# Generated by Django 5.2.17 on 2026-08-10 11:37

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


class Migration(migrations.Migration):

    initial = True

    dependencies = [
    ]

    operations = [
        migrations.CreateModel(
            name='Conversation',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('user_id', models.IntegerField(db_index=True)),
                ('lesson_id', models.IntegerField(blank=True, null=True)),
                ('chapter_id', models.IntegerField(blank=True, null=True)),
                ('grade_id', models.IntegerField(blank=True, null=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
            ],
        ),
        migrations.CreateModel(
            name='Message',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('role', models.CharField(choices=[('user', 'کاربر'), ('assistant', 'دستیار')], max_length=10)),
                ('text', models.TextField()),
                ('question_id', models.IntegerField(blank=True, null=True)),
                ('created_at', models.DateTimeField(auto_now_add=True)),
                ('conversation', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='messages', to='ai_tutor.conversation')),
            ],
            options={
                'ordering': ['created_at'],
            },
        ),
        migrations.CreateModel(
            name='MessageFeedback',
            fields=[
                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('is_helpful', models.BooleanField()),
                ('message', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, related_name='feedback', to='ai_tutor.message')),
            ],
        ),
    ]