fuzzymail/installer/index.js

Responsive email template generator.

#!/usr/bin/env node
/**
 * Main Installer for FuzzyMail
 * Check the node version if above 12 then run the app.
 *
 * Credits:
 * Ahmad Awais - https://twitter.com/MrAhmadAwais/
 * Luan Gjokaj - https://twitter.com/luangjokaj/
 */

import prompts from 'prompts';
import chalk from 'chalk';
import { program } from 'commander';
import { createRequire } from 'module';
import { run } from './modules/run.js';

const require = createRequire(import.meta.url);
const packageData = require('./package.json');

const version = packageData.version;
const currentNodeVersion = process.versions.node;
const semver = currentNodeVersion.split('.');
const major = semver[0];

program
	.version(version, '-v, --vers', 'output the current version')
	.parse(process.argv);

(async () => {
	const response = await prompts({
		type: 'confirm',
		name: 'value',
		message: `Do you want to install ${chalk.white.bgGreen(
			'📨 FuzzyMail'
		)} in the current directory?\n${chalk.red(process.cwd())}`,
	});

	if (response.value) {
		// If below Node 12
		if (12 > major) {
			console.error(
				chalk.red(
					'You are running Node ' +
						currentNodeVersion +
						'.\n' +
						'Install FuzzyMail requires Node 12 or higher. \n' +
						'Kindly, update your version of Node.'
				)
			);
			process.exit(1);
		}

		// Makes the script crash on unhandled rejections instead of silently
		// ignoring them. In the future, promise rejections that are not handled will
		// terminate the Node.js process with a non-zero exit code
		process.on('unhandledRejection', (err) => {
			throw err;
		});

		/**
		 * Run the entire program
		 *
		 * Runs all the functions with async/await
		 */
		run();
	}
})();