var util = require('util')

/**

* The timer is intended for a multiplayer game where you want to limit how much time a person has to submit their command

*/

function WebSocketTimer(options){

options = options || {}

var defaults={

startTime:0,

stopTime:0,

increment:1,

endFunc:null

}

util._extend(defaults, options)

util._extend(this, defaults)

//extends the defaults

this.curTime = this.startTime

this.frequency= 1000 //send the time every second

this.webSocket = null

this.timerHandle = null

this.curPlayer = null

}

//allow to change the settings midway through

WebSocketTimer.prototype.changeSettings(options){

util._extend(this, options)

}

WebSocketTimer.prototype.addWebSocket = function(webSocket){

this.webSocket = webSocket

var that = this

webSocket.on('close', function(){

console.log('stopping the timer')

that.stop()

})

}

WebSocketTimer.prototype.reset = function(webSocket, currentPlayer){

this.curTime = this.startTime

this.curPlayer = currentPlayer

this.addWebSocket(webSocket)

}

WebSocketTimer.prototype.start = function(){

var that = this

this.timerHandle = setInterval( function(){

that.callback.call(that)

} , this.frequency)

}

WebSocketTimer.prototype.stop = function(){

clearInterval(this.timerHandle)

}

WebSocketTimer.prototype.callback = function(){

this.curTime += this.increment

console.log(this.curTime)

if(this.webSocket){

//allow to send to a group of websockets too

if(Object.prototype.toString.call( this.webSocket ) === '[object Array]'){

for(var i=0; i<this.webSocket.length; i++){

this.webSocket[i].send(JSON.stringify({timer:this.curTime}))

}

}else{

this.webSocket.send(JSON.stringify({timer:this.curTime}))

}

}

if(this.curTime == this.stopTime){

if(this.endFunc){

this.endFunc()

}

this.stop()

}

}

WebSocketTimer

module.exports = WebSocketTimer