Function processMdxFile

scripts/generateSocialCard.js:108–138

(filePath)

// Function to process a single .mdx/.md file
async function processMdxFile(filePath) {
  const fileContent = fs.readFileSync(filePath, "utf8");
  const { data, content } = matter(fileContent);

  // Determine card text: Use 'title' if available; otherwise, fallback to 'description'
  const cardText = data.title || data.description;

  // Skip file if neither found
  if (!cardText) {
    console.log(
      `Skipping ${filePath} as it lacks both 'title' and 'description'.`,
    );
    return;
  }

  const sanitizedSlug = sanitizeSlug(cardText);
  const outputPath = path.join(imgPath, `${sanitizedSlug}.jpg`);

  // Generate social card using the selected text.
  await generateSocialCard(cardText, outputPath);

  // Update the file's front matter to include the generated image path
  const updatedFrontMatter = {
    ...data,
    image: `/img/socialCards/${sanitizedSlug}.jpg`,
  };
  const updatedContent = matter.stringify(content, updatedFrontMatter);

  fs.writeFileSync(filePath, updatedContent);
  console.log(`Updated ${filePath} with social card image.`);
}

// Recursive function to find and process all MDX files
function processDirectory(directory) {