hello.js

var express = require('express');
var bodyParser = require('body-parser');
var cors = require('cors');
var soap = require('soap');
var csv = require('csv');

function helloRoute() {
  var hello = new express.Router();
  hello.use(cors());
  hello.use(bodyParser());


  // GET REST endpoint - query params may or may not be populated
  hello.all('/', function(req, res) {
    var barcode = req.query.hello || req.body.hello || "Cian";
    var wsdlUrl = 'http://www.searchupc.com/service/UPCSearch.asmx?wsdl';
    soap.createClient(wsdlUrl, function(err, soapClient){
        if (err){
            return res.status(500).json(err);
        }
        soapClient.GetProduct({
            upc : barcode,
            accesstoken : '924646BB-A268-4007-9D87-2CE3084B47BC'
        }, function(err, soapResponse){
            if (err){
                return res.status(500).json(err);
            }
            csv.parse(soapResponse.GetProductResult, { columns : true }, function(err, parsedCsv){
                if (err){
                    return res.status(500).json(err);
                }
                if (!parsedCsv || !parsedCsv.length || parsedCsv.length < 1){
                    return res.status(404).json({ message : "no result found"});
                }
                return res.json({ msg : parsedCsv[0].productname });
            })    
        })
    });
    
    
  });



  return hello;
}

module.exports = helloRoute;