fix: Defect of embedding application parameters as empty and reporting errors

--bug=1052184 --user=王孝刚 【github#2273】【应用】-有非必填接口传参的编排应用，作为节点加入新的编排应用后，接口传参为空时对话报错 https://www.tapd.cn/57709429/s/1654259

Author: wxg0103

apps/application/flow/step_node/application_node/i_application_node.py

@@ -11,13 +11,16 @@
 
 class ApplicationNodeSerializer(serializers.Serializer):
     application_id = serializers.CharField(required=True, error_messages=ErrMessage.char(_("Application ID")))
-    question_reference_address = serializers.ListField(required=True, error_messages=ErrMessage.list(_("User Questions")))
+    question_reference_address = serializers.ListField(required=True,
+                                                       error_messages=ErrMessage.list(_("User Questions")))
     api_input_field_list = serializers.ListField(required=False, error_messages=ErrMessage.list(_("API Input Fields")))
-    user_input_field_list = serializers.ListField(required=False, error_messages=ErrMessage.uuid(_("User Input Fields")))
+    user_input_field_list = serializers.ListField(required=False,
+                                                  error_messages=ErrMessage.uuid(_("User Input Fields")))
     image_list = serializers.ListField(required=False, error_messages=ErrMessage.list(_("picture")))
     document_list = serializers.ListField(required=False, error_messages=ErrMessage.list(_("document")))
     audio_list = serializers.ListField(required=False, error_messages=ErrMessage.list(_("Audio")))
-    child_node = serializers.DictField(required=False, allow_null=True, error_messages=ErrMessage.dict(_("Child Nodes")))
+    child_node = serializers.DictField(required=False, allow_null=True,
+                                       error_messages=ErrMessage.dict(_("Child Nodes")))
     node_data = serializers.DictField(required=False, allow_null=True, error_messages=ErrMessage.dict(_("Form Data")))
 
 
@@ -33,11 +36,16 @@ def _run(self):
             self.node_params_serializer.data.get('question_reference_address')[1:])
         kwargs = {}
         for api_input_field in self.node_params_serializer.data.get('api_input_field_list', []):
-            kwargs[api_input_field['variable']] = self.workflow_manage.get_reference_field(api_input_field['value'][0],
-                                                                                           api_input_field['value'][1:])
+            value = api_input_field.get('value', [''])[0] if api_input_field.get('value') else ''
+            kwargs[api_input_field['variable']] = self.workflow_manage.get_reference_field(value,
+                                                                                           api_input_field['value'][
+                                                                                           1:]) if value != '' else ''
+
         for user_input_field in self.node_params_serializer.data.get('user_input_field_list', []):
-            kwargs[user_input_field['field']] = self.workflow_manage.get_reference_field(user_input_field['value'][0],
-                                                                                         user_input_field['value'][1:])
+            value = user_input_field.get('value', [''])[0] if user_input_field.get('value') else ''
+            kwargs[user_input_field['field']] = self.workflow_manage.get_reference_field(value,
+                                                                                         user_input_field['value'][
+                                                                                         1:]) if value != '' else ''
         # 判断是否包含这个属性
         app_document_list = self.node_params_serializer.data.get('document_list', [])
         if app_document_list and len(app_document_list) > 0:
@@ -46,15 +54,17 @@ def _run(self):
                 app_document_list[1:])
             for document in app_document_list:
                 if 'file_id' not in document:
-                    raise ValueError(_("Parameter value error: The uploaded document lacks file_id, and the document upload fails"))
+                    raise ValueError(
+                        _("Parameter value error: The uploaded document lacks file_id, and the document upload fails"))
         app_image_list = self.node_params_serializer.data.get('image_list', [])
         if app_image_list and len(app_image_list) > 0:
             app_image_list = self.workflow_manage.get_reference_field(
                 app_image_list[0],
                 app_image_list[1:])
             for image in app_image_list:
                 if 'file_id' not in image:
-                    raise ValueError(_("Parameter value error: The uploaded image lacks file_id, and the image upload fails"))
+                    raise ValueError(
+                        _("Parameter value error: The uploaded image lacks file_id, and the image upload fails"))
 
         app_audio_list = self.node_params_serializer.data.get('audio_list', [])
         if app_audio_list and len(app_audio_list) > 0:
@@ -63,7 +73,8 @@ def _run(self):
                 app_audio_list[1:])
             for audio in app_audio_list:
                 if 'file_id' not in audio:
-                    raise ValueError(_("Parameter value error: The uploaded audio lacks file_id, and the audio upload fails."))
+                    raise ValueError(
+                        _("Parameter value error: The uploaded audio lacks file_id, and the audio upload fails."))
         return self.execute(**self.node_params_serializer.data, **self.flow_params_serializer.data,
                             app_document_list=app_document_list, app_image_list=app_image_list,
                             app_audio_list=app_audio_list,

apps/application/flow/step_node/application_node/impl/base_application_node.py

@@ -220,20 +220,25 @@ def execute(self, application_id, message, chat_id, chat_record_id, stream, re_c
     def get_details(self, index: int, **kwargs):
         global_fields = []
         for api_input_field in self.node_params_serializer.data.get('api_input_field_list', []):
+            value = api_input_field.get('value', [''])[0] if api_input_field.get('value') else ''
             global_fields.append({
                 'label': api_input_field['variable'],
                 'key': api_input_field['variable'],
                 'value': self.workflow_manage.get_reference_field(
-                    api_input_field['value'][0],
-                    api_input_field['value'][1:])
+                    value,
+                    api_input_field['value'][1:]
+                ) if value != '' else ''
             })
+
         for user_input_field in self.node_params_serializer.data.get('user_input_field_list', []):
+            value = user_input_field.get('value', [''])[0] if user_input_field.get('value') else ''
             global_fields.append({
                 'label': user_input_field['label'],
                 'key': user_input_field['field'],
                 'value': self.workflow_manage.get_reference_field(
-                    user_input_field['value'][0],
-                    user_input_field['value'][1:])
+                    value,
+                    user_input_field['value'][1:]
+                ) if value != '' else ''
             })
         return {
             'name': self.node.properties.get('stepName'),