app.js

const express = require('express');
const cors = require('cors');
const helmet = require('helmet');
const mongoSanitize = require('express-mongo-sanitize');
const xss = require('xss-clean');
const compression = require('compression');
const passport = require('passport');
const httpStatus = require('http-status');
const config = require('./src/config/config');
const morgan = require('./src/config/morgan');
const authLimiter = require('./src/middlewares/rate_limit');
const routes = require('./src/routes/v1/index');
const { errorConverter, errorHandler } = require('./src/middlewares/error');
const { jwtStrategy, facebookStrategy, googleStrategy } = require('./src/config/passport');
const ApiError = require('./src/utils/api_error');

const app = express();

if (config.env !== 'test') {
  app.use(morgan.successHandler);
  app.use(morgan.errorHandler);
}

app.use(helmet());

app.use(express.json());
app.use(express.urlencoded({ extended: true }));

app.use(xss());
app.use(mongoSanitize());

app.use(compression());

app.use(cors());
app.options('*', cors());

app.use(passport.initialize());
passport.use('jwt', jwtStrategy);
passport.use('facebook', facebookStrategy);
passport.use('google', googleStrategy);

if (config.env === 'production') {
  app.use('/v1/auth', authLimiter);
}

app.use('/v1', routes);

app.use((req, res, next) => {
  next(new ApiError(httpStatus.NOT_FOUND, 'Not Found!!'));
});

app.use(errorConverter);

app.use(errorHandler);

module.exports = app;