"""G7 — IndicatorSilentAlert dedupe table for the silent-indicator beat."""
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", "0007_g3_logframe_finance_budget"),
        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
    ]

    operations = [
        migrations.CreateModel(
            name="IndicatorSilentAlert",
            fields=[
                (
                    "id",
                    models.BigAutoField(
                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
                    ),
                ),
                ("period_label", models.CharField(db_index=True, max_length=40)),
                ("fired_at", models.DateTimeField(auto_now_add=True)),
                (
                    "indicator",
                    models.ForeignKey(
                        on_delete=django.db.models.deletion.CASCADE,
                        related_name="silent_alerts",
                        to="mel_indicators.indicator",
                    ),
                ),
                (
                    "recipient",
                    models.ForeignKey(
                        blank=True,
                        help_text="User the alert was sent to; nulled if the user is later deleted.",
                        null=True,
                        on_delete=django.db.models.deletion.SET_NULL,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
            ],
            options={
                "ordering": ["-fired_at"],
            },
        ),
        migrations.AddConstraint(
            model_name="indicatorsilentalert",
            constraint=models.UniqueConstraint(
                fields=("indicator", "period_label"),
                name="uniq_indicator_silent_alert_period",
            ),
        ),
        migrations.CreateModel(
            name="HistoricalIndicatorSilentAlert",
            fields=[
                (
                    "id",
                    models.BigIntegerField(
                        auto_created=True, blank=True, db_index=True, verbose_name="ID"
                    ),
                ),
                ("period_label", models.CharField(db_index=True, max_length=40)),
                ("fired_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,
                    ),
                ),
                (
                    "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",
                    ),
                ),
                (
                    "recipient",
                    models.ForeignKey(
                        blank=True,
                        db_constraint=False,
                        help_text="User the alert was sent to; nulled if the user is later deleted.",
                        null=True,
                        on_delete=django.db.models.deletion.DO_NOTHING,
                        related_name="+",
                        to=settings.AUTH_USER_MODEL,
                    ),
                ),
            ],
            options={
                "verbose_name": "historical indicator silent alert",
                "verbose_name_plural": "historical indicator silent alerts",
                "ordering": ("-history_date", "-history_id"),
                "get_latest_by": ("history_date", "history_id"),
            },
            bases=(simple_history.models.HistoricalChanges, models.Model),
        ),
    ]