app.js

//Import express library
const express = require('express');
const cors = require('cors');
const rateLimit = require('express-rate-limit');
const helmet = require('helmet');
const compression = require('compression');
const morgan = require('morgan');

const { userRoutes } = require('./routes/userRoutes');
const { globalErrorHandler } = require('./controllers/errorsController');
const { productsRoutes } = require('./routes/productsRoutes');
const { cartRoutes } = require('./routes/cartRoutes')

//Create the server
const app = express();

//Limit request

const limiter = rateLimit({
  max: 10000,
  windowMs: 60 * 60 * 1000, //1 Hr
  message: 'Too many requests from this IP',
});

app.use(limiter);

//Enable cors

app.use(cors());

//Enable incoming JSON data

app.use(express.json());
app.use(helmet());
app.use(compression());

if (process.env.NODE_ENV === 'development') app.use(morgan('dev'));
else app.use(morgan('combined'));

//Endpoints

app.use('/api/v1/users', userRoutes);
app.use('/api/v1/products', productsRoutes);
app.use('/api/v1/cart', cartRoutes);

//Global error handler
app.use('*', globalErrorHandler);

module.exports = { app };