class CategoryDetailedSerializer < CategorySerializer attributes :topic_count, :topics_week, :topics_month, :topics_year has_many :featured_users, serializer: BasicUserSerializer has_many :featured_topics, serializer: CategoryTopicSerializer, embed: :objects, key: :topics def topics_week object.topics_week || 0 end def topics_month object.topics_month || 0 end def topics_year object.topics_year || 0 end end