21点游戏 分为人机对战和人人对战
玩家每次抽一张牌 牌的点数为1-10点随机数 谁更接近21点谁就获胜
let readline = require("readline-sync");
let clear = () => process.stdout.write(process.platform === 'win32' ? 'x1Bc' : 'x1B[2Jx1B[3Jx1B[H');
let takeCard = function (player) {
let point = Math.floor(Math.random() * 10 + 1);
console.log(`你抽取到的点数为：${point}`);
player.titlePoint += point;
}
let judge = function (player1, player2) {
if (player1.titlePoint > player2.titlePoint) {
return 1;
}
else if (player1.titlePoint < player2.titlePoint) {
return 2;
}
else {
return 0;
}
}
let main = function () {
let useSys = true;
while (useSys) {
clear();
console.log("欢迎来到21点的世界");
console.log("请选择游戏选项： 1.单人模式 2.双人模式 3.游戏说明 4.退出游戏");
let funcSelect = parseInt(readline.question(""));
switch (funcSelect) {
// 单人模式
case 1:
{
let player = { victory: 0, titlePoint: 0 };
let computer = { victory: 0, titlePoint: 0 };
let continuePlay = true; // 是否继续单人模式
while (continuePlay) {
let isTakeCard = true;
while (isTakeCard) {
clear();
console.log(`当前的总点数为：${player.titlePoint}`);
console.log("是否要抽取一张牌？(Y/N)");
let isTake = readline.question("");
switch (isTake) {
case "Y":
case "y":
takeCard(player);
if (player.titlePoint > 21) {
console.log("你已经爆炸了！");
readline.question("");
isTakeCard = false;
break;
}
console.log("
按回车键继续");
readline.question("");
break;
case "N":
case "n":
isTakeCard = false;
break;
default:
console.log("输入有误，请重新输入");
readline.question("");
}
}
if (player.titlePoint > 21) {
console.log("电脑获胜");
computer.victory++;
}
else {
computer.titlePoint = Math.floor(Math.random() * 7 + 15);
console.log(`你的总点数为${player.titlePoint}，电脑的总点数为${computer.titlePoint}`);
let result = judge(player, computer);
switch (result) {
case 0:
console.log("本局为平局，不加分");
break;
case 1:
console.log("玩家获胜");
player.victory++;
break;
case 2:
console.log("电脑获胜");
computer.victory++;
break;
}
}
// 打印信息
console.log("
当前比分如下：");
console.log(`玩家:${player.victory} vs 电脑:${computer.victory}`);
readline.question("");
while (true) {
console.log("是否继续游戏？(Y/N)");
let isAgain = readline.question("");
if (isAgain === 'Y' || isAgain === 'y') {
player.titlePoint = 0;
computer.titlePoint = 0;
break;
}
else if (isAgain === 'N' || isAgain === 'n') {
continuePlay = false;
break;
}
else {
console.log("输入有误，请重新输入
");
}
}
}
clear();
console.log("最终比分如下：");
console.log(`玩家:${player.victory} vs 电脑:${computer.victory}`);
console.log("
按回车键返回");
readline.question("");
}
break;
// 双人模式
case 2:
{
let player1 = { victory: 0, titlePoint: 0, isTakeCard: true };
let player2 = { victory: 0, titlePoint: 0, isTakeCard: true };
let continuePlay = true;
while (continuePlay) {
while (player1.isTakeCard || player2.isTakeCard) {
if (player1.isTakeCard) {
let inputValidate = true;
while (inputValidate) {
clear();
console.log("总点数：")
console.log(`玩家A:${player1.titlePoint} vs 玩家B:${player2.titlePoint}`);
console.log("玩家A 是否抽牌？(Y/N)");
let isTake = readline.question("");
switch (isTake) {
case "Y":
case "y":
inputValidate = false;
takeCard(player1);
readline.question("");
if (player1.titlePoint > 21) {
player1.isTakeCard = false;
player2.isTakeCard = false;
}
break;
case "N":
case "n":
inputValidate = false;
player1.isTakeCard = false;
break;
default:
console.log("输入有误，请重新输入");
readline.question("");
}
}
}
if (player2.isTakeCard) {
let inputValidate = true;
while (inputValidate) {
clear();
console.log("总点数：")
console.log(`玩家A:${player1.titlePoint} vs 玩家B:${player2.titlePoint}`);
console.log("玩家B 是否抽牌？(Y/N)");
let isTake = readline.question("");
switch (isTake) {
case "Y":
case "y":
inputValidate = false;
takeCard(player2);
readline.question("");
if (player2.titlePoint > 21) {
player1.isTakeCard = false;
player2.isTakeCard = false;
}
break;
case "N":
case "n":
inputValidate = false;
player2.isTakeCard = false;
break;
default:
console.log("输入有误，请重新输入");
readline.question("");
}
}
}
}
if (player1.titlePoint > 21) {
console.log("玩家A已爆炸！");
console.log("玩家B获胜");
player2.victory++;
}
else if (player2.titlePoint > 21) {
console.log("玩家B已爆炸！");
console.log("玩家A获胜");
player1.victory++;
}
else {
let result = judge(player1, player2);
switch (result) {
case 0:
console.log("本局为平局，不加分");
break;
case 1:
console.log("玩家A获胜");
player1.victory++;
break;
case 2:
console.log("玩家B获胜");
player2.victory++;
break;
}
}
console.log("
当前比分如下：");
console.log(`玩家A:${player1.victory} vs 玩家B:${player2.victory}`);
readline.question("");
while (true) {
console.log("是否继续游戏？(Y/N)");
let isAgain = readline.question("");
if (isAgain === 'Y' || isAgain === 'y') {
player1.titlePoint = 0;
player2.titlePoint = 0;
player1.isTakeCard = true;
player2.isTakeCard = true;
break;
}
else if (isAgain === 'N' || isAgain === 'n') {
continuePlay = false;
break;
}
else {
console.log("输入有误，请重新输入
");
}
}
}
clear();
console.log("最终比分如下：");
console.log(`玩家A:${player1.victory} vs 玩家B:${player2.victory}`);
console.log("
按回车键返回");
readline.question("");
}
break;
// 游戏说明
case 3:
{
clear();
console.log("单人模式规则：");
console.log("单人模式下玩家可以连续抽牌，每回合抽取的点数为1-10点中任意一个点数");
console.log("所有点数相加不能超过21点，然后总点数和电脑点数进行比较，谁更接近21点谁就算胜利
");
console.log("双人模式规则：");
console.log("两名玩家轮流抽牌，在不超过21点的前提下进行总点数的比较，谁更接近21点谁就算胜利
");
console.log("按回车键返回");
readline.question("");
}
break;
case 4:
{
useSys = false;
}
break;
}
}
clear();
console.log("Thank you for playing");
}
main();