[back] fix: settings migration not properly applied

backend/core/migrations/0017_reset_setting_exclude_compared.py

@@ -0,0 +1,40 @@
+# Generated by Django 4.2.17 on 2024-12-19 16:06
+
+from django.db import migrations
+
+
+def copy_setting(user, from_key, to_key):
+    try:
+        value = user.settings["videos"][from_key]
+    except KeyError:
+        return False
+
+    user.settings["videos"][to_key] = value
+    return True
+
+
+def migrate_reset_exclude_compared(apps, schema_editor):
+    """
+    This migration fixes the previous 0016.
+    """
+    User = apps.get_model("core", "User")
+    for user in User.objects.iterator():
+        if "videos" not in user.settings:
+            continue
+
+        copy_setting(user, "recommendations__default_unsafe", "feed_foryou__unsafe")
+        user.settings["videos"].pop("feed_foryou__exclude_compared_entities", None)
+        user.save(update_fields=["settings"])
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("core", "0016_migrate_reco_settings"),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            code=migrate_reset_exclude_compared, reverse_code=migrations.RunPython.noop
+        ),
+    ]