from django.contrib.auth.models import AbstractBaseUser, BaseUserManager, PermissionsMixin
from django.db import models

from core.models import ContactMixin


## Пользователи

class Role(models.Model):
    name = models.CharField(max_length=100, verbose_name="Название роли")

    def __str__(self):
        return self.name

    class Meta:
        verbose_name = "Роль пользователя"
        verbose_name_plural = "Роли пользователей"


class AccountManager(BaseUserManager):
    def create_user(self, login, password=None, **extra_fields):
        if not login:
            raise ValueError("Login must be set")
        user = self.model(login=login, **extra_fields)
        user.set_password(password)
        user.save(using=self._db)
        return user

    def create_superuser(self, login, password=None, **extra_fields):
        extra_fields.setdefault("is_staff", True)
        extra_fields.setdefault("is_superuser", True)
        return self.create_user(login, password, **extra_fields)


class Account(ContactMixin, AbstractBaseUser, PermissionsMixin):
    login = models.CharField(max_length=150, unique=True, verbose_name="Логин")
    role = models.ForeignKey(
        Role, on_delete=models.SET_NULL, null=True, blank=True, verbose_name="Роль пользователя"
    )
    is_staff = models.BooleanField(default=False, verbose_name="Сотрудник")
    is_active = models.BooleanField(default=True, verbose_name="Активен")

    USERNAME_FIELD = "login"
    REQUIRED_FIELDS = []

    objects = AccountManager()

    def __str__(self):
        return super().__str__() or self.login

    class Meta:
        verbose_name = "Аккаунт"
        verbose_name_plural = "Аккаунты"