Printer realtime status

backend/app/main.py

@@ -6,7 +6,7 @@ from datetime import datetime, timedelta
 from .database import engine, get_db, Base
 from .models import Drug, DrugVariant, Dispensing, User
 from .auth import hash_password, verify_password, create_access_token, get_current_user, get_current_admin_user, ACCESS_TOKEN_EXPIRE_MINUTES
-from .mqtt_service import publish_label_print
+from .mqtt_service import publish_label_print_with_response
 from pydantic import BaseModel
 
 # Create tables
@@ -543,19 +543,31 @@ def print_label(label_request: LabelPrintRequest, current_user: User = Depends(g
             "test": test_mode
         }
         
-        # Publish to MQTT
-        success = publish_label_print(mqtt_message)
+        # Publish to MQTT and wait for response
+        success, response = publish_label_print_with_response(mqtt_message, timeout=10.0)
+        
+        print(f"Label print result: success={success}, response={response}")
         
         if success:
-            return LabelPrintResponse(
+            result = LabelPrintResponse(
                 success=True,
-                message="Label print request sent successfully"
+                message=response.get("message", "Label printed successfully")
             )
+            print(f"Returning success response: {result}")
+            return result
         else:
-            raise HTTPException(
-                status_code=500,
-                detail="Failed to send label print request to MQTT broker"
+            # Return error details from printer
+            # Check both 'message' and 'error' fields for error details
+            if response:
+                error_msg = response.get("message") or response.get("error", "Unknown error")
+            else:
+                error_msg = "No response from printer"
+            result = LabelPrintResponse(
+                success=False,
+                message=f"Print failed: {error_msg}"
             )
+            print(f"Returning error response: {result}")
+            return result
             
     except Exception as e:
         raise HTTPException(