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   1  // This file is part of Moodle - http://moodle.org/
   2  //
   3  // Moodle is free software: you can redistribute it and/or modify
   4  // it under the terms of the GNU General Public License as published by
   5  // the Free Software Foundation, either version 3 of the License, or
   6  // (at your option) any later version.
   7  //
   8  // Moodle is distributed in the hope that it will be useful,
   9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  // GNU General Public License for more details.
  12  //
  13  // You should have received a copy of the GNU General Public License
  14  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  15  
  16  /**
  17   * Module to get the scale values.
  18   *
  19   * @package    tool_lp
  20   * @copyright  2016 Serge Gauthier
  21   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  22   */
  23  define(['jquery', 'core/ajax'], function($, ajax) {
  24      var localCache = [];
  25  
  26      return /** @alias module:tool_lp/scalevalues */ {
  27  
  28          /**
  29           * Return a promise object that will be resolved into a string eventually (maybe immediately).
  30           *
  31           * @method get_values
  32           * @param {Number} scaleid The scale id
  33           * @return [] {Promise}
  34           */
  35          // eslint-disable-next-line camelcase
  36          get_values: function(scaleid) {
  37  
  38              var deferred = $.Deferred();
  39  
  40              if (typeof localCache[scaleid] === 'undefined') {
  41                  ajax.call([{
  42                      methodname: 'core_competency_get_scale_values',
  43                      args: {scaleid: scaleid},
  44                      done: function(scaleinfo) {
  45                          localCache[scaleid] = scaleinfo;
  46                          deferred.resolve(scaleinfo);
  47                      },
  48                      fail: (deferred.reject)
  49                  }]);
  50              } else {
  51                  deferred.resolve(localCache[scaleid]);
  52              }
  53  
  54              return deferred.promise();
  55          }
  56      };
  57  });