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render.tsx
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render.tsx
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/** @jsxImportSource https://esm.sh/preact */
import { getStyleTag, renderToString, twindSetup } from "./deps.ts";
import twindConfig, { sheet } from "./twind.config.ts";
import { HIGHLIGHT_STYLE, HMR_CLIENT } from "./constants.ts";
import { Crumb, Page, UserConfig } from "./types.d.ts";
import Body from "./components/Body.tsx";
import { sortPages, sortTaggedPages } from "./pages.ts";
twindSetup(twindConfig);
interface RenderOpts {
page: Page;
crumbs: Crumb[];
dev?: boolean;
childPages?: Page[];
backlinkPages?: Page[];
relatedPages?: Page[];
pagesByTag?: Record<string, Page[]>;
userConfig: UserConfig;
}
export function renderPage({
page,
crumbs,
dev,
childPages,
backlinkPages,
relatedPages,
pagesByTag,
userConfig,
}: RenderOpts): string {
sheet.reset();
const body = renderToString(
<Body
page={page}
crumbs={crumbs}
childPages={childPages && sortPages(childPages)}
backlinkPages={backlinkPages && sortPages(backlinkPages)}
relatedPages={relatedPages && sortPages(relatedPages)}
pagesByTag={pagesByTag && sortTaggedPages(pagesByTag)}
lang={userConfig.lang}
navItems={userConfig.navLinks}
author={{
name: userConfig.authorName,
email: userConfig.authorEmail,
url: userConfig.authorUrl,
}}
/>,
);
if (userConfig.codeHighlight) {
sheet.insert(HIGHLIGHT_STYLE, 999);
}
const styleTag = getStyleTag(sheet);
const pageTitle = page.title === userConfig.title
? page.title
: `${page.title} · ${userConfig.title}`;
const pageDescription = `${page.description || userConfig.description}`;
return `
<!doctype html>
<html lang="${userConfig.lang || "en"}">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>${pageTitle}</title>
<meta name="description" content="${pageDescription}">
<meta name="twitter:card" content="summary">
<meta name="twitter:title" content="${pageTitle}">
<meta name="twitter:description" content="${pageDescription}">
<meta property="og:type" content="article">
<meta property="og:title" content="${pageTitle}">
<meta property="og:description" content="$${pageDescription}">
<meta property="og:url" content="${page.url}">
<link rel="icon" href="data:;base64,iVBORw0KGgo=" />
<link rel="alternate" type="application/atom+xml" href="/feed.xml" title="${userConfig.title}" />
${styleTag}
${userConfig.head || ""}
${dev ? `<script>${HMR_CLIENT}</script>` : ""}
${body}
</html>`;
}