tailwind-nextjs-blog/components/Pre.tsx

76 lines
2.1 KiB
TypeScript

import { useState, useRef, ReactNode } from 'react'
interface Props {
children: ReactNode
}
const Pre = ({ children }: Props) => {
const textInput = useRef(null)
const [hovered, setHovered] = useState(false)
const [copied, setCopied] = useState(false)
const onEnter = () => {
setHovered(true)
}
const onExit = () => {
setHovered(false)
setCopied(false)
}
const onCopy = () => {
setCopied(true)
navigator.clipboard.writeText(textInput.current.textContent)
setTimeout(() => {
setCopied(false)
}, 2000)
}
return (
<div ref={textInput} onMouseEnter={onEnter} onMouseLeave={onExit} className="relative">
{hovered && (
<button
aria-label="Copy code"
type="button"
className={`absolute right-2 top-2 h-8 w-8 rounded border-2 bg-gray-700 p-1 dark:bg-gray-800 ${
copied
? 'border-green-400 focus:border-green-400 focus:outline-none'
: 'border-gray-300'
}`}
onClick={onCopy}
>
<svg
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 24 24"
stroke="currentColor"
fill="none"
className={copied ? 'text-green-400' : 'text-gray-300'}
>
{copied ? (
<>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4"
/>
</>
) : (
<>
<path
strokeLinecap="round"
strokeLinejoin="round"
strokeWidth={2}
d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2"
/>
</>
)}
</svg>
</button>
)}
<pre>{children}</pre>
</div>
)
}
export default Pre