object false

child @features, object_root: false, root: 'features' do
  attributes :id, :feature_type_id, :price, :price_type_id, :subtitle, :discount_percentage,
             :total_cost, :order_discount
  node :title do |feature|
    if feature.feature_type.multiple_variants?
      "#{feature.feature_type.title} #{feature.title}"
    else
      feature.title
    end
  end

  node :code do |feature|
    feature.feature_type.code
  end

  node :tip do |feature|
    feature.subtitle
  end
end