完成基本功能

2026-01-12 03:56:47 +08:00 · 2026-01-12 03:56:47 +08:00 · f0b91409b6
commit f0b91409b6
57 changed files with 9700 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,53 @@
 # Logs
 logs
 *.log
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*
 pnpm-debug.log*
 lerna-debug.log*
 # Dependencies
 node_modules
 node_modules/
 server/node_modules/
 # Build outputs
 dist
 dist-ssr
 *.local
 # Tauri
 src-tauri/target/
 # IDE
 .vscode/*
 !.vscode/extensions.json
 .idea
 .DS_Store
 *.suo
 *.ntvs*
 *.njsproj
 *.sln
 *.sw?
 # Environment
 .env
 .env.local
 .env.*.local
 # OS
 .DS_Store
 Thumbs.db
 # Lock files (optional - uncomment if you don't want to commit them)
 # pnpm-lock.yaml
 # package-lock.json
 # yarn.lock
 # IDE specific
 .trae/
 .history/
 *.swp
 *.swo
 *~
--- a/.vscode/extensions.json
+++ b/.vscode/extensions.json
@ -0,0 +1,7 @@
 {
  "recommendations": [
    "Vue.volar",
    "tauri-apps.tauri-vscode",
    "rust-lang.rust-analyzer"
  ]
 }
--- a/README.md
+++ b/README.md
@ -0,0 +1,7 @@
 # Tauri + Vue 3
 This template should help get you started developing with Tauri + Vue 3 in Vite. The template uses Vue 3 `<script setup>` SFCs, check out the [script setup docs](https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup) to learn more.
 ## Recommended IDE Setup
 - [VS Code](https://code.visualstudio.com/) + [Vue - Official](https://marketplace.visualstudio.com/items?itemName=Vue.volar) + [Tauri](https://marketplace.visualstudio.com/items?itemName=tauri-apps.tauri-vscode) + [rust-analyzer](https://marketplace.visualstudio.com/items?itemName=rust-lang.rust-analyzer)
--- a/index.html
+++ b/index.html
@ -0,0 +1,14 @@
 <!doctype html>
 <html lang="en">
  <head>
    <meta charset="UTF-8" />
    <link rel="icon" type="image/svg+xml" href="/p2p-icon.svg" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>P2P File Transfer</title>
  </head>
  <body>
    <div id="app"></div>
    <script type="module" src="/src/main.js"></script>
  </body>
 </html>
--- a/package.json
+++ b/package.json
@ -0,0 +1,24 @@
 {
  "name": "p2p-transfer",
  "private": true,
  "version": "0.1.0",
  "type": "module",
  "scripts": {
    "dev": "vite --host",
    "build": "vite build",
    "preview": "vite preview",
    "tauri": "tauri"
  },
  "dependencies": {
    "@tauri-apps/api": "^2",
    "@tauri-apps/plugin-opener": "^2",
    "socket.io-client": "^4.8.1",
    "vue": "^3.5.13",
    "vue-i18n": "12.0.0-alpha.3"
  },
  "devDependencies": {
    "@tauri-apps/cli": "^2",
    "@vitejs/plugin-vue": "^5.2.1",
    "vite": "^6.0.3"
  }
 }
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
--- a/public/p2p-icon.svg
+++ b/public/p2p-icon.svg
@ -0,0 +1,19 @@
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--- a/public/tauri.svg
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--- a/server/index.js
+++ b/server/index.js
@ -0,0 +1,128 @@
 import Koa from 'koa';
 import Router from 'koa-router';
 import bodyParser from 'koa-bodyparser';
 import cors from '@koa/cors';
 import { createServer } from 'http';
 import { Server } from 'socket.io';
 import os from 'os';
 import signalRouter from './routes/signal.js';
 import filesRouter from './routes/files.js';
 const app = new Koa();
 const router = new Router();
 const httpServer = createServer(app);
 const io = new Server(httpServer, {
  cors: {
    origin: '*',
    methods: ['GET', 'POST'],
    credentials: true,
    allowedHeaders: ['Content-Type', 'Authorization']
  },
  transports: ['websocket', 'polling']
 });
 app.use(cors({
  origin: '*',
  credentials: true,
  allowMethods: ['GET', 'POST', 'PUT', 'DELETE', 'OPTIONS'],
  allowHeaders: ['Content-Type', 'Authorization']
 }));
 app.use(bodyParser());
 app.use(async (ctx, next) => {
  ctx.io = io;
  await next();
 });
 router.get('/', async (ctx) => {
  ctx.body = {
    message: 'P2P File Transfer Server',
    version: '1.0.0'
  };
 });
 app.use(router.routes());
 app.use(router.allowedMethods());
 app.use(signalRouter.routes());
 app.use(signalRouter.allowedMethods());
 app.use(filesRouter.routes());
 app.use(filesRouter.allowedMethods());
 const rooms = new Map();
 const users = new Map();
 io.on('connection', (socket) => {
  console.log('User connected:', socket.id);
  socket.on('join-room', ({ roomId, userId, nickname }) => {
    socket.join(roomId);
    users.set(socket.id, { roomId, userId, nickname });
    const room = rooms.get(roomId) || new Set();
    room.add(socket.id);
    rooms.set(roomId, room);
    socket.to(roomId).emit('user-joined', { userId, socketId: socket.id, nickname });
    const roomUsers = Array.from(room).map(id => ({
      socketId: id,
      userId: users.get(id)?.userId,
      nickname: users.get(id)?.nickname
    }));
    socket.emit('room-users', roomUsers);
  });
  socket.on('signal', ({ targetSocketId, signal }) => {
    const targetUser = users.get(targetSocketId);
    if (targetUser) {
      io.to(targetSocketId).emit('signal', {
        senderSocketId: socket.id,
        signal
      });
    }
  });
  socket.on('disconnect', () => {
    console.log('User disconnected:', socket.id);
    const user = users.get(socket.id);
    if (user) {
      const room = rooms.get(user.roomId);
      if (room) {
        room.delete(socket.id);
        socket.to(user.roomId).emit('user-left', {
          userId: user.userId,
          socketId: socket.id
        });
        if (room.size === 0) {
          rooms.delete(user.roomId);
        }
      }
      users.delete(socket.id);
    }
  });
 });
 const PORT = process.env.PORT || 3000;
 const HOST = process.env.HOST || '0.0.0.0';
 httpServer.listen(PORT, HOST, () => {
  console.log(`P2P Transfer Server running on http://${HOST}:${PORT}`);
  console.log(`Local access: http://localhost:${PORT}`);
  console.log(`LAN access: http://${getLocalIP()}:${PORT}`);
 });
 function getLocalIP() {
  const interfaces = os.networkInterfaces();
  for (const name of Object.keys(interfaces)) {
    for (const iface of interfaces[name]) {
      if (iface.family === 'IPv4' && !iface.internal) {
        return iface.address;
      }
    }
  }
  return 'localhost';
 }
--- a/server/package.json
+++ b/server/package.json
@ -0,0 +1,29 @@
 {
  "name": "p2p-transfer-server",
  "version": "1.0.0",
  "type": "module",
  "description": "P2P file transfer server with Koa2 and Socket.io",
  "main": "index.js",
  "scripts": {
    "start": "node index.js",
    "dev": "node --watch index.js"
  },
  "keywords": [
    "p2p",
    "file-transfer",
    "webrtc",
    "koa2"
  ],
  "author": "",
  "license": "MIT",
  "dependencies": {
    "@koa/cors": "^5.0.0",
    "@koa/multer": "^3.0.2",
    "koa": "^2.15.3",
    "koa-bodyparser": "^4.4.1",
    "koa-router": "^12.0.1",
    "multer": "^1.4.5-lts.1",
    "socket.io": "^4.8.1",
    "ws": "^8.18.0"
  }
 }
--- a/server/pnpm-lock.yaml
+++ b/server/pnpm-lock.yaml
@ -0,0 +1,939 @@
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      koa-bodyparser:
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      koa-router:
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      socket.io:
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      ws:
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  '@koa/cors@5.0.0':
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      vary: 1.1.2
  '@koa/multer@3.1.0(multer@1.4.5-lts.2)':
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    dependencies:
      '@types/node': 25.0.6
  '@types/node@25.0.6':
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      negotiator: 0.6.3
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    dependencies:
      mime-types: 2.1.35
      ylru: 1.4.0
  call-bind-apply-helpers@1.0.2:
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      function-bind: 1.1.2
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      get-intrinsic: 1.3.0
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      inflation: 2.1.0
      qs: 6.14.1
      raw-body: 2.5.3
      type-is: 1.6.18
  co@4.6.0: {}
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      inherits: 2.0.4
      readable-stream: 2.3.8
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      keygrip: 1.1.0
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      '@types/node': 25.0.6
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      cookie: 0.7.2
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    transitivePeerDependencies:
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      - supports-color
      - utf-8-validate
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    dependencies:
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      hasown: 2.0.2
      math-intrinsics: 1.1.0
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      es-object-atoms: 1.1.1
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  has-tostringtag@1.0.2:
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    dependencies:
      deep-equal: 1.0.1
      http-errors: 1.8.1
  http-errors@1.8.1:
    dependencies:
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      inherits: 2.0.4
      setprototypeof: 1.2.0
      statuses: 1.5.0
      toidentifier: 1.0.1
  http-errors@2.0.1:
    dependencies:
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      inherits: 2.0.4
      setprototypeof: 1.2.0
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      type-is: 1.6.18
  koa-compose@4.1.0: {}
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    dependencies:
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      koa-compose: 4.1.0
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    dependencies:
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      http-errors: 2.0.1
      koa-compose: 4.1.0
      methods: 1.1.2
      path-to-regexp: 6.3.0
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    dependencies:
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      cache-content-type: 1.0.1
      content-disposition: 0.5.4
      content-type: 1.0.5
      cookies: 0.9.1
      debug: 4.4.3
      delegates: 1.0.0
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      destroy: 1.2.0
      encodeurl: 1.0.2
      escape-html: 1.0.3
      fresh: 0.5.2
      http-assert: 1.5.0
      http-errors: 1.8.1
      is-generator-function: 1.1.2
      koa-compose: 4.1.0
      koa-convert: 2.0.0
      on-finished: 2.4.1
      only: 0.0.2
      parseurl: 1.3.3
      statuses: 1.5.0
      type-is: 1.6.18
      vary: 1.1.2
    transitivePeerDependencies:
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  math-intrinsics@1.1.0: {}
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  mime-types@2.1.35:
    dependencies:
      mime-db: 1.52.0
  minimist@1.2.8: {}
  mkdirp@0.5.6:
    dependencies:
      minimist: 1.2.8
  ms@2.1.3: {}
  multer@1.4.5-lts.2:
    dependencies:
      append-field: 1.0.0
      busboy: 1.6.0
      concat-stream: 1.6.2
      mkdirp: 0.5.6
      object-assign: 4.1.1
      type-is: 1.6.18
      xtend: 4.0.2
  negotiator@0.6.3: {}
  object-assign@4.1.1: {}
  object-inspect@1.13.4: {}
  on-finished@2.4.1:
    dependencies:
      ee-first: 1.1.1
  only@0.0.2: {}
  parseurl@1.3.3: {}
  path-to-regexp@6.3.0: {}
  process-nextick-args@2.0.1: {}
  qs@6.14.1:
    dependencies:
      side-channel: 1.1.0
  raw-body@2.5.3:
    dependencies:
      bytes: 3.1.2
      http-errors: 2.0.1
      iconv-lite: 0.4.24
      unpipe: 1.0.0
  readable-stream@2.3.8:
    dependencies:
      core-util-is: 1.0.3
      inherits: 2.0.4
      isarray: 1.0.0
      process-nextick-args: 2.0.1
      safe-buffer: 5.1.2
      string_decoder: 1.1.1
      util-deprecate: 1.0.2
  safe-buffer@5.1.2: {}
  safe-buffer@5.2.1: {}
  safe-regex-test@1.1.0:
    dependencies:
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      es-errors: 1.3.0
      is-regex: 1.2.1
  safer-buffer@2.1.2: {}
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  side-channel-list@1.0.0:
    dependencies:
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      object-inspect: 1.13.4
  side-channel-map@1.0.1:
    dependencies:
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      es-errors: 1.3.0
      get-intrinsic: 1.3.0
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  side-channel-weakmap@1.0.2:
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      es-errors: 1.3.0
      get-intrinsic: 1.3.0
      object-inspect: 1.13.4
      side-channel-map: 1.0.1
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      object-inspect: 1.13.4
      side-channel-list: 1.0.0
      side-channel-map: 1.0.1
      side-channel-weakmap: 1.0.2
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      ws: 8.18.3
    transitivePeerDependencies:
      - bufferutil
      - supports-color
      - utf-8-validate
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    dependencies:
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      debug: 4.4.3
    transitivePeerDependencies:
      - supports-color
  socket.io@4.8.3:
    dependencies:
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      debug: 4.4.3
      engine.io: 6.6.5
      socket.io-adapter: 2.5.6
      socket.io-parser: 4.2.5
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  string_decoder@1.1.1:
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    dependencies:
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--- a/server/routes/files.js
+++ b/server/routes/files.js
@ -0,0 +1,122 @@
 import Router from 'koa-router';
 import multer from '@koa/multer';
 import path from 'path';
 import fs from 'fs';
 const router = new Router({
  prefix: '/api/files'
 });
 const uploadDir = path.join(process.cwd(), 'uploads');
 if (!fs.existsSync(uploadDir)) {
  fs.mkdirSync(uploadDir, { recursive: true });
 }
 const storage = multer.diskStorage({
  destination: (req, file, cb) => {
    cb(null, uploadDir);
  },
  filename: (req, file, cb) => {
    const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9);
    cb(null, uniqueSuffix + '-' + file.originalname);
  }
 });
 const upload = multer({ storage });
 const fileTransfers = new Map();
 router.get('/info', async (ctx) => {
  ctx.body = {
    message: 'File API endpoint'
  };
 });
 router.post('/metadata', async (ctx) => {
  const { fileId, name, size, type, senderId, receiverId } = ctx.request.body;
  fileTransfers.set(fileId, {
    fileId,
    name,
    size,
    type,
    senderId,
    receiverId,
    progress: 0,
    status: 'pending',
    createdAt: new Date()
  });
  ctx.body = {
    success: true,
    fileId,
    message: 'File metadata registered'
  };
 });
 router.get('/metadata/:fileId', async (ctx) => {
  const { fileId } = ctx.params;
  const fileData = fileTransfers.get(fileId);
  if (!fileData) {
    ctx.status = 404;
    ctx.body = {
      error: 'File not found'
    };
    return;
  }
  ctx.body = fileData;
 });
 router.put('/progress/:fileId', async (ctx) => {
  const { fileId } = ctx.params;
  const { progress, status } = ctx.request.body;
  const fileData = fileTransfers.get(fileId);
  if (fileData) {
    fileData.progress = progress;
    if (status) {
      fileData.status = status;
    }
    ctx.io?.to(fileData.senderId).emit('file-progress', {
      fileId,
      progress,
      status
    });
    ctx.io?.to(fileData.receiverId).emit('file-progress', {
      fileId,
      progress,
      status
    });
  }
  ctx.body = {
    success: true,
    fileId,
    progress
  };
 });
 router.delete('/:fileId', async (ctx) => {
  const { fileId } = ctx.params;
  fileTransfers.delete(fileId);
  ctx.body = {
    success: true,
    message: 'File transfer cancelled'
  };
 });
 router.get('/transfers', async (ctx) => {
  const { userId } = ctx.query;
  const transfers = Array.from(fileTransfers.values()).filter(
    transfer => transfer.senderId === userId || transfer.receiverId === userId
  );
  ctx.body = transfers;
 });
 export default router;
--- a/server/routes/signal.js
+++ b/server/routes/signal.js
@ -0,0 +1,14 @@
 import Router from 'koa-router';
 const router = new Router({
  prefix: '/api/signal'
 });
 router.get('/status', async (ctx) => {
  ctx.body = {
    status: 'ok',
    message: 'Signal server is running'
  };
 });
 export default router;
--- a/src-tauri/.gitignore
+++ b/src-tauri/.gitignore
@ -0,0 +1,7 @@
 # Generated by Cargo
 # will have compiled files and executables
 /target/
 # Generated by Tauri
 # will have schema files for capabilities auto-completion
 /gen/schemas
--- a/src-tauri/Cargo.lock
+++ b/src-tauri/Cargo.lock
--- a/src-tauri/Cargo.toml
+++ b/src-tauri/Cargo.toml
@ -0,0 +1,25 @@
 [package]
 name = "p2p-transfer"
 version = "0.1.0"
 description = "A Tauri App"
 authors = ["you"]
 edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]
 # The `_lib` suffix may seem redundant but it is necessary
 # to make the lib name unique and wouldn't conflict with the bin name.
 # This seems to be only an issue on Windows, see https://github.com/rust-lang/cargo/issues/8519
 name = "p2p_transfer_lib"
 crate-type = ["staticlib", "cdylib", "rlib"]
 [build-dependencies]
 tauri-build = { version = "2", features = [] }
 [dependencies]
 tauri = { version = "2", features = [] }
 tauri-plugin-opener = "2"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
--- a/src-tauri/build.rs
+++ b/src-tauri/build.rs
@ -0,0 +1,3 @@
 fn main() {
    tauri_build::build()
 }
--- a/src-tauri/capabilities/default.json
+++ b/src-tauri/capabilities/default.json
@ -0,0 +1,10 @@
 {
  "$schema": "../gen/schemas/desktop-schema.json",
  "identifier": "default",
  "description": "Capability for the main window",
  "windows": ["main"],
  "permissions": [
    "core:default",
    "opener:default"
  ]
 }
--- a/src-tauri/icons/128x128.png
+++ b/src-tauri/icons/128x128.png
--- a/src-tauri/icons/128x128@2x.png
+++ b/src-tauri/icons/128x128@2x.png
--- a/src-tauri/icons/32x32.png
+++ b/src-tauri/icons/32x32.png
--- a/src-tauri/icons/Square107x107Logo.png
+++ b/src-tauri/icons/Square107x107Logo.png
--- a/src-tauri/icons/Square142x142Logo.png
+++ b/src-tauri/icons/Square142x142Logo.png
--- a/src-tauri/icons/Square150x150Logo.png
+++ b/src-tauri/icons/Square150x150Logo.png
--- a/src-tauri/icons/Square284x284Logo.png
+++ b/src-tauri/icons/Square284x284Logo.png
--- a/src-tauri/icons/Square30x30Logo.png
+++ b/src-tauri/icons/Square30x30Logo.png
--- a/src-tauri/icons/Square310x310Logo.png
+++ b/src-tauri/icons/Square310x310Logo.png
--- a/src-tauri/icons/Square44x44Logo.png
+++ b/src-tauri/icons/Square44x44Logo.png
--- a/src-tauri/icons/Square71x71Logo.png
+++ b/src-tauri/icons/Square71x71Logo.png
--- a/src-tauri/icons/Square89x89Logo.png
+++ b/src-tauri/icons/Square89x89Logo.png
--- a/src-tauri/icons/StoreLogo.png
+++ b/src-tauri/icons/StoreLogo.png
--- a/src-tauri/icons/icon.icns
+++ b/src-tauri/icons/icon.icns
--- a/src-tauri/icons/icon.ico
+++ b/src-tauri/icons/icon.ico
--- a/src-tauri/icons/icon.png
+++ b/src-tauri/icons/icon.png
--- a/src-tauri/mocks/path.js
+++ b/src-tauri/mocks/path.js
@ -0,0 +1,3 @@
 export async function downloadDir() {
  throw new Error('Tauri path API is only available in desktop environment');
 }
--- a/src-tauri/mocks/tauri.js
+++ b/src-tauri/mocks/tauri.js
@ -0,0 +1,3 @@
 export async function invoke(cmd, args) {
  throw new Error('Tauri invoke is only available in desktop environment');
 }
--- a/src-tauri/src/lib.rs
+++ b/src-tauri/src/lib.rs
@ -0,0 +1,43 @@
 // Learn more about Tauri commands at https://tauri.app/develop/calling-rust/
 #[tauri::command]
 fn greet(name: &str) -> String {
    format!("Hello, {}! You've been greeted from Rust!", name)
 }
 #[tauri::command]
 async fn open_folder(path: String) -> Result<(), String> {
    #[cfg(target_os = "windows")]
    {
        std::process::Command::new("explorer")
            .arg(&path)
            .spawn()
            .map_err(|e| e.to_string())?;
    }
    #[cfg(target_os = "macos")]
    {
        std::process::Command::new("open")
            .arg(&path)
            .spawn()
            .map_err(|e| e.to_string())?;
    }
    #[cfg(target_os = "linux")]
    {
        std::process::Command::new("xdg-open")
            .arg(&path)
            .spawn()
            .map_err(|e| e.to_string())?;
    }
    Ok(())
 }
 #[cfg_attr(mobile, tauri::mobile_entry_point)]
 pub fn run() {
    tauri::Builder::default()
        .plugin(tauri_plugin_opener::init())
        .invoke_handler(tauri::generate_handler![greet, open_folder])
        .run(tauri::generate_context!())
        .expect("error while running tauri application");
 }
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@ -0,0 +1,6 @@
 // Prevents additional console window on Windows in release, DO NOT REMOVE!!
 #![cfg_attr(not(debug_assertions), windows_subsystem = "windows")]
 fn main() {
    p2p_transfer_lib::run()
 }
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@ -0,0 +1,35 @@
 {
  "$schema": "https://schema.tauri.app/config/2",
  "productName": "p2p-transfer",
  "version": "0.1.0",
  "identifier": "com.cloyir.p2p-transfer",
  "build": {
    "beforeDevCommand": "pnpm dev",
    "devUrl": "http://localhost:1420",
    "beforeBuildCommand": "pnpm build",
    "frontendDist": "../dist"
  },
  "app": {
    "windows": [
      {
        "title": "p2p-transfer",
        "width": 800,
        "height": 600
      }
    ],
    "security": {
      "csp": "default-src 'self'; connect-src 'self' http://localhost:3000 http://127.0.0.1:3000 ws://localhost:3000 ws://127.0.0.1:3000; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:; font-src 'self' data:; media-src 'self' blob:;"
    }
  },
  "bundle": {
    "active": true,
    "targets": "all",
    "icon": [
      "icons/32x32.png",
      "icons/128x128.png",
      "icons/128x128@2x.png",
      "icons/icon.icns",
      "icons/icon.ico"
    ]
  }
 }
--- a/src/App.vue
+++ b/src/App.vue
@ -0,0 +1,318 @@
 <script setup>
 import { ref, onMounted, onUnmounted } from 'vue';
 import { io } from 'socket.io-client';
 // 导入组件
 import Header from './components/Header.vue';
 import RoomControls from './components/RoomControls.vue';
 import UserList from './components/UserList.vue';
 import FileSend from './components/FileSend.vue';
 import TransferList from './components/TransferList.vue';
 import PendingTransfers from './components/PendingTransfers.vue';
 // 导入组合式函数
 import { useSocket } from './composables/useSocket.js';
 import { useWebRTC } from './composables/useWebRTC.js';
 import { useFileTransfer } from './composables/useFileTransfer.js';
 // 使用组合式函数
 const { socket, userId, nickname, connected, roomUsers, roomId, joinRoom, serverUrl, connectToServer, disconnectFromServer } = useSocket();
 const localServerUrl = ref(serverUrl.value);
 // 处理连接按钮点击
 function handleConnect() {
  connectToServer(localServerUrl.value);
 }
 // 处理断开连接按钮点击
 function handleDisconnect() {
  disconnectFromServer();
 }
 const { 
  peerConnections, 
  dataChannels, 
  dataChannelReady, 
  createPeerConnection, 
  handleSignal, 
  setupDataChannel, 
  closePeerConnection 
 } = useWebRTC();
 const { 
  transfers, 
  pendingTransfers, 
  selectedFile, 
  handleDataMessage, 
  sendFile, 
  acceptFile, 
  rejectFile, 
  selectFile 
 } = useFileTransfer();
 // 连接用户
 async function connectToUser(socketId) {
  console.log('Connecting to user:', socketId);
  const pc = createPeerConnection(socket.value, socketId, (event, channel, id) => {
    handleDataMessage(event, channel, id, userId.value, roomUsers.value);
  });
  // 创建offer
  const offer = await pc.createOffer();
  await pc.setLocalDescription(offer);
  socket.value.emit('signal', {
    targetSocketId: socketId,
    signal: { type: 'offer', sdp: offer }
  });
 }
 // 发送文件
 async function sendFileToUser(socketId) {
  const channel = dataChannels.value.get(socketId);
  if (channel) {
    await sendFile(socketId, channel, userId.value);
  }
 }
 // 接受文件
 function acceptFileRequest(fileId, senderSocketId) {
  const channel = dataChannels.value.get(senderSocketId);
  if (channel) {
    acceptFile(fileId, senderSocketId, channel);
  }
 }
 // 拒绝文件
 function rejectFileRequest(fileId, senderSocketId) {
  const channel = dataChannels.value.get(senderSocketId);
  if (channel) {
    rejectFile(fileId, senderSocketId, channel);
  }
 }
 // 处理加入房间事件
 function handleJoinRoom(newRoomId, newNickname) {
  roomId.value = newRoomId;
  joinRoom(newNickname);
 }
 // 处理断开连接事件
 function handleDisconnectUser(socketId) {
  closePeerConnection(socketId);
 }
 // 监听信号
 onMounted(() => {
  if (socket.value) {
    socket.value.on('signal', async ({ senderSocketId, signal }) => {
      await handleSignal(
        socket.value, 
        senderSocketId, 
        signal, 
        (channel, id) => {
          setupDataChannel(
            channel, 
            id, 
            (event, ch, socketId) => {
              handleDataMessage(event, ch, socketId, userId.value, roomUsers.value);
            }
          );
        }
      );
    });
  }
 });
 // 清理资源
 onUnmounted(() => {
  peerConnections.value.forEach(pc => pc.close());
  dataChannels.value.forEach(dc => dc.close());
 });
 </script>
 <template>
  <div class="app">
    <Header />
    <main class="container">
    <h1>{{ $t('common.p2p_file_transfer') }}</h1>
    <div class="status-bar">
      <div class="status-info">
        <span :class="{ connected: connected, disconnected: !connected }">
          {{ connected ? $t('common.connected') : $t('common.disconnected') }}
        </span>
        <span>{{ $t('common.user_id') }}: {{ userId }}</span>
      </div>
      <div class="server-controls" v-if="peerConnections.size === 0">
        <div class="server-url-input">
          <label for="server-url">{{ $t('common.server_url') }}:</label>
          <input 
            type="text" 
            id="server-url" 
            v-model="localServerUrl" 
            placeholder="http://localhost:3000" 
            class="server-input"
          />
        </div>
        <div class="connection-buttons">
          <button 
            @click="handleConnect" 
            :disabled="connected" 
            class="connect-btn"
          >
            {{ $t('common.connect') }}
          </button>
          <button 
            @click="handleDisconnect" 
            :disabled="!connected" 
            class="disconnect-btn"
          >
            {{ $t('common.disconnect') }}
          </button>
        </div>
      </div>
    </div>
    <RoomControls 
      v-if="peerConnections.size === 0"
      :connected="connected" 
      @join-room="handleJoinRoom" 
    />
    <UserList 
      :room-users="roomUsers" 
      :peer-connections="peerConnections"
      :room-id="roomId"
      :current-socket-id="socket?.id"
      @connect-user="connectToUser"
      @disconnect-user="handleDisconnectUser"
    />
    <FileSend 
      :peer-connections="peerConnections"
      :room-users="roomUsers"
      @send-file="sendFileToUser"
      @select-file="selectFile"
    />
    <TransferList :transfers="transfers" />
    <PendingTransfers 
      :pending-transfers="pendingTransfers"
      @accept-file="acceptFileRequest"
      @reject-file="rejectFileRequest"
    />
  </main>
  </div>
 </template>
 <style scoped>
 .container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
 }
 h1 {
  text-align: center;
  color: #333;
  margin-bottom: 30px;
 }
 .status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 15px;
  background: #f5f5f5;
  border-radius: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 15px;
 }
 .status-info {
  display: flex;
  gap: 15px;
  align-items: center;
 }
 .server-controls {
  display: flex;
  gap: 15px;
  align-items: center;
  flex-wrap: wrap;
 }
 .server-url-input {
  display: flex;
  align-items: center;
  gap: 8px;
 }
 .server-input {
  padding: 6px 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  width: 250px;
  font-size: 0.9em;
 }
 .connection-buttons {
  display: flex;
  gap: 8px;
 }
 .connect-btn {
  padding: 6px 12px;
  background: #4caf50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9em;
 }
 .disconnect-btn {
  padding: 6px 12px;
  background: #f44336;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9em;
 }
 .connect-btn:disabled,
 .disconnect-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
 }
 .connected {
  color: #4caf50;
  font-weight: bold;
 }
 .disconnected {
  color: #f44336;
  font-weight: bold;
 }
 button {
  transition: all 0.2s ease;
 }
 button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 button:active:not(:disabled) {
  transform: translateY(0);
 }
 input:focus {
  outline: none;
  border-color: #2196f3;
 }
 </style>
--- a/src/assets/vue.svg
+++ b/src/assets/vue.svg
@ -0,0 +1 @@
 <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="37.07" height="36" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 198"><path fill="#41B883" d="M204.8 0H256L128 220.8L0 0h97.92L128 51.2L157.44 0h47.36Z"></path><path fill="#41B883" d="m0 0l128 220.8L256 0h-51.2L128 132.48L50.56 0H0Z"></path><path fill="#35495E" d="M50.56 0L128 133.12L204.8 0h-47.36L128 51.2L97.92 0H50.56Z"></path></svg>
--- a/src/components/FileSend.vue
+++ b/src/components/FileSend.vue
@ -0,0 +1,150 @@
 <template>
  <div class="section" v-if="peerConnections.size > 0">
    <h2>{{ $t('file_transfer.send_file') }}</h2>
    <div class="file-controls">
      <input type="file" @change="selectFile" ref="fileInput" class="file-input" />
      <button @click="triggerFileSelect" class="select-file-btn">
        {{ $t('file_transfer.select_file') }}
      </button>
      <div class="selected-file" v-if="selectedFile">
        {{ selectedFile.name }}
      </div>
      <div class="send-buttons">
        <button 
          v-for="[socketId] in peerConnections" 
          :key="socketId" 
          @click="sendFileToUser(socketId)"
          :disabled="!selectedFile"
          class="send-btn"
        >
          {{ $t('file_transfer.send_to') }} {{ getUserName(socketId) }}
        </button>
      </div>
    </div>
  </div>
 </template>
 <script setup>
 import { ref } from 'vue';
 // 定义组件props
 const props = defineProps({
  peerConnections: {
    type: Map,
    required: true
  },
  roomUsers: {
    type: Array,
    required: true
  }
 });
 // 定义组件emit事件
 const emit = defineEmits(['sendFile', 'selectFile']);
 // 组件内部状态
 const selectedFile = ref(null);
 const fileInput = ref(null);
 // 触发文件选择
 function triggerFileSelect() {
  fileInput.value.click();
 }
 // 选择文件
 function selectFile(event) {
  selectedFile.value = event.target.files[0];
  emit('selectFile', event.target.files[0]);
 }
 // 发送文件给特定用户
 function sendFileToUser(socketId) {
  if (selectedFile.value) {
    emit('sendFile', socketId);
  }
 }
 // 获取用户名称
 function getUserName(socketId) {
  const user = props.roomUsers.find(u => u.socketId === socketId);
  return user?.nickname || user?.userId || socketId;
 }
 </script>
 <style scoped>
 .section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 .file-controls {
  display: flex;
  flex-direction: column;
  gap: 15px;
 }
 .file-input {
  display: none;
 }
 .select-file-btn {
  padding: 10px 20px;
  background: #2196f3;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  align-self: flex-start;
 }
 .select-file-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 .select-file-btn:active {
  transform: translateY(0);
 }
 .selected-file {
  padding: 10px;
  background: #e3f2fd;
  border-radius: 4px;
  color: #1976d2;
  font-weight: bold;
 }
 .send-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
 }
 .send-btn {
  padding: 10px 20px;
  background: #4caf50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 .send-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
 }
 .send-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 .send-btn:active:not(:disabled) {
  transform: translateY(0);
 }
 </style>
--- a/src/components/Header.vue
+++ b/src/components/Header.vue
@ -0,0 +1,120 @@
 <template>
  <header class="header">
    <div class="header-container">
      <h1 class="logo">{{ $t('common.p2p_file_transfer') }}</h1>
      <div class="header-right">
        <div class="language-selector">
          <label for="language">{{ $t('common.language') }}:</label>
          <select 
            id="language" 
            v-model="selectedLanguage" 
            @change="changeLanguage"
          >
            <option value="zh-CN">{{ $t('common.chinese') }}</option>
            <option value="en-US">{{ $t('common.english') }}</option>
          </select>
        </div>
      </div>
    </div>
  </header>
 </template>
 <script setup>
 import { ref, onMounted } from 'vue';
 import { useI18n } from 'vue-i18n';
 const { locale } = useI18n();
 const selectedLanguage = ref(locale.value);
 // 切换语言
 function changeLanguage() {
  locale.value = selectedLanguage.value;
  localStorage.setItem('p2p-language', selectedLanguage.value);
 }
 // 从本地存储恢复语言设置
 onMounted(() => {
  const savedLanguage = localStorage.getItem('p2p-language');
  if (savedLanguage) {
    selectedLanguage.value = savedLanguage;
    locale.value = savedLanguage;
  }
 });
 </script>
 <style scoped>
 .header {
  background-color: #2196f3;
  color: white;
  padding: 1rem 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 100;
 }
 .header-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
 }
 .logo {
  margin: 0;
  font-size: 1.5rem;
  font-weight: bold;
 }
 .header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
 }
 .language-selector {
  display: flex;
  align-items: center;
  gap: 0.5rem;
 }
 .language-selector label {
  font-size: 0.9rem;
 }
 .language-selector select {
  padding: 0.4rem 0.8rem;
  border: none;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 0.9rem;
  cursor: pointer;
  outline: none;
 }
 .language-selector select option {
  color: #333;
  background-color: white;
 }
 /* 响应式设计 */
@media (max-width: 600px) {
  .header-container {
    flex-direction: column;
    gap: 1rem;
    padding: 0 10px;
  }
  .header-right {
    width: 100%;
    justify-content: center;
  }
  .logo {
    font-size: 1.2rem;
  }
 }
 </style>
--- a/src/components/PendingTransfers.vue
+++ b/src/components/PendingTransfers.vue
@ -0,0 +1,138 @@
 <template>
  <div class="section" v-if="pendingTransfers.length > 0">
    <h2>{{ $t('file_transfer.pending_transfers') }}</h2>
    <div class="transfer-list">
      <div v-for="transfer in pendingTransfers" :key="transfer.fileId" class="transfer-item">
        <div class="transfer-info">
          <span class="transfer-name">{{ transfer.name }}</span>
          <span class="transfer-size">{{ formatFileSize(transfer.size) }}</span>
          <span class="transfer-sender">{{ $t('file_transfer.from') }}: {{ transfer.senderNickname }}</span>
        </div>
        <div class="transfer-actions">
          <button @click="acceptFile(transfer.fileId, transfer.senderId)" class="accept-btn">{{ $t('file_transfer.accept') }}</button>
          <button @click="rejectFile(transfer.fileId, transfer.senderId)" class="reject-btn">{{ $t('file_transfer.reject') }}</button>
        </div>
      </div>
    </div>
  </div>
 </template>
 <script setup>
 import { ref } from 'vue';
 // 定义组件props
 const props = defineProps({
  pendingTransfers: {
    type: Array,
    required: true
  }
 });
 // 定义组件emit事件
 const emit = defineEmits(['acceptFile', 'rejectFile']);
 // 格式化文件大小
 function formatFileSize(bytes) {
  if (bytes === 0) return '0 Bytes';
  const k = 1024;
  const sizes = ['Bytes', 'KB', 'MB', 'GB'];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i];
 }
 // 接受文件
 function acceptFile(fileId, senderId) {
  emit('acceptFile', fileId, senderId);
 }
 // 拒绝文件
 function rejectFile(fileId, senderId) {
  emit('rejectFile', fileId, senderId);
 }
 </script>
 <style scoped>
 .section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 .transfer-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
 }
 .transfer-item {
  padding: 15px;
  background: #f9f9f9;
  border-radius: 4px;
 }
 .transfer-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 10px;
 }
 .transfer-name {
  font-weight: bold;
  color: #333;
 }
 .transfer-size {
  color: #666;
  font-size: 0.9em;
 }
 .transfer-sender {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.85em;
  background: #e3f2fd;
  color: #1976d2;
 }
 .transfer-actions {
  display: flex;
  gap: 10px;
  margin-top: 10px;
 }
 .accept-btn {
  padding: 8px 16px;
  background: #4caf50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 .reject-btn {
  padding: 8px 16px;
  background: #f44336;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 .accept-btn:hover,
 .reject-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 .accept-btn:active,
 .reject-btn:active {
  transform: translateY(0);
 }
 </style>
--- a/src/components/RoomControls.vue
+++ b/src/components/RoomControls.vue
@ -0,0 +1,84 @@
 <template>
  <div class="section">
    <h2>{{ $t('room.join_room') }}</h2>
    <div class="room-controls">
      <input v-model="nickname" :placeholder="$t('room.nickname')" class="room-input" />
      <input v-model="roomId" :placeholder="$t('room.room_id')" class="room-input" />
      <button @click="joinRoom" :disabled="!roomId || !connected">
        {{ $t('room.join') }}
      </button>
    </div>
  </div>
 </template>
 <script setup>
 import { ref } from 'vue';
 // 定义组件props
 const props = defineProps({
  connected: {
    type: Boolean,
    required: true
  }
 });
 // 定义组件emit事件
 const emit = defineEmits(['joinRoom']);
 // 定义组件内部状态
 const roomId = ref('');
 const nickname = ref(localStorage.getItem('p2p-nickname') || '');
 // 处理加入房间事件
 function joinRoom() {
  if (roomId.value) {
    emit('joinRoom', roomId.value, nickname.value);
  }
 }
 </script>
 <style scoped>
 .section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 .room-controls {
  display: flex;
  gap: 10px;
 }
 .room-input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
 }
 button {
  padding: 10px 20px;
  background: #2196f3;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 button:disabled {
  background: #ccc;
  cursor: not-allowed;
 }
 button:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 button:active:not(:disabled) {
  transform: translateY(0);
 }
 </style>
--- a/src/components/TransferList.vue
+++ b/src/components/TransferList.vue
@ -0,0 +1,151 @@
 <template>
  <div class="section" v-if="transfers.length > 0">
    <h2>{{ $t('file_transfer.transfers') }}</h2>
    <div class="transfer-list">
      <div v-for="transfer in transfers" :key="transfer.fileId" class="transfer-item">
        <div class="transfer-info">
          <span class="transfer-name">{{ transfer.name }}</span>
          <span class="transfer-size">{{ formatFileSize(transfer.size) }}</span>
          <span class="transfer-direction" :class="transfer.direction">{{ $t(`file_transfer.${transfer.direction}`) }}</span>
          <span class="transfer-status" :class="transfer.status">{{ $t(`file_transfer.${transfer.status}`) }}</span>
        </div>
        <div class="progress-bar">
          <div class="progress-fill" :style="{ width: transfer.progress + '%' }"></div>
        </div>
        <span class="progress-text">{{ transfer.progress }}%</span>
      </div>
    </div>
  </div>
 </template>
 <script setup>
 import { ref } from 'vue';
 // 定义组件props
 const props = defineProps({
  transfers: {
    type: Array,
    required: true
  }
 });
 // 格式化文件大小
 function formatFileSize(bytes) {
  if (bytes === 0) return '0 Bytes';
  const k = 1024;
  const sizes = ['Bytes', 'KB', 'MB', 'GB'];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i];
 }
 </script>
 <style scoped>
 .section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 .transfer-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
 }
 .transfer-item {
  padding: 15px;
  background: #f9f9f9;
  border-radius: 4px;
 }
 .transfer-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 10px;
 }
 .transfer-name {
  font-weight: bold;
  color: #333;
 }
 .transfer-size {
  color: #666;
  font-size: 0.9em;
 }
 .transfer-direction {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.85em;
  text-transform: capitalize;
 }
 .transfer-direction.incoming {
  background: #e3f2fd;
  color: #1976d2;
 }
 .transfer-direction.outgoing {
  background: #e8f5e9;
  color: #388e3c;
 }
 .transfer-status {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.85em;
  text-transform: capitalize;
 }
 .transfer-status.sending,
 .transfer-status.receiving {
  background: #fff3e0;
  color: #f57c00;
 }
 .transfer-status.completed {
  background: #e8f5e9;
  color: #388e3c;
 }
 .transfer-status.failed {
  background: #ffebee;
  color: #d32f2f;
 }
 .transfer-status.rejected {
  background: #ffebee;
  color: #d32f2f;
 }
 .transfer-status.waiting {
  background: #fff3e0;
  color: #f57c00;
 }
 .progress-bar {
  height: 8px;
  background: #e0e0e0;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 5px;
 }
 .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #2196f3, #4caf50);
  transition: width 0.3s ease;
 }
 .progress-text {
  font-size: 0.85em;
  color: #666;
  text-align: right;
 }
 </style>
--- a/src/components/UserList.vue
+++ b/src/components/UserList.vue
@ -0,0 +1,183 @@
 <template>
  <div class="section" v-if="roomId">
    <h2>{{ $t('room.users_in_room') }}</h2>
    <div class="room-info">
      <span class="room-id">{{ $t('room.room_id') }}: {{ roomId }}</span>
      <span class="user-count">{{ $t('room.users_in_room') }}: {{ roomUsers.length }}</span>
    </div>
    <div class="user-list">
      <div 
        v-for="user in roomUsers" 
        :key="user.socketId" 
        class="user-item" 
        :class="{ 'current-user': isCurrentUser(user.socketId) }"
      >
        <span class="user-id">
          {{ user.nickname || user.userId }}
          <span v-if="isCurrentUser(user.socketId)" class="current-user-tag">(You)</span>
        </span>
        <div class="user-actions">
          <button 
            @click="connectToUser(user.socketId)" 
            :disabled="isCurrentUser(user.socketId) || peerConnections.has(user.socketId)"
            class="connect-btn"
          >
            {{ isCurrentUser(user.socketId) ? $t('common.connected') : peerConnections.has(user.socketId) ? $t('file_transfer.connected') : $t('file_transfer.connect') }}
          </button>
          <button 
            v-if="peerConnections.has(user.socketId) && !isCurrentUser(user.socketId)"
            @click="disconnectFromUser(user.socketId)"
            class="disconnect-btn"
          >
            {{ $t('common.disconnect') }}
          </button>
        </div>
      </div>
    </div>
  </div>
 </template>
 <script setup>
 import { ref } from 'vue';
 // 定义组件props
 const props = defineProps({
  roomUsers: {
    type: Array,
    required: true
  },
  peerConnections: {
    type: Map,
    required: true
  },
  roomId: {
    type: String,
    default: ''
  },
  currentSocketId: {
    type: String,
    default: ''
  }
 });
 // 定义组件emit事件
 const emit = defineEmits(['connectUser', 'disconnectUser']);
 // 判断是否为当前用户
 function isCurrentUser(socketId) {
  return socketId === props.currentSocketId;
 }
 // 处理连接用户事件
 function connectToUser(socketId) {
  emit('connectUser', socketId);
 }
 // 处理断开连接事件
 function disconnectFromUser(socketId) {
  emit('disconnectUser', socketId);
 }
 </script>
 <style scoped>
 .section {
  background: white;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
 }
 .room-info {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  padding: 10px;
  background: #f5f5f5;
  border-radius: 4px;
 }
 .room-id {
  font-weight: bold;
  color: #2196f3;
 }
 .user-count {
  color: #666;
  font-size: 0.9em;
 }
 .user-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
 }
 .user-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background: #f9f9f9;
  border-radius: 4px;
 }
 .user-actions {
  display: flex;
  gap: 8px;
 }
 .user-item.current-user {
  background: #e3f2fd;
  border: 1px solid #2196f3;
 }
 .user-id {
  font-family: monospace;
  color: #333;
 }
 .current-user-tag {
  color: #2196f3;
  font-weight: bold;
  margin-left: 5px;
  font-size: 0.8em;
 }
 .connect-btn {
  padding: 8px 16px;
  background: #2196f3;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 .disconnect-btn {
  padding: 8px 16px;
  background: #f44336;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
 }
 .connect-btn:disabled,
 .disconnect-btn:disabled {
  background: #ccc;
  cursor: not-allowed;
 }
 .connect-btn:hover:not(:disabled),
 .disconnect-btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
 }
 .connect-btn:active:not(:disabled),
 .disconnect-btn:active:not(:disabled) {
  transform: translateY(0);
 }
 </style>
--- a/src/composables/useFileTransfer.js
+++ b/src/composables/useFileTransfer.js
@ -0,0 +1,332 @@
 import { ref } from 'vue';
 export function useFileTransfer() {
  const transfers = ref([]);
  const pendingTransfers = ref([]);
  const selectedFile = ref(null);
  function handleDataMessage(event, channel, socketId, userId, roomUsers) {
    try {
      console.log('Raw message from', socketId, ':', event.data);
      let data;
      // 尝试解析JSON
      if (typeof event.data === 'string') {
        data = JSON.parse(event.data);
      } else {
        console.error('Received non-string message:', typeof event.data);
        return;
      }
      console.log('Parsed message data:', data);
      console.log('Received message type:', data.type, 'from', socketId);
      if (data.type === 'ping') {
        console.log('Received ping from:', socketId, ', sending pong');
        try {
          channel.send(JSON.stringify({ type: 'pong' }));
        } catch (error) {
          console.error('Error sending pong:', error);
        }
      } else if (data.type === 'pong') {
        console.log('Received pong from:', socketId, ', data channel is ready');
      } else if (data.type === 'file-request') {
        console.log('Received file request:', data);
        const sender = roomUsers.find(u => u.socketId === socketId);
        const pendingTransfer = {
          fileId: data.fileId,
          name: data.name,
          size: data.size,
          type: data.fileType,
          senderId: socketId,
          senderNickname: sender?.nickname || sender?.userId || socketId,
          receiverId: userId,
          direction: 'incoming',
          status: 'pending',
          receivedSize: 0,
          chunks: []
        };
        pendingTransfers.value.push(pendingTransfer);
      } else if (data.type === 'file-accept') {
        console.log('File accepted, starting transfer:', data.fileId);
        startFileTransfer(data.fileId, socketId, channel);
      } else if (data.type === 'file-reject') {
        console.log('File rejected:', data.fileId);
        const transfer = transfers.value.find(t => t.fileId === data.fileId);
        if (transfer) {
          transfer.status = 'rejected';
        }
      } else if (data.type === 'file-start') {
        console.log('Received file start:', data);
        const transfer = {
          fileId: data.fileId,
          name: data.name,
          size: data.size,
          type: data.fileType,
          senderId: socketId,
          receiverId: userId,
          direction: 'incoming',
          progress: 0,
          status: 'receiving',
          receivedSize: 0,
          chunks: []
        };
        transfers.value.push(transfer);
      } else if (data.type === 'file-chunk') {
        const transfer = transfers.value.find(t => t.fileId === data.fileId);
        if (transfer && transfer.status !== 'completed') {
          transfer.chunks.push(new Uint8Array(data.chunk));
          transfer.receivedSize += data.chunk.length;
          transfer.progress = Math.round((transfer.receivedSize / transfer.size) * 100);
          console.log('Received chunk:', transfer.receivedSize, '/', transfer.size, '(', transfer.progress, '%)');
        }
      } else if (data.type === 'file-end') {
        const transfer = transfers.value.find(t => t.fileId === data.fileId);
        if (transfer && transfer.status !== 'completed') {
          transfer.status = 'completed';
          console.log('File transfer completed, downloading:', transfer.name);
          downloadFile(transfer);
        }
      } else {
        console.warn('Unknown message type:', data.type, 'from', socketId);
      }
    } catch (error) {
      console.error('Error parsing message:', error);
      console.log('Raw message data:', event.data);
      console.log('Message type:', typeof event.data);
    }
  }
  async function sendFile(socketId, channel, userId) {
    if (!selectedFile.value) return;
    const fileId = 'file_' + Date.now();
    if (!channel) {
      alert('No data channel found. Please connect first.');
      return;
    }
    if (channel.readyState !== 'open') {
      alert('Data channel not ready. Connection state: ' + channel.readyState);
      return;
    }
    const transfer = {
      fileId,
      name: selectedFile.value.name,
      size: selectedFile.value.size,
      type: selectedFile.value.type,
      senderId: userId,
      receiverId: socketId,
      direction: 'outgoing',
      progress: 0,
      status: 'waiting',
      sentSize: 0
    };
    transfers.value.push(transfer);
    console.log('Sending file request:', transfer);
    try {
      const fileRequest = {
        type: 'file-request',
        fileId,
        name: selectedFile.value.name,
        size: selectedFile.value.size,
        fileType: selectedFile.value.type
      };
      console.log('Preparing to send file request:', fileRequest);
      console.log('JSON string:', JSON.stringify(fileRequest));
      channel.send(JSON.stringify(fileRequest));
      console.log('Sent file request message, bufferedAmount:', channel.bufferedAmount);
    } catch (error) {
      console.error('Error sending file request:', error);
      transfer.status = 'failed';
      alert('Failed to send file request: ' + error.message);
    }
  }
  async function startFileTransfer(fileId, socketId, channel) {
    const transfer = transfers.value.find(t => t.fileId === fileId);
    if (!transfer) return;
    transfer.status = 'sending';
    console.log('Starting file transfer:', transfer);
    console.log('Data channel state:', channel.readyState);
    console.log('Data channel bufferedAmount:', channel.bufferedAmount);
    try {
        channel.send(JSON.stringify({
          type: 'file-start',
          fileId,
          name: transfer.name,
          size: transfer.size,
          fileType: transfer.type
        }));
      console.log('Sent file-start message');
      const chunkSize = 4096; // Reduced chunk size to prevent message size limits
      let offset = 0;
      let chunkCount = 0;
      const sendChunk = async () => {
        if (offset >= transfer.size) {
          console.log('All chunks sent, sending file-end');
          try {
            const fileEndMessage = JSON.stringify({
              type: 'file-end',
              fileId
            });
            channel.send(fileEndMessage);
            console.log('Sent file-end message, bufferedAmount:', channel.bufferedAmount);
          } catch (error) {
            console.error('Error sending file-end message:', error);
          }
          transfer.status = 'completed';
          console.log('File transfer completed:', fileId, 'Total chunks:', chunkCount);
          return;
        }
        const end = Math.min(offset + chunkSize, transfer.size);
        const slice = selectedFile.value.slice(offset, end);
        try {
          const arrayBuffer = await slice.arrayBuffer();
          const uint8Array = new Uint8Array(arrayBuffer);
          // 注意：JSON.stringify不能直接处理Uint8Array，需要转换为普通数组
          const chunkData = {
            type: 'file-chunk',
            fileId,
            chunk: Array.from(uint8Array)
          };
          const jsonString = JSON.stringify(chunkData);
          if (channel.bufferedAmount > 16 * 1024 * 1024) {
            console.log('Buffer full (' + channel.bufferedAmount + '), waiting...');
            setTimeout(sendChunk, 100);
            return;
          }
          console.log('Sending chunk', chunkCount + 1, 'offset:', offset, 'size:', uint8Array.length);
          channel.send(jsonString);
          console.log('Sent chunk, bufferedAmount:', channel.bufferedAmount);
          chunkCount++;
          offset = end;
          transfer.sentSize = offset;
          transfer.progress = Math.round((offset / transfer.size) * 100);
          if (offset < transfer.size) {
            setTimeout(sendChunk, 10);
          } else {
            console.log('All chunks sent, sending file-end');
            try {
              const fileEndMessage = JSON.stringify({
                type: 'file-end',
                fileId
              });
              channel.send(fileEndMessage);
              console.log('Sent file-end message, bufferedAmount:', channel.bufferedAmount);
            } catch (error) {
              console.error('Error sending file-end message:', error);
            }
            transfer.status = 'completed';
            console.log('File transfer completed:', fileId, 'Total chunks:', chunkCount);
          }
        } catch (error) {
          console.error('Error sending chunk:', error);
          transfer.status = 'failed';
        }
      };
      sendChunk();
    } catch (error) {
      console.error('Error sending file:', error);
      transfer.status = 'failed';
      alert('Failed to send file: ' + error.message);
    }
  }
  function acceptFile(fileId, senderSocketId, channel) {
    const pendingTransfer = pendingTransfers.value.find(t => t.fileId === fileId);
    if (!pendingTransfer) return;
    try {
      channel.send(JSON.stringify({
        type: 'file-accept',
        fileId
      }));
      console.log('Sent file accept message');
      pendingTransfers.value = pendingTransfers.value.filter(t => t.fileId !== fileId);
    } catch (error) {
      console.error('Error accepting file:', error);
      alert('Failed to accept file: ' + error.message);
    }
  }
  function rejectFile(fileId, senderSocketId, channel) {
    const pendingTransfer = pendingTransfers.value.find(t => t.fileId === fileId);
    if (!pendingTransfer) return;
    try {
      channel.send(JSON.stringify({
        type: 'file-reject',
        fileId
      }));
      console.log('Sent file reject message');
      pendingTransfers.value = pendingTransfers.value.filter(t => t.fileId !== fileId);
    } catch (error) {
      console.error('Error rejecting file:', error);
      alert('Failed to reject file: ' + error.message);
    }
  }
  function selectFile(fileOrEvent) {
    if (fileOrEvent && typeof fileOrEvent === 'object') {
      if (fileOrEvent.target && fileOrEvent.target.files) {
        // 处理事件对象
        selectedFile.value = fileOrEvent.target.files[0];
      } else {
        // 直接处理文件对象
        selectedFile.value = fileOrEvent;
      }
    }
  }
  function downloadFile(transfer) {
    try {
      console.log('Downloading file:', transfer.name, 'with', transfer.chunks.length, 'chunks');
      const blob = new Blob(transfer.chunks, { type: transfer.type || 'application/octet-stream' });
      const url = URL.createObjectURL(blob);
      const a = document.createElement('a');
      a.href = url;
      a.download = transfer.name;
      document.body.appendChild(a);
      a.click();
      document.body.removeChild(a);
      URL.revokeObjectURL(url);
      console.log('File downloaded successfully');
    } catch (error) {
      console.error('Error downloading file:', error);
      alert('Failed to download file: ' + error.message);
    }
  }
  return {
    transfers,
    pendingTransfers,
    selectedFile,
    handleDataMessage,
    sendFile,
    acceptFile,
    rejectFile,
    selectFile
  };
 }
--- a/src/composables/useSocket.js
+++ b/src/composables/useSocket.js
@ -0,0 +1,117 @@
 import { ref, onMounted, onUnmounted } from 'vue';
 import { io } from 'socket.io-client';
 import { generateUserId } from '../utils';
 function isTauri() {
  return window.__TAURI__ !== undefined;
 }
 export function useSocket() {
  const socket = ref(null);
  const userId = ref('');
  const nickname = ref('');
  const connected = ref(false);
  const roomUsers = ref([]);
  const roomId = ref('');
  const serverUrl = ref(localStorage.getItem('p2p-server-url') || 'http://localhost:3000');
  onMounted(() => {
    userId.value = generateUserId();
    nickname.value = localStorage.getItem('p2p-nickname') || '';
    connectToServer(serverUrl.value);
  });
  onUnmounted(() => {
    if (socket.value) {
      socket.value.disconnect();
    }
  });
  function connectToServer(url) {
    if (socket.value) {
      socket.value.disconnect();
    }
    serverUrl.value = url;
    localStorage.setItem('p2p-server-url', url);
    const socketOptions = {
      transports: ['websocket', 'polling'],
      reconnection: true,
      reconnectionAttempts: 5,
      reconnectionDelay: 1000,
      reconnectionDelayMax: 5000,
      timeout: 10000,
      autoConnect: true
    };
    if (isTauri()) {
      socketOptions.withCredentials = true;
      socketOptions.extraHeaders = {
        'User-Agent': 'Tauri-App'
      };
    } else {
      socketOptions.withCredentials = false;
    }
    socket.value = io(url, socketOptions);
    socket.value.on('connect', () => {
      connected.value = true;
      console.log('Connected to server:', url);
    });
    socket.value.on('disconnect', () => {
      connected.value = false;
      console.log('Disconnected from server');
    });
    socket.value.on('room-users', (users) => {
      roomUsers.value = users;
    });
    socket.value.on('user-joined', ({ userId: newUserId, socketId, nickname: newNickname }) => {
      if (!roomUsers.value.find(u => u.socketId === socketId)) {
        roomUsers.value.push({ userId: newUserId, socketId, nickname: newNickname });
      }
    });
    socket.value.on('user-left', ({ userId: leftUserId, socketId }) => {
      roomUsers.value = roomUsers.value.filter(u => u.socketId !== socketId);
    });
  }
  function disconnectFromServer() {
    if (socket.value) {
      socket.value.disconnect();
      connected.value = false;
    }
  }
  function joinRoom(newNickname) {
    if (roomId.value && socket.value) {
      if (newNickname) {
        nickname.value = newNickname;
        localStorage.setItem('p2p-nickname', newNickname);
      }
      socket.value.emit('join-room', { 
        roomId: roomId.value, 
        userId: userId.value,
        nickname: nickname.value 
      });
    }
  }
  return {
    socket,
    userId,
    nickname,
    connected,
    roomUsers,
    roomId,
    serverUrl,
    joinRoom,
    connectToServer,
    disconnectFromServer
  };
 }
--- a/src/composables/useWebRTC.js
+++ b/src/composables/useWebRTC.js
@ -0,0 +1,165 @@
 import { ref } from 'vue';
 export function useWebRTC() {
  const peerConnections = ref(new Map());
  const dataChannels = ref(new Map());
  const dataChannelReady = ref(new Map());
  function createPeerConnection(socket, senderSocketId, signalHandler) {
    console.log('Creating peer connection to:', senderSocketId);
    const config = {
      iceServers: [
        { urls: 'stun:stun.l.google.com:19302' },
        { urls: 'stun:stun1.l.google.com:19302' }
      ]
    };
    const pc = new RTCPeerConnection(config);
    peerConnections.value.set(senderSocketId, pc);
    pc.onicecandidate = (event) => {
      if (event.candidate) {
        console.log('Sending ICE candidate to:', senderSocketId);
        socket.emit('signal', {
          targetSocketId: senderSocketId,
          signal: { type: 'candidate', candidate: event.candidate }
        });
      }
    };
    pc.onconnectionstatechange = () => {
      console.log('Connection state with', senderSocketId, ':', pc.connectionState);
    };
    pc.oniceconnectionstatechange = () => {
      console.log('ICE connection state with', senderSocketId, ':', pc.iceConnectionState);
    };
    const dataChannel = pc.createDataChannel('fileTransfer', {
      ordered: true
    });
    setupDataChannel(dataChannel, senderSocketId, signalHandler);
    dataChannels.value.set(senderSocketId, dataChannel);
    dataChannelReady.value.set(senderSocketId, false);
    return pc;
  }
  async function handleSignal(socket, senderSocketId, signal, setupDataChannelCallback) {
    console.log('Received signal from', senderSocketId, ':', signal.type);
    let pc = peerConnections.value.get(senderSocketId);
    if (signal.type === 'offer') {
      console.log('Processing offer from:', senderSocketId);
      const config = {
        iceServers: [
          { urls: 'stun:stun.l.google.com:19302' },
          { urls: 'stun:stun1.l.google.com:19302' }
        ]
      };
      pc = new RTCPeerConnection(config);
      peerConnections.value.set(senderSocketId, pc);
      pc.onicecandidate = (event) => {
        if (event.candidate) {
          console.log('Sending ICE candidate to:', senderSocketId);
          socket.emit('signal', {
            targetSocketId: senderSocketId,
            signal: { type: 'candidate', candidate: event.candidate }
          });
        }
      };
      pc.onconnectionstatechange = () => {
        console.log('Connection state with', senderSocketId, ':', pc.connectionState);
      };
      pc.oniceconnectionstatechange = () => {
        console.log('ICE connection state with', senderSocketId, ':', pc.iceConnectionState);
      };
      pc.ondatachannel = (event) => {
        console.log('Received data channel from:', senderSocketId);
        setupDataChannelCallback(event.channel, senderSocketId);
        dataChannels.value.set(senderSocketId, event.channel);
        dataChannelReady.value.set(senderSocketId, false);
      };
      await pc.setRemoteDescription(new RTCSessionDescription(signal.sdp));
      const answer = await pc.createAnswer();
      await pc.setLocalDescription(answer);
      socket.emit('signal', {
        targetSocketId: senderSocketId,
        signal: { type: 'answer', sdp: answer }
      });
    } else if (signal.type === 'answer') {
      console.log('Processing answer from:', senderSocketId);
      if (pc) {
        await pc.setRemoteDescription(new RTCSessionDescription(signal.sdp));
      }
    } else if (signal.type === 'candidate') {
      console.log('Processing ICE candidate from:', senderSocketId);
      if (pc) {
        await pc.addIceCandidate(new RTCIceCandidate(signal.candidate));
      }
    }
  }
  function setupDataChannel(channel, socketId, messageHandler) {
    channel.binaryType = 'arraybuffer';
    channel.onopen = () => {
      console.log('Data channel opened with:', socketId, 'readyState:', channel.readyState);
      setTimeout(() => {
        try {
          channel.send(JSON.stringify({ type: 'ping' }));
          console.log('Sent ping to:', socketId);
        } catch (error) {
          console.error('Error sending ping:', error);
        }
      }, 100);
    };
    channel.onmessage = (event) => {
      messageHandler(event, channel, socketId);
    };
    channel.onerror = (error) => {
      console.error('Data channel error with', socketId, ':', error);
    };
    channel.onclose = () => {
      console.log('Data channel closed with:', socketId);
      dataChannelReady.value.delete(socketId);
    };
  }
  function closePeerConnection(socketId) {
    const pc = peerConnections.value.get(socketId);
    if (pc) {
      pc.close();
      peerConnections.value.delete(socketId);
    }
    const dc = dataChannels.value.get(socketId);
    if (dc) {
      dc.close();
      dataChannels.value.delete(socketId);
    }
  }
  return {
    peerConnections,
    dataChannels,
    dataChannelReady,
    createPeerConnection,
    handleSignal,
    setupDataChannel,
    closePeerConnection
  };
 }
--- a/src/i18n/index.js
+++ b/src/i18n/index.js
@ -0,0 +1,16 @@
 import { createI18n } from 'vue-i18n';
 import zhCN from './locales/zh-CN.js';
 import enUS from './locales/en-US.js';
 // 创建i18n实例
 const i18n = createI18n({
  legacy: false, // 使用Composition API，需要设置为false
  locale: 'zh-CN', // 默认语言为中文
  fallbackLocale: 'en-US', // 回退语言为英文
  messages: {
    'zh-CN': zhCN,
    'en-US': enUS
  }
 });
 export default i18n;
--- a/src/i18n/locales/en-US.js
+++ b/src/i18n/locales/en-US.js
@ -0,0 +1,47 @@
 export default {
  common: {
    connected: 'Connected',
    disconnected: 'Disconnected',
    user_id: 'User ID',
    p2p_file_transfer: 'P2P File Transfer',
    language: 'Language',
    chinese: 'Chinese',
    english: 'English',
    server_url: 'Server URL',
    connect: 'Connect',
    disconnect: 'Disconnect'
  },
  room: {
    join_room: 'Join Room',
    room_id: 'Room ID',
    nickname: 'Nickname',
    join: 'Join',
    leave: 'Leave',
    users_in_room: 'Users in Room'
  },
  file_transfer: {
    connect: 'Connect',
    connected: 'Connected',
    select_file: 'Select File',
    send_file: 'Send File',
    send_to: 'Send to',
    transfers: 'Transfers',
    pending_transfers: 'Pending Transfers',
    size: 'Size',
    direction: 'Direction',
    status: 'Status',
    progress: 'Progress',
    from: 'From',
    accept: 'Accept',
    reject: 'Reject',
    incoming: 'Incoming',
    outgoing: 'Outgoing',
    sending: 'Sending',
    receiving: 'Receiving',
    completed: 'Completed',
    failed: 'Failed',
    rejected: 'Rejected',
    waiting: 'Waiting',
    open_folder: 'Open Folder'
  }
 }
--- a/src/i18n/locales/zh-CN.js
+++ b/src/i18n/locales/zh-CN.js
@ -0,0 +1,47 @@
 export default {
  common: {
    connected: '已连接',
    disconnected: '未连接',
    user_id: '用户ID',
    p2p_file_transfer: 'P2P文件传输',
    language: '语言',
    chinese: '中文',
    english: '英文',
    server_url: '服务器地址',
    connect: '连接',
    disconnect: '断开连接'
  },
  room: {
    join_room: '加入房间',
    room_id: '房间ID',
    nickname: '昵称',
    join: '加入',
    leave: '离开',
    users_in_room: '房间内用户'
  },
  file_transfer: {
    connect: '连接',
    connected: '已连接',
    select_file: '选择文件',
    send_file: '发送文件',
    send_to: '发送给',
    transfers: '传输列表',
    pending_transfers: '待处理传输',
    size: '大小',
    direction: '方向',
    status: '状态',
    progress: '进度',
    from: '来自',
    accept: '接受',
    reject: '拒绝',
    incoming: '接收中',
    outgoing: '发送中',
    sending: '发送中',
    receiving: '接收中',
    completed: '已完成',
    failed: '失败',
    rejected: '已拒绝',
    waiting: '等待中',
    open_folder: '打开文件夹'
  }
 }
--- a/src/main.js
+++ b/src/main.js
@ -0,0 +1,5 @@
 import { createApp } from "vue";
 import App from "./App.vue";
 import i18n from "./i18n";
 createApp(App).use(i18n).mount("#app");
--- a/src/utils/index.js
+++ b/src/utils/index.js
@ -0,0 +1,18 @@
 // 生成用户ID
 export function generateUserId() {
  return 'user_' + Math.random().toString(36).substr(2, 9);
 }
 // 格式化文件大小
 export function formatFileSize(bytes) {
  if (bytes === 0) return '0 Bytes';
  const k = 1024;
  const sizes = ['Bytes', 'KB', 'MB', 'GB'];
  const i = Math.floor(Math.log(bytes) / Math.log(k));
  return Math.round(bytes / Math.pow(k, i) * 100) / 100 + ' ' + sizes[i];
 }
 // 格式化传输速度
 export function formatSpeed(bytesPerSecond) {
  return formatFileSize(bytesPerSecond) + '/s';
 }
--- a/vite.config.js
+++ b/vite.config.js
@ -0,0 +1,38 @@
 import { defineConfig } from "vite";
 import vue from "@vitejs/plugin-vue";
 import path from "path";
 const host = process.env.TAURI_DEV_HOST;
 // https://vite.dev/config/
 export default defineConfig(async () => ({
  plugins: [vue()],
  // Vite options tailored for Tauri development and only applied in `tauri dev` or `tauri build`
  //
  // 1. prevent Vite from obscuring rust errors
  clearScreen: false,
  // 2. tauri expects a fixed port, fail if that port is not available
  server: {
    port: 1420,
    strictPort: true,
    host: host || "127.0.0.1",
    hmr: host
      ? {
          protocol: "ws",
          host,
          port: 1421,
        }
      : undefined,
    watch: {
      // 3. tell Vite to ignore watching `src-tauri`
      ignored: ["**/src-tauri/**"],
    },
  },
  resolve: {
    alias: {
      '@tauri-apps/api/tauri': path.resolve(__dirname, './src-tauri/mocks/tauri.js'),
      '@tauri-apps/api/path': path.resolve(__dirname, './src-tauri/mocks/path.js'),
    },
  },
 }));
		`@ -0,0 +1 @@`
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