jukebox as an object

jukebox-object-fis002-alex-au

class Jukebox
  attr_accessor :songs

  def welcome
    puts "Welcome to jukebox."
  end

  def instruction
    puts "What would you like to do? Please enter list, play, help, or exit"
    instruction = gets.downcase.chomp
    if instruction == "exit"
      self.exit
    elsif instruction == "play"
      self.play
    elsif instruction == "list"
      self.list
    elsif instruction == "help"
      self.help
    end
  end

  def list
    @songs.each_with_index do |song, index|
      puts "Press #{index+1} \t #{song}"
    end
    self.instruction
  end

  #? why does adding a self.play on line 36 help exit work immediately?

  def play
    puts "Which song number would you like to play?"
    request=gets.chomp.strip.to_i
    if request > @songs.length - 1 || request <= 0
      puts "Please enter a number from 1 through #{@songs.length}"
      return self.play
    else
      puts "Jukebox is now playing #{@songs[request-1]}"
    end
    self.instruction
  end

  #! initialize determines what must be passed into the class to create it

  def initialize(songs)
    self.songs = songs
    self.welcome
    self.instruction
    # self.setSongs
    # puts self.getSongs
    #/*this should call the welcome method automatically.
    #/*this should call the instruction method
  end

  def help
    puts "[Help]"
    puts "You have the following options:"
    puts "[play] to play your song."
    puts "[list] to list all songs on the jukebox."
    puts "[exit] to exit the jukebox."
    self.instruction
  end

  def exit
    return puts "Goodbye :)"
    #not sure how to make program start or exit.
  end
end

songs = [
  "The Phoenix - 1901",
  "Tokyo Police Club - Wait Up",
  "Sufjan Stevens - Too Much",
  "The Naked and the Famous - Young Blood",
  "(Far From) Home - Tiga",
  "The Cults - Abducted",
  "The Phoenix - Consolation Prizes"
]

Jukebox.new(songs)