team-middle-jukebox.rb

	$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"
	]

	def instructions
		puts "Welcome to Team Middle's Jukebox!"
		system("say welcome to team middles jukebox")
		puts "-- Type 'help' to get instructions."
		puts "-- Type 'list' to see list of songs."
		puts "-- Type 'play' to select a song."
		puts "-- Type 'exit' turn off jukebox."
	end

	def list(song_array)
		song_array.each_with_index do |song, i|
			puts "#{i+1}. #{song}"
		end
	end

	def play(song_array)
		puts "What song would you like to play?"
		system("say what song would you like to play")
		loop do
			song_selection = gets.chomp
			case song_selection.downcase
			when "1", "1901"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=gvss3uhSKjw")
			when "2", "wait up"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=ZAxRozTgoXM")
			when "3", "too much"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=K0g7R3xqdcM")
			when "4", "young blood"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=0YuSg4mts9E")
			when "5", "tiga"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=jTwQbc9kkUc")
			when "6", "abducted"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=9i1MXHGB8g0")
			when "7", "consolation prizes"
				puts "Playing #{song_array[song_selection.to_i-1]}..."
				system("open -g https://www.youtube.com/watch?v=gnkVUReUVpQ")
			when "list"
				list($songs)
			when "help"
				instructions
			when "exit"
				return "exit"
			else
				puts "Song not found! Please select type 1-7 or song name."
			end
		end
	end

	def suggestion(input)
	  valid_commands = %w(help play list exit)
	  valid_commands.each do |command|
	    command_chars = command.split("")
	    perms_arr = command_chars.permutation.to_a
	    command_perms = perms_arr.map {|perm| perm.join}
	    puts "Did you mean #{command}?" if (command_perms.include?(input))
	  end
	end
	# def sugg(in)
	# 	out =[]
	# 	["help","list","play", "exit"].each do |x|
	# 		out = x.scan(in)
	# 		if out.length >= 2 
	# 			out << x
	# 		end
	# 	end
	# 	out.join(" ")
	# end

	instructions
	loop do 
		user_input = gets.chomp
		case user_input
		when "help"
			instructions
		when "list"
			list($songs)
			puts
			puts "Type 'play' to select a song."
		when "play"
			list($songs)
			play($songs)
			break #the play loop returns here and then breaks to exit program
		when "exit"
			puts "Goodbye!"
			system("say goodbye")
			break
		else
			puts "Invalid input. Please type 'help' for instructions."
			suggestion(user_input)
			system("say invalid input")
		end
	end