Simplification

app/models/screenshot.rb

@@ -18,14 +18,8 @@ class Screenshot < ApplicationRecord
 
 
   # Calculate how many days ago this screenshot has been uploaded
-  def age_days
-    if self.created_at
-      seconds = Time.now - self.created_at
-    else
-      seconds = 0
-    end
-    days = (seconds/86400).to_i
-    days ? "#{days} days ago" : 'today'
+  def age
+    time_ago_in_words(self.created_at)
   end
 
   # Return caption for full-screen screenshots.