def set_current_track(self, new_index):
for track in self.queue:
if 'playing' in track and track['playing']:
track['playing'] = False
break
self.queue[new_index]['playing'] = True
Logger.debug('set_current_track: Current track index set to ' +
str(new_index))
return new_index, self.queue[new_index]
def add_track(self, track, position=False):
Logger.info('Adding track to playlist: ' + track['title'])
Logger.debug('Track type:' + str(type(track)))
if position:
self.queue.insert(position, track)
else:
self.queue.append(track)
Logger.debug('Playlist length: ' + str(len(self.queue)))
def get_previous_track(self):
old_index, current_track = self.get_current_track()
new_index = int(old_index) - 1
if current_track:
if new_index >= 0:
idx, track = self.set_current_track(new_index)
return track
else:
Logger.info(
'No previous track, playing first track of playlist')
return None # no previous tracks in playlist
else:
Logger.debug('Stopped playing because of error above')
def get_current_track(self):
for index, track in enumerate(self.queue):
if 'playing' in track and track['playing']:
# if 'index' in track:
# Logger.debug('get_current_track: Current track index is ' + str(track['index']))
# return track['index'], track
# else:
# Logger.error('get_current_track: Current track has no index property')
# # TODO: Why does the track have no index? ListView problem of kivy?
# return -1, None
Logger.debug('get_current_track: Current track index is ' +
str(index))
return index, track
Logger.debug('No current track')
return -1, None
def get_next_track(self):
if self.shuffle:
if len(self.queue) > 0:
idx, track = self.set_current_track(
random.randrange(0,
len(self.queue))) # return random index
return track
else:
return None # no tracks in playlist
else:
old_index, current_track = self.get_current_track()
if current_track and old_index >= 0: # -1 if track had no index property (error)(should be fixed / No track was playing
new_index = int(old_index) + 1
if new_index < len(self.queue):
idx, track = self.set_current_track(new_index)
return track
else:
Logger.info('Reached end of playlist')
return None # no more tracks in playlist
else:
Logger.debug('Stopped playing because of error above')
return None