import { readFile, writeFile } from "fs-extra";
import { unified } from "unified";
import remarkParse from "remark-parse";
import remarkRehype from "remark-rehype";
import rehypeStringify from "rehype-stringify";
import remarkFrontmatter from "remark-frontmatter";
import rehypeFormat from "rehype-format";
import rehypeRaw from "rehype-raw";
//
//NOTE input: markdown file. output, HTML fragment
//

export async function extractContent(filepath) {
  let content;
  const processor = await unified()
    .use(remarkParse)
    .use(remarkRehype, { allowDangerousHtml: true })
    .use(rehypeRaw)
    .use(remarkFrontmatter)
    .use(rehypeFormat)
    .use(rehypeStringify)
    .process(await readFile(filepath, "utf-8"));
  return processor.value;
}

console.log(await extractContent("./input/cookie.md"));