# Generated by Django 5.0.7 on 2026-09-05 06:43

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


class Migration(migrations.Migration):

    dependencies = [
        ("shop_management", "0096_journalentry_journalentryline_and_more"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="OperationalAlert",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True,
                        primary_key=True,
                        serialize=False,
                        verbose_name="ID",
                    ),
                ),
                (
                    "alert_type",
                    models.CharField(
                        choices=[
                            ("LOW_STOCK", "Low stock"),
                            ("NEAR_EXPIRY", "Near expiry"),
                            ("EXPIRED_STOCK", "Expired stock"),
                            ("CUSTOMER_DUE", "Customer due"),
                            ("SUPPLIER_DUE", "Supplier due"),
                        ],
                        db_index=True,
                        max_length=30,
                    ),
                ),
                (
                    "severity",
                    models.CharField(
                        choices=[
                            ("INFO", "Information"),
                            ("WARNING", "Warning"),
                            ("CRITICAL", "Critical"),
                        ],
                        default="WARNING",
                        max_length=10,
                    ),
                ),
                ("title", models.CharField(max_length=255)),
                ("message", models.TextField()),
                ("target_model", models.CharField(max_length=100)),
                ("target_object_id", models.CharField(max_length=100)),
                ("target_path", models.CharField(blank=True, max_length=255)),
                ("fingerprint", models.CharField(max_length=255, unique=True)),
                ("extra", models.JSONField(blank=True, default=dict)),
                ("is_read", models.BooleanField(db_index=True, default=False)),
                ("is_active", models.BooleanField(db_index=True, default=True)),
                ("first_detected_at", models.DateTimeField(auto_now_add=True)),
                (
                    "last_detected_at",
                    models.DateTimeField(default=django.utils.timezone.now),
                ),
                ("resolved_at", models.DateTimeField(blank=True, null=True)),
                (
                    "recipient",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="operational_alerts",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "shop",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="operational_alerts",
                        to="shop_management.shop",
                    ),
                ),
            ],
            options={
                "ordering": ["is_read", "-last_detected_at", "-id"],
                "indexes": [
                    models.Index(
                        fields=["recipient", "shop", "is_active"],
                        name="shop_manage_recipie_52f22d_idx",
                    )
                ],
            },
        ),
    ]