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A lexicon-driven AppView for ATProto. happyview.dev
backfill firehose jetstream atproto appview oauth lexicon
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1.8 kB · 70 lines
TSX
at alpha
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071"use client";
import type { BundledLanguage } from "shiki/bundle/web";import { codeToHast } from "shiki/bundle/web";import { cn } from "@/lib/utils";import { ComponentProps, type ReactNode, useEffect, useState } from "react";import { Fragment, jsx, jsxs } from "react/jsx-runtime";import { toJsxRuntime } from "hast-util-to-jsx-runtime";
async function highlight(code: string, lang: BundledLanguage) { const hast = await codeToHast(code, { lang, themes: { light: "github-light", dark: "github-dark", }, defaultColor: false, });
return toJsxRuntime(hast, { Fragment, jsx, jsxs, components: { pre: ({ className, style, ...props }: ComponentProps<"pre">) => ( <pre className={cn(className, "p-4 text-xs")} style={{ ...style, backgroundColor: "transparent", }} {...props} /> ), code: (props: ComponentProps<"code">) => ( <code className="whitespace-pre" {...props} /> ), }, }) as ReactNode;}
interface CodeBlockProps { code: string; lang?: string; className?: string;}
export function CodeBlock({ code, lang = "json", className }: CodeBlockProps) { const [nodes, setNodes] = useState<ReactNode | null>(null);
useEffect(() => { void highlight(code, lang as BundledLanguage) .then(setNodes) .catch(() => { // Unsupported language — leave plain text fallback }); }, [code, lang]);
return ( <div className={cn("bg-muted min-w-0 overflow-auto", className)}> <div className="w-fit min-w-full"> {nodes ?? ( <pre className="p-4 text-xs"> <code className="whitespace-pre">{code}</code> </pre> )} </div> </div> );}