<?php
class IndexAction extends Action {
	private $connpool;
	/*
	参数说明:
		connection： 

	*/
	private function onClose($connection){
		log_debug('onClose:' . $connection->imei. ' closed');
		//移除长连接
		$this->removePool($connection);
	}
	/*
	参数说明:
		connection： 

	*/
	private function onConnect($connection){
		log_debug($connection->imei . ' connected');
		$connection->m_packet = '';
	}
	/*
	参数说明:
		connection： 
		data： 

	*/
	private function onMessage($connection, $data){
		log_debug("raw:" . bin2hex($data));
		$connection->m_packet .= $data;
		
		
		//检查\0结束符，检查到就是一段命令结束
		$lastchar = substr($data,-1);
		if( ord($lastchar) != 0 ){
			return;
		}
		$packet = trim($connection->m_packet);
		$connection->m_packet = '';  //长连接，必须清空字符串
		
		//解码请求消息
		log_debug('packet: '. $packet);
		$req = json_decode( trim($packet));
		
		
		
		if(!$req){
			log_error('decode failed ' . $packet);
			$connection->close();
			return;
		}
		log_debug('decode success - ' . $packet);
		
		//处理不同的协议
		if($req->method == "appLogin"){ //app请求登录
			$this->onAppLogin($req,$connection);
			$connection->request = $req;
		}else if($req->method == "heartBeat"){ //长链接时要检查心跳
			$this->onProtoHeartbeat($req,$connection);
			$connection->request->msgid = $req->msgid;
		}else if($req->method == "appSendRealTimeDeviceData"){ //app发送实时数据
		
		}else if($req->method == "sendControl"){ //手动控制
		
		}else if($req->method == "ModifyAutoControlInfo"){ //自动控制
		
		}else{
			log_error('unknown req method ' . $req->method);
		}
	}
	/*

	*/
	public function index(){
		Vendor('Workerman.Autoloader');
		$worker = new Workerman\Worker("tcp://0.0.0.0:1024");
		//$worker->count = 4;
		$worker->onWorkerStart  = function($worker){
			//$this->onWorkerStart($worker);
		};
		$worker->onWorkerStop = function($worker) {
		    $this->onWorkerStop($worker);
		};
		$worker->onConnect = function($connection){
			//$this->onConnect($connection);
		};
		$worker->onMessage = function($connection,$data){
			$this->onMessage($connection,$data);
		};
		$worker->onClose = function($connection){
			$this->onClose($connection);
		};
		$worker->onBufferFull = function($connection){
			//$this->onBufferFull($connection);
		};
		$worker->onBufferDrain = function($connection){
			//$this->onBufferDrain($connection);
		};
		$worker->onError = function($connection, $code, $msg){
			$this->onError($connection, $code, $msg);
		};
		Workerman\Worker::runAll();
		
	}
	/*
	参数说明:
		req： 
		connection： 

	*/
	private function onAppLogin($req, $connection){
		//检查imei地址
		if(!$req->imei){
			log_error('$req->imei is empty. ' . json_encode($req));
			$connection->close();
			return;
		}
		
		//通过登录验证,加入连接池
		$this->addPool($req->imei,$connection);
		log_debug('login success. should put into connection pool. imei = ' . $req->imei);
		
		// 将数据更新到数据表中
		$data = $req->channel;
		$device_id = inputDeviceInfo($req->imei);
		$channel = inputChannel($device_id,$data);
	}
	/*
	参数说明:
		req： 
		connection： 

	*/
	private function onProtoHeartbeat($req, $connection){
		
	}
	/*
	参数说明:
		connection： 
		code： 
		msg： 

	*/
	private function onError($connection, $code, $msg){
		log_error("onError:" . $connection->imei . $msg);
	}
	/*
	参数说明:
		worker： 

	*/
	private function onWorkerStop($worker){
		
	}
	/*

	*/
	public function test(){
		$i = 0;
		while (1) {
			$model = M("jzgl_station");
			$model->count() . "\n";
			echo memory_get_usage() . "\n";
			$i++;
			if ($i > 10) break;
		}
	}
	/*
	参数说明:
		imei：设备imei 
		connection：链接 

	*/
	private function addPool($imei, $connection){
		$connection->imei = $imei;
		$this->connections[$imei] = $connection;
	}
	/*
	参数说明:
		connection： 

	*/
	private function removePool($connection){
		//获取连接
		$imei = $connection->imei;
		
		//从所有连接中移除连接
		unset( $this->connections[$imei]);
	}

}