133 lines
3 KiB
JavaScript
133 lines
3 KiB
JavaScript
/**
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* Clipboard functions
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*
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* Dependencies:
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* - popper.js (https://github.com/popperjs/popper-core)
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* - clipboard.js (https://github.com/zenorocha/clipboard.js)
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*/
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const clipboardSelector = '.code-header>button';
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const ICON_DEFAULT = 'far fa-clipboard';
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const ICON_SUCCESS = 'fas fa-check';
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const ATTR_TIMEOUT = 'timeout';
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const ATTR_TITLE_SUCCEED = 'data-title-succeed';
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const ATTR_TITLE_ORIGIN = 'data-bs-original-title';
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const TIMEOUT = 2000; // in milliseconds
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function isLocked(node) {
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if (node.hasAttribute(ATTR_TIMEOUT)) {
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let timeout = node.getAttribute(ATTR_TIMEOUT);
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if (Number(timeout) > Date.now()) {
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return true;
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}
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}
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return false;
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}
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function lock(node) {
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node.setAttribute(ATTR_TIMEOUT, Date.now() + TIMEOUT);
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}
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function unlock(node) {
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node.removeAttribute(ATTR_TIMEOUT);
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}
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function showTooltip(btn) {
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const succeedTitle = btn.getAttribute(ATTR_TITLE_SUCCEED);
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btn.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle);
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bootstrap.Tooltip.getInstance(btn).show();
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}
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function hideTooltip(btn) {
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bootstrap.Tooltip.getInstance(btn).hide();
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btn.removeAttribute(ATTR_TITLE_ORIGIN);
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}
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function setSuccessIcon(btn) {
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const icon = btn.children[0];
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icon.setAttribute('class', ICON_SUCCESS);
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}
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function resumeIcon(btn) {
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const icon = btn.children[0];
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icon.setAttribute('class', ICON_DEFAULT);
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}
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export function initClipboard() {
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const clipboardList = document.querySelectorAll(clipboardSelector);
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if (clipboardList.length === 0) {
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return;
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}
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// Initial the clipboard.js object
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const clipboard = new ClipboardJS(clipboardSelector, {
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target: (trigger) => {
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const codeBlock = trigger.parentNode.nextElementSibling;
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return codeBlock.querySelector('code .rouge-code');
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}
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});
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[...clipboardList].map(
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(elem) =>
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new bootstrap.Tooltip(elem, {
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placement: 'left'
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})
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);
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clipboard.on('success', (e) => {
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const trigger = e.trigger;
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e.clearSelection();
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if (isLocked(trigger)) {
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return;
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}
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setSuccessIcon(trigger);
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showTooltip(trigger);
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lock(trigger);
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setTimeout(() => {
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hideTooltip(trigger);
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resumeIcon(trigger);
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unlock(trigger);
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}, TIMEOUT);
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});
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/* --- Post link sharing --- */
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const btnCopyLink = document.getElementById('copy-link');
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btnCopyLink.addEventListener('click', (e) => {
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const target = e.target;
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if (isLocked(target)) {
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return;
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}
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// Copy URL to clipboard
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navigator.clipboard.writeText(window.location.href).then(() => {
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const defaultTitle = target.getAttribute(ATTR_TITLE_ORIGIN);
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const succeedTitle = target.getAttribute(ATTR_TITLE_SUCCEED);
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// Switch tooltip title
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target.setAttribute(ATTR_TITLE_ORIGIN, succeedTitle);
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bootstrap.Tooltip.getInstance(target).show();
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lock(target);
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setTimeout(() => {
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target.setAttribute(ATTR_TITLE_ORIGIN, defaultTitle);
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unlock(target);
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}, TIMEOUT);
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});
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});
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btnCopyLink.addEventListener('mouseleave', (e) => {
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bootstrap.Tooltip.getInstance(e.target).hide();
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});
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}
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