Re-add matches field

core/models.py

@@ -214,6 +214,15 @@ class NotificationRule(models.Model):
             raise ValueError(f"Invalid YAML: {e}")
         return parsed
 
+    @property
+    def matches(self):
+        """
+        Get the total number of matches for this rule.
+        """
+        if isinstance(self.match, dict):
+            truthy_values = [x for x in self.match.values() if x is not False]
+            return f"{len(truthy_values)}/{len(self.match)}"
+
     def get_notification_settings(self, check=True):
         """
         Get the notification settings for this rule.