Show all Hot rankings at once with a toggle button

app/serializers/topic_list_item_serializer.rb

@@ -43,11 +43,7 @@ class TopicListItemSerializer < ListableTopicSerializer
   end
 
   def include_rank_details?
-    return false unless object.topic_list.present?
-    return false unless scope.user.present?
-    return false unless scope.user.admin?
-
-    object.topic_list.filter == :hot
+    object.topic_list.try(:has_rank_details?)
   end
 
   def posters

app/serializers/topic_list_serializer.rb

@@ -5,10 +5,19 @@ class TopicListSerializer < ApplicationSerializer
              :filter_summary,
              :draft,
              :draft_key,
-             :draft_sequence
+             :draft_sequence,
+             :can_view_rank_details
 
   has_many :topics, serializer: TopicListItemSerializer, embed: :objects
 
+  def can_view_rank_details
+    true
+  end
+
+  def include_can_view_rank_details?
+    object.has_rank_details?
+  end
+
   def can_create_topic
     scope.can_create?(Topic)
   end