app.js

'use strict';

var express    = require('express'),
  app          = express(),
  watson       = require('watson-developer-cloud'),
  extend       = require('util')._extend,
  i18n         = require('i18next');

//i18n settings
require('./config/i18n')(app);

// Bootstrap application settings
require('./config/express')(app);

// Create the service wrapper
var personalityInsights = watson.personality_insights({
  version: 'v2',
  username: '<username>', //Replace this with your username
  password: '<password>' //Replace this with your password
});

app.get('/', function(req, res) {
  res.render('index', { ct: req._csrfToken });
});

app.post('/api/profile', function(req, res, next) {
  var parameters = extend(req.body, { acceptLanguage : i18n.lng() });

  personalityInsights.profile(parameters, function(err, profile) {
    if (err)
      return next(err);
    else
      return res.json(profile);
  });
});

// error-handler settings
require('./config/error-handler')(app);

var port = process.env.VCAP_APP_PORT || 3000;
app.listen(port);
console.log('listening at:', port);