完善判断逻辑

apps/expertproducts/views.py

@@ -366,12 +366,26 @@ class NegotiationViewSet(viewsets.ModelViewSet):
     def search_creator_by_status(self, request):
         """根据状态搜索达人"""
         status = request.data.get('status')
+        allowed_statuses = [
+            'brand_review',
+            'price_negotiation',
+            'contract_review',
+            'draft_ready',
+            'draft_approved',
+            'published'
+        ]
         if not status:
             return Response({
                 'code': 400,
                 'message': '未收到状态',
                 'data': None
             })
+        if status not in allowed_statuses:
+            return Response({
+                'code': 400,
+                'message': f"status参数不合法, 只能为: {', '.join(allowed_statuses)}",
+                'data': None
+            })
 
         # 查找符合状态的谈判
         negotiations = Negotiation.objects.filter(status=status)