text: # -*- coding: utf-8 -*-
  """
  Tencent is pleased to support the open source community by making 蓝鲸智云PaaS平台社区版 (BlueKing PaaS Community
  Edition) available.
  Copyright (C) 2017-2021 THL A29 Limited, a Tencent company. All rights reserved.
  Licensed under the MIT License (the "License"); you may not use this file except in compliance with the License.
  You may obtain a copy of the License at
  http://opensource.org/licenses/MIT
  Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
  an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
  specific language governing permissions and limitations under the License.
  """
  
  from rest_framework.views import APIView
  from rest_framework.decorators import action
  from rest_framework.response import Response
  from rest_framework import permissions
  from drf_yasg.utils import swagger_auto_schema
  from pipeline.core.data.library import VariableLibrary
  
  from pipeline_plugins.variables.base import SelfExplainVariable
  from ..serilaziers.variable_field_explain import (
      VariableFieldExpainQuerySerializer,
      VariableFieldExpainResponseSerializer,
  )
  
  
  class VariableFieldExplainView(APIView):
  
      permission_classes = [permissions.IsAuthenticated]
  
      @swagger_auto_schema(
          method="GET",
          operation_summary="获取所有变量及其字段的描述信息",
          query_serializer=VariableFieldExpainQuerySerializer,
          responses={200: VariableFieldExpainResponseSerializer},
      )
      @action(methods=["GET"], detail=False)
      def get(self, request, format=None):
          serializer = VariableFieldExpainQuerySerializer(data=request.query_params)
          serializer.is_valid(raise_exception=True)
          validated_data = serializer.validated_data
          data = {
              "variable_field_explain": [
                  var_cls.self_explain(**validated_data)
                  for var_cls in VariableLibrary.variables.values()
                  if issubclass(var_cls, SelfExplainVariable)
              ]
          }
          return Response({"result": True, "message": "success", "data": data})
  