<?php
/**
 * This file is part of workerman.
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the MIT-LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @author walkor<walkor@workerman.net>
 * @copyright walkor<walkor@workerman.net>
 * @link http://www.workerman.net/
 * @license http://www.opensource.org/licenses/mit-license.php MIT License
 */

/**
 * 用于检测业务代码死循环或者长时间阻塞等问题
 * 如果发现业务卡死，可以将下面declare打开（去掉//注释），并执行php start.php reload
 * 然后观察一段时间workerman.log看是否有process_timeout异常
 */
//declare(ticks=1);

use \GatewayWorker\Lib\Gateway;

/**
 * 主逻辑
 * 主要是处理 onConnect onMessage onClose 三个方法
 * onConnect 和 onClose 如果不需要可以不用实现并删除
 */
class Events
{
    /**
     * 当客户端连接时触发
     * 如果业务不需此回调可以删除onConnect
     * 
     * @param int $client_id 连接id
     */
    public static function onConnect($client_id)
    {
        echo "连接成功{$client_id}\n";
        $auth_timer_id = \Workerman\Timer::add(20, function($client_id){
//            echo "未登录断开连接\n";
            Gateway::closeClient($client_id);
        }, array($client_id), false);
        Gateway::updateSession($client_id, array('auth_timer_id' => $auth_timer_id));
    }
    
   /**
    * 当客户端发来消息时触发
    * @param int $client_id 连接id
    * @param mixed $message 具体消息
    */
   public static function onMessage($client_id, $message)
   {
       $_SESSION = Gateway::getSession($client_id);

       $msg = json_decode($message,true);
       if($msg['type'] == 'login'){
           \Workerman\Timer::del($_SESSION['auth_timer_id']);
           Gateway::bindUid($client_id,$msg['userId']);
           Gateway::updateSession($client_id,['userId'=>$msg['userId']]);
           Gateway::sendToClient($client_id, self::cjson('login',[],'登录成功'));
           echo "登录成功\n";
       } else if($msg['type'] == 'ping'){
           Gateway::sendToClient($client_id, self::cjson('pong',[],''));
           return;
       }

       if(!$_SESSION['userId']){ // 未登录
           Gateway::sendToClient($client_id, self::cjson('unlogin',[],'未登录'));
           return;
       }

       switch($msg['type']){
           case 'message':

                break;
       }
   }
   
   /**
    * 当用户断开连接时触发
    * @param int $client_id 连接id
    */
   public static function onClose($client_id){
       Gateway::sendToClient($client_id, self::cjson('close',[],'断开连接'));
       echo "断开连接\n";
   }

    /**
     * 获取响应参数
     * @param string $type
     * @param array $data
     * @param string $msg
     * @return string
     */
    private static function cjson($type='',$data=[],$msg=''){
        $jsonarr = [
            'type' => $type,
            'data' => $data,
            'msg' => $msg
        ];
        return json_encode($jsonarr);
    }
}