# -*- coding: utf-8 -*-
"""
@Time ： 2021/9/22 17:08
@Auth ： Locky
@File ：requestRecord.py
@IDE ：PyCharm
"""
import json
import time
from django.utils.deprecation import MiddlewareMixin

from Model.models import RequestRecordModel


class RequestRecordMiddleware(MiddlewareMixin):
    def process_request(self, request):
        request.start_time = time.time()

    def process_response(self, request, response):
        execute_time = time.time() - request.start_time
        method = request.method
        url = request.path

        # 获取请求参数并转为字符串
        if method == 'GET':
            parameter = json.dumps(request.GET.dict())
        elif method == 'POST':
            parameter = json.dumps(request.POST.dict())
        else:
            parameter = ''

        if response.status_code == 500:     # 处理没有捕获异常的情况
            request_record_data = {
                'method': method,
                'url': url,
                'parameter': parameter,
                'execute_time': execute_time,
                'status_code': 500,
                'reason_phrase': response.reason_phrase,
            }
            RequestRecordModel.objects.create(**request_record_data)
        else:     # 处理捕获异常的情况
            print('content: ', response.content)
            content = eval(str(response.content, 'utf-8'))   # bytes 转为 dict
            if content['result_code'] == 500:
                print(content['result'])
                request_record_data = {
                    'method': method,
                    'url': url,
                    'parameter': parameter,
                    'execute_time': execute_time,
                    'status_code': 500,
                    'reason_phrase': content['result'],
                }
                RequestRecordModel.objects.create(**request_record_data)
        return response