import json
from django.shortcuts import HttpResponse
from django.middleware.csrf import get_token
from django.views.decorators.http import require_GET, require_POST
from apps.auth import models as auth_models


# Create your views here.
@require_GET
def gettoken(request):
    """
    获取token
    :param request:
    :return:
    """
    token = get_token(request)
    return HttpResponse(json.dumps({'token': token}), content_type="application/json,charset=utf-8")


@require_POST
def search_user(request):
    """
    查询用户名
    :param request:
    :return:
    """
    username = request.POST.get('username')
    user = auth_models.User.objects.filter(username=username)
    if user.exists():
        return HttpResponse("用户名已存在")
    else:
        return HttpResponse(True)


@require_POST
def adduser(request):
    """
    用户注册
    :param request: POST提交注册信息
    :return: 注册结果

    先查询数据库中用户名username是否存在，如果存在则提示用户更改用户名，若不存在则进行存储
    """
    return HttpResponse("添加用户成功")