Generate an array of items from the content of a folder

generate-icon-list.ts

const fs = require("fs");
const path = require("path");
const nodeUtils = require("../utils/node.utils");

const directoryPath: string = path.join(__dirname, "../assets/icons");

fs.readdir(
  directoryPath,
  (err: NodeJS.ErrnoException | null, files: string[]) => {
    if (err) {
      console.error("Error reading directory", err);
      return;
    }

    const options: { label: string; value: string }[] = files.map((file) => ({
      label: nodeUtils.fileNameToUIName(file),
      // label: file.replace(/\..+$/, ""), // Remove file extension
      value: file,
    }));

    const configContent: string = `export const iconsOptions = ${JSON.stringify(
      options,
      null,
      2
    )};\n`;

    fs.writeFile(
      path.join(__dirname, "../content/icons-list.ts"),
      configContent,
      {
        flag: "w",
      },
      (err: any) => {
        if (err) {
          console.error("Error writing file", err);
        } else {
          console.log("File written successfully");
        }
      }
    );
  }
);

node.utils.ts

/**
 * Transforms a file name into a UI-friendly name.
 * - Replaces underscores and dashes with spaces.
 * - Capitalizes the first letter of each word.
 * @param fileName The file name to transform.
 * @return The UI-friendly name.
 */
function fileNameToLabel(fileName: string): string {
  // Remove the file extension
  let nameWithoutExtension: string = fileName.replace(/\..+$/, "");

  // Replace underscores and dashes with spaces
  let nameWithSpaces: string = nameWithoutExtension.replace(/[_-]/g, " ");

  // Capitalize the first letter of each word
  let uiFriendlyName: string = nameWithSpaces.replace(/\b\w/g, (char: string) =>
    char.toUpperCase()
  );

  return uiFriendlyName;
}

module.exports = { fileNameToLabel }

package.json

{
 // ... shortened for brievety
  scripts: {
   "generate:icons": "ts-node scripts/generate-icon-list.ts",
  }
 // ... shortened for brievety
}