Files
hotell777_260507/server.js
2026-05-10 16:20:29 +05:00

326 lines
13 KiB
JavaScript

const express = require('express');
const path = require('path');
const fs = require('fs');
const sqlite3 = require('sqlite3').verbose();
const sharp = require('sharp');
const jwt = require('jsonwebtoken');
const bcrypt = require('bcryptjs');
const client = require('prom-client');
require('dotenv').config();
const app = express();
const PORT = process.env.PORT || 3000;
const API_KEY = process.env.HOTEL777KEY;
const ADMIN_LOGIN = process.env.ADMIN_LOGIN;
const ADMIN_PASSWORD = process.env.ADMIN_PASSWORD;
const JWT_SECRET = process.env.JWT_SECRET || 'fallback-secret-change-in-production';
const MONITORING_USER = process.env.MONITORING_USER || 'monitoring';
const MONITORING_PASSWORD = process.env.MONITORING_PASSWORD || 'monitoring123';
const register = new client.Registry();
client.collectDefaultMetrics({ register });
const httpRequestsTotal = new client.Counter({
name: 'http_requests_total',
help: 'Total number of HTTP requests',
labelNames: ['method', 'path', 'status'],
registers: [register]
});
const httpRequestDuration = new client.Histogram({
name: 'http_request_duration_seconds',
help: 'Duration of HTTP requests in seconds',
labelNames: ['method', 'path', 'status'],
buckets: [0.01, 0.05, 0.1, 0.5, 1, 2, 5],
registers: [register]
});
const activeConnections = new client.Gauge({
name: 'active_connections',
help: 'Number of active connections',
registers: [register]
});
const dbQueryDuration = new client.Histogram({
name: 'db_query_duration_seconds',
help: 'Duration of database queries in seconds',
labelNames: ['operation'],
buckets: [0.001, 0.005, 0.01, 0.05, 0.1, 0.5, 1],
registers: [register]
});
const bookingsTotal = new client.Gauge({
name: 'bookings_total',
help: 'Total number of bookings',
labelNames: ['status'],
registers: [register]
});
const roomAvailability = new client.Gauge({
name: 'room_availability',
help: 'Number of available rooms by type',
labelNames: ['type'],
registers: [register]
});
if (!API_KEY) {
console.error('FATAL: HOTEL777KEY environment variable not set');
process.exit(1);
}
app.use(express.json());
app.use((req, res, next) => {
res.header('Access-Control-Allow-Origin', '*');
res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, PATCH, DELETE, OPTIONS');
res.header('Access-Control-Allow-Headers', 'Content-Type, Authorization');
if (req.method === 'OPTIONS') return res.sendStatus(200);
next();
});
app.use(express.static(path.join(__dirname, 'public')));
app.use((req, res, next) => {
const start = Date.now();
activeConnections.inc();
res.on('finish', () => {
const duration = (Date.now() - start) / 1000;
const path = req.route ? req.route.path : req.path;
httpRequestsTotal.inc({ method: req.method, path: path, status: res.statusCode });
httpRequestDuration.observe({ method: req.method, path: path, status: res.statusCode }, duration);
activeConnections.dec();
});
next();
});
app.use('/metrics', (req, res, next) => {
const authHeader = req.headers.authorization;
if (!authHeader) {
res.set('WWW-Authenticate', 'Basic realm="Monitoring"');
return res.status(401).send('Authentication required');
}
const auth = new Buffer.from(authHeader.split(' ')[1], 'base64').toString().split(':');
const user = auth[0];
const pass = auth[1];
if (user === MONITORING_USER && pass === MONITORING_PASSWORD) {
res.set('Content-Type', register.contentType);
register.metrics().then(metrics => res.end(metrics)).catch(err => res.status(500).send(err.message));
} else {
res.set('WWW-Authenticate', 'Basic realm="Monitoring"');
return res.status(401).send('Authentication required');
}
});
function updateMetrics() {
db.all(`SELECT status, COUNT(*) as count FROM bookings GROUP BY status`, [], (err, rows) => {
if (!err && rows) {
rows.forEach(row => {
bookingsTotal.set({ status: row.status || 'unknown' }, row.count);
});
}
});
db.all(`SELECT type, rooms_count FROM rooms WHERE is_active = 1`, [], (err, rows) => {
if (!err && rows) {
rows.forEach(row => {
roomAvailability.set({ type: row.type }, row.rooms_count);
});
}
});
}
setInterval(updateMetrics, 30000);
setTimeout(updateMetrics, 5000);
const dataDir = path.join(__dirname, 'data');
if (!fs.existsSync(dataDir)) fs.mkdirSync(dataDir);
const dbPath = path.join(dataDir, 'bookings.db');
const db = new sqlite3.Database(dbPath);
db.serialize(() => {
db.run(`CREATE TABLE IF NOT EXISTS bookings (
id INTEGER PRIMARY KEY AUTOINCREMENT,
name TEXT NOT NULL,
phone TEXT NOT NULL,
adults INTEGER NOT NULL,
children INTEGER NOT NULL,
checkin_date TEXT NOT NULL,
checkout_date TEXT NOT NULL,
wishes TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
)`);
db.run(`ALTER TABLE bookings ADD COLUMN wishes TEXT`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN status TEXT DEFAULT 'новая'`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN room_type TEXT`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN comment TEXT`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN base_price REAL`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN discount_percent INTEGER DEFAULT 0`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN discount_amount REAL DEFAULT 0`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN total_price REAL`, (err) => {});
db.run(`ALTER TABLE bookings ADD COLUMN promocode_id INTEGER`, (err) => {});
db.run(`CREATE TABLE IF NOT EXISTS promocodes (
id INTEGER PRIMARY KEY AUTOINCREMENT,
code TEXT NOT NULL UNIQUE,
discount_percent INTEGER NOT NULL CHECK(discount_percent BETWEEN 1 AND 99),
valid_from DATETIME,
valid_to DATETIME,
valid_days INTEGER,
is_active INTEGER DEFAULT 1,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
)`);
db.run(`CREATE TABLE IF NOT EXISTS rooms (
id INTEGER PRIMARY KEY AUTOINCREMENT,
type TEXT NOT NULL,
name TEXT NOT NULL,
description TEXT,
rooms_count INTEGER DEFAULT 1,
single_beds INTEGER DEFAULT 0,
double_beds INTEGER DEFAULT 0,
has_sofa INTEGER DEFAULT 0,
has_ac INTEGER DEFAULT 0,
has_wifi INTEGER DEFAULT 0,
has_shower INTEGER DEFAULT 0,
max_guests INTEGER DEFAULT 2,
price_per_guest INTEGER NOT NULL,
image_path TEXT,
is_active INTEGER DEFAULT 1,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
)`);
db.run(`CREATE TABLE IF NOT EXISTS booking_history (
id INTEGER PRIMARY KEY AUTOINCREMENT,
booking_id INTEGER NOT NULL,
user_id INTEGER,
user_login TEXT,
field TEXT NOT NULL,
old_value TEXT,
new_value TEXT,
created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (booking_id) REFERENCES bookings(id)
)`);
db.run(`CREATE TABLE IF NOT EXISTS users (
id INTEGER PRIMARY KEY AUTOINCREMENT,
login TEXT NOT NULL UNIQUE,
password_hash TEXT NOT NULL,
full_name TEXT,
email TEXT,
role TEXT NOT NULL DEFAULT 'user',
created_at DATETIME DEFAULT CURRENT_TIMESTAMP
)`);
});
const modules = {};
const authModule = require('./modules/auth');
const bookingsModule = require('./modules/bookings');
const adminBookingsModule = require('./modules/adminBookings');
const promocodesModule = require('./modules/promocodes');
const roomsModule = require('./modules/rooms');
const usersModule = require('./modules/users');
const { runStartupTests } = require('./tests/runStartupTests');
modules.auth = authModule;
modules.bookings = bookingsModule;
modules.promocodes = promocodesModule;
modules.rooms = roomsModule;
modules.users = usersModule;
modules.adminBookings = adminBookingsModule;
authModule.init(db, JWT_SECRET);
bookingsModule.init(db);
adminBookingsModule.init(db);
promocodesModule.init(db);
roomsModule.init(db);
usersModule.init(db, bcrypt);
function initDefaultRooms() {
db.get("SELECT COUNT(*) as count FROM rooms", (err, row) => {
if (err) return console.error('Check rooms count error:', err);
if (row.count > 0) return;
const defaults = [
{ type: 'Эконом', name: 'Эконом 1', description: 'Бюджетный номер', rooms_count: 3, single_beds: 2, double_beds: 0, has_sofa: 0, has_ac: 0, has_wifi: 1, has_shower: 1, max_guests: 2, price_per_guest: 2500, image_path: null, is_active: 1 },
{ type: 'Стандарт', name: 'Стандарт 1', description: 'Комфортный номер', rooms_count: 2, single_beds: 0, double_beds: 1, has_sofa: 1, has_ac: 1, has_wifi: 1, has_shower: 1, max_guests: 3, price_per_guest: 4000, image_path: null, is_active: 1 },
{ type: 'VIP Люкс', name: 'VIP Люкс 1', description: 'Премиум номер', rooms_count: 1, single_beds: 0, double_beds: 1, has_sofa: 1, has_ac: 1, has_wifi: 1, has_shower: 1, max_guests: 4, price_per_guest: 8000, image_path: null, is_active: 1 }
];
const stmt = db.prepare(`INSERT INTO rooms (type, name, description, rooms_count, single_beds, double_beds, has_sofa, has_ac, has_wifi, has_shower, max_guests, price_per_guest, image_path, is_active) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`);
defaults.forEach(r => stmt.run(r.type, r.name, r.description, r.rooms_count, r.single_beds, r.double_beds, r.has_sofa, r.has_ac, r.has_wifi, r.has_shower, r.max_guests, r.price_per_guest, r.image_path, r.is_active));
stmt.finalize();
console.log('✅ Default rooms initialized');
});
}
function syncAdmin() {
if (!ADMIN_LOGIN || !ADMIN_PASSWORD) {
console.warn('WARNING: ADMIN_LOGIN or ADMIN_PASSWORD not set, skipping admin sync');
return;
}
const hash = bcrypt.hashSync(ADMIN_PASSWORD, 10);
db.get(`SELECT id, role FROM users WHERE login = ?`, [ADMIN_LOGIN], (err, row) => {
if (err) { console.error('Admin sync error:', err); return; }
if (row) {
db.run(`UPDATE users SET password_hash = ?, role = 'admin' WHERE login = ?`, [hash, ADMIN_LOGIN], (err) => {
if (err) console.error('Admin update error:', err);
else console.log(`✅ Superadmin "${ADMIN_LOGIN}" updated from .env`);
});
} else {
db.run(`INSERT INTO users (login, password_hash, full_name, email, role) VALUES (?, ?, 'Администратор', NULL, 'admin')`,
[ADMIN_LOGIN, hash], (err) => {
if (err) console.error('Admin creation error:', err);
else console.log(`✅ Superadmin "${ADMIN_LOGIN}" created from .env`);
});
}
});
}
setTimeout(() => {
initDefaultRooms();
syncAdmin();
}, 500);
authModule.setupRoutes(app, authModule.authenticateToken, authModule.requireAdmin);
bookingsModule.setupRoutes(app, authModule.authenticateToken, authModule.requireAdmin);
adminBookingsModule.setupRoutes(app, authModule.authenticateToken, authModule.requireAdmin);
promocodesModule.setupRoutes(app, authModule.authenticateToken, authModule.requireAdmin);
roomsModule.setupRoutes(app);
usersModule.setupRoutes(app, authModule.authenticateToken, authModule.requireAdmin);
app.get('/', (req, res) => {
res.sendFile(path.join(__dirname, 'public', 'index.html'));
});
app.get('/admin', (req, res) => {
res.sendFile(path.join(__dirname, 'public', 'admin.html'));
});
async function convertImages() {
const imgDir = path.join(__dirname, 'public', 'img');
if (!fs.existsSync(imgDir)) {
console.log('Папка img не найдена, пропускаем конвертацию.');
return;
}
const files = fs.readdirSync(imgDir);
for (const file of files) {
const ext = path.extname(file).toLowerCase();
if (ext === '.jpg' || ext === '.jpeg' || ext === '.png') {
const name = path.parse(file).name;
const webpPath = path.join(imgDir, `${name}.webp`);
if (!fs.existsSync(webpPath)) {
try {
await sharp(path.join(imgDir, file))
.webp({ quality: 85 })
.toFile(webpPath);
console.log(`✅ Сконвертировано: ${file} -> ${name}.webp`);
} catch (err) {
console.error(`❌ Ошибка при конвертации ${file}:`, err);
}
}
}
}
}
convertImages().then(() => {
app.listen(PORT, async () => {
console.log('✅ HOTEL777KEY is', API_KEY);
console.log('📊 Prometheus metrics available at: http://localhost:' + PORT + '/metrics');
console.log('🔐 Monitoring credentials: ' + MONITORING_USER + ' / ' + (MONITORING_PASSWORD ? '***' : 'NOT SET'));
console.log('');
await runStartupTests(db, modules);
console.log(`✅ Hotel 777 server running on http://localhost:${PORT}`);
});
});