app.js

// Retrieve
var MongoClient = require('mongodb').MongoClient;
var http = require('http');
const PORT = 8080;
var server = http.createServer(handlerRequest);
server.listen(PORT, function(){
              console.log('Server is started and listening on: ' + PORT);
              });
var dispatcher = require('httpdispatcher')
function handlerRequest(req, res) {
    try {
        console.log(req.url);
        dispatcher.dispatch(req, res);
    } catch(err) {
        console.log(err)
    }
}
dispatcher.setStatic('resources');
dispatcher.onGet("/page1", function(req, res) {
                 res.writeHead(200, {'Content-Type': 'text/plain'});
                 res.end('Page One')
                 });
dispatcher.onPost('/post1', function(req, res) {
                  res.writeHead(200, {'Content-Type':'text/plain'});
                  res.end('Got Post Data')
                  });
dispatcher.onGet('/page2', function(req, res) {
                 
                 res.writeHead(200, {'Content-Type': 'application/json'});
                 
                 
                 // Connect to the db
                 MongoClient.connect("mongodb://localhost:27017/test", function(err, db) {
                                     
                                     
                                     if(!err) {
                                     console.log("We are connected");
                                     
                                     db.collection('cars', function(err, collection) {
                                                   
                                                   collection.find().toArray(function(err, items){
                                                                             console.log(items);
                                                                             var json = JSON.stringify(items);
                                                                             res.end(json);
                                                                             db.close()
                                                                             
                                                                             });
                                                   
                                                   
                                                   
                                                   });
                                     } else {
                                     console.log("connect fail")
                                     res.end("fail")
                                     }
                 
                 });
         
});
dispatcher.onGet('/insert', function(req, res) {
                 
                 res.writeHead(200, {'Content-Type': 'application/json'});
                 
                 
                 // Connect to the db
                 MongoClient.connect("mongodb://localhost:27017/test", function(err, db) {
                                     
                                     
                                     if(!err) {
                                     console.log("We are connected");
                                     
                                     db.collection('cars', function(err, collection) {
                                                   
                                                   collection.find().toArray(function(err, items){
                                                                             console.log(items);
                                                                             var json = JSON.stringify(items);
                                                                             res.end(json);
                                                                             db.close()
                                                                             
                                                                             });
                                                   
                                                   
                                                   
                                                   });
                                     
                                     } else {
                                     console.log("connect fail")
                                     res.end("fail")
                                     }
                                     
                                     });
                 
                 
                 
                 
                 });