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app.js
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require('dotenv').config();
const express = require('express');
const mongoose = require('mongoose');
const cookieParser = require('cookie-parser');
const helmet = require('helmet');
const { errors } = require('celebrate');
const { PORT, DATABASE_URL } = require('./ustils/config');
const { centralizedErrorHandler } = require('./middlewares/centralizedErrorHandler');
const { requestLogger, errorLogger } = require('./middlewares/logger');
const { cors } = require('./middlewares/cors');
const router = require('./routes');
const productionJwtCheck = require('./ustils/productionJwtCheck');
const { rateLimiter } = require('./middlewares/rateLimiter');
const app = express();
app.use(helmet());
app.use(cors);
mongoose.connect(DATABASE_URL, {
useNewUrlParser: true,
useUnifiedTopology: true,
}).then(() => console.log('База данных подключена'))
.catch((err) => {
console.log('\x1b[31m%s\x1b[0m', 'Ошибка в подключении БД');
console.error(err);
});
app.use(express.json());
app.use(express.urlencoded({ extended: true }));
app.use(cookieParser());
app.use(requestLogger);
app.use(rateLimiter);
// функционал роутинга
app.use(router);
app.use(errorLogger);
app.use(errors());
// централизированная обработка ошибок
app.use(centralizedErrorHandler);
app.listen(PORT, () => {
if (process.env.NODE_ENV !== 'production') {
console.log('\x1b[33m%s\x1b[0m', 'Код запущен в режиме разработки');
}
productionJwtCheck();
console.log(`Сервер запущен, порт ${PORT}`);
});