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   1  (function () {
   2    'use strict';
   3  
   4    /**
   5     * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
   6     * @license    GNU General Public License version 2 or later; see LICENSE.txt
   7     */
   8    (function (document) {
   9      var updateBannerFields = function updateBannerFields(value) {
  10        var imgWrapper = document.getElementById('image');
  11        var custom = document.getElementById('custom');
  12  
  13        switch (value) {
  14          case '0':
  15            // Image
  16            imgWrapper.classList.remove('hidden');
  17            custom.classList.add('hidden');
  18            break;
  19  
  20          case '1':
  21            // Custom
  22            imgWrapper.classList.add('hidden');
  23            custom.classList.remove('hidden');
  24            break;
  25        }
  26      };
  27  
  28      document.addEventListener('DOMContentLoaded', function () {
  29        var jformType = document.getElementById('jform_type');
  30  
  31        if (jformType) {
  32          // Hide/show parameters initially
  33          updateBannerFields(jformType.value); // Hide/show parameters when the type has been selected
  34  
  35          jformType.addEventListener('change', function (_ref) {
  36            var target = _ref.target;
  37            updateBannerFields(target.value);
  38          });
  39        }
  40      });
  41    })(document);
  42  
  43  })();