marcopanandClaude Sonnet 4.6
2a23de6825
TDD: SchemaLinkingViewer with mocked renderMermaid, toggle flowchart↔table, ≤45 element cap with Italian notice. MarkdownView renders mermaid fences. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
52 lines
1.5 KiB
TypeScript
52 lines
1.5 KiB
TypeScript
import { useEffect, useState } from "react";
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import ReactMarkdown from "react-markdown";
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import remarkGfm from "remark-gfm";
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import type { Components } from "react-markdown";
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import { renderMermaid } from "./mermaid";
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function MermaidBlock({ code }: { code: string }) {
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const [svg, setSvg] = useState<string>("");
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const [error, setError] = useState<string>("");
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useEffect(() => {
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renderMermaid(code)
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.then(setSvg)
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.catch((e: unknown) =>
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setError(e instanceof Error ? e.message : String(e))
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);
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}, [code]);
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if (error) return <pre className="text-red-500 text-xs">{error}</pre>;
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if (!svg) return <pre className="text-xs opacity-50">{code}</pre>;
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// eslint-disable-next-line react/no-danger
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return <div dangerouslySetInnerHTML={{ __html: svg }} />;
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}
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const components: Components = {
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code({ className, children }) {
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const lang = /language-(\w+)/.exec(className ?? "")?.[1];
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const code = String(children).replace(/\n$/, "");
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if (lang === "mermaid") {
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return <MermaidBlock code={code} />;
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}
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return (
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<code className={className}>
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{children}
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</code>
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);
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},
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pre({ children }) {
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return <pre className="overflow-auto rounded bg-muted p-3 text-sm">{children}</pre>;
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},
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};
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export function MarkdownView({ source }: { source: string }) {
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return (
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<div className="markdown-view overflow-auto max-h-[60vh] prose prose-sm dark:prose-invert p-3">
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<ReactMarkdown remarkPlugins={[remarkGfm]} components={components}>
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{source}
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</ReactMarkdown>
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</div>
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);
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}
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