from django.shortcuts import render
from django.http import HttpResponse, JsonResponse
from django.contrib.auth import get_user_model, authenticate, login
from django.views.decorators.csrf import csrf_exempt
from django_token.models import Token
import datetime

from polls.models import Notice, VerifyCode
from polls.utils import generate_code, sent_sms_code
from dashboard.models import Organization, Userprofile


def index(request):
    username = request.GET.get('username')
    password = request.GET.get('password')
    print(username, password)
    return JsonResponse({'status': 'error', 'message': '用户名或密码错误'})


def status_500(request):
    return HttpResponse(status=500)


def status_401(request):
    return HttpResponse(status=401)


@csrf_exempt
def polls_login(request):
    if request.method == 'POST':
        phone = request.POST.get('phone')
        password = request.POST.get('password')
        UserModel = get_user_model()
        user = UserModel.objects.filter(username=phone).first()
        if not user:
            return JsonResponse({'status': 'error', 'message': '账号不存在，请联系管理员'})
        profile = user.userprofile_set.first()
        if not profile or profile.status == 0:
            return JsonResponse({'status': 'error', 'message': '用户尚未激话'})

        u = authenticate(request, username=phone, password=password)
        if u is not None:
            login(request, u)
            token, created = Token.objects.get_or_create(user=u)
            result = dict()
            profile = u.userprofile_set.first()
            result['phone'] = u.username
            result['token'] = token.key
            if profile:
                result['name'] = profile.name
                result['department'] = profile.department
                result['post'] = profile.post
                result['thumbnail'] = request.build_absolute_uri(
                    profile.image.url) if profile.image else None
                result['organization'] = profile.organization.name
            return JsonResponse({'status': 'success', 'message': result})
        else:
            return JsonResponse({'status': 'error', 'message': '用户名或密码错误'})
    else:
        return HttpResponse(status=405)


@csrf_exempt
def send_code(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    phone = request.POST.get('phone')
    category = request.POST.get('category', 0)
    if not phone:
        return JsonResponse({'status': 'error', 'message': '手机号不正确'})
    UserModel = get_user_model()
    is_exists = UserModel.objects.filter(username=phone).exists()
    if not is_exists:
        return JsonResponse({'status': 'error', 'message': '账号不存在，请联系管理员'})

    exist_code = VerifyCode.objects.filter(
        phone=phone, category=category).first()
    if exist_code and exist_code.is_in_progress():
        return JsonResponse({'status': 'error', 'message': '验证码使用中'})

    code = generate_code()
    now = datetime.datetime.now()
    after_1min = now + datetime.timedelta(minutes=1)
    response = sent_sms_code(phone, code)
    result = response.decode('utf8')
    print(phone, result)
    if "OK" in result:
        VerifyCode.objects.create(
            code=code, phone=phone, category=category, timeouted=after_1min)
        return JsonResponse({'status': 'success'})
    return JsonResponse({'status': 'error', 'message': '验证码发送失败'})


@csrf_exempt
def register_step_one(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    phone = request.POST.get('phone')
    code = request.POST.get('code')
    category = request.POST.get('category', 0)
    if not phone:
        return JsonResponse({'status': 'error', 'message': '手机号不正确'})

    UserModel = get_user_model()
    is_exists = UserModel.objects.filter(username=phone).exists()
    if not is_exists:
        return JsonResponse({'status': 'error', 'message': '账号不存在，请联系管理员'})

    verify_code = VerifyCode.objects.filter(
        phone=phone, code=code, category=category).first()
    if verify_code and verify_code.is_in_progress():
        profile = Userprofile.objects.filter(user__username=phone).first()
        return JsonResponse({'status': 'success', 'message': {'id': profile.user_id, 'phone': phone, 'name': profile.name, 'organization': profile.organization.name}})
    else:
        return JsonResponse({'status': 'error', 'message': '验证码超时，请重发'})


@csrf_exempt
def register_step_two(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    phone = request.POST.get('phone')
    if not phone:
        return JsonResponse({'status': 'error', 'message': '账号不正确'})
    department = request.POST.get('department')
    if not department:
        return JsonResponse({'status': 'error', 'message': '处（科）室不能为空'})
    password = request.POST.get('password')
    if not password:
        return JsonResponse({'status': 'error', 'message': '密码不能为空'})
    if len(password) < 6:
        return JsonResponse({'status': 'error', 'message': '密码长度至少6位'})
    post = request.POST.get('post')
    if not post:
        return JsonResponse({'status': 'error', 'message': '职务不能为空'})

    profile = Userprofile.objects.filter(user__username=phone).first()
    if not profile:
        return JsonResponse({'status': 'error', 'message': '账号不存在'})
    profile.department = department
    profile.post = post
    profile.status = 1
    profile.save()
    UserModel = get_user_model()
    user = UserModel.objects.get(username=phone)
    user.set_password(password)
    user.save()
    return JsonResponse({'status': 'success', 'message': '激活成功'})


@csrf_exempt
def password_recover_step_one(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    phone = request.POST.get('phone')
    if not phone:
        return JsonResponse({'status': 'error', 'message': '手机号不正确'})
    code = request.POST.get('code')
    print(code)
    if not code:
        return JsonResponse({'status': 'error', 'message': '验证码不正确'})
    verify_code = VerifyCode.objects.filter(
        phone=phone, code=code, category=1).first()
    if verify_code and verify_code.is_in_progress():
        return JsonResponse({'status': 'success', 'message': {phone: phone}})
    else:
        return JsonResponse({'status': 'error', 'message': '验证码超时，请重发'})


@csrf_exempt
def password_recover_step_two(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    phone = request.POST.get('phone')
    if not phone:
        return JsonResponse({'status': 'error', 'message': '手机号不正确'})
    password = request.POST.get('password')
    if not password:
        return JsonResponse({'status': 'error', 'message': '密码不能为空'})
    password_confirm = request.POST.get('password_confirm')
    if not password_confirm:
        return JsonResponse({'status': 'error', 'message': '密码确认不正确'})
    if password != password_confirm:
        return JsonResponse({'status': 'error', 'message': '两次密码输入不一致'})
    print(phone, password, password_confirm)
    UserModel = get_user_model()
    user = UserModel.objects.filter(username=phone).first()
    if not user:
        return JsonResponse({'status': 'error', 'message': '用户名不存在'})
    user.set_password(password)
    user.save()
    return JsonResponse({'status': 'success', 'message': '密码修改成功'})


@csrf_exempt
def reset_password(request):
    if request.method == 'GET':
        return HttpResponse(status=405)
    password = request.POST.get('password')
    if not password:
        return JsonResponse({'status': 'error', 'message': '原密码不能为空'})
    new_password = request.POST.get('newPassword')
    if not new_password:
        return JsonResponse({'status': 'error', 'message': '密码不能为空'})
    if len(new_password) < 6:
        return JsonResponse({'status': 'error', 'message': '密码长度不能少于6位'})
    user_id = request.user.id
    UserModel = get_user_model()
    user = UserModel.objects.get(id=user_id)
    if not user.check_password(password):
        return JsonResponse({'status': 'error', 'message': '原密码不正确'})
    user.set_password(new_password)
    user.save()
    return JsonResponse({'status': 'success', 'message': '密码修改成功'})