index.js

const express = require('express');
require('dotenv').config();
const bodyParser = require('body-parser');
const routes = require('./routes/index.js');
const mongoose = require('mongoose');

const checkConnection = async () =>{
    try {
        const conn = await mongoose.connect(process.env.DB_URL);
        console.log("Database connected successfully...")
    }catch(err) {
        console.log(err);
    }
}

checkConnection();

const app = express();
// Parse application json
app.use(bodyParser.json());
// Parse application application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({extended: false}));

app.use('/api', routes);
app.get('/', (req, res)=>{
    res.status(200).send({ status: 200, message: `Welcome to the API. Go to http://localhost:${PORT}/api` })
});

app.use('**', (req, res)=>{
    res.status(200).send({ status: 405, message: 'Resource requested not found on the server' })
});

const PORT = process.env.PORT || 3800;

app.listen(PORT, ()=>{
    console.log(`Server listening on port ${PORT}. Go to http://localhost:${PORT}/api`);
})