from django.db import models
from django_core.models.base import AbstractBaseModel
from django.utils.translation import gettext_lazy as _
from django.contrib.auth import get_user_model
from django.core.validators import MinValueValidator, MaxValueValidator


class FeedbackModel(AbstractBaseModel):
    star = models.IntegerField(
        _("Rating"),
        default=5,
        validators=[MinValueValidator(1), MaxValueValidator(5)]
    )
    user = models.ForeignKey(
        get_user_model(),
        on_delete=models.CASCADE,
        verbose_name=_("User"),
        related_name="feedbacks"
    )
    ad = models.ForeignKey(
        "api.AdModel",
        on_delete=models.CASCADE,
        verbose_name=_("Ad"),
        related_name="feedbacks"
    )
    comment = models.TextField(_("Comment"), max_length=1000)

    def __str__(self):
        return f"{self.user.username} - {self.ad.name} ({self.star}★)"

    class Meta:
        db_table = "feedback"
        verbose_name = _("Feedback")
        verbose_name_plural = _("Feedbacks")
        ordering = ["-created_at"]
        unique_together = [["user", "ad"]]
        indexes = [
            models.Index(fields=["ad", "-created_at"]),
            models.Index(fields=["user"]),
        ]


class FeedbackImageModel(AbstractBaseModel):
    feedback = models.ForeignKey(
        FeedbackModel,
        on_delete=models.CASCADE,
        verbose_name=_("Feedback"),
        related_name="images"
    )
    image = models.ImageField(_("Image"), upload_to="feedbacks/")

    def __str__(self):
        return f"Image for {self.feedback}"

    class Meta:
        db_table = "feedback_images"
        verbose_name = _("Feedback Image")
        verbose_name_plural = _("Feedback Images")