<?php

namespace App\TwitchBot;

use App\Models\Channel;

class TwitchAppBot extends TwitchBot {

	public function __construct() {
		parent::__construct('localhorsttv');
		$this->listenCommands();
	}

	public function logMessage(IRCMessage $msg) {
		$msg->log();
	}

	public function handlePrivMsg(IRCMessage $msg) {
		$target = $msg->getPrivMsgTarget();
		if ($target[0] != '#') return; // direct message
		$channel = $this->getMessageChannel($msg);
		if (!$channel) return;
		$text = $msg->getText();
		if ($text[0] == '!') {
			$this->handleChatCommand($channel, $msg);
		} else if (
			$channel->isAcceptingGuesses() &&
			!empty($msg->tags['user-id']) &&
			!empty($msg->tags['display-name'] &&
			$channel->isValidGuess($text))
		) {
			$uid = 't:'.$msg->tags['user-id'];
			$uname = $msg->tags['display-name'];
			try {
				$channel->registerGuess($uid, $uname, $text);
			} catch (\Exception $e) {
				$this->getLogger()->warning('error registering guess "'.$text.'" on channel '.$channel->title.': '.$e->getMessage());
			}
		}
	}

	public function handleChatCommand(Channel $channel, IRCMessage $msg) {
		$cmd = explode(' ', ltrim($msg->getText(), '!'), 2);
		$cmd_name = strtolower($cmd[0]);
		if (!isset($channel->chat_commands[$cmd_name])) return;
		$config = $channel->chat_commands[$cmd_name];
		$this->getLogger()->info('got command '.$cmd_name.' on channel '.$channel->title);
		try {
			$command = ChatCommand::create($this, $channel, $config);
			if ($command->checkAccess($msg)) {
				$command->execute($cmd[1] ?? '');
			}
		} catch (\Exception $e) {
			$this->getLogger()->warning('error executing command '.$cmd_name.' on channel '.$channel->title.': '.$e->getMessage());
		}
	}

	public function joinChannels() {
		$this->getLogger()->info('joining channels');
		$channels = Channel::where('twitch_chat', '!=', '')->where('join', '=', true)->get();
		$names = [];
		foreach ($channels as $channel) {
			$names[] = $channel->twitch_chat;
		}
		$chunks = array_chunk($names, 10);
		foreach ($chunks as $chunk) {
			$this->sendIRCMessage(IRCMessage::join($chunk));
		}
	}

}