fix：删除没用的文件

protocol_version_manage/views.py

@@ -84,23 +84,16 @@ class AllProtocolVersionViewSet(GenericViewSet, ListModelMixin):
 @api_view(['POST'])
 @parser_classes([MultiPartParser])
 def raw_file_upload(request):
-    # 将上传来的文件保存下来
     file_obj = request.FILES.get('file')
     protocol_name = request.data.get('protocol_name')
     version = request.data.get('version')
     assert protocol_name is not None and version is not None, Response(status=status.HTTP_400_BAD_REQUEST)
 
-    try:
+    # 构建文件夹路径和文件路径
     folder_path = os.path.join(settings.BASE_DIR, 'protocol_raw_files', protocol_name, version)
     if not os.path.exists(folder_path):
         os.makedirs(folder_path)
     file_path = os.path.join(folder_path, file_obj.name)
-        with open(file_path, 'wb') as f:
-            for chunk in file_obj.chunks():
-                f.write(chunk)
-    except Exception as e:
-        print(e) 
-        return Response(status=status.HTTP_500_INTERNAL_SERVER_ERROR)
     
     # 更新协议版本信息，将文件路径保存下来
     protocol_versions = AllProtocolVersion.objects.filter(protocol_name=protocol_name).first()
@@ -108,9 +101,24 @@ def raw_file_upload(request):
     for version_path in version_path_list:
         if version_path['version'] == version:
             if version_path.get('path', None) is not None:
+                try:
                     os.remove(version_path['path'])
+                except Exception as e:
+                    print(e)
+                    return Response(status=status.HTTP_500_INTERNAL_SERVER_ERROR)
             version_path['path'] = file_path
             break
+
+    # 将上传来的文件保存下来
+    try:
+        with open(file_path, 'wb') as f:
+            for chunk in file_obj.chunks():
+                f.write(chunk)
+    except Exception as e:
+        print(e) 
+        return Response(status=status.HTTP_500_INTERNAL_SERVER_ERROR)
+
+    # 将路径保存下来
     protocol_versions.version_paths = json.dumps(version_path_list)
     protocol_versions.save()