Fix view model

app/models/view.rb

@@ -6,12 +6,12 @@ class View < ActiveRecord::Base
 
   before_create :current_time_greater_than_last
 
-  scope :created_last, ->(user) { where(user: user).order('created_at DESC').limit(1).first }
+  scope :created_last, ->(user) { where(user: user).order('created_at DESC').limit(1) }
 
   private
 
   def current_time_greater_than_last
-    last_view = viewable.views.created_last(user)
+    last_view = viewable.views.created_last(user).first
 
     unless last_view.blank?
       return false if Time.now < (last_view.created_at + 1.days)