/*jshint node:true*/
/* global require, module */
var EmberApp = require('ember-cli/lib/broccoli/ember-app');
var Funnel = require('broccoli-funnel');

function BuildException(message) {
   this.message = message;
   this.toString = function() {
      return this.message;
   };
}

module.exports = function(defaults) {

  //if (!process.env.PROD_ENV) {
  //  throw new BuildException("PROD_ENV is missing! Use an env prefix ('env PROD_ENV=[hellmann|oi] ...')to issue command.");
  //}

  var app = new EmberApp(defaults, {

    emberHighCharts: {
      includeHighCharts: true,
      includeHighStock: false,
      includeHighMaps: false,
      includeHighChartsMore: false,
      includeHighCharts3D: false,
      includeModules: ['drilldown'] // available modules: broken-axis, canvas-tools, data, drilldowm, exporting, funnel, heatmap, no-data-to-display, solid-gauge, treemap
    },
    // Add options here

    fingerprint: {
      enabled: true,
      extensions: [
        'css',
        'gif',
        'jpg',
        'js',
        'png',
        'ico'
      ]
    }

  });

  // Use `app.import` to add additional libraries to the generated
  // output files.
  //
  // If you need to use different assets in different
  // environments, specify an object as the first parameter. That
  // object's keys should be the environment name and the values
  // should be the asset to use in that environment.
  //
  // If the library that you are including contains AMD or ES6
  // modules that you would like to import into your application
  // please specify an object with the list of modules as keys
  // along with the exports of each module as its value.

  app.import(app.bowerDirectory + '/bootstrap/dist/css/bootstrap.css');
  app.import(app.bowerDirectory + '/bootstrap/dist/js/bootstrap.js');

  var foo="oi";

  if (foo === 'hellmann' || foo === 'oi') {

    // wiring the appr. stylesheet
    app.import('app/styles/branded/' + foo + '.css');

    // copies the appr. favicon from app/favicons/... to /assets
    var extraAssets = new Funnel('app/favicons/' + foo, {
      srcDir: '/',
      include: ['**/*.ico'],
      destDir: '/assets'
    });
  }
  else {
    throw new BuildException("Unknown PROD_ENV! Please prefix your command with 'env PROD_ENV=[hellmann|oi]'.");
  };

  return app.toTree(extraAssets);
};