from django.db import models
from django.contrib.auth.models import AbstractUser, BaseUserManager


class UserManager(BaseUserManager):

    def create_user(self, email, password=None, **extra_fields):
        if not email:
            raise ValueError('ایمیل الزامی است')

        email = self.normalize_email(email)
        user = self.model(email=email, **extra_fields)
        user.set_password(password)
        user.save(using=self._db)
        return user

    def create_superuser(self, email, password=None, **extra_fields):
        extra_fields.setdefault('is_staff', True)
        extra_fields.setdefault('is_superuser', True)
        extra_fields.setdefault('is_active', True)

        if extra_fields.get('is_staff') is not True:
            raise ValueError('Superuser باید is_staff=True باشد')

        if extra_fields.get('is_superuser') is not True:
            raise ValueError('Superuser باید is_superuser=True باشد')

        return self.create_user(email, password, **extra_fields)


class User(AbstractUser):

    username = None
    email = models.EmailField(unique=True)

    phone_number = models.CharField(max_length=15, blank=True, null=True)
    avatar = models.ImageField(upload_to='avatars/', blank=True, null=True)
    email_active_code = models.CharField(max_length=100, blank=True, null=True)
    about_user = models.TextField(blank=True, null=True)
    address = models.TextField(blank=True, null=True)

    USERNAME_FIELD = 'email'
    REQUIRED_FIELDS = []

    objects = UserManager()

    def __str__(self):
        return self.email