refactor: Support image_list, document_list while using swagger api

--story=1017867 --user=刘瑞斌 对话API支持上传文件、语音、图像和视频，用于实现maxkb的文件解析及多模态对话#2228 https://www.tapd.cn/57709429/s/1654842

Author: liuruibin

apps/application/serializers/chat_message_serializers.py

@@ -222,13 +222,19 @@ def chat(self, instance: Dict, with_valid=True):
         client_type = self.data.get('client_type')
         chat_id = self.generate_chat(chat_id, application_id, message, client_id)
         return ChatMessageSerializer(
-            data={'chat_id': chat_id, 'message': message,
-                  're_chat': re_chat,
-                  'stream': stream,
-                  'application_id': application_id,
-                  'client_id': client_id,
-                  'client_type': client_type, 'form_data': instance.get('form_data', {})}).chat(
-            base_to_response=OpenaiToResponse())
+            data={
+                'chat_id': chat_id, 'message': message,
+                're_chat': re_chat,
+                'stream': stream,
+                'application_id': application_id,
+                'client_id': client_id,
+                'client_type': client_type,
+                'form_data': instance.get('form_data', {}),
+                'image_list': instance.get('image_list', []),
+                'document_list': instance.get('document_list', []),
+                'audio_list': instance.get('audio_list', []),
+            }
+        ).chat(base_to_response=OpenaiToResponse())
 
 
 class ChatMessageSerializer(serializers.Serializer):

apps/dataset/serializers/file_serializers.py

@@ -62,7 +62,7 @@ class FileSerializer(serializers.Serializer):
     def upload(self, with_valid=True):
         if with_valid:
             self.is_valid(raise_exception=True)
-        meta = self.data.get('meta')
+        meta = self.data.get('meta', {})
         file_id = meta.get('file_id', uuid.uuid1())
         file = File(id=file_id, file_name=self.data.get('file').name, meta=meta)
         file.save(self.data.get('file').read())