lint.ts

import fs from 'node:fs';
import path from 'node:path';
import { getTableOfContents } from 'fumadocs-core/server';
import { getSlugs, parseFilePath } from 'fumadocs-core/source';
import { printErrors, readFiles, scanURLs, validateFiles } from 'next-validate-link';

async function checkLinks() {
  const docsFiles = await readFiles('content/docs/**/*.{md,mdx}');

  const scanned = await scanURLs({
    populate: {
      // "(home)/blog/[slug]": blogFiles.map((file) => {
      //   const info = parseFilePath(path.relative("content/blog", file.path));

      //   return {
      //     value: getSlugs(info)[0],
      //     hashes: getTableOfContents(file.content).map((item) =>
      //       item.url.slice(1)
      //     ),
      //   };
      // }),
      '(docs)/[...slug]': docsFiles.map((file) => {
        const info = parseFilePath(path.relative('content/docs', file.path));

        return {
          value: getSlugs(info),
          hashes: getTableOfContents(file.content).map((item) => item.url.slice(1)),
        };
      }),
    },
  });

  printErrors(
    await validateFiles([...docsFiles], {
      scanned,
      whitelist: (url) => {
        // Existing whitelist conditions
        if (url.startsWith('#!') || url === 'tooltip') {
          return true;
        }

        // Check if it's an llms.txt route
        if (url.endsWith('/llms.txt')) {
          const publicPath = path.join(process.cwd(), 'public', url);

          if (fs.existsSync(publicPath)) {
            return true;
          }
          console.warn(`Warning: llms.txt file not found at ${publicPath}`);
          return false;
        }

        return false;
      },
    }),
    true,
  );
}

void checkLinks();