uid = str(uuid.uuid4())  #当前网关和时间组成的随机字符串

from rest_framework.views import APIView

from rest_framework.response import Response

from luffy.models import *

import uuid

# 用户认证

class AuthView(APIView):

    def post(self,request,*args,**kwargs):

        """

        用户登录认证

        :param request:

        :param args:

        :param kwargs:

        :return:

        """

        ret = {'code':1000}

        # user = request.data['user']   #方法可用，但不建议用，没有值就会报错

        user = request.data.get('user')  #没有值会返回none

        pwd = request.data.get('pwd')

        user = UserInfo.objects.filter(user=user,pwd=pwd).first() #跟数据库用户做校验

        if not user:

            ret['code'] = 1001

            ret['error'] = '用户名或密码错误'

        else:   #登录成功

            uid = str(uuid.uuid4())  #当前网关和时间组成的随机字符串

            Token.objects.update_or_create(user=user,defaults={'token':uid}) #update_or_create 有就跟新，没有就创建

            ret['token'] = uid

        return Response(ret)