server.js

import 'express-async-errors';
import express from 'express';
import dotenv from 'dotenv';
import morgan from 'morgan';
import colors from 'colors';
import path, { dirname } from 'path';
import { fileURLToPath } from 'url';
import helmet from 'helmet';
import xss from 'xss-clean';
import mongoSanitize from 'express-mongo-sanitize';

// DB and authenticateUser
import connectDB from './db/connect.js';

// routers
import authRouter from './routes/authRoutes.js';
import jobsRouter from './routes/jobsRoutes.js';

// Middleware
import notFoundMiddleware from './middleware/not-found.js';
import errorHandlerMiddleware from './middleware/error-handler.js';
import authenticateUser from './middleware/auth.js';

const app = express();
const port = process.env.PORT || 5000;

dotenv.config();

if (process.env.NODE_ENV !== 'production') {
  app.use(morgan('dev'));
}

const __dirname = dirname(fileURLToPath(import.meta.url));

// Static assets
app.use(express.static(path.resolve(__dirname, './client/build')));

// Make json data available in controllers
app.use(express.json());
app.use(
  helmet.contentSecurityPolicy({
    useDefaults: true,
    directives: {
      'img-src': ["'self'", 'https: data:'],
    },
  })
);
app.use(xss());
app.use(mongoSanitize());

// Routes
app.get('/', (req, res) => {
  res.send('Hello World!');
});

app.get('/api/v1', (req, res) => {
  res.send({ msg: 'API' });
});

app.use('/api/v1/auth', authRouter);
app.use('/api/v1/jobs', authenticateUser, jobsRouter);

app.get('*', (req, res) => {
  res.sendFile(path.resolve(__dirname, './client/build', 'index.html'));
});

app.use(notFoundMiddleware);
app.use(errorHandlerMiddleware);

const start = async () => {
  try {
    await connectDB(process.env.MONGO_URL);
    app.listen(port, () => {
      console.log(`Server is listening on port ${port}`.yellow.bold);
    });
  } catch (error) {
    console.log(error);
  }
};

start();