123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960
import type { Aleph, LoadInput, LoadOutput, ResolveResult, Plugin } from '../types.d.ts'import marked from 'https://esm.sh/marked@2.0.1'import { safeLoadFront } from 'https://esm.sh/yaml-front-matter@4.1.1'import util from '../shared/util.ts'
export const test = /\.(md|markdown)$/i
export const markdownResovler = (specifier: string): ResolveResult => {  let pagePath = util.trimPrefix(specifier.replace(/\.(md|markdown)$/i, ''), '/pages')  let isIndex = pagePath.endsWith('/index')  if (isIndex) {    pagePath = util.trimSuffix(pagePath, '/index')    if (pagePath === '') {      pagePath = '/'    }  }  return { asPage: { path: pagePath, isIndex } }}
export const markdownLoader = async ({ specifier }: LoadInput, aleph: Aleph): Promise<LoadOutput> => {  const { framework } = aleph.config  const { content } = await aleph.fetchModule(specifier)  const { __content, ...meta } = safeLoadFront((new TextDecoder).decode(content))  const html = marked.parse(__content)  const props = {    id: util.isString(meta.id) ? meta.id : undefined,    className: util.isString(meta.className) ? meta.className : undefined,    style: util.isPlainObject(meta.style) ? meta.style : undefined,  }
  if (framework === 'react') {    return {      code: [        `import { createElement } from 'https://esm.sh/react'`,        `import HTMLPage from 'https://deno.land/x/aleph/framework/react/components/HTMLPage.ts'`,        `export default function MarkdownPage(props) {`,        `  return createElement(HTMLPage, {`,        `    ...${JSON.stringify(props)},`,        `    ...props,`,        `    html: ${JSON.stringify(html)}`,        `  })`,        `}`,        `MarkdownPage.meta = ${JSON.stringify(meta)}`,      ].join('\n')    }  }
  throw new Error(`markdown-loader: don't support framework '${framework}'`)}
export default (): Plugin => {  return {    name: 'markdown-loader',    setup: aleph => {      aleph.onResolve(test, markdownResovler)      aleph.onLoad(test, input => markdownLoader(input, aleph))    }  }}