# Generated by Django 5.0 on 2025-12-15 15:42

import django.db.models.deletion
import notifications.models
from django.conf import settings
from django.db import migrations, models


class Migration(migrations.Migration):

    dependencies = [
        ('notifications', '0002_conversation_conversationparticipant_message_and_more'),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name='MessageAttachment',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('file', models.FileField(upload_to=notifications.models.upload_chat_attachment)),
                ('file_name', models.CharField(blank=True, max_length=255)),
                ('content_type', models.CharField(blank=True, max_length=100)),
                ('size', models.IntegerField(default=0)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
            ],
            options={
                'ordering': ['created_at'],
            },
        ),
        migrations.AddField(
            model_name='conversation',
            name='last_message_at',
            field=models.DateTimeField(blank=True, null=True),
        ),
        migrations.AddField(
            model_name='conversation',
            name='last_message_preview',
            field=models.CharField(blank=True, max_length=300),
        ),
        migrations.AddField(
            model_name='conversationparticipant',
            name='last_read_at',
            field=models.DateTimeField(blank=True, null=True),
        ),
        migrations.AddIndex(
            model_name='conversation',
            index=models.Index(fields=['last_message_at'], name='notificatio_last_me_478d25_idx'),
        ),
        migrations.AddField(
            model_name='messageattachment',
            name='message',
            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='attachments', to='notifications.message'),
        ),
        migrations.AddIndex(
            model_name='messageattachment',
            index=models.Index(fields=['message'], name='notificatio_message_05107c_idx'),
        ),
    ]