chore: use indexes instead of index_together in models

index_together is deprecated and will be removed in django future

dalec/models.py

@@ -110,4 +110,4 @@ class Meta:
         ordering = ("-last_update_dt",)
         get_latest_by = "last_update_dt"
         abstract = True
-        index_together = (("app", "content_type", "channel", "channel_object"),)
+        indexes = [models.Index(fields=["app", "content_type", "channel", "channel_object"])]

dalec_prime/migrations/0001_squashed_0005_auto_20231017_1208.py

@@ -0,0 +1,172 @@
+# Generated by Django 4.2.5 on 2023-10-17 10:26
+
+import django.core.serializers.json
+from django.db import migrations, models
+import django.db.models.deletion
+
+try:
+    # Django imports
+    from django.db.models import JSONField  # type: ignore
+except ImportError:
+    from django_jsonfield_backport.models import JSONField  # type: ignore
+
+
+class Migration(migrations.Migration):
+    replaces = [
+        ("dalec_prime", "0001_initial"),
+        ("dalec_prime", "0002_auto_20211109_1546"),
+        ("dalec_prime", "0003_auto_20211109_1615"),
+        ("dalec_prime", "0004_alter_content_id_alter_fetchhistory_id"),
+        ("dalec_prime", "0005_auto_20231017_1208"),
+    ]
+
+    initial = True
+
+    dependencies = [
+        ("contenttypes", "0002_remove_content_type_name"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="FetchHistory",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
+                    ),
+                ),
+                (
+                    "last_fetch_dt",
+                    models.DateTimeField(auto_now=True, verbose_name="last fetch datetime"),
+                ),
+                ("app", models.CharField(max_length=50, verbose_name="dalec app")),
+                (
+                    "content_type",
+                    models.CharField(
+                        blank=True, max_length=50, null=True, verbose_name="content type"
+                    ),
+                ),
+                (
+                    "channel",
+                    models.CharField(blank=True, max_length=50, null=True, verbose_name="channel"),
+                ),
+                (
+                    "channel_object",
+                    models.CharField(
+                        blank=True, max_length=255, null=True, verbose_name="channel app object id"
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "Content fetch history line",
+                "verbose_name_plural": "Content fetch history lines",
+                "ordering": ("-last_fetch_dt",),
+                "get_latest_by": "last_fetch_dt",
+                "abstract": False,
+            },
+        ),
+        migrations.CreateModel(
+            name="Content",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True, primary_key=True, serialize=False, verbose_name="ID"
+                    ),
+                ),
+                (
+                    "last_update_dt",
+                    models.DateTimeField(
+                        db_index=True, verbose_name="last update datetime (on external source)"
+                    ),
+                ),
+                (
+                    "creation_dt",
+                    models.DateTimeField(
+                        db_index=True, verbose_name="created datetime (on external source)"
+                    ),
+                ),
+                ("app", models.CharField(max_length=50, verbose_name="dalec app")),
+                (
+                    "content_type",
+                    models.CharField(
+                        blank=True, max_length=50, null=True, verbose_name="content type"
+                    ),
+                ),
+                (
+                    "channel",
+                    models.CharField(blank=True, max_length=50, null=True, verbose_name="channel"),
+                ),
+                (
+                    "channel_object",
+                    models.CharField(
+                        blank=True, max_length=255, null=True, verbose_name="channel app object id"
+                    ),
+                ),
+                (
+                    "dj_channel_id",
+                    models.PositiveIntegerField(
+                        blank=True,
+                        help_text="The django's model's instance which is concerned.(eg. could be an instance of model `Project` for app=gitlab, content_type=issue, channel=project)",
+                        null=True,
+                        verbose_name="related object",
+                    ),
+                ),
+                (
+                    "dj_content_id",
+                    models.PositiveIntegerField(
+                        blank=True,
+                        help_text="The django's model's instance which is concerned (eg. could be an instance of model `Issue` for dalec-gitlab)",
+                        null=True,
+                        verbose_name="content",
+                    ),
+                ),
+                (
+                    "content_id",
+                    models.CharField(
+                        help_text="ID of the content inside the external app.",
+                        max_length=255,
+                        verbose_name="app's content id",
+                    ),
+                ),
+                (
+                    "content_data",
+                    JSONField(encoder=django.core.serializers.json.DjangoJSONEncoder),
+                ),
+                (
+                    "dj_channel_content_type",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="+",
+                        to="contenttypes.contenttype",
+                    ),
+                ),
+                (
+                    "dj_content_content_type",
+                    models.ForeignKey(
+                        blank=True,
+                        null=True,
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="+",
+                        to="contenttypes.contenttype",
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "Content",
+                "verbose_name_plural": "Contents",
+                "ordering": ("-last_update_dt",),
+                "get_latest_by": "last_update_dt",
+                "abstract": False,
+                "index_together": set(),
+                "indexes": [
+                    models.Index(
+                        fields=["app", "content_type", "channel", "channel_object"], name="content"
+                    )
+                ],
+            },
+        ),
+    ]

dalec_prime/migrations/0005_auto_20231017_1208 copy.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.2.21 on 2023-10-17 10:08
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("dalec_prime", "0004_alter_content_id_alter_fetchhistory_id"),
+    ]
+
+    operations = [
+        migrations.AlterIndexTogether(
+            name="content",
+            index_together=set(),
+        ),
+        migrations.AddIndex(
+            model_name="content",
+            index=models.Index(
+                fields=["app", "content_type", "channel", "channel_object"],
+                name="dalec_prime_app_636e7d_idx",
+            ),
+        ),
+    ]