feat: change api/v2/plate-orders/by-process-node/ logic ***** danger

api_v2/views/printing.py

@@ -484,8 +484,12 @@ class PlateOrderByProcessNodeView(APIView):
     def get(self, request):
         qp = request.query_params
         process_node_id = qp.get('process_node_id')
+        param_key = (qp.get('param_key') or '').strip()
+        param_value = (qp.get('param_value') or '').strip()
         if not process_node_id:
             return Response({'detail': 'process_node_id 为必填参数'}, status=status.HTTP_400_BAD_REQUEST)
+        if (param_key and not param_value) or (param_value and not param_key):
+            return Response({'detail': 'param_key 与 param_value 必须同时提供'}, status=status.HTTP_400_BAD_REQUEST)
 
         try:
             process_node_id_int = int(process_node_id)
@@ -545,6 +549,15 @@ class PlateOrderByProcessNodeView(APIView):
             )
         ).filter(completed_target=0)
 
+        if param_key and param_value:
+            matching_logs = stateflow_models.StateFlowRecord.objects.filter(
+                business_object_id=OuterRef('business_object_id'),
+                state_id=target_state_id,
+                is_cancelled=False,
+                parameter_records__parameters__contains={param_key: param_value},
+            )
+            queryset = queryset.annotate(_has_state_param=Exists(matching_logs)).filter(_has_state_param=True)
+
         # search：同时支持主键与 design_code icontains（不新增额外参数）
         search = (qp.get('search') or '').strip()
         if search: