 
				     };
			
 
				 
			
 
				-    ws.onerror = () => {
			
 
				+    ws.onerror = (error) => {
			
 
				+      console.error('[WebSocket] Error', error);
			
 
				       ws.close();
			
 
				     };
			
 
				 
			
--- a/static/assets/index-BS0vyekL.js
+++ b/static/assets/index-BS0vyekL.js
--- a/static/index.html
+++ b/static/index.html
@@ -7,7 +7,7 @@
 
				     <link rel="icon" type="image/png" sizes="32x32" href="/img/favicon-32x32.png" />
			
 
				     <link rel="icon" type="image/png" sizes="16x16" href="/img/favicon-16x16.png" />
			
 
				     <link rel="apple-touch-icon" sizes="180x180" href="/img/apple-touch-icon.png" />
			
 
				-    <script type="module" crossorigin src="/assets/index-C7e8XOql.js"></script>
			
 
				+    <script type="module" crossorigin src="/assets/index-BS0vyekL.js"></script>
			
 
				     <link rel="stylesheet" crossorigin href="/assets/index-CJ8fGWbx.css">
			
 
				   </head>
			
 
				   <body>