class Song
  attr_reader :title, :time, :isrc, :composers, :performers, :notes

  def initialize(params = nil)
    @title = params ? params['title'] : ''
    @time = params ? params['time'] : ''
    @isrc = params ? params['isrc'] : ''
    @composers = params ? params['composers'].split("\n") : []
    @performers = params ? params['performers'].split("\n") : []
    @notes = params ? params['notes'] : ''
  end

  def to_s
    "#{title} (#{time})"
  end
end