JavaScript之猜拳游戏

Posted 2022-08-26 fatinggoodboy

// 猜拳游戏

// 清屏函数

let clear = () => process.stdout.write(process.platform === ‘win32‘ ? ‘\x1Bc‘ : ‘\x1B[2J\x1B[3J\x1B[H‘);

let readline = require("readline-sync");

let player =

name : "玩家", // 默认玩家名

victory : 0 // 玩家胜利局数

;

let com =

name : "电脑",

victory : 0 // 电脑胜利局数

// 胜负判断函数 接收两个参数 玩家猜拳数字 电脑猜拳数字

let judge = function(i,j)

// 返回数字 0 1 2，0代表平局 1代表玩家获胜 2代表电脑获胜

let result = j - i;

if(result === 0)

return 0;

else if(result > 0)

if(i === 1 && j === 3)

return 2;

else

return 1;

else

if(i === 3 && j === 1)

return 1;

else

return 2;

// 描述函数 根据传递过来的数字返回对应的文字

let desc = function(i)

let str = "";

switch(i)

case 1:str = "石头";return str;

case 2:str = "剪刀";return str;

case 3:str = "布";return str;

let main = function()

clear();

console.log("请输入您的玩家名：");

let playerName = readline.question("");

player.name = playerName;

let useSys = true;

while(useSys)

clear();

console.log("欢迎来到猜拳游戏，",player.name);

console.log("请选择游戏选项： 1.开始游戏 2.游戏说明 3.退出游戏");

let funcSelect = readline.question("");

switch(funcSelect)

// 开始游戏

case "1":

let playNow = true; // 设置游戏状态为true

while(playNow)

clear();

console.log("请选择你要出的拳： 1.石头 2.剪刀 3.布 4.返回");

let playerChoose = parseInt(readline.question(""));

switch(playerChoose)

case 1:

case 2:

case 3:

// 电脑随机出拳 返回1-3的随机数 1.石头 2.剪刀 3.布

let computChoose = Math.floor(Math.random()*3 + 1);

let result = judge(playerChoose,computChoose);

// 根据返回结果来输出不同内容

switch(result)

// 平局

case 0:

console.log("你出的是：",desc(playerChoose));

console.log("电脑出的是：",desc(computChoose));

console.log("本轮平局，不记分");

console.log(player.name + ":" + player.victory + " vs " + com.name + ":" + com.victory);

console.log("按回车键继续");

readline.question("");

break;

// 玩家获胜

case 1:

console.log("你出的是：",desc(playerChoose));

console.log("电脑出的是：",desc(computChoose));

console.log("玩家胜利！");

player.victory++;

console.log(player.name + ":" + player.victory + " vs " + com.name + ":" + com.victory);

console.log("按回车键继续");

readline.question("");

break;

// 电脑获胜

case 2:

console.log("你出的是：",desc(playerChoose));

console.log("电脑出的是：",desc(computChoose));

console.log("电脑胜利！");

com.victory++;

console.log(player.name + ":" + player.victory + " vs " + com.name + ":" + com.victory);

console.log("按回车键继续");

readline.question("");

break;

break;

case 4:

playNow = false; // 返回上级菜单 只需要将 playNow需改为false

break;

default:

console.log("输入有误，请重新输入，按回车键继续");

readline.question("");

 

break;

// 游戏说明

case "2":

clear();

console.log("就和平时我们玩的猜拳游戏一样");

console.log("玩家选择是出石头，剪刀，还是布，然后和电脑出的拳进行比较");

console.log("比较规则如下：");

console.log("石头克剪刀 剪刀克布 布克石头");

console.log("按回车键返回");

readline.question("");

break;

// 退出游戏

case "3":

useSys = false;

break;

default:

console.log("输入有误，请重新输入，按回车键继续");

readline.question("");

clear();

console.log("最终比分为：");

console.log(player.name + ":" + player.victory + " vs " + com.name + ":" + com.victory);

console.log("Thank you for playing，",player.name);

main();