Song Service class

song_service.rb

class SongService

  attr_reader :gateway_service

  def initialize(gateway_service: SongGatewayService.new)
    @gateway_service = gateway_service
  end

  # Creates a song
  # @param [Song] song
  # @return [Song] created song
  def create_song(song)
    song.validate!
    result = gateway_service.create_song(song)
    created_song = Song.new
    created_song.from_json(result)
    created_song
  end

end