fix queue

apps/tickets/migrations/0016_scope_legacy_public_tickets_to_units.py

@@ -0,0 +1,32 @@
+from django.db import migrations
+from django.db.models import F
+
+
+def scope_legacy_tickets(apps, schema_editor):
+    Ticket = apps.get_model("tickets", "Ticket")
+
+    repaired = []
+    for ticket in Ticket.objects.filter(
+        owning_unit__isnull=True,
+        category__unit__isnull=False,
+    ).select_related("category"):
+        ticket.owning_unit_id = ticket.category.unit_id
+        repaired.append(ticket)
+    if repaired:
+        Ticket.objects.bulk_update(repaired, ["owning_unit"])
+
+    Ticket.objects.filter(
+        assigned_unit__isnull=True,
+        owning_unit__isnull=False,
+    ).update(assigned_unit_id=F("owning_unit_id"))
+
+    if Ticket.objects.filter(owning_unit__isnull=True).exists():
+        raise RuntimeError(
+            "Cannot create unit-scoped queues: some tickets and their categories "
+            "have no organizational unit."
+        )
+
+
+class Migration(migrations.Migration):
+    dependencies = [("tickets", "0015_seed_customer_category_catalog")]
+    operations = [migrations.RunPython(scope_legacy_tickets, migrations.RunPython.noop)]