Refactor TimeBasedDrop constraints to ensure required_minutes_watched is non-negative

twitch/migrations/0011_remove_timebaseddrop_drop_positive_minutes_and_more.py

@@ -0,0 +1,21 @@
+# Generated by Django 5.2.5 on 2025-09-04 23:03
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('twitch', '0010_alter_dropbenefit_id_alter_game_id_and_more'),
+    ]
+
+    operations = [
+        migrations.RemoveConstraint(
+            model_name='timebaseddrop',
+            name='drop_positive_minutes',
+        ),
+        migrations.AddConstraint(
+            model_name='timebaseddrop',
+            constraint=models.CheckConstraint(condition=models.Q(('required_minutes_watched__isnull', True), ('required_minutes_watched__gte', 0), _connector='OR'), name='drop_positive_minutes'),
+        ),
+    ]

twitch/models.py

@@ -424,9 +424,9 @@ class TimeBasedDrop(models.Model):
                 condition=models.Q(start_at__isnull=True) | models.Q(end_at__isnull=True) | models.Q(end_at__gt=models.F("start_at")),
                 name="drop_valid_date_range",
             ),
-            # Ensure required_minutes_watched is positive when set
+            # Ensure required_minutes_watched is non-negative when set
             models.CheckConstraint(
-                condition=models.Q(required_minutes_watched__isnull=True) | models.Q(required_minutes_watched__gt=0), name="drop_positive_minutes"
+                condition=models.Q(required_minutes_watched__isnull=True) | models.Q(required_minutes_watched__gte=0), name="drop_positive_minutes"
             ),
         ]
         indexes: ClassVar[list] = [