Allow operation_names to be a list instead of a singular item

twitch/migrations/0007_rename_operation_name_to_operation_names.py

@@ -0,0 +1,59 @@
+# Generated by Django 6.0.1 on 2026-01-17 05:32
+from __future__ import annotations
+
+from django.db import migrations
+from django.db import models
+
+
+def migrate_operation_name_to_list(apps, schema_editor) -> None:  # noqa: ANN001, ARG001
+    """Convert operation_name string values to operation_names list."""
+    DropCampaign = apps.get_model("twitch", "DropCampaign")
+    for campaign in DropCampaign.objects.all():
+        if campaign.operation_name and campaign.operation_name.strip():
+            campaign.operation_names = [campaign.operation_name.strip()]
+            campaign.save(update_fields=["operation_names"])
+
+
+def reverse_operation_names_to_string(apps, schema_editor) -> None:  # noqa: ARG001, ANN001
+    """Convert operation_names list back to operation_name string (first item only)."""
+    DropCampaign = apps.get_model("twitch", "DropCampaign")
+    for campaign in DropCampaign.objects.all():
+        if campaign.operation_names:
+            campaign.operation_name = campaign.operation_names[0]
+            campaign.save(update_fields=["operation_name"])
+
+
+class Migration(migrations.Migration):
+    """Rename operation_name field to operation_names and convert to list."""
+
+    dependencies = [
+        ("twitch", "0006_add_chat_badges"),
+    ]
+
+    operations = [
+        migrations.RemoveIndex(
+            model_name="dropcampaign",
+            name="twitch_drop_operati_8cfeb5_idx",
+        ),
+        migrations.AddField(
+            model_name="dropcampaign",
+            name="operation_names",
+            field=models.JSONField(
+                blank=True,
+                default=list,
+                help_text="List of GraphQL operation names used to fetch this campaign data (e.g., ['ViewerDropsDashboard', 'Inventory']).",  # noqa: E501
+            ),
+        ),
+        migrations.RunPython(
+            migrate_operation_name_to_list,
+            reverse_operation_names_to_string,
+        ),
+        migrations.AddIndex(
+            model_name="dropcampaign",
+            index=models.Index(fields=["operation_names"], name="twitch_drop_operati_fe3bc8_idx"),
+        ),
+        migrations.RemoveField(
+            model_name="dropcampaign",
+            name="operation_name",
+        ),
+    ]