add migration that overhauls report flow settings

src/c3nav/mapdata/migrations/0103_report_flow_overhaul.py

@@ -0,0 +1,55 @@
+# Generated by Django 5.0.1 on 2024-03-24 14:03
+
+import c3nav.mapdata.fields
+from django.db import migrations, models
+
+
+def forwards_func(apps, schema_editor):
+    LocationGroup = apps.get_model('mapdata', 'LocationGroup')
+    LocationGroup.objects.filter(can_report_missing_old=True).update(can_report_missing="single")
+
+
+def backwards_func(apps, schema_editor):
+    LocationGroup = apps.get_model('mapdata', 'LocationGroup')
+    LocationGroup.objects.exclude(can_report_missing__in=("single", "multiple")).update(can_report_missing_old=True)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mapdata', '0102_rename_bssid_rangingbeacon_wifi_bssid_and_more'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='locationgroup',
+            old_name='can_report_missing',
+            new_name='can_report_missing_old',
+        ),
+        migrations.AddField(
+            model_name='locationgroup',
+            name='description',
+            field=c3nav.mapdata.fields.I18nField(blank=True, fallback_any=True, help_text='to aid with selection in the report form', plural_name='descriptions', verbose_name='description'),
+        ),
+        migrations.AddField(
+            model_name='locationgroup',
+            name='can_report_missing',
+            field=models.CharField(choices=[('dont_offer', "don't offer"), ('reject', 'offer in first step, then reject'), ('single', 'offer in first step, exclusive choice'), ('multiple', 'offer if nothing in the first step matches, multiple choice')], default='dont_offer', max_length=16, verbose_name='report missing location'),
+        ),
+        migrations.AddField(
+            model_name='locationgroup',
+            name='report_help_text',
+            field=c3nav.mapdata.fields.I18nField(blank=True, fallback_any=True, help_text='to explain the report form or rejection', plural_name='report_help_texts', verbose_name='report help text'),
+        ),
+        migrations.RunPython(forwards_func, backwards_func),
+        migrations.RemoveField(
+            model_name='locationgroup',
+            name='can_report_missing_old',
+        ),
+        migrations.AlterField(
+            model_name='report',
+            name='created_groups',
+            field=models.ManyToManyField(blank=True, help_text='select all groups that apply, if any', related_name='+',
+                                         to='mapdata.locationgroup', verbose_name='location groups'),
+        ),
+    ]