# Generated by Codex on 2026-07-06

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


class Migration(migrations.Migration):

    dependencies = [
        ("contenttypes", "0002_remove_content_type_name"),
        ("tasks", "0001_initial"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="TaskLinkedObject",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True,
                        primary_key=True,
                        serialize=False,
                        verbose_name="ID",
                    ),
                ),
                (
                    "kind",
                    models.CharField(
                        choices=[("message", "Сообщение")],
                        max_length=32,
                        verbose_name="Тип связи",
                    ),
                ),
                ("object_id", models.PositiveBigIntegerField(verbose_name="ID объекта")),
                (
                    "created_at",
                    models.DateTimeField(
                        auto_now_add=True,
                        verbose_name="Создано",
                    ),
                ),
                (
                    "metadata",
                    models.JSONField(
                        blank=True,
                        default=dict,
                        verbose_name="Метаданные",
                    ),
                ),
                (
                    "content_type",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        to="contenttypes.contenttype",
                        verbose_name="Тип объекта",
                    ),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.PROTECT,
                        related_name="created_task_links",
                        to=settings.AUTH_USER_MODEL,
                        verbose_name="Связал",
                    ),
                ),
                (
                    "task",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="linked_objects",
                        to="tasks.task",
                        verbose_name="Задача",
                    ),
                ),
            ],
            options={
                "verbose_name": "Связанный объект задачи",
                "verbose_name_plural": "Связанные объекты задач",
                "ordering": ["-created_at", "-id"],
            },
        ),
        migrations.AddConstraint(
            model_name="tasklinkedobject",
            constraint=models.UniqueConstraint(
                fields=("task", "content_type", "object_id"),
                name="uniq_task_linked_object",
            ),
        ),
        migrations.AddIndex(
            model_name="tasklinkedobject",
            index=models.Index(
                fields=["task", "kind"],
                name="tasks_taskl_task_id_21eadf_idx",
            ),
        ),
        migrations.AddIndex(
            model_name="tasklinkedobject",
            index=models.Index(
                fields=["content_type", "object_id"],
                name="tasks_taskl_content_362991_idx",
            ),
        ),
    ]