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Code Block

Code Block is a React and Tailwind CSS data component from UI Layouts, licensed MIT. Copy it and paste it into your project.

UI Layouts MIT data

What it is

Code Block is a React and Tailwind CSS data component from UI Layouts, licensed MIT. Copy it and paste it into your project.

How to use it

Open it in the catalogue, press copy, and paste it into your project. The prompt you copy carries the code and the rules that tell your agent to reproduce it without changing anything.

Open in the catalogue

Five free copies a month. No card.

Needs

npm i shiki

Licence

This component comes from UI Layouts and is redistributed under the MIT licence, which permits commercial use. The copyright notice travels with the code.

Code Block

./components/ui/code-block.tsx
'use client';

import { CopyButton } from '@/components/website/code-components/copy-button';
import { cn } from '@/lib/utils';
import { useEffect, useState } from 'react';
import { codeToHtml } from 'shiki/bundle/web';

export function CodeBlock({
  code,
  lang = 'tsx',
  className,
}: {
  code: string;
  lang?: string;
  className?: string;
}) {
  const [html, setHtml] = useState('');
  const [isLoading, setIsLoading] = useState(true);

  useEffect(() => {
    let cancelled = false;

    const highlightCode = async () => {
      try {
        const highlightedHtml = await codeToHtml(code, {
          lang,
          themes: { light: 'github-light', dark: 'slack-dark' },
        });

        if (!cancelled) {
          setHtml(highlightedHtml);
          setIsLoading(false);
        }
      } catch (error) {
        console.error('Error highlighting code:', error);
        if (!cancelled) {
          setIsLoading(false);
        }
      }
    };

    highlightCode();

    return () => {
      cancelled = true;
    };
  }, [code, lang]);

  if (isLoading) {
    return (
      <div className={cn('relative', className)}>
        <div className='p-6 w-full mx-auto h-[400px] dark:bg-neutral-800 bg-neutral-200 animate-pulse rounded-xl'></div>
      </div>
    );
  }

  return (
    <div className={cn('relative', className)}>
      <CopyButton code={code} classname='right-2 top-2 bg-white dark:bg-neutral-800' />

      <div
        className='not-prose max-h-[550px] overflow-x-hidden rounded-md text-sm border dark:border-neutral-800'
        dangerouslySetInnerHTML={{ __html: html }}
      />
    </div>
  );
}
./components/website/code-components/copy-button.tsx
'use client';

import { cn } from '@/lib/utils';
import { Check, CheckCheck, Copy } from 'lucide-react';
import { useState } from 'react';

export function CopyButton({ code, classname }: { code: string; classname?: string }) {
  const [hasCheckIcon, setHasCheckIcon] = useState(false);

  const onCopy = () => {
    navigator.clipboard.writeText(code);
    setHasCheckIcon(true);

    setTimeout(() => {
      setHasCheckIcon(false);
    }, 1000);
  };

  return (
    <>
      <div
        className={cn(
          'absolute right-2 top-2 cursor-pointer dark:hover:shadow-[0px_1px_10px_5px_#3f7ef3] hover:shadow-[0px_1px_10px_5px_#9abaf7] dark:hover:border-blue-500 hover:border-blue-300  dark:bg-zinc-800 backdrop-blur-2xl bg-white rounded-md border-2',
          classname
        )}
        onClick={onCopy}
      >
        <div
          className={` inset-0 transform transition-all duration-300  w-9 h-8 grid place-content-center  ${
            hasCheckIcon ? 'scale-0 opacity-0' : 'scale-100 opacity-100'
          }`}
        >
          <Copy className='h-4 w-4 text-foreground/80' />
        </div>
        <div
          className={`absolute inset-0 transform transition-all duration-300 w-8 h-8 grid place-content-center  ${
            hasCheckIcon ? 'scale-100 opacity-100' : 'scale-0 opacity-0'
          }`}
        >
          <CheckCheck className='h-4 w-4 text-foreground/80' />
        </div>
      </div>
    </>
  );
}

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