mirror of
https://github.com/jgthms/bulma.git
synced 2024-12-12 13:28:30 +00:00
453 lines
12 KiB
JavaScript
453 lines
12 KiB
JavaScript
document.addEventListener('DOMContentLoaded', () => {
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// Cookies
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const cookieBookModalName = 'bulma_closed_book_modal';
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const cookieBookModal = Cookies.getJSON(cookieBookModalName) || false;
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// Sidebar links
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const $categories = getAll('#categories .bd-category');
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if ($categories.length > 0) {
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$categories.forEach(el => {
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const toggle_el = el.querySelector('.bd-category-toggle');
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toggle_el.addEventListener('click', event => {
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// closeCategories(el);
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el.classList.toggle('is-active');
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});
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});
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}
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function closeCategories(current_el) {
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$categories.forEach(el => {
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if (current_el == el) {
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return;
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}
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el.classList.remove('is-active');
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});
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}
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const anchors_ref_el = document.getElementById('anchorsReference');
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const anchors_el = document.getElementById('anchors');
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const anchor_links_el = getAll('.bd-anchor-link');
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let anchors_by_id = {};
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let anchors_order = [];
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let anchor_nav_els = [];
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if (anchors_el && anchor_links_el.length > 0) {
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anchors_el.classList.add('is-active');
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const anchors_el_list = anchors_el.querySelector('.bd-anchors-list');
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anchor_links_el.forEach((el, index) => {
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const link_target = el.getAttribute('href');
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const link_text = el.previousElementSibling.innerText;
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if (link_text != '') {
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const item_el = createAnchorLink(link_text, link_target);
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anchors_el_list.appendChild(item_el);
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const anchor_key = link_target.substring(1); // #target -> target
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anchors_by_id[anchor_key] = {
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id: anchor_key,
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index,
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target: link_target,
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text: link_text,
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nav_el: item_el,
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};
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anchors_order.push(anchor_key);
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anchor_nav_els.push(item_el);
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}
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});
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const back_to_top_el = createAnchorLink('Back to top', '');
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back_to_top_el.onclick = scrollToTop;
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anchors_el_list.appendChild(back_to_top_el);
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}
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function scrollToTop() {
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window.scrollTo(0, 0);
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}
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function createAnchorLink(text, target) {
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const item_el = document.createElement('li');
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const link_el = document.createElement('a');
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const text_node = document.createTextNode(text);
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if (target) {
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link_el.setAttribute('href', target);
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}
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link_el.appendChild(text_node);
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item_el.appendChild(link_el);
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return item_el;
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}
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function closeCategories(current_el) {
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$categories.forEach(el => {
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if (current_el == el) {
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return;
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}
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el.classList.remove('is-active');
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});
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}
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// Meta links
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const $metalinks = getAll('#meta a');
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if ($metalinks.length > 0) {
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$metalinks.forEach($el => {
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$el.addEventListener('click', event => {
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event.preventDefault();
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const target = $el.getAttribute('href');
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const $target = document.getElementById(target.substring(1));
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$target.scrollIntoView(true);
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return false;
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});
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});
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}
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// Dropdowns
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const $dropdowns = getAll('.dropdown:not(.is-hoverable)');
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if ($dropdowns.length > 0) {
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$dropdowns.forEach($el => {
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$el.addEventListener('click', event => {
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event.stopPropagation();
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$el.classList.toggle('is-active');
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});
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});
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document.addEventListener('click', event => {
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closeDropdowns();
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});
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}
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function closeDropdowns() {
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$dropdowns.forEach($el => {
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$el.classList.remove('is-active');
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});
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}
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// Toggles
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const $burgers = getAll('.burger');
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if ($burgers.length > 0) {
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$burgers.forEach($el => {
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$el.addEventListener('click', () => {
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const target = $el.dataset.target;
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const $target = document.getElementById(target);
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$el.classList.toggle('is-active');
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$target.classList.toggle('is-active');
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});
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});
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}
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// Modals
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const rootEl = document.documentElement;
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const $modals = getAll('.modal');
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const $modalButtons = getAll('.modal-button');
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const $modalCloses = getAll('.modal-background, .modal-close, .modal-card-head .delete, .modal-card-foot .button');
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if ($modalButtons.length > 0) {
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$modalButtons.forEach($el => {
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$el.addEventListener('click', () => {
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const target = $el.dataset.target;
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openModal(target);
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});
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});
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}
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if ($modalCloses.length > 0) {
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$modalCloses.forEach($el => {
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$el.addEventListener('click', () => {
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closeModals();
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});
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});
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}
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function openModal(target) {
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const $target = document.getElementById(target);
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rootEl.classList.add('is-clipped');
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$target.classList.add('is-active');
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}
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function closeModals() {
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rootEl.classList.remove('is-clipped');
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$modals.forEach($el => {
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$el.classList.remove('is-active');
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});
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}
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document.addEventListener('keydown', event => {
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const e = event || window.event;
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if (e.keyCode === 27) {
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closeModals();
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closeDropdowns();
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}
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});
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// Clipboard
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const $highlights = getAll('.highlight');
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let itemsProcessed = 0;
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if ($highlights.length > 0) {
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$highlights.forEach($el => {
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const copyEl = '<button class="button is-small bd-copy">Copy</button>';
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const expandEl = '<button class="button is-small bd-expand">Expand</button>';
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$el.insertAdjacentHTML('beforeend', copyEl);
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const $parent = $el.parentNode;
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if ($parent && $parent.classList.contains('bd-is-more')) {
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const showEl = '<button class="bd-show"><div><span class="icon"><i class="fas fa-code"></i></span> <strong>Show code</strong></div></button>';
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$el.insertAdjacentHTML('beforeend', showEl);
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} else if ($el.firstElementChild.scrollHeight > 480 && $el.firstElementChild.clientHeight <= 480) {
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$el.insertAdjacentHTML('beforeend', expandEl);
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}
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itemsProcessed++;
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if (itemsProcessed === $highlights.length) {
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addHighlightControls();
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}
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});
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}
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function addHighlightControls() {
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const $highlightButtons = getAll('.highlight .bd-copy, .highlight .bd-expand');
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$highlightButtons.forEach($el => {
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$el.addEventListener('mouseenter', () => {
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$el.parentNode.classList.add('bd-is-hovering');
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});
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$el.addEventListener('mouseleave', () => {
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$el.parentNode.classList.remove('bd-is-hovering');
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});
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});
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const $highlightExpands = getAll('.highlight .bd-expand');
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$highlightExpands.forEach($el => {
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$el.addEventListener('click', () => {
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$el.parentNode.firstElementChild.style.maxHeight = 'none';
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});
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});
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const $highlightShows = getAll('.highlight .bd-show');
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$highlightShows.forEach($el => {
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$el.addEventListener('click', () => {
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$el.parentNode.parentNode.classList.remove('bd-is-more-clipped');
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});
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});
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}
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setTimeout(() => {
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new Clipboard('.bd-copy', {
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target: trigger => {
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return trigger.previousElementSibling.firstElementChild;
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}
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});
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}, 100);
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// Functions
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function getAll(selector) {
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return Array.prototype.slice.call(document.querySelectorAll(selector), 0);
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}
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// Scrolling
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const html_el = document.documentElement;
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const navbarEl = document.getElementById('navbar');
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const navbarBurger = document.getElementById('navbarBurger');
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const specialShadow = document.getElementById('specialShadow');
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const NAVBAR_HEIGHT = 52;
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const THRESHOLD = 160;
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let horizon = NAVBAR_HEIGHT;
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let whereYouStoppedScrolling = 0;
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let scrollFactor = 0;
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let currentTranslate = 0;
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// Anchors highlight
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let past_anchors = [];
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anchor_links_el.reverse();
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const trigger_offset = 24 ; // In pixels
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const typo_el = document.getElementById('typo');
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function whenScrolling() {
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if (anchors_ref_el) {
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const bounds = anchors_ref_el.getBoundingClientRect();
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const anchors_height = anchors_el.clientHeight;
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const typo_bounds = typo_el.getBoundingClientRect();
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const typo_height = typo_el.clientHeight;
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if (bounds.top < 1 && typo_bounds.top - anchors_height + typo_height > 0) {
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anchors_el.classList.add('is-pinned');
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} else {
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anchors_el.classList.remove('is-pinned');
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}
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anchor_links_el.some(el => {
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const bounds = el.getBoundingClientRect();
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const href = el.getAttribute('href');
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const key = href.substring(1); // #target -> target
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if (bounds.top < 1 + trigger_offset && past_anchors.indexOf(key) == -1) {
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past_anchors.push(key);
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highlightAnchor();
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return;
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} else if (bounds.top > 0 + trigger_offset && past_anchors.indexOf(key) != -1) {
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removeFromArray(past_anchors, key);
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highlightAnchor();
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return;
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}
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});
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}
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}
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function highlightAnchor() {
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const future_anchors = anchors_order.diff(past_anchors);
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let highest_index = -1;
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let highest_anchor_key = '';
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if (past_anchors.length > 0) {
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past_anchors.forEach((key, index) => {
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const anchor = anchors_by_id[key];
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anchor.nav_el.className = 'is-past';
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// Keep track of the bottom most item
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if (anchor.index > highest_index) {
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highest_index = anchor.index;
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highest_anchor_key = key;
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}
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});
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if (highest_anchor_key in anchors_by_id) {
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anchors_by_id[highest_anchor_key].nav_el.className = 'is-current';
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}
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}
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if (future_anchors.length > 0) {
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future_anchors.forEach((key, index) => {
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const anchor = anchors_by_id[key];
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anchor.nav_el.className = '';
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});
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}
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}
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// Scroll
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function upOrDown(lastY, currentY) {
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if (currentY >= lastY) {
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return goingDown(currentY);
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}
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return goingUp(currentY);
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}
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function goingDown(currentY) {
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const trigger = NAVBAR_HEIGHT;
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whereYouStoppedScrolling = currentY;
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if (currentY > horizon) {
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horizon = currentY;
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}
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translateHeader(currentY, false);
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}
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function goingUp(currentY) {
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const trigger = 0;
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if (currentY < (whereYouStoppedScrolling - NAVBAR_HEIGHT)) {
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horizon = currentY + NAVBAR_HEIGHT;
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}
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translateHeader(currentY, true);
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}
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function constrainDelta(delta) {
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return Math.max(0, Math.min(delta, NAVBAR_HEIGHT));
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}
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function translateHeader(currentY, upwards) {
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// let topTranslateValue;
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let translateValue;
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if (upwards && currentTranslate == 0) {
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translateValue = 0;
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} else if (currentY <= NAVBAR_HEIGHT) {
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translateValue = currentY * -1;
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} else {
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const delta = constrainDelta(Math.abs(currentY - horizon));
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translateValue = delta - NAVBAR_HEIGHT;
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}
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if (translateValue != currentTranslate) {
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const navbarStyle = `
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transform: translateY(${translateValue}px);
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`;
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currentTranslate = translateValue;
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navbarEl.setAttribute('style', navbarStyle);
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}
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if (currentY > THRESHOLD * 2) {
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scrollFactor = 1;
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} else if (currentY > THRESHOLD) {
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scrollFactor = (currentY - THRESHOLD) / THRESHOLD;
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} else {
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scrollFactor = 0;
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}
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const translateFactor = 1 + translateValue / NAVBAR_HEIGHT;
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if (specialShadow) {
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specialShadow.style.opacity = scrollFactor;
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specialShadow.style.transform = 'scaleY(' + translateFactor + ')';
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}
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}
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let ticking = false;
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let lastY = 0;
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window.addEventListener('scroll', function() {
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const currentY = window.scrollY;
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if (!ticking) {
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window.requestAnimationFrame(function() {
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// upOrDown(lastY, currentY);
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whenScrolling();
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ticking = false;
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lastY = currentY;
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});
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}
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ticking = true;
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});
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// Utils
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function removeFromArray(array, value) {
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if (array.includes(value)) {
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const value_index = array.indexOf(value);
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array.splice(value_index, 1);
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}
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return array;
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}
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Array.prototype.diff = function(a) {
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return this.filter(function(i) {return a.indexOf(i) < 0;});
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};
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});
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