61 lines
1.7 KiB
JavaScript
61 lines
1.7 KiB
JavaScript
/**
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* @file
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* Customization of comments.
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*/
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((Drupal, once) => {
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/**
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* Initialize show/hide button for the comments.
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*
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* @param {Element} comments
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* The comment wrapper element.
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*/
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function init(comments) {
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comments
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.querySelectorAll('[data-drupal-selector="comment"]')
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.forEach((comment) => {
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if (comment.nextElementSibling?.matches('.indented')) {
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comment.classList.add('has-children');
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}
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});
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comments.querySelectorAll('.indented').forEach((commentGroup) => {
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const showHideWrapper = document.createElement('div');
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showHideWrapper.setAttribute('class', 'show-hide-wrapper');
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const toggleCommentsBtn = document.createElement('button');
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toggleCommentsBtn.setAttribute('type', 'button');
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toggleCommentsBtn.setAttribute('aria-expanded', 'true');
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toggleCommentsBtn.setAttribute('class', 'show-hide-btn');
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toggleCommentsBtn.innerText = Drupal.t('Replies');
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commentGroup.parentNode.insertBefore(showHideWrapper, commentGroup);
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showHideWrapper.appendChild(toggleCommentsBtn);
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toggleCommentsBtn.addEventListener('click', (e) => {
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commentGroup.classList.toggle('hidden');
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e.currentTarget.setAttribute(
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'aria-expanded',
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commentGroup.classList.contains('hidden') ? 'false' : 'true',
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);
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});
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});
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}
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/**
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* Attaches the comment behavior to comments.
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*
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* @type {Drupal~behavior}
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*
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* @prop {Drupal~behaviorAttach} attach
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* Attaches the show/hide behavior for indented comments.
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*/
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Drupal.behaviors.comments = {
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attach(context) {
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once('comments', '[data-drupal-selector="comments"]', context).forEach(
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init,
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);
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},
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};
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})(Drupal, once);
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