import copyTextToClipboard from '@uiw/copy-to-clipboard'; import { useCallback, useEffect } from 'react'; export function useCopied(container: React.RefObject) { const handle = useCallback((event: Event) => { const target = (event.currentTarget || event.target) as HTMLDivElement; target.classList.add('active'); copyTextToClipboard(target.dataset.code as string, function () { setTimeout(() => { target.classList.remove('active'); }, 2000); }); }, []); useEffect(() => { const btns = container.current?.querySelectorAll('pre code + div.copied'); btns && Array.from(btns).forEach((elm) => elm.addEventListener('click', handle, false)); return () => { btns && Array.from(btns).forEach((elm) => elm.removeEventListener('click', handle, false)); }; // eslint-disable-next-line react-hooks/exhaustive-deps }, [container]); }