Create helper for active menus and show stats or results on poll subnav

app/helpers/polls_helper.rb

@@ -49,4 +49,19 @@ module PollsHelper
     question.answers.where(author: current_user).any? { |vote| current_user.current_sign_in_at > vote.updated_at }
   end
 
+  def show_stats_or_results?
+    @poll.expired? && (@poll.results_enabled? || @poll.stats_enabled?)
+  end
+
+  def results_menu?
+    controller_name == "polls" && action_name == "results"
+  end
+
+  def stats_menu?
+    controller_name == "polls" && action_name == "stats"
+  end
+
+  def info_menu?
+    controller_name == "polls" && action_name == "show"
+  end
 end

app/views/polls/_poll_subnav.html.erb

@@ -1,8 +1,9 @@
+<% if show_stats_or_results? %>
   <div class="row margin-top">
     <div class="small-12 column">
       <ul class="menu simple clear">
-          <% if controller_name == "polls" && action_name == "results" %>
         <% if @poll.results_enabled? %>
+          <% if results_menu? %>
             <li class="is-active">
               <h2><%= t("polls.show.results_menu") %></h2>
             </li>
@@ -11,8 +12,8 @@
           <% end %>
         <% end %>
 
-          <% if controller_name == "polls" && action_name == "stats" %>
         <% if @poll.stats_enabled? %>
+          <% if stats_menu? %>
             <li class="is-active">
               <h2><%= t("polls.show.stats_menu") %></h2>
             </li>
@@ -21,7 +22,7 @@
           <% end %>
         <% end %>
 
-        <% if controller_name == "polls" && action_name == "show" %>
+        <% if info_menu? %>
           <li class="is-active">
             <h2><%= t("polls.show.info_menu") %></h2>
           </li>