import json

from django import http

# def middleware(response):
#     def inner(request):
#         user_ok = '123'
#         password_ok = '123'
#         if request.method=='POST':
#             user = request.POST.get("user")
#             password = request.POST.get("password")
#             if user is None:
#                 try:
#                     user = json.loads(request.body.decode()).get("user")
#                 except Exception:
#                     return http.HttpResponseForbidden("请输入用户名")
#                 if user is None:
#                     return http.HttpResponseForbidden('请输入用户名')
#             if password is None:
#                 try:
#                     password = json.loads(request.body.decode()).get("password")
#                 except Exception:
#                     return http.HttpResponseForbidden("请输入密码")
#                 if password is None:
#                     return http.HttpResponseForbidden('请输入密码')
#             if user!=user_ok or password!=password_ok:
#                 return http.HttpResponseForbidden('账号密码不正确')
#             res = response(request)
#         else:
#             if len(request.body.decode())==0:
#                 return http.HttpResponseForbidden('请传入用户名和密码')
#             req_data = json.loads(request.body.decode())
#             user = req_data.get("user")  # 用户名
#             password = req_data.get("password")  # 密码
#             if user is None:
#                 return http.HttpResponseForbidden('请输入用户名')
#             if password is None:
#                 return http.HttpResponseForbidden('请输入密码')
#             if user!=user_ok or password!=password_ok:
#                 return http.HttpResponseForbidden('账号密码不正确')
#             # print(request.method)
#             res = response(request)
#         return res
#     return inner
from django.shortcuts import redirect


def middleware(response):
    def inner(request):
        # print(request.path_info)
        # print(request.session.get('username'))
        if request.path_info in['/login/' ,'/logininformation/']:
            # print(1111111)
            res = response(request)
            return res
        if request.session.get('username'):
            print(222222)
            res = response(request)
            return res
        if request.session.get('username') :
            print((333333333))
            res = response(request)
            return res
        else:
            # return redirect('/login')
            # print(request.method)
            res =  redirect('/login')
        return res
    return inner