# images/models.py
from django.db import models
from django.contrib.auth import get_user_model

User = get_user_model()


class Image(models.Model):
    image = models.ImageField(upload_to='images/')
    created_at = models.DateTimeField(auto_now_add=True)
    created_by = models.ForeignKey(User, on_delete=models.CASCADE, related_name='uploaded_images')

    class Meta:
        verbose_name = "Image"
        verbose_name_plural = "Images"
        ordering = ['-created_at']
        indexes = [
            models.Index(fields=['created_at']),
            models.Index(fields=['created_by_id', 'created_at']),
        ]

    def __str__(self):
        return f"Image by {self.created_by.username}"