#A class to setup music in the MORT pygame

import pygame
import os.path

pygame.mixer.init()

class sounds:
	levelOnePath = "resources/" + "levelonemusic.ogg"
	levelTwoPath = "resources/" + "leveltwomusic.ogg"
	levelThreePath = "resources/" + "levelthreemusic.ogg"
	bossPath = "resources/" + "bossmusic.ogg"

	levelOnePathExists = os.path.exists(levelOnePath)
	levelTwoPathExists = os.path.exists(levelTwoPath)
	levelThreePathExists = os.path.exists(levelThreePath)

	def bkgrndMusic(self,level = 0):
		if pygame.mixer.Channel(1).get_busy():
			pygame.mixer.Channel(1).stop()
		if level == 1 and sounds.levelOnePathExists:
			pygame.mixer.Channel(1).play(sounds.levelOnePath, loops = -1)
		elif level == 2 and sounds.levelTwoPathExists:
			pygame.mixer.Channel(1).play(sounds.levelTwoPath, loops = -1)
		elif level == 3 and sounds.levelThreePathExists:
			pygame.mixer.Channel(1).play(sounds.levelThreePath, loops = -1)
		elif level == 4 and sounds.bossPathExists:
			pygame.mixer.Channel(1).play(sounds.bossPath, loops = -1)
		else:
			print "Error: The soundfile doesn't exist"

if __name__ == "__main__":
	level = int(raw_input())
	soundobj =sounds()

	soundobj.bkgrndMusic(level)