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Copy pathserver.js
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263 lines (233 loc) · 9.55 KB
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const express = require('express');
const http = require('http');
const fs = require('fs');
const { Server } = require('socket.io');
const path = require('path');
const app = express();
const server = http.createServer(app);
const io = new Server(server);
const serverlessMysql = require('serverless-mysql');
const bcrypt = require('bcryptjs'); // Sử dụng bcrypt để hash password
const SCHEDULES_FILE = path.join(__dirname, 'schedules.json');
const TIMES_FILE = path.join(__dirname, 'times.json');
// Sử dụng env vars cho credentials (set trên Vercel dashboard hoặc .env local)
const db = serverlessMysql({
config: {
host: process.env.DB_HOST || 'server.dichvucheap.vn',
user: process.env.DB_USER || 'phkctgnx_ntmdz',
password: process.env.DB_PASSWORD || '5vYH.c1ijLUq', // Xóa hardcoded này sau khi set env
database: process.env.DB_NAME || 'phkctgnx_tkb',
port: process.env.DB_PORT || 3306
},
backoff: 'decorrelated', // Tự reconnect với backoff
base: 5, // Số retry
cap: 200 // Max delay retry
});
// Ping định kỳ để giữ kết nối
async function pingDb() {
try {
await db.query('SELECT 1');
} catch (error) {
console.error('Ping DB failed:', error);
}
}
function loadJSON(filePath, defaultValue) {
try {
if (fs.existsSync(filePath)) {
const fileData = fs.readFileSync(filePath, 'utf-8');
return JSON.parse(fileData);
}
} catch (error) {
console.error(`Error reading ${filePath}:`, error);
}
return defaultValue;
}
let history = loadJSON(SCHEDULES_FILE, []);
let timesData = loadJSON(TIMES_FILE, { title: '', morning: [], afternoon: [] });
let currentSettings = {}; // Declare biến này để tránh lỗi undefined
(async () => {
try {
await pingDb(); // Ping trước load
currentSettings = await getSettings(); // Handle error ở đây
} catch (error) {
console.error('Lỗi khi load settings ban đầu:', error);
currentSettings = { // Default nếu fail
pageTitle: 'Default Title',
backgroundColor: '#ffffff',
favicon: '',
ogTitle: '',
ogDescription: '',
canonical: '',
keywords: ''
};
}
})();
app.use(express.static(path.join(__dirname)));
app.get('/', (req, res) => { res.sendFile(path.join(__dirname, 'index.html')); });
app.get('/admin', (req, res) => { res.sendFile(path.join(__dirname, 'admin.html')); });
// Thêm route cho favicon để fix 404 (tạo file favicon.ico/png nếu có)
app.get('/favicon.ico', (req, res) => res.status(204).end());
app.get('/favicon.png', (req, res) => res.status(204).end());
const publicNamespace = io.of('/');
publicNamespace.on('connection', async (socket) => {
console.log('Người Dùng Mới Kết Nối');
const latestScheduleEntry = history.length > 0 ? history[history.length - 1] : null;
socket.emit('latestSchedule', latestScheduleEntry);
try {
await pingDb();
const settings = await getSettings(); // Handle error
socket.emit('updateSettings', {
pageTitle: settings.pageTitle,
backgroundColor: settings.backgroundColor,
favicon: settings.favicon || '',
ogTitle: settings.ogTitle || '',
ogDescription: settings.ogDescription || '',
canonical: settings.canonical || '',
keywords: settings.keywords || ''
});
} catch (error) {
console.error('Lỗi emit settings:', error);
}
socket.emit('updateTimes', timesData);
});
const adminNamespace = io.of('/admin');
adminNamespace.use(async (socket, next) => {
const { username, password } = socket.handshake.auth;
if (!username || !password) {
return next(new Error('Thiếu thông tin đăng nhập'));
}
try {
// SỬA Ở ĐÂY: Bỏ dấu ngoặc vuông [] quanh 'rows'
const rows = await db.query('SELECT * FROM users WHERE username = ?', [username]);
console.log(`Query result for username '${username}':`, JSON.stringify(rows));
// Bây giờ 'rows' là một mảng, nên logic này sẽ chạy đúng
if (!rows || rows.length === 0) {
return next(new Error('Tài khoản không tồn tại'));
}
const user = rows[0];
const isMatch = await bcrypt.compare(password, user.password);
if (isMatch) {
console.log(`User '${username}' authenticated successfully.`);
return next();
} else {
console.log(`Authentication failed for user '${username}': Incorrect password.`);
return next(new Error('Sai mật khẩu'));
}
} catch (err) {
console.error('Lỗi xác thực:', err);
return next(new Error('Lỗi hệ thống, không thể xác thực'));
}
});
adminNamespace.on('connection', (socket) => {
console.log('Đã Vào Trang Quản Trị');
socket.emit('authSuccess');
socket.emit('updateHistory', history);
socket.emit('updateSettings', {
pageTitle: currentSettings.pageTitle,
backgroundColor: currentSettings.backgroundColor,
favicon: currentSettings.favicon || '',
ogTitle: currentSettings.ogTitle || '',
ogDescription: currentSettings.ogDescription || '',
canonical: currentSettings.canonical || '',
keywords: currentSettings.keywords || ''
});
socket.on('saveSchedule', (newSchedule) => {
const newEntry = { timestamp: new Date().toISOString(), schedule: newSchedule };
history.push(newEntry);
try {
fs.writeFileSync(SCHEDULES_FILE, JSON.stringify(history, null, 2)); // Nhưng trên Vercel, nên migrate sang DB
} catch (error) {
console.error('Lỗi lưu file schedules:', error);
}
adminNamespace.emit('updateHistory', history);
publicNamespace.emit('latestSchedule', newEntry);
});
socket.on('saveTimes', (newTimesData) => {
timesData = newTimesData;
try {
fs.writeFileSync(TIMES_FILE, JSON.stringify(timesData, null, 2)); // Tương tự, migrate sang DB
} catch (error) {
console.error('Lỗi lưu file times:', error);
}
io.emit('updateTimes', timesData);
});
socket.on('saveSettings', async (newSettings) => {
try {
await pingDb();
// Nếu có đổi mật khẩu admin, hash trước khi lưu
if (newSettings.adminPassword) {
const hashedPassword = await bcrypt.hash(newSettings.adminPassword, 10);
await db.query('UPDATE users SET password = ? WHERE username = ?', [hashedPassword, 'admin']);
}
delete newSettings.adminPassword; // Không lưu vào settings
Object.assign(currentSettings, newSettings);
await saveSettings(currentSettings);
const publicSettings = {
pageTitle: currentSettings.pageTitle,
backgroundColor: currentSettings.backgroundColor,
favicon: currentSettings.favicon,
ogTitle: currentSettings.ogTitle,
ogDescription: currentSettings.ogDescription,
canonical: currentSettings.canonical,
keywords: currentSettings.keywords
};
io.emit('updateSettings', publicSettings);
} catch (error) {
console.error('Lỗi save settings:', error);
}
});
socket.on('changeAdminPassword', async ({ username, newPassword }) => {
if (!username || !newPassword) return;
try {
await pingDb();
const hashedPassword = await bcrypt.hash(newPassword, 10);
await db.query('UPDATE users SET password = ? WHERE username = ?', [hashedPassword, username]);
socket.emit('passwordChanged', true);
} catch (error) {
console.error('Lỗi change password:', error);
}
});
});
async function getSettings() {
try {
await pingDb();
// Sửa ở đây: Bỏ dấu ngoặc vuông []
const rows = await db.query('SELECT * FROM settings WHERE id=1');
// Logic này giờ sẽ chạy đúng vì 'rows' là một mảng
return rows[0] || {};
} catch (error) {
console.error('Lỗi getSettings:', error);
throw error;
}
}
async function saveSettings(newSettings) {
try {
await pingDb();
await db.query(
`UPDATE settings SET
pageTitle=?, backgroundColor=?, favicon=?, ogTitle=?, ogDescription=?, canonical=?, keywords=?
WHERE id=1`,
[
newSettings.pageTitle,
newSettings.backgroundColor,
newSettings.favicon,
newSettings.ogTitle,
newSettings.ogDescription,
newSettings.canonical,
newSettings.keywords
]
);
} catch (error) {
console.error('Lỗi saveSettings:', error);
throw error;
}
}
// Handle close DB khi function end trên Vercel
process.on('SIGTERM', async () => {
await db.end();
process.exit(0);
});
const PORT = process.env.PORT || 80;
server.listen(PORT, () => {
console.log(`🚀 Server đang chạy trên cổng ${PORT}`);
});