main.js

import chalk from 'chalk';
import fs from 'fs';
import ncp from 'ncp';
import path from 'path';
import { promisify } from 'util';

const access = promisify(fs.access);
const copy = promisify(ncp);

async function copyTemplateFiles(options) {
 return copy(options.templateDirectory, options.targetDirectory, {
   clobber: false,
 });
}

export async function createProject(options) {
 options = {
   ...options,
   targetDirectory: options.targetDirectory || process.cwd(),
 };

const currentFileUrl = import.meta.url;
const templateDir = path.resolve(
    new URL(currentFileUrl).pathname,
    '../../templates',
    options.template.toLowerCase()
);
options.templateDirectory = templateDir;

try {
    await access(templateDir, fs.constants.R_OK);
} catch (err) {
    console.error('%s Invalid template name', chalk.red.bold('ERROR'));
    process.exit(1);
}

console.log('Copy project files');
await copyTemplateFiles(options);

console.log('%s Project ready', chalk.green.bold('DONE'));
return true;
}