import json
import copy
from django.utils import timezone
from django.shortcuts import render
from user.models import User as User_models
from order.models import Order as Order_models
# Create your views here.
from django.http import HttpResponse
from django.views.decorators.http import require_http_methods
from django.views.decorators.csrf import csrf_exempt
from django.core import serializers  # 序列化 QuerySet
from admin_site.utils import setError, setSuccess, userPersonToDictionary


# from rest_framework.views import APIView
# from rest_framework.response import Response

def index(request):
    return HttpResponse("Hello, user index")


@csrf_exempt
@require_http_methods(["POST", "GET"])
def info(request):
    if len(request.body) == 0:
        return HttpResponse(setError("请传入数据！"))
    body = json.loads(request.body)
    if body.get('id') == None:
        return HttpResponse(setError("该用户不存在！"))
    user_info = userPersonToDictionary(User_models.objects.get(id=body.get('id')))
    print(user_info)
    return HttpResponse(setSuccess(data=user_info))

""" 用户登陆 """
@csrf_exempt
@require_http_methods(["POST"])
def login(request):
    body = json.loads(request.body)
    if body.get('email') == None:
        return HttpResponse(setError("该用户不存在！"))
    if body.get('password') == None:
        return HttpResponse(setError("该用户不存在！"))
    user_info = userPersonToDictionary(User_models.objects.get(email=body.get('email'), password=body.get('password')))
    print(user_info)
    return HttpResponse(setSuccess(data=user_info))


@csrf_exempt
@require_http_methods(["POST"])
def add(request):
    body = json.loads(request.body)
    # 如果是司机的话，需要填写车牌号
    # print(22, body['type'])
    if body['type'] == 'FL002' and body['car'] == '':
        return HttpResponse(setError("车牌号不存在"))
    isAdd = User_models.objects.all().filter(mobile=body['mobile'])
    if len(isAdd) > 0:
        return HttpResponse(setError("该用户手机号已存在，添加失败"))
    user_add = User_models(name=body['name'], nickname=body['nickname'], address=body['address'], email=body['email'],
                           password=body['password'], mobile=body['mobile'], type=body['type'], sex=body['sex'],
                           car=body['car'])
    user_add.save()
    return HttpResponse(setSuccess(msg='添加成功', data=userPersonToDictionary(user_add)))


@csrf_exempt
@require_http_methods(["POST"])
def update(request):
    body = copy.deepcopy(json.loads(request.body))
    if body.get('id') == None or body['id'] == '':
        return HttpResponse(setError("用户不存在"))
    # type
    print(body.get('type'))
    field_list = ['address', 'password', 'nickname', 'mobile']
    params = {}
    # 用户信息更新
    if (body.get('type') == 'Fl001'):
        # 如果字段中存在未完成订单，不允许修改地址，联系方式
        if body.get('address') != None or body.get('mobile') != None:
            # 查询数据库中是否存在未完成订单
            user_order = Order_models.objects.filter(user_id=body['id'], status__lte=2)
            if len(user_order) > 0:
                return HttpResponse(setError("存在未完成订单，无法修改！"))
        for key in field_list:
            if params.get(key) == None and body.get(key) != None:
                params.setdefault(key, body.get(key))
            # elif body.get(key) != None and params.get(key) != None:
            #     setattr(params, key, body.get(key))

    # 司机信息或者是回收站更新
    if body.get('type') == 'Fl002' or body.get('type') == 'Fl003':
        for key in field_list:
            # if body.get(key) != None and key != 'address':
            #     setattr(params, key, body.get(key))
            if params.get(key) == None and body.get(key) != None and key != 'address':
                params.setdefault(key, body.get(key))
    User_models.objects.filter(id=body['id']).update(**params)
    return HttpResponse(setSuccess(msg='更新成功'))