from django.contrib.auth.models import AbstractBaseUser, PermissionsMixin
from django.db import models
from django.utils import timezone
from django.core.validators import MinLengthValidator

from .managers import CustomUserManager


class User(AbstractBaseUser, PermissionsMixin):
    login = models.CharField(max_length=16, validators=[MinLengthValidator(4)], verbose_name="Логин", unique=True)
    is_staff = models.BooleanField(default=False, verbose_name="Администратор")
    registered = models.DateTimeField(default=timezone.now, editable=False, verbose_name="Время регистрации")

    last_password_change = models.DateTimeField(default=timezone.now, verbose_name="Последняя смена пароля")

    USERNAME_FIELD = "login"
    REQUIRED_FIELDS = []

    objects = CustomUserManager()

    def __str__(self):
        return self.login