app.js

var express = require('express');
var path = require('path');
var app = express();
var http = require('http').Server(app);
var io = require('socket.io')(http);	//socket server which integrates with (mounts on) http server
var hbs = require('express-handlebars');
var handlebars = require('handlebars');
var helpers = require('handlebars-form-helpers').register(handlebars);

//app.use(express.static('public'));
app.use(express.static(__dirname + '/public'));
var portnumber = process.env.PORT || 8080;

app.engine('hbs',hbs({extname: 'hbs', defaultLayout: 'layout', layoutsDir: __dirname+'/views'}));//first argument is engine name which can be anything
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'hbs');

app.get('/', function(req, res){
  res.render('home_page');
});

app.get('/:id/:playas',function(req,res){
  console.log(req.params);
  res.render('index', {id: req.params.id,
    playas: req.params.playas
  });
  //res.status(200).send(html);
})

http.listen(portnumber, function(){
  console.log('listening on *:8080');
});