#!/usr/bin/env python3
"""
Some administrative functions relating to the bot.
"""
import module


@module.require_admin
@module.commands('join')
@module.example('.join #example or .join #example key')
def join(bot, trigger):
	"""Join the specified channel. This is an admin-only command."""
	channel = trigger.args[1] if len(trigger.args) >= 2 else None
	key = trigger.args[2] if len(trigger.args) >= 3 else None
	if not channel:
		return
	elif not key:
		bot.join(channel)
	else:
		bot.join(channel, key)


@module.require_admin
@module.commands('part')
@module.example('.part #example')
def part(bot, trigger):
	"""Part the specified channel. This is an admin-only command."""
	if len(trigger.args) < 2:
		return
	channel = trigger.args[1]
	if len(trigger.args) >= 3:
		part_msg = ' '.join(trigger.args[2:])
	else:
		part_msg = None

	if not channel.startswith("#"):
		part_msg = channel
		channel = ""
	if not channel:
		channel = trigger.channel
	if part_msg:
		bot.part(channel, part_msg)
	else:
		bot.part(channel)


@module.require_owner
@module.commands('quit')
def quit(bot, trigger):
	"""Quit from the server. This is an owner-only command."""
	if len(trigger.args) >= 2:
		quit_message = ' '.join(trigger.args[1:])
	else:
		quit_message = f"Quitting on command from {trigger.nick}"

	bot.quit(quit_message)


@module.require_admin
@module.commands('msg')
@module.example('.msg #YourPants Does anyone else smell neurotoxin?')
def msg(bot, trigger):
	"""
	Send a message to a given channel or nick. Can only be done by an admin.
	"""
	if len(trigger.args) < 3:
		return
	channel = trigger.args[1]
	message = ' '.join(trigger.args[2:])

	bot.msg(channel, message)


@module.require_admin
@module.commands('me')
@module.example(".me #erp notices your bulge")
def me(bot, trigger):
	"""
	Send an ACTION (/me) to a given channel or nick. Can only be done by an
	admin.
	"""
	if len(trigger.args) < 3:
		return
	channel = trigger.args[1]
	action = ' '.join(trigger.args[2:])

	# msg = '\x01ACTION %s\x01' % action
	bot.describe(channel, action)


@module.require_admin
@module.commands('selfmode')
@module.example(".mode +B")
def self_mode(bot, trigger):
	"""Set a user mode on Fulvia. Can only be done in privmsg by an admin."""
	if len(trigger.args) < 2:
		return
	mode = trigger.args[1]
	add_mode = mode.startswith("+")
	bot.mode(bot.nickname, add_mode, mode)