# Generated by Django 5.2.14 on 2026-06-04 15:27

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


class Migration(migrations.Migration):

    initial = True

    dependencies = [
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="Conversation",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True,
                        primary_key=True,
                        serialize=False,
                        verbose_name="ID",
                    ),
                ),
                ("title", models.CharField(blank=True, max_length=120)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                (
                    "user",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="review_conversations",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
            ],
            options={
                "ordering": ["-updated_at", "-id"],
            },
        ),
        migrations.CreateModel(
            name="Message",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True,
                        primary_key=True,
                        serialize=False,
                        verbose_name="ID",
                    ),
                ),
                (
                    "role",
                    models.CharField(
                        choices=[("user", "用户"), ("assistant", "助手")], max_length=20
                    ),
                ),
                ("content", models.TextField()),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                (
                    "conversation",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="messages",
                        to="review_agent.conversation",
                    ),
                ),
            ],
            options={
                "ordering": ["created_at", "id"],
            },
        ),
    ]