function Queue (array) {

    if(Object.prototype.toString.call(array)!="[object Array]") {

        throw "target is not an Array !"

    }

    this.queue = array;

    this.pushQueue = function (ele) {

        this.queue.push(ele)

    }

    this.delQueue = function () {

        this.queue.shift()

    }

    this.getFirst = function () {

        return this.queue[0]

    }

    this.getLast = function () {

        return this.queue[this.queue.length]

    }

    this.isEmpty = function () {

        return this.queue.length?false:true

    }

    this.getArray = function () {

        return this.queue

    }

    // 出队列并获取出队列的元素

    this.delGet = function () {

        var last = this.getFirst();

        this.delQueue();

        return last;

    }

}

function Stack (array) {

    if(Object.prototype.toString.call(array)!="[object Array]") throw "target is not an Array !"

    this.stack = array;

    this.addStack = function (ele) {

        this.stack.push(ele)

    }

    this.delStack = function () {

        this.stack.pop();

    }

    // 出栈并获取出栈的元素

    this.delGet = function () {

        var last = this.getLast();

        this.delStack();

        return last;

    }

    this.getFirst = function () {

        return this.stack[0]

    }

    this.getLast = function () {

        return this.stack[this.stack.length-1]

    }

    this.getArray = function () {

        return this.stack

    }

}

// name: 玩家名字  queue：队列数据结构   playGround：游戏台，用于存放玩家出的牌

function dragTrainPlayer (name, queue, playGround) {

    if(Object.prototype.toString.call(array) !== "[object Array]") throw "target is not an Array !"

    this.name = name;

    this.cards = queue;

    this.getName = function () {

        return this.name

    }

    this.getArray = function () {

        return this.cards.getArray();

    }

    // 每次出牌需检查一次

    this.giveCard = function () {

        if(this.cards.getArray().length==0) return 0

        playGround.push(this.cards.delGet())

        this.check()

    }

    // 检查是否可获取牌

    this.check = function () {

        // 依次比对，最近相同牌之间的牌截取下来，与玩家当前手中的牌拼接

        for (var i=playGround-1; i>0; i--) {

            if(playGround[playGround.length-1] === playGround[i]) {

                this.cards.getArray().concat(this.cards.slice(i))

                return

            }

        }

    }

}

function gameStart (player) {

    var flag = 1;

    // 如果没有出现玩家手中无牌的情况，则一直执行下去

    while (flag) {

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

            if(arguments[i].getArray().length === 0) {

                flag = 0;

                // 返回第一个出完牌的玩家的名字

                return arguments[i].getName();

            }

            arguments[i].giveCard();

            // 以下代码块用于每次出牌的测试

            console.log("---------");

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

                console.log(arguments[i].getName());

                console.log(arguments[i].getArray());

                console.log(playGround);

            };

            console.log("---------");

        }

    }

}

var playGround = [];
var stack1 = new Queue([5,8,6,9,8]);

var stack2 = new Queue([9,9,6,5,3]);

var stack3 = new Queue([7,4,2,5,1]);

var player1 = new dragTrainPlayer("player1", stack1, playGround)

var player2 = new dragTrainPlayer("player2", stack2, playGround)

var player3 = new dragTrainPlayer("player3", stack2, playGround)

console.log(gameStart(player1, player2, player3))