# Generated by Django 4.2.7 on 2026-06-23 14:12

from django.db import migrations, models
import django.db.models.deletion


class Migration(migrations.Migration):

    dependencies = [
        ('api', '0001_initial'),
    ]

    operations = [
        migrations.CreateModel(
            name='CompositionImage',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('image', models.ImageField(upload_to='compositions/', verbose_name='تصویر')),
                ('is_main', models.BooleanField(default=False, verbose_name='تصویر اصلی')),
                ('created_at', models.DateTimeField(auto_now_add=True, verbose_name='تاریخ ایجاد')),
                ('composition', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='images', to='api.composition', verbose_name='ترکیب')),
            ],
            options={
                'verbose_name': 'تصویر ترکیب',
                'verbose_name_plural': 'تصاویر ترکیب',
                'ordering': ['-is_main', '-created_at'],
            },
        ),
        migrations.AddConstraint(
            model_name='compositionimage',
            constraint=models.UniqueConstraint(condition=models.Q(('is_main', True)), fields=('composition',), name='unique_main_image_per_composition'),
        ),
    ]