[learn-example][m] - code section for the tutorial part 3

examples/learn-example/pages/[[...path]].tsx

@@ -2,6 +2,7 @@ import { promises as fs } from 'fs';
 import path from 'path';
 import parse from '../lib/markdown';
 import DRD from '../components/DRD';
+import clientPromise from '../lib/mddb';
 
 export const getStaticPaths = async () => {
   const contentDir = path.join(process.cwd(), '/content/');
@@ -23,9 +24,24 @@ export const getStaticProps = async (context) => {
     pathToFile = context.params.path.join('/') + '/index.md';
   }
 
+  const mddb = await clientPromise;
+  const datasetsFiles = await mddb.getFiles({
+    extensions: ['md', 'mdx'],
+  });
+  const datasets = datasetsFiles
+    .filter((dataset) => dataset.url_path !== '/')
+    .map((dataset) => ({
+      _id: dataset._id,
+      url_path: dataset.url_path,
+      file_path: dataset.file_path,
+      metadata: dataset.metadata,
+    }));
+
   const indexFile = path.join(process.cwd(), '/content/' + pathToFile);
   const readme = await fs.readFile(indexFile, 'utf8');
-  let { mdxSource, frontMatter } = await parse(readme, '.mdx');
+
+  let { mdxSource, frontMatter } = await parse(readme, '.mdx', { datasets });
+
   return {
     props: {
       mdxSource,