app.js

//importing modules
var express = require('express');
var mongoose = require('mongoose');
var bodyparser = require('body-parser');
var cors = require('cors');
var path= require('path');

var app = express();

const route = require('./routes/route');

//connect to mongodb
mongoose.connect('mongodb://localhost:27017/contact');

//on connection
mongoose.connection.on('connected',()=>{
    console.log('connected to database mongodb @ 27017')
});

mongoose.connection.on('error',(err)=>{
    if(err)
    {
    console.log('error in database connection:'+err);
    
    }
});



//port no
const port = 3000;

//adding middleware - cors

app.use(cors());

//body -parser
app.use(bodyparser.json());

//static files
app.use(express.static(path.join(__dirname,'public')));


//routes

app.use('/api',route);

//testing server
app.get('/',(req, res)=>{
   res.send('foobar');

});

app.listen(port,()=>{

     console.log('server started at port:'+port);
})