app.js

var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var sassMiddleware = require('node-sass-middleware');

var index = require('./routes/index');
var advertise = require('./routes/advertise');
var purchase = require('./routes/purchase');
var users = require('./routes/users');

var app = express();


const package = require( path.resolve( __dirname, 'package.json' ) );
const configuration = require( path.resolve( __dirname, 'configuration.json' ) );
const setup = Object.assign({}, package , configuration, )

// view engine setup
app.set('views', path.join(__dirname, 'views'));

const hbs = require('hbs');

hbs.registerHelper('each', function(context, options) {
  var ret = "";
  for(var i=0, j=context.length; i<j; i++) {
    ret = ret + options.fn(Object.assign(context[i], {index:i, position:(i+1)} ));
  }
  return ret;
});

hbs.registerHelper('if', function(conditional, options) {
  if(conditional) {
    return options.fn(this);
  } else {
    return options.inverse(this);
  }
});

hbs.registerHelper('full-price', function(amount) {
  return setup.currencySymbol + (parseInt(amount)/100).toFixed(2).replace(/(\d)(?=(\d\d\d)+(?!\d))/g, "$1,") + " " + setup.currency;
});

hbs.registerHelper('price', function(amount) {
  return setup.currencySymbol + (parseInt(amount)/100).toFixed(0).replace(/(\d)(?=(\d\d\d)+(?!\d))/g, "$1,");
});

app.set('view engine', 'hbs');

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(sassMiddleware({
  src: path.join(__dirname, 'public'),
  dest: path.join(__dirname, 'public'),
  indentedSyntax: true, // true = .sass and false = .scss
  sourceMap: true
}));
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);
app.use('/advertise', advertise);
app.use('/purchase', purchase);
app.use('/users', users);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;