leilukin-site/assets/js/copycode.js

58 lines
2.5 KiB
JavaScript

function createCopyBtn(blockIndex) {
return `<div class="cc-wrapper d-none d-sm-block">
<button class="cc-btn btn-muted shadow" data-target="${blockIndex}">
<svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="icon"><path stroke="none"d="M0 0h24v24H0z"fill="none"/><path d="M9 5h-2a2 2 0 0 0 -2 2v12a2 2 0 0 0 2 2h10a2 2 0 0 0 2 -2v-12a2 2 0 0 0 -2 -2h-2"/><path d="M9 3m0 2a2 2 0 0 1 2 -2h2a2 2 0 0 1 2 2v0a2 2 0 0 1 -2 2h-2a2 2 0 0 1 -2 -2z"/></svg>
Copy Code
</button>
</div>`;
}
async function copyCode(block) {
const code = document.querySelector(`[data-block-id="${block}"]`);
const doCopy = async() => await navigator.clipboard.writeText(code?.innerText ?? '');
if (!navigator.userAgent.includes('Firefox')) {
const result = await navigator.permissions.query({ name: 'clipboard-write' });
if (result.state === 'granted' || result.state === 'prompt') {
doCopy();
}
} else {
doCopy();
}
}
async function handleCopyBtnClick(event) {
const btn = event?.target;
const btnTarget = btn?.getAttribute('data-target');
if (btn && btnTarget) {
const originalText = btn.innerHTML;
await copyCode(btnTarget);
btn.innerHTML = '<svg aria-hidden="true" xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" class="icon"><path stroke="none" d="M0 0h24v24H0z" fill="none"/><path d="M9 5h-2a2 2 0 0 0 -2 2v12a2 2 0 0 0 2 2h10a2 2 0 0 0 2 -2v-12a2 2 0 0 0 -2 -2h-2" /><path d="M9 3m0 2a2 2 0 0 1 2 -2h2a2 2 0 0 1 2 2v0a2 2 0 0 1 -2 2h-2a2 2 0 0 1 -2 -2z" /><path d="M9 14l2 2l4 -4" /></svg> Copied!';
setTimeout(() => {
btn.innerHTML = originalText;
}, 1500);
}
}
document.addEventListener('DOMContentLoaded', () => {
const allCodeBlocks = Array.from(document.querySelectorAll('pre[class^="language-"]'));
allCodeBlocks.forEach((b, i) => {
const code = b.childNodes[0];
const codeBlockIndex = `cb-${i}`;
b.insertAdjacentHTML('afterend', createCopyBtn(codeBlockIndex));
code.setAttribute('data-block-id', codeBlockIndex);
})
const allCopyBtns = Array.from(document.querySelectorAll('.cc-btn'));
allCopyBtns.forEach((btn) => {
btn.addEventListener('click', handleCopyBtnClick);
})
})