feat(*): 代码仓库初始化

Server/1/aa.js

@@ -0,0 +1,14 @@
+const fs = require("fs");
+
+fs.readFile(__dirname + "/aa.txt", "utf8", (err, data) => {
+  if (err) return;
+
+  const content = data
+    .replace(/(\d+)[、.](?=\s*)/g, "$1、 ")
+    .replace(/([A-D])[.、](?=\s*)/g, "$1. ")
+    .replace(/\r?\n([B-D]\.)/g, "\t$1");
+
+  fs.writeFile(__dirname + "/new.txt", content, "utf8", (err) => {
+    if (err) return;
+  });
+});

Server/1/aa.txt

@@ -0,0 +1,10 @@
+1、四大名著有哪些?
+A.西游记
+B.水浒传
+C.三国演义
+D.红楼梦
+2.我们的口号
+A、键盘敲烂、月薪过万
+B、键盘生灰、垃圾一堆
+C、键盘打烂
+D、键盘放烂

Server/1/new.txt

@@ -0,0 +1,4 @@
+1、 四大名著有哪些?
+A. 西游记	B. 水浒传	C. 三国演义	D. 红楼梦
+2、 我们的口号
+A. 键盘敲烂、月薪过万	B. 键盘生灰、垃圾一堆	C. 键盘打烂	D. 键盘放烂

Server/2/.gitignore

@@ -0,0 +1 @@
+text.txt

Server/2/README.md

@@ -0,0 +1,20 @@
+<!--
+ Copyright (c) 2025 zhilv
+ 
+ This software is released under the MIT License.
+ https://opensource.org/licenses/MIT
+-->
+
+## `Python` 网络爬虫基础教程
+
+### 文件介绍
+
+```sh
+.
+├── 1  # 课堂作业1
+├── 2  # 课堂作业2
+└── tests  # 实验文件夹
+    ├── test1  # 实验一
+    ├── test2  # 实验二
+    └── test3  # 实验三
+```

Server/2/main.js

@@ -0,0 +1,6 @@
+const utils = require("./utils");
+const fs = require("fs");
+
+const text = fs.readFileSync(__dirname + "/text.txt", "utf8");
+
+console.log(utils.word_count(text));

Server/2/utils.js

@@ -0,0 +1,12 @@
+const word_count = function (text) {
+  const text_list = text.replace(/[、\r?\n，,\s]+/g, " ").split(" ");
+  let word_obj = {};
+  for (const word of text_list) {
+    word_obj[word] = (word_obj[word] || 0) + 1;
+  }
+  return word_obj;
+};
+
+module.exports = {
+  word_count,
+};

Server/README.md

@@ -0,0 +1,18 @@
+<!--
+ Copyright (c) 2025 zhilv
+ 
+ This software is released under the MIT License.
+ https://opensource.org/licenses/MIT
+-->
+
+## `Node.js` 从基础到项目实践
+
+### 文件介绍
+
+```sh
+.
+├── images  # 图片资源
+├── test1  # 实验一
+├── test2  # 实验二
+└── test3  # 实验三
+```

Server/tests/test1/common.js

@@ -0,0 +1,133 @@
+const os = require("os");
+const path = require("path");
+
+// 格式化字节数为人类可读的单位
+function formatBytes(bytes) {
+  const size = {
+    GB: 1024 * 1024 * 1024,
+    MB: 1024 * 1024,
+    KB: 1024,
+    B: 1,
+  };
+  for (const key in size) {
+    if (bytes >= size[key]) return `${bytes / size[key]} ${key}`;
+  }
+}
+
+// 工具函数：统一处理路径分隔符为正斜杠
+const formatPath = (pathStr) => {
+  return pathStr.replace(/\\/g, "/"); // 单个反斜杠替换为正斜杠
+};
+
+// 1. 操作系统基本信息
+const getSystemInfo = () => {
+  return {
+    osType: os.type(),
+    osPlatform: os.platform(),
+    osVersion: os.release(),
+    osName: os.version(),
+    arch: os.arch(),
+    hostname: os.hostname(),
+    systemStartTime: new Date(os.uptime() * 1000).toLocaleDateString(),
+    systemRunningTime: `${Math.floor(os.uptime() / 3600)}小时 ${
+      Math.floor(os.uptime() % 3600) / 60
+    }分钟`,
+  };
+};
+
+// 2. CPU信息
+const getCPUInfo = () => {
+  const cpus = os.cpus();
+  return {
+    number: cpus.length,
+    model: cpus[0].model,
+    speed: cpus[0].speed + "MHz",
+  };
+};
+
+// 3. 内存信息
+const getMemoryInfo = () => {
+  return {
+    total: formatBytes(os.totalmem()),
+    freeMemory: formatBytes(os.freemem()),
+    useMemory: formatBytes(os.totalmem() - os.freemem()),
+    useRate: `${Math.round((1 - os.freemem() / os.totalmem()) * 100)}%`,
+  };
+};
+
+// 4. 用户信息
+const getUserInfo = () => {
+  const userInfo = os.userInfo();
+  return {
+    userName: userInfo.username,
+    uid: userInfo.uid,
+    gid: userInfo.gid,
+    homeDir: formatPath(userInfo.homedir),
+    shell: userInfo.shell || "unknown",
+  };
+};
+
+// 5. 目录信息
+const getDirInfo = () => {
+  return {
+    homeDir: formatPath(os.homedir()),
+    tmpDir: formatPath(os.tmpdir()),
+  };
+};
+
+// 6. 负载信息 (仅 Unix 系统有效)
+const getDutyInfo = () => {
+  const loadavg = os.loadavg();
+  return {
+    min1: loadavg[0].toFixed(2),
+    min5: loadavg[1].toFixed(2),
+    min15: loadavg[2].toFixed(2),
+  };
+};
+
+// 7. 网络接口信息
+const getNetworkInterfaceInfo = () => {
+  const networkInterfaces = os.networkInterfaces();
+  const data = [];
+  for (const [interfaceName, interfaceInfo] of Object.entries(
+    networkInterfaces
+  )) {
+    let item;
+    interfaceInfo.forEach((info) => {
+      item = {
+        name: interfaceName,
+        family: info.family,
+        ip: info.address,
+        mac: info.mac,
+        localAddress: info.internal ? true : false,
+        netmask: info.netmask,
+        gateway: info.gateway,
+      };
+    });
+    data.push(item);
+  }
+  return data;
+};
+
+const getAll = () => {
+  return {
+    SystemInfo: getSystemInfo(),
+    CPUInfo: getCPUInfo(),
+    MemoryInfo: getMemoryInfo(),
+    UserInfo: getUserInfo(),
+    DirInfo: getDirInfo(),
+    DutyInfo: getDutyInfo(),
+    NetworkInterfaceInfo: getNetworkInterfaceInfo(),
+  };
+};
+
+module.exports = {
+  getSystemInfo,
+  getCPUInfo,
+  getMemoryInfo,
+  getUserInfo,
+  getDirInfo,
+  getDutyInfo,
+  getNetworkInterfaceInfo,
+  getAll,
+};

Server/tests/test1/index.html

@@ -0,0 +1,268 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>系统指标详情</title>
+    <style>
+        body {
+            font-family: Arial, sans-serif;
+            margin: 20px;
+            line-height: 1.6;
+        }
+
+        .container {
+            max-width: 1200px;
+            margin: 0 auto;
+        }
+
+        h1 {
+            text-align: center;
+            color: #2c3e50;
+            margin-bottom: 30px;
+        }
+
+        .section {
+            margin-bottom: 40px;
+            padding: 20px;
+            border-radius: 8px;
+            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+        }
+
+        h2 {
+            color: #34495e;
+            border-left: 4px solid #3498db;
+            padding-left: 10px;
+            margin-top: 0;
+        }
+
+        table {
+            width: 100%;
+            border-collapse: collapse;
+            margin-top: 15px;
+        }
+
+        th,
+        td {
+            padding: 12px 15px;
+            text-align: left;
+            border-bottom: 1px solid #ecf0f1;
+        }
+
+        th {
+            background-color: #f8f9fa;
+            color: #2c3e50;
+            font-weight: 600;
+        }
+
+        tr:hover {
+            background-color: #f8f9fa;
+        }
+
+        .network-item {
+            margin-bottom: 15px;
+            padding: 15px;
+            border-radius: 6px;
+            background-color: #f8f9fa;
+        }
+
+        .update-time {
+            text-align: right;
+            color: #7f8c8d;
+            font-size: 0.9em;
+            margin-bottom: 10px;
+        }
+
+        @media (max-width: 768px) {
+
+            table,
+            th,
+            td {
+                display: block;
+            }
+
+            th {
+                position: absolute;
+                top: -9999px;
+                left: -9999px;
+            }
+
+            tr {
+                margin-bottom: 15px;
+                border: 1px solid #ecf0f1;
+                border-radius: 6px;
+            }
+
+            td {
+                position: relative;
+                padding-left: 50%;
+                border-bottom: none;
+            }
+
+            td:before {
+                position: absolute;
+                left: 15px;
+                content: attr(data-label);
+                font-weight: 600;
+                color: #2c3e50;
+            }
+        }
+    </style>
+</head>
+
+<body>
+    <div class="container">
+        <h1>系统指标详情</h1>
+        <div class="update-time" id="updateTime"></div>
+        <div id="content"></div>
+    </div>
+
+</body>
+
+<script>
+    let data = `@@@`;
+
+    // 解析数据并渲染页面
+    function renderData() {
+        const systemData = JSON.parse(data);
+        const content = document.getElementById('content');
+        let html = '';
+
+        // 更新时间
+        document.getElementById('updateTime').textContent = `最后更新: ${new Date().toLocaleString()}`;
+
+        // 1. 系统信息
+        html += `
+            <div class="section">
+                <h2>1. 系统基础信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">操作系统类型</td><td data-label="数值">${systemData.SystemInfo.osType}</td></tr>
+                    <tr><td data-label="指标名称">系统平台</td><td data-label="数值">${systemData.SystemInfo.osPlatform}</td></tr>
+                    <tr><td data-label="指标名称">系统版本</td><td data-label="数值">${systemData.SystemInfo.osVersion}</td></tr>
+                    <tr><td data-label="指标名称">系统名称</td><td data-label="数值">${systemData.SystemInfo.osName}</td></tr>
+                    <tr><td data-label="指标名称">系统架构</td><td data-label="数值">${systemData.SystemInfo.arch}</td></tr>
+                    <tr><td data-label="指标名称">主机名</td><td data-label="数值">${systemData.SystemInfo.hostname}</td></tr>
+                    <tr><td data-label="指标名称">系统启动时间</td><td data-label="数值">${systemData.SystemInfo.systemStartTime} ${systemData.SystemInfo.systemStartTime === '1970/1/1' ? '(可能为数据异常)' : ''}</td></tr>
+                    <tr><td data-label="指标名称">系统运行时长</td><td data-label="数值">${systemData.SystemInfo.systemRunningTime}</td></tr>
+                </table>
+            </div>`;
+
+        // 2. CPU信息
+        html += `
+            <div class="section">
+                <h2>2. CPU信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">CPU核心数</td><td data-label="数值">${systemData.CPUInfo.number}</td></tr>
+                    <tr><td data-label="指标名称">CPU型号</td><td data-label="数值">${systemData.CPUInfo.model}</td></tr>
+                    <tr><td data-label="指标名称">CPU基础频率</td><td data-label="数值">${systemData.CPUInfo.speed}</td></tr>
+                </table>
+            </div>`;
+
+        // 3. 内存信息
+        html += `
+            <div class="section">
+                <h2>3. 内存信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">总内存</td><td data-label="数值">${systemData.MemoryInfo.total}</td></tr>
+                    <tr><td data-label="指标名称">空闲内存</td><td data-label="数值">${systemData.MemoryInfo.freeMemory}</td></tr>
+                    <tr><td data-label="指标名称">已使用内存</td><td data-label="数值">${systemData.MemoryInfo.useMemory}</td></tr>
+                    <tr><td data-label="指标名称">内存使用率</td><td data-label="数值">${systemData.MemoryInfo.useRate}</td></tr>
+                </table>
+            </div>`;
+
+        // 4. 用户信息
+        html += `
+            <div class="section">
+                <h2>4. 用户信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">用户名</td><td data-label="数值">${systemData.UserInfo.userName}</td></tr>
+                    <tr><td data-label="指标名称">用户ID（uid）</td><td data-label="数值">${systemData.UserInfo.uid} (Windows系统默认值)</td></tr>
+                    <tr><td data-label="指标名称">用户组ID（gid）</td><td data-label="数值">${systemData.UserInfo.gid} (Windows系统默认值)</td></tr>
+                    <tr><td data-label="指标名称">用户主目录</td><td data-label="数值">${systemData.UserInfo.homeDir}</td></tr>
+                    <tr><td data-label="指标名称">默认shell</td><td data-label="数值">${systemData.UserInfo.shell}</td></tr>
+                </table>
+            </div>`;
+
+        // 5. 目录信息
+        html += `
+            <div class="section">
+                <h2>5. 目录信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">用户主目录</td><td data-label="数值">${systemData.DirInfo.homeDir}</td></tr>
+                    <tr><td data-label="指标名称">临时目录</td><td data-label="数值">${systemData.DirInfo.tmpDir}</td></tr>
+                </table>
+            </div>`;
+
+        // 6. 负载信息
+        html += `
+            <div class="section">
+                <h2>6. 系统负载信息</h2>
+                <table>
+                    <tr><th>指标名称</th><th>数值</th></tr>
+                    <tr><td data-label="指标名称">1分钟负载</td><td data-label="数值">${systemData.DutyInfo.min1}</td></tr>
+                    <tr><td data-label="指标名称">5分钟负载</td><td data-label="数值">${systemData.DutyInfo.min5}</td></tr>
+                    <tr><td data-label="指标名称">15分钟负载</td><td data-label="数值">${systemData.DutyInfo.min15}</td></tr>
+                </table>
+            </div>`;
+
+        // 7. 网络接口信息
+        html += `<div class="section"><h2>7. 网络接口信息</h2><div id="networkList">`;
+        systemData.NetworkInterfaceInfo.forEach(iface => {
+            html += `
+                <div class="network-item">
+                    <h3>网络接口：${iface.name} ${iface.localAddress ? '(本地回环)' : ''}</h3>
+                    <table>
+                        <tr><td data-label="指标名称">网络协议</td><td data-label="数值">${iface.family}</td></tr>
+                        <tr><td data-label="指标名称">IP地址</td><td data-label="数值">${iface.ip}</td></tr>
+                        <tr><td data-label="指标名称">MAC地址</td><td data-label="数值">${iface.mac}</td></tr>
+                        <tr><td data-label="指标名称">是否本地地址</td><td data-label="数值">${iface.localAddress ? '是' : '否'}</td></tr>
+                        <tr><td data-label="指标名称">子网掩码</td><td data-label="数值">${iface.netmask}</td></tr>
+                    </table>
+                </div>`;
+        });
+        html += `</div></div>`;
+        console.log(html);
+
+        content.innerHTML = html;
+    }
+
+    // 初始渲染
+    renderData();
+
+    // 模拟数据更新（每5秒更新一次运行时间）
+    setInterval(() => {
+        const systemData = JSON.parse(data);
+        // 解析当前运行时间并增加1分钟
+        const timeMatch = systemData.SystemInfo.systemRunningTime.match(/(\d+)小时 (\d+\.\d+)分钟/);
+        if (timeMatch) {
+            const hours = parseInt(timeMatch[1]);
+            let minutes = parseFloat(timeMatch[2]) + 1;
+
+            // 处理分钟进位
+            if (minutes >= 60) {
+                minutes -= 60;
+                systemData.SystemInfo.systemRunningTime = `${hours + 1}小时 ${minutes.toFixed(15)}分钟`;
+            } else {
+                systemData.SystemInfo.systemRunningTime = `${hours}小时 ${minutes.toFixed(15)}分钟`;
+            }
+
+            // 更新内存使用率（随机波动1-2%）
+            const currentRate = parseInt(systemData.MemoryInfo.useRate);
+            const newRate = Math.max(10, Math.min(90, currentRate + (Math.random() > 0.5 ? 1 : -1)));
+            systemData.MemoryInfo.useRate = `${newRate}%`;
+
+            // 重新序列化数据
+            data = JSON.stringify(systemData);
+            // 重新渲染页面
+            renderData();
+        }
+    }, 5000); // 5秒更新一次
+</script>
+
+</html>

Server/tests/test1/server.js

@@ -0,0 +1,23 @@
+const http = require("http");
+const fs = require("fs");
+const common = require(__dirname + "/common");
+
+const server = http.createServer();
+
+server.on("request", (req, res) => {
+  fs.readFile("./index.html", { encoding: "utf8" }, (err, data) => {
+    if (err) {
+      res.writeHead(500);
+      res.end("Error Loading File");
+    } else {
+      res.writeHead(200, {
+        "content-type": "text/html",
+      });
+      res.end(data.replace("@@@", JSON.stringify(common.getAll())));
+    }
+  });
+});
+
+server.listen(3000, () => {
+  console.log("server is running at http://127.0.0.1:3000");
+});

Server/tests/test2/index.js

@@ -0,0 +1,14 @@
+const myModule = require("./myModule");
+
+console.log("Auther: ", myModule.auther);
+console.log(myModule.greet("Alice"));
+console.log("Sum: ", myModule.add(3, 5));
+
+const lodash = require("lodash");
+
+const array = [1, 2, 3, 4, 5];
+const result = lodash.reverse(array);
+console.log("Reverse array: ", result);
+
+const gt3 = array.filter((n) => lodash.gt(n, 3));
+console.log("Greater than 3: ", gt3);

Server/tests/test2/myModule.js

@@ -0,0 +1,15 @@
+const auther = "harry";
+
+const greet = (name) => {
+  return `Hello, ${name}!`;
+};
+
+const add = (a, b) => {
+  return a + b;
+};
+
+module.exports = {
+    auther,
+    greet,
+    add
+}

Server/tests/test3/.gitignore

@@ -0,0 +1,2 @@
+node_modules
+pnpm-lock.yaml

Server/tests/test3/index.js

@@ -0,0 +1,16 @@
+const express = require("express")
+const { router } = require("./routes/useRoute")
+
+const app = express()
+
+app.use(express.json())
+app.use(router)
+
+
+app.listen("3000", (err) => {
+    if (err) {
+        console.log(err);
+        return
+    }
+    console.log("server listen :3000");
+})

Server/tests/test3/package.json

@@ -0,0 +1,18 @@
+{
+  "name": "test3",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "packageManager": "pnpm@10.14.0",
+  "dependencies": {
+    "express": "^5.1.0",
+    "joi": "^18.0.1",
+    "lodash": "^4.17.21"
+  }
+}

Server/tests/test3/routes/useRoute.js

@@ -0,0 +1,100 @@
+const express = require("express")
+const { number } = require("joi")
+const joi = require("joi")
+const lodash = require("lodash")
+const router = express.Router()
+
+router.get("/userId/:userId", (req, res) => {
+    const userId = req.params.userId;
+    const { err } = joi.number().validate(userId);
+    if (err) {
+        return res.status(400).send("Invaild UserID");
+    }
+    res.send(`user ID is ${userId}`);
+})
+
+router.get("/userName", (req, res) => {
+    const { name } = req.query;
+
+    const schema = joi.object({
+        name: joi.string().min(2).max(20).required()
+    })
+    const { error } = schema.validate({ name })
+    if (error) {
+        return res.status(400).send("Invaild UserName");
+    }
+    res.send(`User name is ${name}`)
+})
+
+router.get("/profile", (req, res) => {
+    res.send("This is the user profile page.")
+})
+
+router.get("/profile/setting", (req, res) => {
+    res.send("This is the user profile setting page.")
+})
+
+const data = [
+    { name: 'zs', course: 'app', score: 90 },
+    { name: 'zs', course: 'java', score: 80 },
+    { name: 'ls', course: 'app', score: 89 },
+    { name: 'ls', course: 'java', score: 99 },
+    { name: 'ww', course: 'app', score: 78 },
+    { name: 'ww', course: 'java', score: 88 },
+]
+
+router.get("/myScoure", (req, res) => {
+    const { name } = req.query;
+    const schema = joi.object({
+        name: joi.string().min(2).max(20).required()
+    })
+    const { error } = schema.validate({ name });
+    if (error) {
+        return res.status(400).send("Invaild Name.");
+    }
+
+    const dataGroup = lodash(data).groupBy("name").get(name)
+    res.send(dataGroup)
+})
+
+router.get("/showScoure", (req, res) => {
+    const dataOrder = lodash.orderBy(data, ["score"], orders = "desc");
+    // console.log(dataOrder);
+    const dataGroup = lodash(data).groupBy("name").map((a) => {
+        return {
+            name: a[0].name,
+            avg: lodash.mean(a.map(e => e.score)),
+        }
+    })
+
+    res.send(dataGroup);
+})
+
+router.get("/mny", (_req, res) => {
+    const mnyData = [
+        { name: '张三', mny: '9k' },
+        { name: '随便', mny: 6666 },
+        { name: '王五', mny: '1w' },
+        { name: '李四', mny: 15000 },
+    ]
+    const fixData = mnyData.map((d) =>
+        typeof d.mny === "string"
+            ? {
+                name: d.name,
+                mny: parseInt(d.mny = d.mny.replace("w", "0000").replace("k", "000"))
+            }
+            : {
+                name: d.name,
+                mny: parseInt(d.mny)
+            }
+    )
+
+    const finalData = fixData.filter(d => lodash.gte(d.mny, 9000));
+
+    res.send(finalData)
+})
+
+module.exports = {
+    router
+}
+