+import datetime
+class Thing_MusicPlayer(Thing):
+ symbol_hint = 'R'
+ commandable = True
+ portable = True
+ playlist = []
+ repeat = True
+ next_song_start = datetime.datetime.now()
+ playlist_index = 0
+ playing = True
+
+ def __init__(self, *args, **kwargs):
+ super().__init__(*args, **kwargs)
+ self.next_song_start = datetime.datetime.now()
+
+ def proceed(self):
+ if (not self.playing) or len(self.playlist) == 0:
+ return
+ if datetime.datetime.now() > self.next_song_start:
+ song_data = self.playlist[self.playlist_index]
+ self.playlist_index += 1
+ if self.playlist_index == len(self.playlist):
+ self.playlist_index = 0
+ if not self.repeat:
+ self.playing = False
+ self.next_song_start = datetime.datetime.now() +\
+ datetime.timedelta(seconds=song_data[1])
+ self.sound('MUSICPLAYER', song_data[0])
+ self.game.changed = True
+
+ def interpret(self, command):
+ if command == 'HELP':
+ msg = 'available commands:\n'
+ msg += 'HELP – show this help\n'
+ msg += 'PLAY – toggle playback on/off\n'
+ msg += 'REWIND – return to start of playlist\n'
+ msg += 'LIST – list programmed songs, durations\n'
+ msg += 'SKIP – to skip to next song\n'
+ msg += 'REPEAT – toggle playlist repeat on/off\n'
+ msg += 'ADD LENGTH SONG – add SONG to playlist, with LENGTH in format "minutes:seconds", i.e. something like "0:47" or "11:02"'
+ return msg
+ elif command == 'LIST':
+ msg = 'playlist:'
+ i = 0
+ for entry in self.playlist:
+ msg += '\n'
+ minutes = entry[1] // 60
+ seconds = entry[1] % 60
+ if seconds < 10:
+ seconds = '0%s' % seconds
+ selector = 'next:' if i == self.playlist_index else ' '
+ msg += '%s %s:%s – %s' % (selector, minutes, seconds, entry[0])
+ i += 1
+ return msg
+ elif command == 'PLAY':
+ self.playing = False if self.playing else True
+ self.game.changed = True
+ if self.playing:
+ return 'playing'
+ else:
+ return 'paused'
+ elif command == 'REWIND':
+ self.playlist_index = 0
+ self.next_song_start = datetime.datetime.now()
+ self.game.changed = True
+ return 'back at start of playlist'
+ elif command == 'SKIP':
+ self.next_song_start = datetime.datetime.now()
+ self.game.changed = True
+ return 'skipped'
+ elif command == 'REPEAT':
+ self.repeat = False if self.repeat else True
+ self.game.changed = True
+ if self.repeat:
+ return 'playlist repeat turned on'
+ else:
+ return 'playlist repeat turned off'
+ elif command.startswith('ADD '):
+ tokens = command.split(' ', 2)
+ if len(tokens) != 3:
+ return 'wrong syntax, see HELP'
+ length = tokens[1].split(':')
+ if len(length) != 2:
+ return 'wrong syntax, see HELP'
+ try:
+ minutes = int(length[0])
+ seconds = int(length[1])
+ except ValueError:
+ return 'wrong syntax, see HELP'
+ self.playlist += [(tokens[2], minutes * 60 + seconds)]
+ self.game.changed = True
+ return 'added'
+ else:
+ return 'cannot understand command'
+
+
+