# Generated by Django 5.2.13 on 2026-05-14 12:47

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


class Migration(migrations.Migration):

    dependencies = [
        ("mel_indicators", "0008_g7_indicator_silent_alert"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="HistoricalValidationRule",
            fields=[
                (
                    "id",
                    models.BigIntegerField(
                        auto_created=True, blank=True, db_index=True, verbose_name="ID"
                    ),
                ),
                (
                    "rule_type",
                    models.CharField(
                        choices=[
                            ("range", "Range"),
                            ("regex", "Regex"),
                            ("comparison", "Comparison"),
                            ("custom_expression", "Custom expression"),
                        ],
                        max_length=24,
                    ),
                ),
                ("params", models.JSONField(blank=True, default=dict)),
                (
                    "message",
                    models.CharField(
                        blank=True,
                        help_text="Optional friendlier rejection message shown in the form error. Falls back to a default per rule_type when blank.",
                        max_length=255,
                    ),
                ),
                ("is_active", models.BooleanField(db_index=True, default=True)),
                ("created_at", models.DateTimeField(blank=True, editable=False)),
                ("updated_at", models.DateTimeField(blank=True, editable=False)),
                ("history_id", models.AutoField(primary_key=True, serialize=False)),
                ("history_date", models.DateTimeField(db_index=True)),
                ("history_change_reason", models.CharField(max_length=100, null=True)),
                (
                    "history_type",
                    models.CharField(
                        choices=[("+", "Created"), ("~", "Changed"), ("-", "Deleted")], max_length=1
                    ),
                ),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        db_constraint=False,
                        null=True,
                        on_delete=django.db.models.deletion.DO_NOTHING,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "history_user",
                    models.ForeignKey(
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "indicator",
                    models.ForeignKey(
                        blank=True,
                        db_constraint=False,
                        null=True,
                        on_delete=django.db.models.deletion.DO_NOTHING,
                        related_name="+",
                        to="mel_indicators.indicator",
                    ),
                ),
            ],
            options={
                "verbose_name": "historical validation rule",
                "verbose_name_plural": "historical validation rules",
                "ordering": ("-history_date", "-history_id"),
                "get_latest_by": ("history_date", "history_id"),
            },
            bases=(simple_history.models.HistoricalChanges, models.Model),
        ),
        migrations.CreateModel(
            name="ValidationRule",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                (
                    "rule_type",
                    models.CharField(
                        choices=[
                            ("range", "Range"),
                            ("regex", "Regex"),
                            ("comparison", "Comparison"),
                            ("custom_expression", "Custom expression"),
                        ],
                        max_length=24,
                    ),
                ),
                ("params", models.JSONField(blank=True, default=dict)),
                (
                    "message",
                    models.CharField(
                        blank=True,
                        help_text="Optional friendlier rejection message shown in the form error. Falls back to a default per rule_type when blank.",
                        max_length=255,
                    ),
                ),
                ("is_active", models.BooleanField(db_index=True, default=True)),
                ("created_at", models.DateTimeField(auto_now_add=True)),
                ("updated_at", models.DateTimeField(auto_now=True)),
                (
                    "created_by",
                    models.ForeignKey(
                        blank=True,
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
                (
                    "indicator",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="validation_rules",
                        to="mel_indicators.indicator",
                    ),
                ),
            ],
            options={
                "ordering": ["indicator_id", "pk"],
                "indexes": [
                    models.Index(
                        fields=["indicator", "is_active"], name="mel_indicat_indicat_30a893_idx"
                    )
                ],
            },
        ),
    ]