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75 lines
1.9 KiB
75 lines
1.9 KiB
6 months ago
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<script lang="ts">
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import { browser } from '$app/environment';
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import './code-block.css';
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import type { CodeBlockProps } from './types';
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let {
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language,
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filename,
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copyable = true,
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size = 3,
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style,
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children,
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...restProps
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}: CodeBlockProps = $props();
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let codeRef = $state<HTMLElement | undefined>();
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let copied = $state(false);
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let copyTimeout: ReturnType<typeof setTimeout>;
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const showHeader = $derived(!!filename || !!language || copyable);
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const sizeTokens = $derived(
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`--_air-code-block-size:var(--air-text-${size}-size);` +
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`--_air-code-block-lh:var(--air-text-${size}-lh);` +
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`--_air-code-block-ls:var(--air-text-${size}-ls)`
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);
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const mergedStyle = $derived(style ? `${sizeTokens};${style}` : sizeTokens);
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async function handleCopy() {
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if (!browser || !codeRef) return;
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const text = codeRef.textContent ?? '';
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try {
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await navigator.clipboard.writeText(text);
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copied = true;
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clearTimeout(copyTimeout);
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copyTimeout = setTimeout(() => {
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copied = false;
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}, 2000);
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} catch {
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// Clipboard no disponible — silencioso
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}
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}
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</script>
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<div class="air-code-block" style={mergedStyle} {...restProps}>
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{#if showHeader}
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<div class="air-code-block-header">
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{#if filename}
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<span class="air-code-block-filename">{filename}</span>
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{/if}
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{#if language && !filename}
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<span class="air-code-block-lang">{language}</span>
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{/if}
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{#if language && filename}
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<span class="air-code-block-lang">{language}</span>
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{/if}
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{#if copyable}
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<button
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type="button"
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class="air-code-block-copy"
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data-copied={copied ? '' : undefined}
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onclick={handleCopy}
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aria-label={copied ? 'Copied' : 'Copy code'}
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>
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{copied ? '✓ Copied' : 'Copy'}
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</button>
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{/if}
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</div>
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{/if}
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<pre class="air-code-block-pre"><code class="air-code-block-code" bind:this={codeRef}>{@render children?.()}</code></pre>
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</div>
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