feat: Enhance backend with request/SQL logging via morgan/winston and fix frontend by correctly rendering email Markdown content using the 'marked' library.

.gitignore

@@ -3,3 +3,4 @@
 /backend/package-lock.json
 /frontend/package-lock.json
 /frontend/dist
+plan.md

backend/app.js

@@ -1,13 +1,21 @@
 const express = require('express');
 const cors = require('cors');
+const http = require('http');
+const { WebSocketServer } = require('ws');
 const db = require('./db');
 const { SMTPServer } = require('smtp-server');
 const { saveEmail } = require('./saveEmail');
+const emitter = require('./eventEmitter');
+const logger = require('./logger');
+const morgan = require('morgan');
 
 const app = express();
 const apiPort = 5182;
 const smtpPort = 25;
 
+// Setup morgan to log HTTP requests to winston
+app.use(morgan('combined', { stream: { write: message => logger.info(message.trim()) } }));
+
 app.use(cors());
 app.use(express.json());
 
@@ -15,24 +23,136 @@ app.use(express.json());
 app.get('/api/messages', async (req, res) => {
   const { recipient } = req.query;
   if (!recipient) {
+    logger.warn('Attempted to get messages without a recipient');
     return res.status(400).send('Recipient is required');
   }
 
   try {
     const [rows] = await db.execute(
-      'SELECT id, sender, recipient, subject, body, received_at FROM emails WHERE recipient = ? ORDER BY received_at DESC',
+      'SELECT id, sender, recipient, subject, body, received_at FROM emails WHERE recipient LIKE ? ORDER BY received_at DESC',
-      [recipient]
+      [`%${recipient}%`]
     );
     res.json(rows);
   } catch (error) {
-    console.error('Failed to fetch emails:', error);
+    logger.error('Failed to fetch emails:', error);
     res.status(500).send('Failed to fetch emails');
   }
 });
 
+// API to get attachments for a message
+app.get('/api/messages/:id/attachments', async (req, res) => {
+  const { id } = req.params;
+  try {
+    const [rows] = await db.execute(
+      'SELECT id, filename, content_type FROM email_attachments WHERE email_id = ?',
+      [id]
+    );
+    res.json(rows);
+  } catch (error) {
+    logger.error('Failed to fetch attachments:', { error, emailId: id });
+    res.status(500).send('Failed to fetch attachments');
+  }
+});
+
+// API to download an attachment
+app.get('/api/attachments/:attachmentId', async (req, res) => {
+  const { attachmentId } = req.params;
+  try {
+    const [rows] = await db.execute(
+      'SELECT filename, content_type, content FROM email_attachments WHERE id = ?',
+      [attachmentId]
+    );
+    if (rows.length === 0) {
+      return res.status(404).send('Attachment not found');
+    }
+    const attachment = rows[0];
+    res.setHeader('Content-Disposition', `attachment; filename="${attachment.filename}"`);
+    res.setHeader('Content-Type', attachment.content_type);
+    res.send(attachment.content);
+  } catch (error) {
+    logger.error('Failed to download attachment:', { error, attachmentId });
+    res.status(500).send('Failed to download attachment');
+  }
+});
+
+// API to delete a message
+app.delete('/api/messages/:id', async (req, res) => {
+  const { id } = req.params;
+  try {
+    const [result] = await db.execute('DELETE FROM emails WHERE id = ?', [id]);
+    if (result.affectedRows === 0) {
+      logger.warn('Attempted to delete a message that was not found', { id });
+      return res.status(404).send('Message not found');
+    }
+    logger.info('Message deleted successfully', { id });
+    res.status(204).send(); // No Content
+  } catch (error) {
+    logger.error('Failed to delete message:', { error, id });
+    res.status(500).send('Failed to delete message');
+  }
+});
+
+// API to delete all messages for a recipient
+app.delete('/api/messages', async (req, res) => {
+  const { recipient } = req.query;
+  if (!recipient) {
+    logger.warn('Attempted to delete all messages without a recipient');
+    return res.status(400).send('Recipient is required');
+  }
+  try {
+    await db.execute('DELETE FROM emails WHERE recipient = ?', [recipient]);
+    logger.info('All messages for recipient deleted successfully', { recipient });
+    res.status(204).send(); // No Content
+  } catch (error) {
+    logger.error('Failed to delete all messages:', { error, recipient });
+    res.status(500).send('Failed to delete all messages');
+  }
+});
+
+// Create HTTP server
+const server = http.createServer(app);
+
+// Create WebSocket server
+const wss = new WebSocketServer({ server });
+
+// Map to store connections for each recipient
+const clients = new Map();
+
+wss.on('connection', (ws, req) => {
+  const url = new URL(req.url, `http://${req.headers.host}`);
+  const recipient = url.searchParams.get('recipient');
+
+  if (recipient) {
+    logger.info(`WebSocket client connected`, { recipient });
+    clients.set(recipient, ws);
+
+    ws.on('close', () => {
+      logger.info(`WebSocket client disconnected`, { recipient });
+      clients.delete(recipient);
+    });
+
+    ws.on('error', (error) => {
+      logger.error(`WebSocket error`, { recipient, error });
+      clients.delete(recipient);
+    });
+  } else {
+    logger.warn('WebSocket client connected without recipient, closing.');
+    ws.close();
+  }
+});
+
+emitter.on('newEmail', (email) => {
+  const recipient = email.recipient;
+  if (clients.has(recipient)) {
+    const ws = clients.get(recipient);
+    logger.info(`Sending new email notification to`, { recipient });
+    ws.send(JSON.stringify(email));
+  }
+});
+
 // Start API server
-app.listen(apiPort, () => {
+server.listen(apiPort, () => {
-  console.log(`Backend API server listening at http://localhost:${apiPort}`);
+  logger.info(`Backend API and WebSocket server listening at http://localhost:${apiPort}`);
 });
 
 // Configure and start SMTP server
@@ -40,23 +160,23 @@ const smtpServer = new SMTPServer({
   authOptional: true,
   disabledCommands: ['AUTH'],
   onData(stream, session, callback) {
-    console.log('Receiving email...');
+    logger.info('Receiving email...', { session });
     saveEmail(stream)
       .then(() => {
-        console.log('Email processed and saved successfully.');
+        logger.info('Email processed and saved successfully.');
         callback(); // Accept the message
       })
       .catch(err => {
-        console.error('Error processing email:', err);
+        logger.error('Error processing email:', err);
         callback(new Error('Failed to process email.'));
       });
   },
 });
 
 smtpServer.on('error', err => {
-  console.error('SMTP Server Error:', err.message);
+  logger.error('SMTP Server Error:', err);
 });
 
 smtpServer.listen(smtpPort, () => {
-  console.log(`SMTP server listening on port ${smtpPort}`);
+  logger.info(`SMTP server listening on port ${smtpPort}`);
 });

backend/db.js

@@ -1,4 +1,5 @@
 const mysql = require('mysql2');
+const logger = require('./logger');
 
 const pool = mysql.createPool({
   host: process.env.DB_HOST,
@@ -10,4 +11,18 @@ const pool = mysql.createPool({
   queueLimit: 0
 });
 
-module.exports = pool.promise();
+const promisePool = pool.promise();
+
+const originalExecute = promisePool.execute;
+promisePool.execute = function(sql, params) {
+  logger.info('Executing SQL', { sql, params });
+  return originalExecute.call(this, sql, params);
+};
+
+const originalQuery = promisePool.query;
+promisePool.query = function(sql, params) {
+  logger.info('Executing SQL', { sql, params });
+  return originalQuery.call(this, sql, params);
+};
+
+module.exports = promisePool;

backend/eventEmitter.js

@@ -0,0 +1,4 @@
+const EventEmitter = require('events');
+class MyEmitter extends EventEmitter {}
+const emitter = new MyEmitter();
+module.exports = emitter;

backend/logger.js

@@ -0,0 +1,29 @@
+const winston = require('winston');
+
+const logger = winston.createLogger({
+  level: 'info',
+  format: winston.format.combine(
+    winston.format.timestamp({
+      format: 'YYYY-MM-DD HH:mm:ss'
+    }),
+    winston.format.errors({ stack: true }),
+    winston.format.splat(),
+    winston.format.json()
+  ),
+  defaultMeta: { service: 'user-service' },
+  transports: [
+    new winston.transports.File({ filename: 'error.log', level: 'error' }),
+    new winston.transports.File({ filename: 'combined.log' })
+  ]
+});
+
+if (process.env.NODE_ENV !== 'production') {
+  logger.add(new winston.transports.Console({
+    format: winston.format.combine(
+      winston.format.colorize(),
+      winston.format.simple()
+    )
+  }));
+}
+
+module.exports = logger;

backend/package.json

@@ -11,6 +11,9 @@
     "mysql2": "^3.14.2",
     "mailparser": "^3.7.4",
     "cors": "^2.8.5",
-    "smtp-server": "^3.13.4"
+    "smtp-server": "^3.13.4",
+    "ws": "^8.17.1",
+    "winston": "^3.13.0",
+    "morgan": "^1.10.0"
   }
 }

backend/saveEmail.js

@@ -1,5 +1,6 @@
 const { simpleParser } = require('mailparser');
 const db = require('./db');
+const emitter = require('./eventEmitter');
 
 // Helper function to convert stream to buffer
 function streamToBuffer(stream) {
@@ -29,18 +30,26 @@ async function saveEmail(stream) {
             'INSERT INTO emails (recipient, sender, subject, body, raw) VALUES (?, ?, ?, ?, ?)',
             [recipient, sender, subject, body, rawEmail]
         );
+        const newEmailId = result.insertId;
 
-        console.log(`Email from <${sender}> to <${recipient}> saved with ID: ${result.insertId}`);
+        console.log(`Email from <${sender}> to <${recipient}> saved with ID: ${newEmailId}`);
 
         if (parsed.attachments && parsed.attachments.length > 0) {
             for (const attachment of parsed.attachments) {
                 await db.execute(
                     'INSERT INTO email_attachments (email_id, filename, content_type, content) VALUES (?, ?, ?, ?)',
-                    [result.insertId, attachment.filename, attachment.contentType, attachment.content]
+                    [newEmailId, attachment.filename, attachment.contentType, attachment.content]
                 );
                 console.log(`Attachment ${attachment.filename} saved.`);
             }
         }
+
+        // Emit an event with the new email's main information
+        const [rows] = await db.execute('SELECT id, sender, recipient, subject, body, received_at FROM emails WHERE id = ?', [newEmailId]);
+        if (rows.length > 0) {
+            emitter.emit('newEmail', rows[0]);
+        }
+
     } catch (error) {
         console.error('Failed to save email:', error);
         // We should not exit the process here, but maybe throw the error

docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3.3'
-
 services:
   backend:
     build: ./backend

frontend/index.html

@@ -4,11 +4,11 @@
     <meta charset="utf-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width,initial-scale=1.0">
-    <link rel="icon" href="<%= BASE_URL %>logo.svg" type="image/svg+xml">
+    <link rel="icon" href="/logo.svg" type="image/svg+xml">
-    <link rel="manifest" href="<%= BASE_URL %>manifest.json">
+    <link rel="manifest" href="/manifest.json">
     <meta name="theme-color" content="#000000">
     <meta name="mobile-web-app-capable" content="yes">
-    <link rel="apple-touch-icon" href="<%= BASE_URL %>img/icons/apple-touch-icon.png">
+    <link rel="apple-touch-icon" href="/img/icons/apple-touch-icon.png">
     <title>临时邮件</title>
   </head>
   <body>
@@ -16,6 +16,6 @@
       <strong>We're sorry but this app doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
     </noscript>
     <div id="app"></div>
-    <!-- built files will be auto injected -->
+    <script type="module" src="/src/main.js"></script>
   </body>
 </html>

frontend/package.json

@@ -3,19 +3,24 @@
   "version": "0.1.0",
   "private": true,
   "scripts": {
-    "serve": "vue-cli-service serve",
+    "dev": "vite",
-    "build": "vue-cli-service build"
+    "build": "vite build",
+    "preview": "vite preview"
   },
   "dependencies": {
+    "@element-plus/icons-vue": "^2.3.1",
     "axios": "^1.11.0",
+    "element-plus": "^2.10.4",
     "pinia": "^3.0.3",
-    "register-service-worker": "^1.7.2",
     "vue": "^3.5.18",
     "vue-i18n": "^11.1.11",
-    "vue-router": "^4.5.1"
+    "vue-router": "^4.5.1",
+    "ws": "^8.18.3",
+    "marked": "^13.0.2"
   },
   "devDependencies": {
-    "@vue/cli-plugin-pwa": "~5.0.0",
+    "@vitejs/plugin-vue": "^5.0.5",
-    "@vue/cli-service": "~5.0.8"
+    "vite": "^5.3.1",
+    "vite-plugin-pwa": "^0.20.0"
   }
 }

frontend/src/assets/main.css

@@ -1,3 +1,4 @@
+@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');
 /* Global Styles & Resets */
 *,
 *::before,
@@ -5,7 +6,7 @@
   box-sizing: border-box;
 }
 
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700&display=swap');
+
 
 :root {
   --primary-purple: #6d28d9;
@@ -181,6 +182,15 @@ body {
   background-color: rgba(255, 255, 255, 0.3);
 }
 
+.btn-danger {
+  background-color: #ef4444; /* a nice red */
+  color: var(--text-light);
+}
+
+.btn-danger:hover {
+  background-color: #dc2626; /* a darker red */
+}
+
 /* Inbox Section */
 .inbox-section {
   width: 100%;
@@ -219,12 +229,36 @@ body {
     font-size: 1.25rem;
 }
 
-.refresh-btn {
+.header-actions {
+    display: flex;
+    gap: 0.5rem;
+}
+
+.header-actions button {
     background: none;
     border: none;
     cursor: pointer;
-    font-size: 1.5rem;
     color: var(--dark-grey);
+    padding: 0.25rem;
+    border-radius: 6px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    transition: background-color 0.3s ease, color 0.3s ease;
+}
+
+.header-actions button:hover:not(:disabled) {
+    background-color: var(--medium-grey);
+    color: var(--primary-purple);
+}
+
+.header-actions button:disabled {
+    color: #ccc;
+    cursor: not-allowed;
+}
+
+.header-actions .el-icon {
+    font-size: 1.25rem;
 }
 
 .message-item {

frontend/src/i18n/index.js

@@ -24,6 +24,20 @@ const messages = {
       selectMail: '请从选择一封邮件查看',
       from: '发件人',
       to: '收件人',
+      attachments: '附件',
+      delete: '删除',
+      clearInbox: '清空收件箱',
+      alerts: {
+        enterEmail: '请输入一个邮箱地址',
+        fetchFailed: '无法获取邮件，请检查后端服务和 Nginx 配置是否正常。',
+        confirmDelete: '确定要删除这封邮件吗？',
+        deleteFailed: '删除邮件失败。',
+        confirmClearAll: '确定要清空这个收件箱的所有邮件吗？此操作不可恢复。',
+        clearFailed: '清空收件箱失败。',
+        copyFailed: '复制失败!',
+        actionCancelled: '操作已取消',
+      },
+      newMailNotification: '收到新邮件！',
     }
   },
   en: {
@@ -49,6 +63,20 @@ const messages = {
       selectMail: 'Please select an email to view',
       from: 'From',
       to: 'To',
+      attachments: 'Attachments',
+      delete: 'Delete',
+      clearInbox: 'Clear Inbox',
+      alerts: {
+        enterEmail: 'Please enter an email address',
+        fetchFailed: 'Failed to fetch emails. Please check if the backend service and Nginx configuration are normal.',
+        confirmDelete: 'Are you sure you want to delete this email?',
+        deleteFailed: 'Failed to delete email.',
+        confirmClearAll: 'Are you sure you want to clear all emails in this inbox? This action cannot be undone.',
+        clearFailed: 'Failed to clear inbox.',
+        copyFailed: 'Copy failed!',
+        actionCancelled: 'Action cancelled',
+      },
+      newMailNotification: 'New mail received!',
     }
   },
 };

frontend/src/main.js

@@ -1,10 +1,11 @@
 import { createApp, watch } from 'vue'
 import { createPinia } from 'pinia'
 import App from './App.vue'
-import './registerServiceWorker'
 import router from './router'
 import i18n from './i18n'
 import { useLanguageStore } from './stores/language'
+import ElementPlus from 'element-plus'
+import 'element-plus/dist/index.css'
 import './assets/main.css'
 
 const app = createApp(App)
@@ -13,6 +14,7 @@ const pinia = createPinia()
 app.use(pinia)
 app.use(router)
 app.use(i18n)
+app.use(ElementPlus)
 
 const languageStore = useLanguageStore(pinia)
 

frontend/src/registerServiceWorker.js

@@ -1,32 +0,0 @@
-/* eslint-disable no-console */
-
-import { register } from 'register-service-worker'
-
-if (process.env.NODE_ENV === 'production') {
-  register(`${process.env.BASE_URL}service-worker.js`, {
-    ready () {
-      console.log(
-        'App is being served from cache by a service worker.\n' +
-        'For more details, visit https://goo.gl/AFskqB'
-      )
-    },
-    registered () {
-      console.log('Service worker has been registered.')
-    },
-    cached () {
-      console.log('Content has been cached for offline use.')
-    },
-    updatefound () {
-      console.log('New content is downloading.')
-    },
-    updated () {
-      console.log('New content is available; please refresh.')
-    },
-    offline () {
-      console.log('No internet connection found. App is running in offline mode.')
-    },
-    error (error) {
-      console.error('Error during service worker registration:', error)
-    }
-  })
-}

frontend/src/utils/gravatar.js

@@ -0,0 +1,11 @@
+import { md5 } from './md5.js';
+
+function get_gravatar(email, size = 80, defaultImage = 'retro') {
+  if (!email) {
+    return `https://www.gravatar.com/avatar/?s=${size}&d=${defaultImage}`;
+  }
+  const emailHash = md5(email.trim().toLowerCase());
+  return `https://www.gravatar.com/avatar/${emailHash}?s=${size}&d=${defaultImage}`;
+}
+
+export { get_gravatar };

frontend/src/utils/md5.js

@@ -0,0 +1,219 @@
+/*
+ * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
+ * Digest Algorithm, as defined in RFC 1321.
+ * Version 2.2 Copyright (C) Paul Johnston 1999 - 2009
+ * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
+ * Distributed under the BSD License
+ * See http://pajhome.org.uk/crypt/md5 for more info.
+ */
+
+function md5(string) {
+
+  function RotateLeft(lValue, iShiftBits) {
+    return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
+  }
+
+  function AddUnsigned(lX, lY) {
+    var lX4, lY4, lX8, lY8, lResult;
+    lX8 = (lX & 0x80000000);
+    lY8 = (lY & 0x80000000);
+    lX4 = (lX & 0x40000000);
+    lY4 = (lY & 0x40000000);
+    lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
+    if (lX4 & lY4) {
+      return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
+    }
+    if (lX4 | lY4) {
+      if (lResult & 0x40000000) {
+        return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
+      } else {
+        return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
+      }
+    } else {
+      return (lResult ^ lX8 ^ lY8);
+    }
+  }
+
+  function F(x, y, z) {
+    return (x & y) | ((~x) & z);
+  }
+  function G(x, y, z) {
+    return (x & z) | (y & (~z));
+  }
+  function H(x, y, z) {
+    return (x ^ y ^ z);
+  }
+  function I(x, y, z) {
+    return (y ^ (x | (~z)));
+  }
+
+  function FF(a, b, c, d, x, s, ac) {
+    a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
+    return AddUnsigned(RotateLeft(a, s), b);
+  }
+
+  function GG(a, b, c, d, x, s, ac) {
+    a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
+    return AddUnsigned(RotateLeft(a, s), b);
+  }
+
+  function HH(a, b, c, d, x, s, ac) {
+    a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
+    return AddUnsigned(RotateLeft(a, s), b);
+  }
+
+  function II(a, b, c, d, x, s, ac) {
+    a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
+    return AddUnsigned(RotateLeft(a, s), b);
+  }
+
+  function ConvertToWordArray(string) {
+    var lWordCount;
+    var lMessageLength = string.length;
+    var lNumberOfWords_temp1 = lMessageLength + 8;
+    var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
+    var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
+    var lWordArray = Array(lNumberOfWords - 1);
+    var lBytePosition = 0;
+    var lByteCount = 0;
+    while (lByteCount < lMessageLength) {
+      lWordCount = (lByteCount - (lByteCount % 4)) / 4;
+      lBytePosition = (lByteCount % 4) * 8;
+      lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
+      lByteCount++;
+    }
+    lWordCount = (lByteCount - (lByteCount % 4)) / 4;
+    lBytePosition = (lByteCount % 4) * 8;
+    lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
+    lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
+    lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
+    return lWordArray;
+  }
+
+  function WordToHex(lValue) {
+    var WordToHexValue = "", WordToHexValue_temp = "", lByte, lCount;
+    for (lCount = 0; lCount <= 3; lCount++) {
+      lByte = (lValue >>> (lCount * 8)) & 255;
+      WordToHexValue_temp = "0" + lByte.toString(16);
+      WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
+    }
+    return WordToHexValue;
+  }
+
+  function Utf8Encode(string) {
+    string = string.replace(/\r\n/g, "\n");
+    var utftext = "";
+
+    for (var n = 0; n < string.length; n++) {
+
+      var c = string.charCodeAt(n);
+
+      if (c < 128) {
+        utftext += String.fromCharCode(c);
+      }
+      else if ((c > 127) && (c < 2048)) {
+        utftext += String.fromCharCode((c >> 6) | 192);
+        utftext += String.fromCharCode((c & 63) | 128);
+      }
+      else {
+        utftext += String.fromCharCode((c >> 12) | 224);
+        utftext += String.fromCharCode(((c >> 6) & 63) | 128);
+        utftext += String.fromCharCode((c & 63) | 128);
+      }
+
+    }
+
+    return utftext;
+  }
+
+  var x = Array();
+  var k, AA, BB, CC, DD, a, b, c, d;
+  var S11 = 7, S12 = 12, S13 = 17, S14 = 22;
+  var S21 = 5, S22 = 9, S23 = 14, S24 = 20;
+  var S31 = 4, S32 = 11, S33 = 16, S34 = 23;
+  var S41 = 6, S42 = 10, S43 = 15, S44 = 21;
+
+  string = Utf8Encode(string);
+
+  x = ConvertToWordArray(string);
+
+  a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
+
+  for (k = 0; k < x.length; k += 16) {
+    AA = a; BB = b; CC = c; DD = d;
+    a = FF(a, b, c, d, x[k + 0], S11, 0xD76AA478);
+    d = FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
+    c = FF(c, d, a, b, x[k + 2], S13, 0x242070DB);
+    b = FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
+    a = FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
+    d = FF(d, a, b, c, x[k + 5], S12, 0x4787C62A);
+    c = FF(c, d, a, b, x[k + 6], S13, 0xA8304613);
+    b = FF(b, c, d, a, x[k + 7], S14, 0xFD469501);
+    a = FF(a, b, c, d, x[k + 8], S11, 0x698098D8);
+    d = FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
+    c = FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
+    b = FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
+    a = FF(a, b, c, d, x[k + 12], S11, 0x6B901122);
+    d = FF(d, a, b, c, x[k + 13], S12, 0xFD987193);
+    c = FF(c, d, a, b, x[k + 14], S13, 0xA679438E);
+    b = FF(b, c, d, a, x[k + 15], S14, 0x49B40821);
+    a = GG(a, b, c, d, x[k + 1], S21, 0xF61E2562);
+    d = GG(d, a, b, c, x[k + 6], S22, 0xC040B340);
+    c = GG(c, d, a, b, x[k + 11], S23, 0x265E5A51);
+    b = GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
+    a = GG(a, b, c, d, x[k + 5], S21, 0xD62F105D);
+    d = GG(d, a, b, c, x[k + 10], S22, 0x2441453);
+    c = GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
+    b = GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
+    a = GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
+    d = GG(d, a, b, c, x[k + 14], S22, 0xC33707D6);
+    c = GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
+    b = GG(b, c, d, a, x[k + 8], S24, 0x455A14ED);
+    a = GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
+    d = GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
+    c = GG(c, d, a, b, x[k + 7], S23, 0x676F02D9);
+    b = GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
+    a = HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
+    d = HH(d, a, b, c, x[k + 8], S32, 0x8771F681);
+    c = HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
+    b = HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
+    a = HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
+    d = HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
+    c = HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
+    b = HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
+    a = HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
+    d = HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
+    c = HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
+    b = HH(b, c, d, a, x[k + 6], S34, 0x4881D05);
+    a = HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
+    d = HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
+    c = HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
+    b = HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
+    a = II(a, b, c, d, x[k + 0], S41, 0xF4292244);
+    d = II(d, a, b, c, x[k + 7], S42, 0x432AFF97);
+    c = II(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
+    b = II(b, c, d, a, x[k + 5], S44, 0xFC93A039);
+    a = II(a, b, c, d, x[k + 12], S41, 0x655B59C3);
+    d = II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
+    c = II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
+    b = II(b, c, d, a, x[k + 1], S44, 0x85845DD1);
+    a = II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
+    d = II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
+    c = II(c, d, a, b, x[k + 6], S43, 0xA3014314);
+    b = II(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
+    a = II(a, b, c, d, x[k + 4], S41, 0xF7537E82);
+    d = II(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
+    c = II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
+    b = II(b, c, d, a, x[k + 9], S44, 0xEB86D391);
+    a = AddUnsigned(a, AA);
+    b = AddUnsigned(b, BB);
+    c = AddUnsigned(c, CC);
+    d = AddUnsigned(d, DD);
+  }
+
+  var temp = WordToHex(a) + WordToHex(b) + WordToHex(c) + WordToHex(d);
+
+  return temp.toLowerCase();
+}
+
+export { md5 };

frontend/src/views/Home.vue

@@ -13,11 +13,8 @@
             required
           />
           <button @click="copyEmail" type="button" class="btn-copy" :title="$t('home.copyTitle')">
-            <span v-if="copyStatus === 'copied'">✓</span>
+            <el-icon v-if="copyStatus === 'copied'"><Check /></el-icon>
-            <svg v-else xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" viewBox="0 0 16 16">
+            <el-icon v-else><CopyDocument /></el-icon>
-              <path d="M4 2a2 2 0 0 1 2-2h8a2 2 0 0 1 2 2v8a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2zm2-1a1 1 0 0 0-1 1v8a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1V2a1 1 0 0 0-1-1z"/>
-              <path d="M2 5a1 1 0 0 0-1 1v8a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1v-1h-1v1a.5.5 0 0 1-.5.5H2.5a.5.5 0 0 1-.5-.5V6.5a.5.5 0 0 1 .5-.5H3v-1z"/>
-            </svg>
           </button>
         </div>
         <button @click="generateRandomEmail" type="button" class="btn btn-secondary">{{ $t('home.random') }}</button>
@@ -30,9 +27,17 @@
         <div class="message-list">
           <div class="message-list-header">
             <h2>{{ $t('home.inbox') }}</h2>
-            <button @click="fetchMessages" class="refresh-btn" :title="$t('home.refresh')">
+            <div class="header-actions">
-              &#x21bb;
+              <button @click="clearInbox" :title="$t('home.clearInbox')" :disabled="messages.length === 0">
+                <el-icon><Delete /></el-icon>
               </button>
+              <button @click="fetchMessages" :title="$t('home.refresh')">
+                <el-icon><Refresh /></el-icon>
+              </button>
+            </div>
+          </div>
+          <div v-if="newMailNotification" class="new-mail-notification">
+            {{ $t('home.newMailNotification') }}
           </div>
           <div v-if="loading" class="loading-state">{{ $t('home.loading') }}</div>
           <div v-else-if="messages.length === 0" class="empty-state">{{ $t('home.noMail') }}</div>
@@ -55,12 +60,27 @@
           </div>
           <div v-else>
             <div class="message-content-header">
+              <div class="header-text">
                 <h3>{{ selectedMessage.subject }}</h3>
                 <p class="from-line"><strong>{{ $t('home.from') }}:</strong> {{ selectedMessage.sender }}</p>
                 <p><strong>{{ $t('home.to') }}:</strong> {{ selectedMessage.recipient }}</p>
               </div>
-            <div class="message-body">
+              <div class="header-actions">
-              {{ selectedMessage.body }}
+                <button @click="deleteMessage(selectedMessage.id)" :title="$t('home.delete')">
+                  <el-icon><Delete /></el-icon>
+                </button>
+              </div>
+            </div>
+            <div class="message-body" v-html="renderedBody">
+            </div>
+            <div v-if="attachmentsLoading" class="loading-state">{{ $t('home.loading') }}</div>
+            <div v-if="attachments.length > 0" class="attachments-section">
+              <h4>{{ $t('home.attachments') }}</h4>
+              <ul>
+                <li v-for="attachment in attachments" :key="attachment.id">
+                  <a :href="`/api/attachments/${attachment.id}`" :download="attachment.filename">{{ attachment.filename }}</a>
+                </li>
+              </ul>
             </div>
           </div>
         </div>
@@ -69,26 +89,78 @@
   </main>
 </template>
 
-<script>
+<script setup>
-import { ref } from 'vue';
+import { ref, onUnmounted, computed } from 'vue';
+import { useI18n } from 'vue-i18n';
+import { ElMessage, ElMessageBox } from 'element-plus';
+import { Delete, Refresh, CopyDocument, Check } from '@element-plus/icons-vue';
+import { marked } from 'marked';
 
-export default {
+const { t } = useI18n();
-  name: 'Home',
+const recipient = ref('');
-  setup() {
+const messages = ref([]);
-    const recipient = ref('');
+const selectedMessage = ref(null);
-    const messages = ref([]);
+const loading = ref(false);
-    const selectedMessage = ref(null);
+const copyStatus = ref('idle'); // 'idle' | 'copied'
-    const loading = ref(false);
+const domain = 'shenjianl.cn';
-    const copyStatus = ref('idle'); // 'idle' | 'copied'
+const attachments = ref([]);
-    const domain = 'shenjianl.cn';
+const attachmentsLoading = ref(false);
+const newMailNotification = ref(false);
 
-    const fetchMessages = async () => {
+const renderedBody = computed(() => {
+  if (selectedMessage.value && selectedMessage.value.body) {
+    return marked(selectedMessage.value.body);
+  }
+  return '';
+});
+
+let ws = null;
+
+const setupWebSocket = () => {
+  if (ws) {
+    ws.close();
+  }
+
+  if (!recipient.value) return;
+
+  const wsProtocol = window.location.protocol === 'https:' ? 'wss:' : 'ws:';
+  const wsUrl = `${wsProtocol}//${window.location.host}/ws?recipient=${encodeURIComponent(recipient.value)}`;
+  
+  ws = new WebSocket(wsUrl);
+
+  ws.onopen = () => {
+    console.log('WebSocket connection established');
+  };
+
+  ws.onmessage = (event) => {
+    const newEmail = JSON.parse(event.data);
+    messages.value.unshift(newEmail);
+    ElMessage.success(t('home.newMailNotification'));
+  };
+
+  ws.onerror = (error) => {
+    console.error('WebSocket error:', error);
+  };
+
+  ws.onclose = () => {
+    console.log('WebSocket connection closed');
+  };
+};
+
+onUnmounted(() => {
+  if (ws) {
+    ws.close();
+  }
+});
+
+const fetchMessages = async () => {
   if (!recipient.value) {
-        alert('请输入一个邮箱地址');
+    ElMessage.warning(t('home.alerts.enterEmail'));
     return;
   }
   loading.value = true;
-      selectedMessage.value = null; // Clear selected message on new fetch
+  selectedMessage.value = null;
+  attachments.value = [];
   try {
     const response = await fetch(`/api/messages?recipient=${recipient.value}`);
     if (!response.ok) {
@@ -97,21 +169,116 @@ export default {
     const data = await response.json();
     messages.value = data;
     if (messages.value.length > 0) {
-          selectedMessage.value = messages.value[0];
+      selectMessage(messages.value[0]);
     }
+    setupWebSocket(); // Setup WebSocket after fetching messages
   } catch (error) {
     console.error('Failed to fetch messages:', error);
-        alert('无法获取邮件，请检查后端服务和 Nginx 配置是否正常。');
+    ElMessage.error(t('home.alerts.fetchFailed'));
   } finally {
     loading.value = false;
   }
-    };
+};
 
-    const selectMessage = (message) => {
+const fetchAttachments = async (messageId) => {
+  attachmentsLoading.value = true;
+  attachments.value = [];
+  try {
+    const response = await fetch(`/api/messages/${messageId}/attachments`);
+    if (!response.ok) {
+      throw new Error('Network response was not ok');
+    }
+    const data = await response.json();
+    attachments.value = data;
+  } catch (error) {
+    console.error('Failed to fetch attachments:', error);
+  } finally {
+    attachmentsLoading.value = false;
+  }
+};
+
+const selectMessage = (message) => {
   selectedMessage.value = message;
-    };
+  if (message) {
+    fetchAttachments(message.id);
+  }
+};
 
-    const generateRandomEmail = () => {
+const deleteMessage = async (messageId) => {
+  try {
+    await ElMessageBox.confirm(
+      t('home.alerts.confirmDelete'),
+      t('home.delete'),
+      {
+        confirmButtonText: 'OK',
+        cancelButtonText: 'Cancel',
+        type: 'warning',
+      }
+    );
+
+    const response = await fetch(`/api/messages/${messageId}`, { method: 'DELETE' });
+    if (!response.ok) {
+      throw new Error('Network response was not ok');
+    }
+    
+    const index = messages.value.findIndex(m => m.id === messageId);
+    if (index !== -1) {
+      messages.value.splice(index, 1);
+    }
+
+    if (selectedMessage.value && selectedMessage.value.id === messageId) {
+      const newIndex = Math.max(0, index - 1);
+      selectedMessage.value = messages.value.length > 0 ? messages.value[newIndex] : null;
+      if (selectedMessage.value) {
+        selectMessage(selectedMessage.value);
+      } else {
+        attachments.value = [];
+      }
+    }
+    ElMessage.success(t('home.alerts.deleteSuccess'));
+  } catch (action) {
+    if (action === 'cancel') {
+      ElMessage.info(t('home.alerts.actionCancelled'));
+    } else {
+      console.error('Failed to delete message:', action);
+      ElMessage.error(t('home.alerts.deleteFailed'));
+    }
+  }
+};
+
+const clearInbox = async () => {
+  if (!recipient.value || messages.value.length === 0) return;
+  
+  try {
+    await ElMessageBox.confirm(
+      t('home.alerts.confirmClearAll'),
+      t('home.clearInbox'),
+      {
+        confirmButtonText: 'OK',
+        cancelButtonText: 'Cancel',
+        type: 'warning',
+      }
+    );
+
+    const response = await fetch(`/api/messages?recipient=${recipient.value}`, { method: 'DELETE' });
+    if (!response.ok) {
+      throw new Error('Network response was not ok');
+    }
+    messages.value = [];
+    selectedMessage.value = null;
+    attachments.value = [];
+    ElMessage.success(t('home.alerts.clearSuccess'));
+  } catch (action) {
+    if (action === 'cancel') {
+      ElMessage.info(t('home.alerts.actionCancelled'));
+    } else {
+      console.error('Failed to clear inbox:', action);
+      ElMessage.error(t('home.alerts.clearFailed'));
+    }
+  }
+};
+
+const generateRandomEmail = () => {
   const names = [
     'alex', 'casey', 'morgan', 'jordan', 'taylor', 'jamie', 'ryan', 'drew', 'jesse', 'pat', 
     'chris', 'dylan', 'aaron', 'blake', 'cameron', 'devon', 'elliot', 'finn', 'gray', 'harper',
@@ -151,9 +318,9 @@ export default {
   }
   
   recipient.value = `${prefix}@${domain}`;
-    };
+};
 
-    const copyEmail = () => {
+const copyEmail = () => {
   if (!recipient.value) return;
 
   const textToCopy = recipient.value;
@@ -168,9 +335,9 @@ export default {
   } else {
     fallbackCopy(textToCopy);
   }
-    };
+};
 
-    const fallbackCopy = (text) => {
+const fallbackCopy = (text) => {
   const textArea = document.createElement('textarea');
   textArea.value = text;
   
@@ -191,31 +358,16 @@ export default {
     }
   } catch (err) {
     console.error('Fallback copy failed: ', err);
-        alert('复制失败!');
+    ElMessage.error(t('home.alerts.copyFailed'));
   }
 
   document.body.removeChild(textArea);
-    };
+};
 
-    const showCopySuccess = () => {
+const showCopySuccess = () => {
   copyStatus.value = 'copied';
   setTimeout(() => {
     copyStatus.value = 'idle';
   }, 2000);
-    };
-
-    return {
-      recipient,
-      messages,
-      selectedMessage,
-      loading,
-      copyStatus,
-      domain,
-      fetchMessages,
-      selectMessage,
-      generateRandomEmail,
-      copyEmail,
-    };
-  },
 };
 </script>

frontend/vite.config.js

@@ -0,0 +1,46 @@
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+import { VitePWA } from 'vite-plugin-pwa'
+import { fileURLToPath, URL } from 'node:url'
+
+export default defineConfig({
+  plugins: [
+    vue(),
+    VitePWA({
+      registerType: 'autoUpdate',
+      manifest: {
+        name: 'Email Unlimit',
+        short_name: 'EmailUnlimit',
+        description: 'Your Exclusive, Unlimited, and Private Temporary Email',
+        theme_color: '#000000',
+        icons: [
+          {
+            src: 'icons/icon.svg',
+            sizes: 'any',
+            type: 'image/svg+xml',
+          },
+        ],
+      },
+    }),
+  ],
+  resolve: {
+    alias: {
+      '@': fileURLToPath(new URL('./src', import.meta.url))
+    }
+  },
+  server: {
+    proxy: process.env.NODE_ENV === 'production' ? {} : {
+      '/api': {
+        target: 'http://localhost:5182',
+        changeOrigin: true,
+      },
+      '/ws': {
+        target: 'ws://localhost:5182',
+        ws: true,
+      },
+    }
+  },
+  define: {
+    'process.env': process.env
+  }
+})

frontend/vue.config.js

@@ -1,31 +0,0 @@
-const { defineConfig } = require('@vue/cli-service')
-
-module.exports = defineConfig({
-  transpileDependencies: true,
-  // devServer 代理配置已移除，所有代理均由外部 Nginx 处理。
-  pwa: {
-    name: 'EmailUnlimit',
-    themeColor: '#000000',
-    msTileColor: '#000000',
-    appleMobileWebAppCapable: 'yes',
-    appleMobileWebAppStatusBarStyle: 'black',
-
-    // 配置 workbox-webpack-plugin
-    workboxPluginMode: 'GenerateSW',
-    workboxOptions: {
-      // swSrc is required in InjectManifest mode.
-      // swSrc: 'dev/sw.js',
-      // ...other Workbox options...
-    }
-  },
-  chainWebpack: config => {
-    config.plugin('define').tap(definitions => {
-      Object.assign(definitions[0], {
-        __VUE_OPTIONS_API__: true,
-        __VUE_PROD_DEVTOOLS__: false,
-        __VUE_PROD_HYDRATION_MISMATCH_DETAILS__: false
-      })
-      return definitions
-    })
-  }
-})