model+controller.diff

@@ Model @@
-class Event
-  def visitor
-    User.last
-  end
-
-  def action
-    "liked"
-  end
-
-  def recipe
-    Recipe.last
-  end
+class Event < ApplicationRecord
+  belongs_to :visitor, class_name: "User"
+  belongs_to :recipe
+  enum action: %i(liked)

   def featured_visitor_recipe
     visitor.recipes.last
     
@@ Controller @@
 class EventsController < ApplicationController
   def index
-    @events = [Event.new]
+    @events = Event.all
   end
 end