#********** DOWNLOADING VIDEOS/CONVERTING TO MP3 **********

urls = []
currenturl = "1"
while currenturl != "":
  currenturl = raw_input('Enter URL (just hit ENTER to stop and begin downloading): ')
  if currenturl == "":
      break
  urls.append(currenturl)

print ("done with queue entry. Downloading videos from YouTube:")
time.sleep(3)

count = 1
for i in urls:
  if count <= 9:
      os.system("/usr/local/bin/youtube-dl " + i + " -o 'Track_0" + str(count) + "-_%(title)s.%(ext)s' --restrict-filenames")
  else:
      os.system("/usr/local/bin/youtube-dl " + i + " -o 'Track_" + str(count) + "-_%(title)s.%(ext)s' --restrict-filenames")
  count = count + 1

print ("Finished downloading queue. Finding downloaded videos: ")

downloaded = []
for file in os.listdir('.'):
  if file.endswith(".mp4"):
      print file
      downloaded.append(file)
      print ("Here are the found files: ")
print '[%s]' % ', '.join(map(str, downloaded))

print ("Now converting videos: ")
time.sleep(3)
downloaded.sort()
for x in downloaded:
  os.system('/usr/local/bin/ffmpeg -i ' + x + " " + x + '.mp3')

print ("Finished converting. Cleaning up: ")
time.sleep(3)

for file in os.listdir('.'):
  if file.endswith(".mp4"):
      print ("Deleting file " + file + "...")
      os.system("rm " + file)


count = 1
for i in urls:
   if count <= 9:
       os.system("/usr/local/bin/youtube-dl -o 'Track_0" + str(count) + "_-_%(title)s.%(ext)s' --restrict-filenames " + i)
   else:
       os.system("/usr/local/bin/youtube-dl -o 'Track_" + str(count) + "_-_%(title)s.%(ext)s' --restrict-filenames " + i)
   count = count + 1


#********** BURNING TO CD-R **********

switch = raw_input("Would you like to burn the downloaded MP3 to CD-R? 'y' for yes or anything else for no:")

if switch == "y":

  for file in os.listdir('.'):
      if file.endswith(".mp3"):
          os.system("/usr/local/bin/ffmpeg -i " + file + " " + file + ".wav")

  wave = []

  for file in os.listdir('.'):
      if file.endswith(".wav"):
          wave.append(file)
  wave.sort()


  os.system("touch cd.toc")
  os.system("sudo chmod 777 cd.toc")

  f = open('cd.toc','w')
  f.write('CD_DA\n\n')

  for z in wave:
      f.write('\n\nTRACK AUDIO\n')
      f.write('AUDIOFILE "' + z + '" 0')
  f.close()
  raw_input ("Please place a blank CD-R into your CD drive, then hit ENTER:")
  print ("Now burning CD...")

  os.system("cdrdao write cd.toc")

  for y in wave:
      print ("Deleting file " + y + "...")
      os.system("rm " + y)
  os.system("rm cd.toc")

else:
  print ("Skipping CD burning.")


#********** POST-OPERATION ORGANIZATION **********

name = raw_input("Give a name to the compilation you've made:")
name = name.replace(" ", "_")
os.system("mkdir " + name)
os.system("mv *.mp3 " + name)
print("Moved MP3 into a folder called " + name + ".")
print ("All finished. Enjoy! Hit Enter to terminate program.")
raw_input("")