Move unread notifications query set to a property of the person object

aleksis/core/models.py

@@ -245,6 +245,16 @@ class Person(ExtensibleModel):
             )
         ]
 
+    @property
+    def unread_notifications(self) -> QuerySet:
+        """Get all unread notifications for this person."""
+        return self.notifications.filter(read=False)
+
+    @property
+    def unread_notifications_count(self) -> int:
+        """Return the count of unread notifications for this person."""
+        return self.unread_notifications.count()
+
     def save(self, *args, **kwargs):
         super().save(*args, **kwargs)
 

aleksis/core/util/core_helpers.py

@@ -408,4 +408,4 @@ def queryset_rules_filter(
 
 def unread_notifications_badge(request: HttpRequest) -> int:
     """Generate badge content with the number of unread notifications."""
-    return request.user.person.notifications.all().filter(read=False).count()
+    return request.user.person.unread_notifications_count