# -*- coding: utf-8 -*-
import logging

import irc3
from git import Repo
from docopt import Dict
from irc3.plugins.command import command
from irc3.utils import IrcString

from . import MODULE, Plugin
from .. import REPO_DIR

logger = logging.getLogger(__name__)


@command(permission='admin', show_in_help_list=False)
def reload(bot: irc3.IrcBot, mask: IrcString, target: IrcString, args: Dict):
    """Reloads a plugin or the whole bot.

    %%reload [<plugin>]
    """
    plugin = args.get('<plugin>')
    if plugin:
        bot.reload('{}.{}'.format(MODULE, plugin))
        bot.privmsg(target, 'Reloaded plugin "{}"'.format(plugin))
    else:
        bot.reload()
        bot.privmsg(target, 'Reloaded the bot')


@irc3.event(irc3.rfc.CONNECTED)
def connected(bot, srv, me, data):
    bot.mode(me, '+R')


class Admin(Plugin):
    def __init__(self, bot: irc3.IrcBot):
        super().__init__(bot)
        self.repo = Repo(REPO_DIR)

    @command(permission='all_permissions')
    def pull(self, mask: IrcString, target: IrcString, args: Dict):
        """Pull from the git repo

        %%pull [<origin>]
        """
        origin = args.get('<origin>', 'origin')

        try:
            self.repo.remote(origin).pull()
        except ValueError as ex:
            return '[GIT] {}'.format(ex)

        self.bot.reload()
        return '[GIT] Pulled from {} and reloaded the bot'.format(origin)

    @command(permission='all_permissions')
    def nick(self, mask: IrcString, target: IrcString, args: Dict):
        """Change the nick of the bot (not permanent)

        %%nick <nick>
        """
        self.bot.nick = args['<nick>']

    @command(permission='all_permissions')
    def join(self, mask: IrcString, target: IrcString, args: Dict):
        """Let the bot join a channel

        %%join <channel>
        """
        self.join_part('join', mask, target, args)

    @command(permission='all_permissions')
    def part(self, mask: IrcString, target: IrcString, args: Dict):
        """Let the bot part a given or the current channel

        %%part [<channel>]
        """
        self.join_part('part', mask, target, args)

    @command(permission='all_permissions')
    def cycle(self, mask: IrcString, target: IrcString, args: Dict):
        """Let the bot part and join a given or the current channel

        %%cycle [<channel>]
        """
        self.join_part('part', mask, target, args)
        self.join_part('join', mask, target, args)

    def join_part(self, func: str, mask: IrcString, target: IrcString, args: Dict):
        channel = IrcString(args.get('<channel>') or target)

        if channel.is_channel:
            getattr(self.bot, func)(channel)
            self.bot.notice(mask.nick, '{}ed channel {}'.format(func, channel))