index.js

const express = require('express');
const dotenv = require('dotenv');
const connectToMongo = require('./database ');
const { errorHandler, notFound }= require('./middleware/error.js');
const path= require('path');
var cors = require('cors');

dotenv.config();

connectToMongo();


const app = express();
app.use(cors());

app.use(express.json());// to accept json data

//Available Routes
app.use('/api/auth', require('./routes/auth'))
app.use('/api/notes', require('./routes/notes'))


// ----------------production -----------------
if (process.env.NODE_ENV === 'production') 
 {
    //*Set static folder up in production
    app.use(express.static('frontend/build'));

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



// Error Handling middlewares
app.use(notFound);
app.use(errorHandler);

const PORT = process.env.PORT || 5000;

app.listen(PORT, console.log(`Notebook backend listening on port ${PORT}`))