# 驗(yàn)證電話號(hào)碼是否有誤
import re
from django.core.exceptions import ValidationError

# 對(duì)手機(jī)格式進(jìn)行驗(yàn)證
class UnicodMobileValidator:
    def __call__(self, value):
        if not re.match(r"^1[3-9]\d{9}$", value):
             raise ValidationError("對(duì)不起,手機(jī)格式有誤!")

# 對(duì)郵箱格式進(jìn)行驗(yàn)證
class UnicodEmailValidator:
    def __call__(self, value):
        if not re.match(r"^[a-zA-Z0-9_.-]+@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.[a-zA-Z0-9]{2,6}$", value):
             raise ValidationError("對(duì)不起,郵箱格式有誤!")

from datetime import timezone

from django.contrib.auth.validators import UnicodeUsernameValidator
from django.db import models
from django.contrib.auth.models import AbstractBaseUser, PermissionsMixin, AbstractUser

from qianxingtong_main.utils.validator import UnicodMobileValidator, UnicodEmailValidator


class User(AbstractUser):
    username_validator = UnicodeUsernameValidator()

    username = models.CharField(
        ("username"),
        max_length=150,
        unique=True,
        help_text=(
            "Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only."
        ),
        validators=[username_validator],
        error_messages={
            "unique": ("該用戶名已經(jīng)存在"),
        },
    )

    email = models.EmailField(("email address"), unique=True, validators=[UnicodEmailValidator()],error_messages={"unique": ("郵箱已經(jīng)存在"),})
    mobile = models.CharField(max_length=15, unique=True, validators=[UnicodMobileValidator()],
                              error_messages={"unique": ("電話號(hào)碼已經(jīng)存在")}, verbose_name="手機(jī)號(hào)碼")

    class Meta:
        db_table = "drf_user"
        verbose_name = "用戶信息"
        verbose_name_plural = verbose_name

from django.contrib.auth.hashers import make_password
from rest_framework import serializers
from user.models import User
class UserSerializer(serializers.ModelSerializer):
    rpassword = serializers.CharField(required=True, write_only=True, help_text="確認(rèn)密碼")
    token = serializers.CharField(max_length=1024, read_only=True, help_text="token認(rèn)證字符串")
    class Meta:
        model = User
        fields = ["id", "username", "email", "mobile", "password", "token", "rpassword"]
        # write_only:只寫入數(shù)據(jù)庫(kù),
        extra_kwargs = {
            "mobile": {
                "write_only": True,
            },
            "email": {
                "write_only": True,
            },
            "id": {
                "read_only": True,
            },

        }

    def validate(self, attrs):
        """校驗(yàn)信息"""
        password = attrs.get("password")
        rpassword = attrs.get("rpassword")
        if password != rpassword:
            # 驗(yàn)證手機(jī)號(hào)碼是否已經(jīng)被注冊(cè)
            raise serializers.ValidationError("對(duì)不起,確認(rèn)密碼與密碼不一致!")
        return attrs

    def create(self, validated_data):
        """保存用戶信息"""
        mobile = validated_data.get("mobile")
        username = validated_data.get("username")
        email = validated_data.get("email")

        validated_data.pop("rpassword")  # 移除不需要的數(shù)據(jù)
        # 對(duì)密碼進(jìn)行加密
        raw_password = validated_data.get("password")
        hash_password = make_password(raw_password)
        # 調(diào)用序列化器提供的create方法
        user = User.objects.create(
            mobile=mobile,
            username=username,
            password=hash_password,
            email=email
        )
        return user

from rest_framework.generics import CreateAPIView
from user.models import User
from user.serializers import UserSerializer

# Create your views here.
class UserViewSets(CreateAPIView):
    queryset = User.objects.all()
    serializer_class = UserSerializer