# Copyright (c) 2013 Google Inc. All rights reserved.
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#     * Redistributions of source code must retain the above copyright
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import logging
import optparse
import time
import traceback

from webkitpy.tool.bot.commit_announcer import CommitAnnouncerThread
from webkitpy.tool.bot.commit_announcer import UPDATE_WAIT_SECONDS
from webkitpy.tool.commands.command import Command

_log = logging.getLogger(__name__)
ANNOUNCE_PATH = 'third_party/WebKit'


class CommitAnnouncerCommand(Command):
    name = 'commit-announcer'
    help_text = 'Start an IRC bot for announcing new git commits.'
    show_in_main_help = True

    def __init__(self):
        options = [
            optparse.make_option('--irc-password', default=None, help='Specify IRC password to use.'),
        ]
        super(CommitAnnouncerCommand, self).__init__(options)

    def execute(self, options, args, tool):
        bot_thread = CommitAnnouncerThread(tool, ANNOUNCE_PATH, options.irc_password)
        bot_thread.start()
        _log.info('Bot started')
        try:
            while bot_thread.is_alive():
                bot_thread.bot.post_new_commits()
                time.sleep(UPDATE_WAIT_SECONDS)
        except KeyboardInterrupt:
            _log.error('Terminated by keyboard interrupt')
        except Exception:
            _log.error('Unexpected error:')
            _log.error(traceback.format_exc())

        if bot_thread.is_alive():
            _log.info('Disconnecting bot')
            bot_thread.stop()
        else:
            _log.info('Bot offline')
        _log.info('Done')