.eleventy.js

module.exports = function (eleventyConfig) {
  const markdownIt = require("markdown-it");
  const markdownItOptions = {
    html: true,
    linkify: true,
  };

  const mdWikilinksOptions = {
    baseURL: "/notes/",
    makeAllLinksAbsolute: true,
    uriSuffix: "/",
    linkPattern: /\[\[([\w\s/-]+)(\|([\w\s/]+))?\]\]/,
    postProcessPageName: (pageName) => {
      return pageName.trim().toLowerCase().replace(/\s/g, "-");
    },
  };

  const md = markdownIt(markdownItOptions)
    .use(require("markdown-it-footnote"))
    .use(require("markdown-it-attrs"))
    .use(require("@kwvanderlinde/markdown-it-wikilinks")(mdWikilinksOptions));

  eleventyConfig.addFilter("markdownify", (string) => {
    return md.render(string);
  });

  eleventyConfig.setLibrary("md", md);

  eleventyConfig.addCollection("notes", function (collection) {
    return collection.getFilteredByGlob(["notes/**/*.md", "index.md"]);
  });

  eleventyConfig.addPassthroughCopy("assets");
  eleventyConfig.addPassthroughCopy("CNAME");

  return {
    useGitIgnore: false,
    dir: {
      input: "./",
      output: "_site",
      layouts: "layouts",
      includes: "includes",
      data: "_data",
    },
    passthroughFileCopy: true,
  };
};