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


class User(AbstractUser):
    """Custom user model for Cloud Reader."""

    email = models.EmailField(unique=True)
    display_name = models.CharField(max_length=150, blank=True)
    avatar = models.ImageField(upload_to="avatars/", blank=True, null=True)
    is_verified = models.BooleanField(default=False)
    reading_preferences = models.JSONField(default=dict, blank=True)

    USERNAME_FIELD = "email"
    REQUIRED_FIELDS = ["username"]

    class Meta:
        db_table = "accounts_user"
        verbose_name = "User"
        verbose_name_plural = "Users"

    def __str__(self) -> str:
        return self.email

    @property
    def avatar_url(self) -> str | None:
        if self.avatar:
            return self.avatar.url
        return None