@opengis/fastify-table/server/plugins/file/downloadFile.js

core-plugins

import path from 'path';
import providers from './providers/index.js';

async function downloadFile(filePath, options = {}) {
  if (!filePath) return null;
  const filename = path.basename(filePath);

  // prefix
  const prefix = (options.prefix === 'date' ? new Date().toISOString().split('T')[0] : null)
    || (options.prefix === '3s' ? filename.substring(0, 3) : '');

  const relativePath = path.join(path.dirname(filePath), prefix, filename);

  const fp = providers(options);
  return fp.downloadFile(relativePath, options);
}

export default downloadFile;