commit missing migrations

src/c3nav/mapdata/migrations/0089_groundaltitude.py

@@ -0,0 +1,92 @@
+# Generated by Django 4.2.7 on 2023-12-11 13:11
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+def forwards_func(apps, schema_editor):
+    GroundAltitude = apps.get_model('mapdata', 'GroundAltitude')
+    AltitudeMarker = apps.get_model('mapdata', 'AltitudeMarker')
+    grouped = {}
+    for marker in AltitudeMarker.objects.select_related('space'):
+        grouped.setdefault(marker.id, []).append(marker)
+    for altitude, markers in grouped.items():
+        altitude = GroundAltitude.objects.create(
+            altitude=altitude,
+            name="(converted "+",".join(str(marker.id) for marker in markers)+") "+",".join(
+                str(space.title)
+                for space in set(m.space for m in markers)
+                if space.title
+            ),
+        )
+        altitude.altitudemarkers.set(markers)
+
+
+def backwards_func(apps, schema_editor):
+    AltitudeMarker = apps.get_model('mapdata', 'AltitudeMarker')
+    for marker in AltitudeMarker.objects.select_related('groundaltitude'):
+        marker.altitude = marker.groundaltitude.altitude
+        marker.save()
+
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("mapdata", "0088_remove_position_api_secret"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="GroundAltitude",
+            fields=[
+                (
+                    "id",
+                    models.AutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "name",
+                    models.CharField(max_length=70, unique=True, verbose_name="Name"),
+                ),
+                (
+                    "altitude",
+                    models.DecimalField(
+                        decimal_places=2, max_digits=6, verbose_name="altitude"
+                    ),
+                ),
+            ],
+            options={
+                "verbose_name": "Ground Altitude",
+                "verbose_name_plural": "Ground altitudes",
+                "default_related_name": "groundaltitudes",
+            },
+        ),
+        migrations.AddField(
+            model_name="altitudemarker",
+            name="groundaltitude",
+            field=models.ForeignKey(
+                null=True,
+                on_delete=django.db.models.deletion.CASCADE,
+                to="mapdata.groundaltitude",
+                verbose_name="altitude",
+            ),
+        ),
+        migrations.RunPython(forwards_func, backwards_func),
+        migrations.RemoveField(
+            model_name="altitudemarker",
+            name="altitude",
+        ),
+        migrations.AlterField(
+            model_name="altitudemarker",
+            name="groundaltitude",
+            field=models.ForeignKey(
+                on_delete=django.db.models.deletion.CASCADE,
+                to="mapdata.groundaltitude",
+                verbose_name="altitude",
+            ),
+        ),
+    ]