/* eslint-disable no-sync */

const fs = require ('fs-extra');
const path = require ('path');

/**
 * copies the full template to a new folder named after arg[0]
 *
 * @param {string} folder folder to run in
 * @param {Array} args function arguments
 */
function run (folder, args) {
  const snip_folder = path.join (folder, args[0]);
  const template = path.join (__dirname, 'template');
  fs.mkdir (snip_folder);
  fs.copy (template, snip_folder);
}

/**
 * checks if the arguments meet the requirements
 *
 * @param {string} folder folder to run in
 * @param {Array} args function arguments
 * @returns {boolean} true if arguments match requirements
 */
function assert (folder, args) {
  return (args.length === 1)
  && (typeof args[0] === 'string')
  && (/^[a-zA-Z]+$/u).test (args[0])
  && (typeof folder === 'string')
  && (fs.existsSync (folder));
}

module.exports = { run, assert };