astro/packages/integrations/markdoc/src/index.ts

59 lines
2.1 KiB
TypeScript

import type { AstroIntegration } from 'astro';
import type { InlineConfig } from 'vite';
import _Markdoc from '@markdoc/markdoc';
import fs from 'node:fs';
import { parseFrontmatter } from './utils.js';
import { fileURLToPath } from 'node:url';
const contentEntryType = {
extensions: ['.mdoc'],
async getEntryInfo({ fileUrl }: { fileUrl: URL }) {
const rawContents = await fs.promises.readFile(fileUrl, 'utf-8');
const parsed = parseFrontmatter(rawContents, fileURLToPath(fileUrl));
return {
data: parsed.data,
body: parsed.content,
slug: parsed.data.slug,
rawData: parsed.matter,
};
},
};
export default function markdoc(partialOptions: {} = {}): AstroIntegration {
return {
name: '@astrojs/markdoc',
hooks: {
'astro:config:setup': async ({ updateConfig, config, addContentEntryType, command }: any) => {
addContentEntryType(contentEntryType);
console.log('Markdoc working!');
const markdocConfigUrl = new URL('./markdoc.config.ts', config.srcDir);
const viteConfig: InlineConfig = {
plugins: [
{
name: '@astrojs/markdoc',
async transform(code, id) {
if (!id.endsWith('.mdoc')) return;
return `import { jsx as h } from 'astro/jsx-runtime';\nimport { Markdoc } from '@astrojs/markdoc';\nimport { Renderer } from '@astrojs/markdoc/components';\nexport const body = ${JSON.stringify(
code
)};\nexport function getParsed() { return Markdoc.parse(body); }\nexport async function getTransformed(inlineConfig) {
let config = inlineConfig ?? {};
if (!config) {
try {
const importedConfig = await import(${JSON.stringify(markdocConfigUrl.pathname)});
console.log({ importedConfig })
config = importedConfig.default.transform;
} catch {}
}
return Markdoc.transform(getParsed(), config) }\nexport async function Content ({ transformConfig, components }) { return h(Renderer, { content: await getTransformed(transformConfig), components }); }\nContent[Symbol.for('astro.needsHeadRendering')] = true;`;
},
},
],
};
updateConfig({ vite: viteConfig });
},
},
};
}
export const Markdoc = _Markdoc;