bigdataAPI/utils/rendererresponse.py

'''
自定义返回处理
'''

# 导入控制返回的JSON格式的类
from rest_framework.renderers import JSONRenderer


class CustomRender(JSONRenderer):
    # 重构render方法
    def render(self, data, accepted_media_type=None, renderer_context=None):
        # print(data)
        # print(renderer_context["response"])
        # print(renderer_context["response"].status_code)
        # print(renderer_context["response"].accepted_media_type)
        if renderer_context:
            # 优化处理指定返回code的数据
            if isinstance(data, dict) and renderer_context["response"].status_code == 200 and data.get("mtg_name"):
                ret = {
                    'code': "000000",
                    'msg': "success",
                    'data': data,
                }
                return super().render(ret, accepted_media_type, renderer_context)
            if isinstance(data, dict):
                msg = data.pop('msg', 'success')
                code = data.pop('code', renderer_context["response"].status_code)
                payload = data.pop('data', data)
            else:
                msg = "success"
                code = renderer_context["response"].status_code
                payload = data
            renderer_context["response"].status_code = 200
            ret = {
                'code': code,
                'msg': msg,
                'data': payload,
            }
            # 返回JSON数据
            return super().render(ret, accepted_media_type, renderer_context)
        else:
            return super().render(data, accepted_media_type, renderer_context)