#!/usr/bin/env python3  
# -*- coding: utf-8 -*-  
"""
@Copyright (C) ansjer cop Video Technology Co.,Ltd.All rights reserved.
@AUTHOR: ASJRD018
@NAME: langer
@software: PyCharm
@DATE: 2019/6/3 17:29
@Version: python3.6
@MODIFY DECORD:ansjer dev
@file: User.py
@Contact: chanjunkai@163.com
"""
import json
from django.http import HttpResponse

from django.views.generic import TemplateView
from django.views.decorators.csrf import csrf_exempt
from django.utils.decorators import method_decorator
from object.ResponseObject import ResponseObject
from django.contrib.auth.hashers import make_password, check_password
from model.models import UserModel
import time
from object.TokenObject import TokenObject


# http://127.0.0.1:8000/user/register?username=admin&password=admin
class registerView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = json.loads(request.body.decode('utf-8'))
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        response = ResponseObject()
        username = request_dict.get('username', None)
        password = request_dict.get('password', None)
        if username and password:
            pwd = make_password(password)
            nowTime = int(time.time())
            create_dict = {
                'username': username,
                'password': make_password(password),
                'addTime': nowTime,
                'updTime': nowTime}
            try:
                UserModel.objects.create(**create_dict)
            except Exception as e:
                return response.json(0, repr(e))
            else:
                return response.json(0)
        else:
            return response.json(444)


# http://127.0.0.1:8000/user/login?username=admin&password=admin
class loginView(TemplateView):
    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = json.loads(request.body.decode('utf-8'))
        return self.validate(request_dict)

    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        request_dict = request.GET
        return self.validate(request_dict)

    def validate(self, request_dict):
        response = ResponseObject()
        username = request_dict.get('username', None)
        password = request_dict.get('password', None)
        if username and password:
            user_qs = UserModel.objects.filter(username=username)
            if check_password(password, user_qs[0].password):
                tko = TokenObject()
                res = tko.generate({'userID': user_qs[0].id})
                return response.json(0,res)
            else:
                return response.json(401)
        else:
            return response.json(444)