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chore: add code copy button icons in js (#133)

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Xin
2023-10-07 20:01:19 +01:00
committed by GitHub
parent 5f4c7423d0
commit 28a20e1e7e
3 changed files with 70 additions and 32 deletions
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89
assets/js/code-copy.js
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@ -1,30 +1,63 @@
document.querySelectorAll('.code-copy-btn').forEach(function (button) {
button.addEventListener('click', function (e) {
e.preventDefault();
const targetId = button.getAttribute('data-clipboard-target');
const target = document.querySelector(targetId);
let codeElement;
if (target.tagName === 'CODE') {
codeElement = target;
} else {
// Select the last code element in case line numbers are present
const codeElements = target.querySelectorAll('code');
codeElement = codeElements[codeElements.length - 1];
}
if (codeElement) {
// Replace double newlines with single newlines in the innerText
// as each line inside <span> has trailing newline '\n'
const code = codeElement.innerText.replace(/\n\n/g, '\n');
navigator.clipboard.writeText(code).then(function () {
button.classList.add('copied');
setTimeout(function () {
button.classList.remove('copied');
}, 500);
}).catch(function (err) {
console.error('Failed to copy text: ', err);
});
} else {
console.error('Target element not found');
}
// Copy button for code blocks
document.addEventListener('DOMContentLoaded', function () {
const getCopyIcon = () => {
const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svg.innerHTML = `
<path stroke-linecap="round" stroke-linejoin="round" d="M8 16H6a2 2 0 01-2-2V6a2 2 0 012-2h8a2 2 0 012 2v2m-6 12h8a2 2 0 002-2v-8a2 2 0 00-2-2h-8a2 2 0 00-2 2v8a2 2 0 002 2z" />
`;
svg.setAttribute('fill', 'none');
svg.setAttribute('viewBox', '0 0 24 24');
svg.setAttribute('stroke', 'currentColor');
svg.setAttribute('stroke-width', '2');
return svg;
}
const getSuccessIcon = () => {
const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svg.innerHTML = `
<path stroke-linecap="round" stroke-linejoin="round" d="M5 13l4 4L19 7" />
`;
svg.setAttribute('fill', 'none');
svg.setAttribute('viewBox', '0 0 24 24');
svg.setAttribute('stroke', 'currentColor');
svg.setAttribute('stroke-width', '2');
return svg;
}
document.querySelectorAll('.code-copy-btn').forEach(function (button) {
// Add copy and success icons
button.querySelector('.copy-icon')?.appendChild(getCopyIcon());
button.querySelector('.success-icon')?.appendChild(getSuccessIcon());
// Add click event listener for copy button
button.addEventListener('click', function (e) {
e.preventDefault();
const targetId = button.getAttribute('data-clipboard-target');
const target = document.querySelector(targetId);
let codeElement;
if (target.tagName === 'CODE') {
codeElement = target;
} else {
// Select the last code element in case line numbers are present
const codeElements = target.querySelectorAll('code');
codeElement = codeElements[codeElements.length - 1];
}
if (codeElement) {
// Replace double newlines with single newlines in the innerText
// as each line inside <span> has trailing newline '\n'
const code = codeElement.innerText.replace(/\n\n/g, '\n');
navigator.clipboard.writeText(code).then(function () {
button.classList.add('copied');
setTimeout(function () {
button.classList.remove('copied');
}, 500);
}).catch(function (err) {
console.error('Failed to copy text: ', err);
});
} else {
console.error('Target element not found');
}
});
});
});