from django.contrib.auth.models import AbstractBaseUser, BaseUserManager, Group

from django.db import models

class Email(models.Model):

    email = models.EmailField(verbose_name="email address", max_length=255, unique=True)

class CustomUserWithFKManager(BaseUserManager):

    def create_superuser(self, username, email, group, password):

        user = self.model(username_id=username, email_id=email, group_id=group)

        user.set_password(password)

        user.save(using=self._db)

        return user

class CustomUserWithFK(AbstractBaseUser):

    username = models.ForeignKey(Email, models.CASCADE, related_name="primary")

    email = models.ForeignKey(

        Email, models.CASCADE, to_field="email", related_name="secondary"

    )

    group = models.ForeignKey(Group, models.CASCADE)

    custom_objects = CustomUserWithFKManager()

    USERNAME_FIELD = "username"

    REQUIRED_FIELDS = ["email", "group"]