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/home/platinum/www/media/system/js/inlinehelp.js

/**
 * @copyright  (C) 2021 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

/**
 * Toggles the display of inline help DIVs
 *
 * @param {String} toggleClass The class name of the DIVs to toggle display for
 */
Joomla.toggleInlineHelp = toggleClass => {
  [].slice.call(document.querySelectorAll(`div.${toggleClass}`)).forEach(elDiv => {
    // Toggle the visibility of the node by toggling the 'd-none' Bootstrap class.
    elDiv.classList.toggle('d-none');
    // The ID of the description whose visibility is toggled.
    const myId = elDiv.id;
    // The ID of the control described by this node (same ID, minus the '-desc' suffix).
    const controlId = myId ? myId.substr(0, myId.length - 5) : null;
    // Get the control described by this node.
    const elControl = controlId ? document.getElementById(controlId) : null;
    // Is this node hidden?
    const isHidden = elDiv.classList.contains('d-none');

// If we do not have a control we will exit early
    if (!controlId || !elControl) {
      return;
    }

// Unset the aria-describedby attribute in the control when the description is hidden and vice–versa.
    if (isHidden && elControl.hasAttribute('aria-describedby')) {
      elControl.removeAttribute('aria-describedby');
    } else if (!isHidden) {
      elControl.setAttribute('aria-describedby', myId);
    }
  });
};

// Initialisation. Clicking on anything with the button-inlinehelp class will toggle the inline help.
[].slice.call(document.querySelectorAll('.button-inlinehelp')).forEach(elToggler => {
  var _elToggler$dataset$cl;
  // The class of the DIVs to toggle visibility on is defined by the data-class attribute of the click target.
  const toggleClass = (_elToggler$dataset$cl = elToggler.dataset.class) != null ? _elToggler$dataset$cl : 'hide-aware-inline-help';
  const collection = document.getElementsByClassName(toggleClass);

// no description => hide inlinehelp button
  if (collection.length === 0) {
    elToggler.classList.add('d-none');
    return;
  }

// Add the click handler.
  elToggler.addEventListener('click', event => {
    event.preventDefault();
    Joomla.toggleInlineHelp(toggleClass);
  });
});