from django.db import models
from object.models import Scene3D
import logging

logger = logging.getLogger("root")


def group_based_upload_to(instance, filename):
    logger.info(instance)
    return "files/image/{}/{}/{}".format(
        type(instance).__name__.lower(), instance.id, filename
    )


class Image(models.Model):
    file = models.ImageField(upload_to=group_based_upload_to)
    alt = models.CharField(max_length=255)
    title = models.CharField(max_length=255)

    def __str__(self):
        return self.title


class Item(models.Model):
    name = models.CharField()
    slug = models.SlugField(unique=True)
    images = models.ManyToManyField(Image)
    scene_3d = models.ForeignKey(Scene3D, on_delete=models.RESTRICT)
    is_front = models.BooleanField(unique=True)

    def __str__(self):
        return f"{self.id} {self.name} {'Главная' if self.is_front else ''}"