• 五子棋升级版


    <!DOCTYPE html>
    <html>
        <head>
            <meta charset="UTF-8">
            <title></title>
            <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
            <style>
                *{
                    padding: 0;margin: 0;
                }
                html,body{width:100%;height: 100%;}
                div{
                    text-align: center;
                }
                div button{
                    line-height: 16px;
                    font-size: 16px;
                    padding: 5px 10px;
                    border-radius: 5px;
                    background: #e73480;
                    color: white;
                    border: none;
                }
                .canvas{
                    margin: 0 auto;
                }
            </style>
        </head>
        <body>
            <div class="canvas">
                <canvas id="gobang"></canvas>
            </div>
            
            <div>
                <button id="regret">悔棋</button>
                <button id="giveup">认输</button>
                <button id="restart">再来一局</button>
                <button id="negotiate">求和</button>
            </div>
        </body>
        <script src="man-machine3.js" type="text/javascript" charset="utf-8"></script>
        <script type="text/javascript">
            var gobang = new Gobang("gobang");
            document.getElementById("regret").addEventListener("click",()=>{
                gobang.regret();
            },false);
            document.getElementById("giveup").addEventListener("click",()=>{
                if(confirm("你确定认输吗?")){
                    gobang.giveUp();
                }
            },false);
            document.getElementById("restart").addEventListener("click",()=>{
                gobang.reStart();
            },false);
            document.getElementById("negotiate").addEventListener("click",()=>{
                if(confirm("你确定求和吗?")){
                    gobang.negotiate();
                }
            },false);
        </script>
    </html>
    // 五子棋
    
    class Gobang {
        constructor(canvasId, rowCount = 16) {
            this.canvasId = canvasId;
            this.rowCount = rowCount;
            this.resetData();
        }
    
        // 渲染页面
        renderUi() {
            //清除之前的画布
            this.ctx.clearRect(0, 0, this.width, this.height);
    
            // 重绘画布
            this.drawChessBoard();
            this.drawPieces();
        }
    
        // 重置数据,再来一局
        resetData() {
            var body = document.documentElement || document.body;
            var minWidth = Math.min(body.clientWidth,body.clientHeight-50);
    
            // 属性
            this.pieces = []; // 棋子数组 二位数组[[],[]] 0——空  1——白  2——黑
            this.colCount = this.rowCount; // 列数
            this.cellWidth = minWidth / (this.rowCount); //每个格子的宽
            this.width = this.rowCount * this.cellWidth; // 棋盘的宽
            this.height = this.width; // 棋盘的高
            this.R = this.cellWidth * 0.4; // 棋子半径
            this.hisStatus = []; // 历史记录 history status
            this.active = 2; // 当前走棋方
            this.canvas = document.getElementById(this.canvasId); // canvas DOM
            this.ctx = this.canvas.getContext("2d"); // canvas环境
            this.victor = 0; // 胜利方
            this.canContinue = true; // 是否可以继续下棋(产生赢家以后不可以)
            this.myPositions = []; // 我方的推荐位置数组          格式:{x:5,y:6,weight:8}
            this.enemyPositions = []; // 敌方的推荐位置数组
    
            this.init();
        }
    
        // 初始化数据
        init() {
            this.initCanvas();
            this.initPiece();
            this.renderUi();
        }
        
        // 暂时给棋盘中间加一个黑棋
        first(){
            var center = Math.floor((this.rowCount+1)/2);
            this.pieces[center][center] = this.active;
            this.hisStatus[1] = this.deepClone(this.pieces);
            this.exchange();
        }
    
        // 设置棋盘的宽高
        initCanvas() {
            this.canvas.width = this.width;
            this.canvas.height = this.height;
            
            this.canvas.addEventListener("click",(e)=>{ // 小心this转移
                var offset = this.canvas.getBoundingClientRect();
                var x = Math.round((e.clientX - offset.left) / this.cellWidth);
                var y = Math.round((e.clientY - offset.top) / this.cellWidth);
                // console.log(x,y,"点击位置");
                
                // 走棋
                this.goStep(x,y);
            },false);
        }
        
        // 高亮最近走的棋子
        highLight(x,y,oneSide){
            var anotherSide = oneSide == 1 ? 2 :1;
            var length = this.R*0.5;
            this.ctx.beginPath();
            this.ctx.moveTo(x * this.cellWidth - length, y * this.cellWidth);
            this.ctx.lineTo(x * this.cellWidth + length, y * this.cellWidth);
            this.ctx.moveTo(x * this.cellWidth, y * this.cellWidth - length);
            this.ctx.lineTo(x * this.cellWidth, y * this.cellWidth + length);
            this.ctx.strokeStyle = this.getColor(anotherSide);
            
            this.ctx.stroke();
        }
    
        // 初始化棋子
        initPiece() {
            var initPieces = [];
            for(let i = 0; i <= this.rowCount; i++) { //
                initPieces.push([]);
                for(let j = 0; j <= this.colCount; j++) { //
                    if(i==0 || j==0 || i==this.rowCount || j==this.rowCount){
                        initPieces[i].push(-1); // 不可以走的位置-1  空0 白1  黑2
                    }else{
                        initPieces[i].push(0); // 空0 白1  黑2
                    }
                }
            }
            this.pieces = this.deepClone(initPieces);
            this.hisStatus[0] = this.deepClone(initPieces);
            //this.first();
        }
        
        // 获取某个棋子的颜色     0——空  1——白  2——黑
        getColor (num){
            var res = "";
            switch(num){
                case 0:
                    res = "";
                    break;
                case 2:
                    res = "black";
                    break;
                case 1:
                    res = "white";
                    break;
                case -1:
                    res = "yellow";
                    break;
                default: 
                    res="red"; // 错误了
            }
            return res;
        }
    
        // 画棋盘
        drawChessBoard() {
            // 背景
            this.ctx.beginPath();
            this.ctx.rect(0, 0, this.width, this.height);
            this.ctx.closePath();
            this.ctx.fillStyle = "#0099CC";
            this.ctx.fill();
    
            // 画横线
            this.ctx.beginPath();
            for(let i = 0; i < this.rowCount; i++) {
                this.ctx.moveTo(0, this.cellWidth * i);
                this.ctx.lineTo(this.width, this.cellWidth * i);
            }
            this.ctx.strokeStyle = "#333";
            this.ctx.stroke();
    
            // 画纵线
            this.ctx.beginPath();
            for(let i = 0; i < this.colCount; i++) {
                this.ctx.moveTo( this.cellWidth * i, 0);
                this.ctx.lineTo( this.cellWidth * i, this.height);
            }
            this.ctx.strokeStyle = "#333";
            this.ctx.stroke();
        }
    
        // 画一个棋子
        drawDot(x, y, r, color) {
            this.ctx.beginPath();
            this.ctx.arc(x, y, r, 0, 2 * Math.PI);
            this.ctx.closePath();
    
            this.ctx.fillStyle = color;
            this.ctx.fill();
        }
    
        // 画所有的棋子
        drawPieces(x, y) {
            //console.log(this.pieces)
            for(var i = 0; i < this.pieces.length; i++) { // 边界线不让走棋
                for(let j=0; j < this.pieces[i].length;j++){
    //                if(this.pieces[i][j] == 1 || this.pieces[i][j] == 2){
                    if(this.pieces[i][j] !== 0){
                        var x = i * this.cellWidth;
                        var y = j * this.cellWidth;
    //                    var y = j * this.cellWidth - this.cellWidth/2;
                        this.drawDot(x,y,this.R,this.getColor(this.pieces[i][j]));
                    }
                }
            }
        }
        
        // 
        drawOnePiece(i,j){
            var x = i * this.cellWidth;
            var y = j * this.cellWidth;
            this.drawDot(x,y,this.R,this.getColor(this.active));
        }
        
        // 判断是否可以走这一步
        canGo(x, y) {
            if(this.canContinue === false){
                alert("游戏已结束");
                return false;
            }
            if(x==0 || y==0 || x==this.rowCount || y==this.rowCount){
                alert("边界上不可以走棋哦");
                return false;
            }
            if(this.pieces[x][y]==0){
                return true;
            }else {
                return false;
            }
        }
        
        // 切换角色(换着走棋)
        exchange(){
            this.active = this.active == 1 ? 2 : 1;
        }
    
        // 走一步棋
        goStep(x,y) {
            // 判断这一步是否可以走
            if(this.canGo(x,y)){
                this.pieces[x][y] = this.active;//添加棋子
                // this.drawOnePiece(x,y);//把棋子画上去
                this.renderUi();
                this.highLight(x,y,this.active);
                this.hisStatus.push(this.deepClone(this.pieces));//历史记录(悔棋复盘功能使用)
                this.getVictor();//这里有个坑,棋子还没有画上去,已经把输赢判断了????
                this.exchange();
                if(this.active == 1 && !this.victor){ // 白棋,机器人
                    this.helpRecommend(this.active);
                    console.log(this.myPositions,this.enemyPositions)
                    var p = this.bestPosition();
                    console.log(p);
                    this.pieces[p.x][p.y] = this.active;
                    // this.drawOnePiece(p.x,p.y);
                    this.renderUi();
                    this.highLight(p.x,p.y,this.active);
                    this.hisStatus.push(this.deepClone(this.pieces));//历史记录(悔棋复盘功能使用)
                    this.getVictor();
                    this.exchange();
    //                this.renderUi();
                }
            }else {
                // alert("这个位置已经被占领了,换个位置走吧");
            }
        }
        
        // 悔棋
        regret() {
            if(this.hisStatus.length<=1){
                console.log("当前不可以悔棋了");
                return;
            }
            this.canContinue = true;
            this.victor = 0;
            
            this.hisStatus.pop();
            this.hisStatus.pop();
            this.pieces = this.deepClone(this.hisStatus[this.hisStatus.length-1]);
            // this.exchange();
            this.renderUi();
        }
        
        // 重新开始
        reStart(){
            if(!this.victor){
                alert("还没有结束,不能重新开始");
            }else{
                this.resetData();
            }
        }
        
        // 求和
        negotiate(){
            alert("和棋");
            this.resetData();
        }
        
        // 认输
        giveUp(){
            this.victor = this.active == 1 ? 2 : 1;
            this.getWinner();
            setTimeout(()=>{
                this.resetData();
            },60);
        }
        
        // 棋型判断 活三 死三等      都有对称情况
        defineType (x,y){
            // 类型  权重 棋型
            // 活四  8 ?AAAA? 
            // 死四  7 BAAAA?——?AAAAB  AA?AA
            // 活三  6 ??AAA?——?AAA??  ?A?AA?——?AA?A?
            // 死三  5 BAAA??——??AAAB  BAA?A?——?A?AAB  BA?AA?——?AA?AB
            // 活二  4 ?AA???——???AA?  
            // 死二  3 BAA???  AA????
            // 活一  2 
            // 死一  1
        }
        
        
        helpRecommend(oneSide){
            var enemySide = oneSide == 1 ? 2 : 1;
            this.myPositions = [];
            this.enemyPositions = [];
            var aimArr,standpoint;
            
            for(let i=1;i<this.rowCount;i++){
                
                for(let j=1;j<this.rowCount;j++){
                    
    //                 var arr = ["r","rd","d","ld","l","lt","t","rt"];
                    var arr = ["r","rd","d","ld"];
                    // 权重相关变量 forward  backward   center  double  null
                    
                    var n2f1 = 0.2, // 两头空时 前面第一个空位置的权重
                        n2f2 = 0.2, // 两头空时 前面第二个空位置的权重
                        n2b1 = n2f1,
                        n2b2 = n2f2,
                        n1f1 = -0.8, // 一头空另一头是敌方或边界时  前面第一个空位置的权重
                        n1f2 = -0.8,
                        n1b1 = n1f1,
                        n1b2 = n1f2,
                        dn2c = 0.2, // 有两个片段时   两端都是空的时   中间位置的权重
                        dn2b1 = 0.2,// 有两个片段时   两端都是空的时   后方第一个位置的权重
                        dn2f1 = dn2b1,
                        dn1c = -0.5,
                        dn1b1 = -0.5,
                        dn1f1 = dn1b1;
                        
                    
                    if(this.pieces[i][j]==oneSide){ // 我方
                        aimArr = this.myPositions;
                        standpoint = oneSide;
                    }else if(this.pieces[i][j]==enemySide){ // 敌方
                        aimArr = this.enemyPositions;
                        standpoint = enemySide;
                    }else{
                        continue;
                    }
                    
                    console.table([{i:i,j:j,qizi:this.pieces[i][j],standpoint:standpoint}])
                    
                    
                    
                    for(var d =0;d<arr.length;d++){
                        var count = 0;
                        count = this.directionCount(arr[d],standpoint,i,j);
                        var nd = this.nd(arr[d]);
                        var h = nd.h;
                        var v = nd.v;
                        
                        // 赢棋的单独写
                        if(count == 4){
                            if(this.pieces[i-1*h] && this.pieces[i-1*h][j-1*v] === 0){ // 前1空
                                this.sumWeight(aimArr,i-1*h,j-1*v,10**5);
                            }else{
                                if(this.pieces[i+count*h] && this.pieces[i+count*h][j+count*v] === 0){ // 末1空
                                    this.sumWeight(aimArr,i+count*h,j+count*v,10**5);
                                }
                            }
                            continue;
                        }else{
                            
                        }
                        
                        // 某个方向的末端的推荐权重  (权重暂时认为后方第一个位置和第二位位置一样) 两头空的+0.2  一端空的+0  两端都死的考虑能否凑5个子
                        if(this.pieces[i-1*h] && this.pieces[i-1*h][j-1*v] === 0){ // 前1空
                            if(this.pieces[i+count*h] && this.pieces[i+count*h][j+count*v] === 0){ // 末1空
                                if(this.pieces[i+(count+1)*h] && this.pieces[i+(count+1)*h][j+(count+1)*v] === 0){ //末2空
                                    if(count>=3){
                                        this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+n2b1+0.3));
                                        this.sumWeight(aimArr,i+(count+1)*h,j+(count+1)*v,10**(count+n2b2));
                                    }else{
                                        this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+n2b1));
                                        this.sumWeight(aimArr,i+(count+1)*h,j+(count+1)*v,10**(count+n2b2));
                                    }
                                }else if(this.pieces[i+(count+1)*h] && this.pieces[i+(count+1)*h][j+(count+1)*v] === standpoint){ // 末2己
                                    let count2 = this.directionCount(arr[d],standpoint,i+(count+1)*h,j+(count+1)*v);
                                    if(count+count2 >= 4){ // 可以赢的特殊算
                                        this.sumWeight(aimArr,i+count*h,j+count*v,10**5);
                                    }else{
                                        if(this.pieces[i+(count+1+count2)*h] && this.pieces[i+(count+1+count2)*h][j+(count+1+count2)*v] === 0){
                                            this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+count2+dn2c));
                                            this.sumWeight(aimArr,i+(count+1+count2)*h,j+(count+1+count2)*v,10**(count+count2+dn2b1));
                                        }else {
                                            this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+count2+dn1c));
                                        }
                                    }
                                        
                                }else { //末2敌或边界  
                                    this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+n1b1));
                                }
                            }else { // 末1敌或边界   末1不可能是己方的
                                // 末端没有推荐的位置
                            }
                        }else if(this.pieces[i-1*h] && this.pieces[i-1*h][j-1*v] === standpoint){ // 前1己  这里已经计算过了,跳过逻辑
                            continue;
                        }else { // 前1 敌方或边界
                            if(this.pieces[i+count*h] && this.pieces[i+count*h][j+count*v] === 0){ // 末1空
                                if(this.pieces[i+(count+1)*h] && this.pieces[i+(count+1)*h][j+(count+1)*v] === 0){ //末2空
                                    this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+n1b1));
                                    this.sumWeight(aimArr,i+(count+1)*h,j+(count+1)*v,10**(count+n1b2));
                                }else if(this.pieces[i+(count+1)*h] && this.pieces[i+(count+1)*h][j+(count+1)*v] === standpoint){ // 末2己
    //                                    this.sumWeight(this.myPositions,i+count*h,j+count*v,10**(count+0.1));
                                    let count2 = this.directionCount(arr[d],standpoint,i+(count+1)*h,j+(count+1)*v);
                                    if(count+count2 >= 4){
                                        this.sumWeight(aimArr,i+count*h,j+count*v,10**5);
                                    }else{
                                        if(this.pieces[i+(count+1+count2)*h] && this.pieces[i+(count+1+count2)*h][j+(count+1+count2)*v] === 0){
                                            this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+count2+dn1c));
                                            this.sumWeight(aimArr,i+(count+1+count2)*h,j+(count+1+count2)*v,10**(count+count2+dn1b1));
                                        }else {// 两端是死的 中间要么是5要么就没意义
                                            if(count+1+count2 == 5){
                                                this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+count2+1));
                                            }else{
                                                this.sumWeight(aimArr,i+count*h,j+count*v,0);
                                                //console.log("中间凑不够5个,中间权重是0");
                                            }
                                        }
                                    }
                                        
                                }else { //末2敌或边界
                                    if(count==4){ // 只有四颗子的时候这个位置才有意义
                                        this.sumWeight(aimArr,i+count*h,j+count*v,10**(count+1));
                                    }
                                }
                            }else { // 末1敌或边界   末1不可能是己方的
                                // 走不了了
                            }
                        }
                        
                        // 某个方向的前端的推荐权重
                        if(this.pieces[i+count*h] && this.pieces[i+count*h][j+count*v] === 0){ // 后1空
                            if(this.pieces[i-1*h] && this.pieces[i-1*h][j-1*v] === 0){ // 前1空
                                if(this.pieces[i-2*h] && this.pieces[i-2*h][j-2*v] === 0){ //前2空
                                    if(count>=3){
                                        this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+n2f1+0.3));
                                        this.sumWeight(aimArr,i-2*h,j-2*v,10**(count+n2f2));
                                    }else{
                                        this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+n2f1));
                                        this.sumWeight(aimArr,i-2*h,j-2*v,10**(count+n2f2));
                                    }
                                }else if(this.pieces[i-2*h] && this.pieces[i-2*h][j-2*v] === standpoint){ // 前2己
    //                                    this.sumWeight(this.myPositions,i-1*h,j-1*v,10**(count+0.3));
                                    let count2 = this.directionCount(this.reverseDirection(arr[d]),standpoint,i-2*h,j-2*v);
                                    if(count+count2 >= 4){
                                        this.sumWeight(aimArr,i-1*h,j-1*v,10**5);
                                    }else{
                                        if(this.pieces[i-(1+count2)*h] && this.pieces[i-(1+count2)*h][j-(1+count2)*v] === 0){
                                            this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+count2+dn2c));
                                            this.sumWeight(aimArr,i-(1+count2)*h,j-(1+count2)*v,10**(count+count2+dn2f1));
                                        }else {
                                            this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+count2+dn1c));
                                            this.sumWeight(aimArr,i-(1+count2)*h,j-(1+count2)*v,10**(count+count2+dn1f1));
                                        }
                                    }
                                        
                                }else { //前2敌或边界
                                    this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+n1f1));
                                }
                            }else { // 前1敌或边界   前1不可能是己方的
                                // 前端没有推荐的位置
                            }
                        }else if(this.pieces[i+count*h] && this.pieces[i+count*h][j+count*v] === standpoint){ // 后1己  这里已经计算过了,跳过逻辑
                            continue;
                        }else { // 后1 敌方或边界
                            if(this.pieces[i-1*h] && this.pieces[i-1*h][j-1*v] === 0){ // 前1空
                                if(this.pieces[i-2*h] && this.pieces[i-2*h][j-2*v] === 0){ //前2空
                                    this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+n1f1));
                                    this.sumWeight(aimArr,i-2*h,j-2*v,10**(count+n1f2));
                                }else if(this.pieces[i-2*h] && this.pieces[i-2*h][j-2*v] === standpoint){ // 前2己
                                    // this.sumWeight(this.myPositions,i-1*h,j-1*v,10**(count+0.1));
                                    let count2 = this.directionCount(this.reverseDirection(arr[d]),standpoint,i-2*h,j-2*v);
                                    if(count+count2 >= 4){
                                        this.sumWeight(aimArr,i-1*h,j-1*v,10**5);
                                    }else{
                                        if(this.pieces[i-(1+count2)*h] && this.pieces[i-(1+count2)*h][j-(1+count2)*v] === 0){
                                            this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+count2+dn1c));
                                            this.sumWeight(aimArr,i-(1+count2)*h,j-(1+count2)*v,10**(count+count2+dn1f1));
                                        }else {
                                            if(count+1+count2 == 5){
                                                this.sumWeight(aimArr,i-1*h,j-1*v,10**(count+count2+1));
                                            }else{
                                                this.sumWeight(aimArr,i-1*h,j-1*v,0);
                                                //console.log("中间凑不够5个,中间权重是0");
                                            }
                                        }
                                    }
                                }else { //前2敌或边界
                                    if(count==4){ // 只有四颗子的时候这个位置才有意义
                                        this.sumWeight(aimArr,i-2*h,j-2*v,10**(count+1));
                                    }
                                }
                            }else { // 前1敌或边界  前1不可能是己方的
                                // 前后都是敌,推荐个锤子
                            }
                        }
                    }
                    
                }
            }
        }
        
        
        reverseDirection(direction){
            var rd = "";
            switch(direction){
                case "r":
                    rd = "l";break;
                case "rd":
                    rd = "lt";break;
                case "d":
                    rd = "t";break;
                case "ld":
                    rd = "rt";break;
                case "l":
                    rd = "r";break;
                case "lt":
                    rd = "rd";break;
                case "t":
                    rd = "d";break;
                case "rt":
                    rd = "ld";break;
                default: console.error("输入方向不对,无法反转");     
            }
            return rd;
        }
        
        // 方向数字化numberDirection r(1,0) rd(1,1) ld(-1,1)
        nd(direction){
            var res = {h:0,v:0}; // h horizontal v vertical
            switch(direction){
                case "r":
                    res.h = 1;
                    res.v = 0;
                    break;
                case "rd":
                    res.h = 1;
                    res.v = 1;
                    break;
                case "d":
                    res.h = 0;
                    res.v = 1;
                    break;
                case "ld":
                    res.h = -1;
                    res.v = 1;
                    break;
                case "l":
                    res.h = -1;
                    res.v = 0;
                    break;
                case "lt":
                    res.h = -1;
                    res.v = -1;
                    break;
                case "t":
                    res.h = 0;
                    res.v = -1;
                    break;
                case "rt":
                    res.h = 1;
                    res.v = -1;
                    break;
                default: console.error("方向输入有误");
            }
            return res;
        }
        
        // 合并同一个位置的权重
        sumWeight(arr,x,y,weight){
            weight = parseInt(weight); // 这里取一下整,小数看着不爽
            var index = -1;
            for(let i=0,len=arr.length;i<len;i++){
                if(arr[i].x==x && arr[i].y==y){
                    index = i;
                    break;
                }
            }
            if(index!=-1){ // 如果已存在则权重相加
                arr[index].weight += weight;
            }else{ // 如果不存在则添加一条
                arr.push({x,y,weight});
            }
        }
        
        // 从推荐位置中找出最佳位置  权重最大的位置
        bestPosition (){
            var myMax=0,myP={},myArr=[];
            for(let i=0,len=this.myPositions.length;i<len;i++){
                if(this.myPositions[i].weight>myMax){
                    myMax = this.myPositions[i].weight;
                    myP.x = this.myPositions[i].x;
                    myP.y = this.myPositions[i].y;
                }
            }
            var enemyMax = 0, enemyP = {}, enemyArr = [];
            for(let i=0,len=this.enemyPositions.length;i<len;i++){
                if(this.enemyPositions[i].weight>enemyMax){
                    enemyMax = this.enemyPositions[i].weight;
                    enemyP.x = this.enemyPositions[i].x;
                    enemyP.y = this.enemyPositions[i].y;
                }
            }
    //        console.log(this.myPositions,this.ememyPositions);
            //console.log("敌方权重最大:"+enemyMax,"我方权重最大:"+myMax);
            
            for(let i=0,len=this.myPositions.length;i<len;i++){
                if(this.myPositions[i].weight==myMax){
                    myArr.push(this.deepClone(this.myPositions[i]));
                }
            }
            for(let i=0,len=this.enemyPositions.length;i<len;i++){
                if(this.enemyPositions[i].weight==enemyMax){
                    enemyArr.push(this.deepClone(this.enemyPositions[i]));
                }
            }
            console.log(myArr,enemyArr,"敌方权重最大:"+enemyMax,"我方权重最大:"+myMax)
            if(enemyMax>myMax){
                // 敌方权重最大的地方(有相同位置时,谋求自己的大权重位置)
                var myMaxW = 0; // 我方在敌方最有位置处的最佳权重
                var recommedP = enemyP;
                for(let i=0, len=enemyArr.length;i<len;i++){
                    for(let j=0,len1=this.myPositions.length;j<len1;j++){
                        if(this.myPositions[j].x==enemyArr[i].x && this.myPositions[j].y==enemyArr[i].y){
                            if(this.myPositions[j].weight>myMaxW){
                                myMaxW = this.myPositions[j].weight;
                                recommedP.x = this.myPositions[j].x;
                                recommedP.y = this.myPositions[j].y;
                            }
                        }
                    }
                }
                return recommedP;
            }else {
                // 我方权重最大的地方(有相同位置时,占据敌方的相对大权重位置)
                var enemyMaxW = 0; // 我方在敌方最有位置处的最佳权重
                var recommedP = myP;
                for(let i=0, len=myArr.length;i<len;i++){
                    for(let j=0,len1=this.enemyPositions.length;j<len1;j++){
                        if(this.enemyPositions[j].x==myArr[i].x && this.enemyPositions[j].y==myArr[i].y){
                            if(this.enemyPositions[j].weight>enemyMaxW){
                                enemyMaxW = this.enemyPositions[j].weight;
                                recommedP.x = this.enemyPositions[j].x;
                                recommedP.y = this.enemyPositions[j].y;
                            }
                        }
                    }
                }
                return recommedP;
            }
        }
        
        // 获取赢家
        getWinner(){
            switch(this.victor){
                case 0:
                    console.log("还没产生赢家");break;
                case 1: 
                    setTimeout(()=>{
                        alert("白棋赢");
                        this.canContinue = false;
                    },30);
                    break;
                case 2:
                    setTimeout(()=>{
                        alert("黑棋赢");
                        this.canContinue = false;
                    },30);
                    break;
                default:;
            }
        }
    
        // 判断输赢
        getVictor() { //1.找到一个当前棋子,2.判断它的右、右下、下、左下四个方向是否连成5个棋子
            var dArr = ["r","rd","d","ld"];
            for(var i=1;i<this.pieces.length;i++){
                for(var j=1;j<this.pieces[i].length;j++){
                    if(this.pieces[i][j] == this.active){
                        for(let k =0;k<dArr.length;k++){
                            if(this.directionCount(dArr[k],this.active,i,j) == 5){// 右r 下d 左l 上t 
                                this.victor = this.active;
                                this.getWinner();
                                return;
                            }
                        }
                    }
                }
            }
        }
        
        // 各个方向连珠数量判断
        directionCount(direction,oneSide,i,j){
            var count = 0;
            var nd = this.nd(direction);
            if(this.pieces[i][j] == oneSide){
                count = 1;
                for(let k=1;k<5;k++){
                    if(this.pieces[i+k*nd.h] && this.pieces[i+k*nd.h][j+k*nd.v] === oneSide){
                        count++;
                        continue;
                    }else {
                        break;
                    }
                }
            }
            return count;
        }
        
        
        
        // 深拷贝
        deepClone(values) {
            var copy;
    
            // Handle the 3 simple types, and null or undefined
            if(null == values || "object" != typeof values) return values;
    
            // Handle Date
            if(values instanceof Date) {
                copy = new Date();
                copy.setTime(values.getTime());
                return copy;
            }
    
            // Handle Array
            if(values instanceof Array) {
                copy = [];
                for(var i = 0, len = values.length; i < len; i++) {
                    copy[i] = this.deepClone(values[i]);
                }
                return copy;
            }
    
            // Handle Object
            if(values instanceof Object) {
                copy = {};
                for(var attr in values) {
                    if(values.hasOwnProperty(attr)) copy[attr] = this.deepClone(values[attr]);
                }
                return copy;
            }
    
            throw new Error("Unable to copy values! Its type isn't supported.");
        }
    }

     

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  • 原文地址:https://www.cnblogs.com/zhaodesheng/p/10063690.html
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