import { randomBytes } from 'crypto';
import BadRequest from './exception/badRequest.js';

const RandomFilename = (fileName) => {
  try {
    if (!fileName) return null;
    const extension = fileName.split('.').pop();
    const randomName = `${randomBytes(8).toString('hex')}.${extension}`;
    return randomName;
  } catch (e) {
    console.error('Error in name generation:', e);
    throw new BadRequest(
      'Couldn\'t generate random file name',
      'ERROR_IN_NAME_GENERATION'
    );
  }
};

export default RandomFilename;