Volta node removal script

volta_node_remove.js

const fs = require('fs');
const readline = require('readline');
const path = require('path');

/**
 * @type {readline.Interface}
 */
const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});

/**
 * @type {string}
 */
const directoryPath = path.join(process.env.HOME, '.volta/tools/image/node/');

/**
 * @callback readdirCallback
 * @param {Error} err - The error.
 * @param {string[]} files - The files in the directory.
 */

/**
 * Read the directory and list the files.
 * @param {string} directoryPath - The path of the directory.
 * @param {readdirCallback} callback - The callback function.
 */
fs.readdir(directoryPath, (err, files) => {
  if (err) {
    return console.log(`Unable to scan directory: ${err}`);
  } 

  console.log('Select the directories you want to delete from the list below:');
  files.forEach((file, index) => {
    console.log(`${index + 1}. ${file}`);
  });

  /**
   * @callback questionCallback
   * @param {string} answer - The user's answer.
   */

  /**
   * Ask the user a question and delete the selected directories.
   * @param {string} question - The question to ask the user.
   * @param {questionCallback} callback - The callback function.
   */
  rl.question('Enter the numbers of the directories to delete (separated by commas): ', (answer) => {
    const dirsToDelete = answer.split(',');
    dirsToDelete.forEach(dirIndex => {
      const dir = files[Number(dirIndex.trim()) - 1];
      if (dir) {
        fs.rm(path.join(directoryPath, dir), { recursive: true, force: true }, (err) => {
          if (err) {
            console.error(`Error while deleting ${dir}.`);
          }
        });
      }
    });
    rl.close();
  });
});