/*
 * Copyright (c) 2014 ThoughtWorks, Inc.
 *
 * Pixelated is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Pixelated is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
 */
/*global _ */

define(
  ['page/events',
   'views/i18n'],
  function(events, i18n) {
    
    'use strict';

    function monitoredAjax(on, url, config) {
      if (config) {
        config.timeout = 5*1000;
      }
      return $.ajax(url, config).fail(function(xmlhttprequest, textstatus, message) {
        var msg = '';
        switch (textstatus) {
          case 'timeout':
            msg = 'a timeout occurred';
            break;
          case 'error':
            msg = 'problems talking to server';
            break;
          case 'parseerror':
            msg = 'got invalid response from server';
            break;
          default:
            msg = 'unexpected problem while talking to server';
        }
        on.trigger(document, events.ui.userAlerts.displayMessage, { message: i18n(msg) });
      }.bind(this));  
    }

    return monitoredAjax;
  }
);