66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
from prompt_toolkit import prompt
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from prompt_toolkit.completion import Completer, Completion
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from rich import print
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from groove import db
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from groove import handlers
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from groove.db.manager import database_manager
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from groove.playlist import Playlist
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class CommandProcessor(Completer):
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prompt = ''
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def __init__(self, session):
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super(CommandProcessor, self).__init__()
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self._session = session
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self.playlist = None
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self._handlers = dict(handlers.load(self))
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print(f"Loaded command handlers: {' '.join(self._handlers.keys())}")
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@property
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def session(self):
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return self._session
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def get_completions(self, document, complete_event):
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word = document.get_word_before_cursor()
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found = False
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for command_name in self._handlers.keys():
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if word in command_name:
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yield Completion(command_name, start_position=-len(word))
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found = True
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if not found:
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def _formatter(row):
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self.playlist = Playlist.from_row(row, self._session)
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return f'playlist {self.playlist.record.name}'
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completer = handlers.FuzzyTableCompleter(
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db.playlist,
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db.playlist.c.name,
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_formatter,
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self._session
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)
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for res in completer.get_completions(document, complete_event):
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yield res
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def process(self, cmd):
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if not cmd:
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return
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cmd, *parts = cmd.split()
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if cmd in self._handlers:
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self._handlers[cmd].handle(*parts)
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def start(self):
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cmd = ''
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while True:
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cmd = prompt(f'{self.prompt} > ', completer=self)
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self.process(cmd)
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if not cmd:
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self.cmd_exit()
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def start_shell():
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print("Groove On Demand interactive shell.")
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with database_manager() as manager:
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CommandProcessor(manager.session).start()
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