feat: new api for plate order (get_plate_order_by_state_status)

api_v1/views/stateflow/process.py

@@ -2,6 +2,8 @@
 Process API ViewSet
 """
 from rest_framework import viewsets, filters
+from rest_framework.decorators import action
+from rest_framework.response import Response
 from rest_framework.pagination import LimitOffsetPagination
 from django_filters.rest_framework import DjangoFilterBackend
 from django.db.models import Count
@@ -10,6 +12,7 @@ from stateflow.serializers import (
     ProcessListSerializer,
     ProcessDetailSerializer,
     ProcessCreateUpdateSerializer,
+    StateListSerializer,
 )
 
 
@@ -57,3 +60,16 @@ class ProcessViewSet(viewsets.ModelViewSet):
             queryset = queryset.prefetch_related('process_nodes__state')
         
         return queryset
+
+    @action(detail=True, methods=['get'])
+    def nodes(self, request, pk=None):
+        """返回指定流程的所有节点列表"""
+        process = self.get_object()
+        states = process.get_nodes()
+        data = StateListSerializer(states, many=True).data
+        return Response({
+            'process_id': process.id,
+            'process_name': process.name,
+            'count': len(data),
+            'nodes': data,
+        })