mostrar notificaciones a los usuarios cuando alguien comenta en su

debate o responde a su comentario

app/controllers/application_controller.rb

@@ -116,4 +116,14 @@ class ApplicationController < ActionController::Base
         add_notifications_for activity
       end
     end
+
+    def add_notifications_for(activity)
+      case activity.action
+      when "debate_comment"
+        author = activity.trackable.debate.author
+      when "comment_reply"
+        author = activity.trackable.parent.author
+      end
+      author.notifications.create!(activity: activity) unless activity.made_by? author
+    end
 end