jam-cloud/web/app/views/api_jam_tracks/show.rabl

object @jam_track

attributes :id, :name, :description, :recording_type, :original_artist, :songwriter, :publisher, :sales_region, :price, :version, :duration, :year, :plan_code, :allow_free, :download_price, :upgrade_price,:slug, :original_artist_slug, :name_slug

node :genres do |item|
  item.genres.select(:description).map(&:description)
end

node :added_cart do |item|
  any_user.shopping_carts.where(cart_id: item.id).count != 0
end

node :can_download do |item|
  !!item.right_for_user(current_user, ShoppingCart::JAMTRACK_FULL)
end

node :purchased do |item|
  !!item.right_for_user(current_user)  
end

child(:jam_track_tracks => :tracks) {
  attributes :id, :part, :instrument, :track_type, :position

  node do |track|
    {
      preview_mp3_url: track.preview_public_url('mp3'),
      preview_ogg_url: track.preview_public_url('ogg'),
      preview_aac_url: track.preview_public_url('aac')
    }
  end
}

child(:licensor => :licensor) {
  attributes :id, :name
}