node-sys/bin/installer.js

Universal package installer, get the command for managing packages, or auto install any package, using one command for all platforms. Automate the installation of macOS Brew, and Windows Chocolatey package managers. A promisify child process of spawn, and

#!/usr/bin/env node

import {
  packager, installer, where,
  spawning, isNull, isMac, isWindows
} from '../index.js';
import minimist from 'minimist';
import {
  createRequire
} from 'module';

import { dirname, join } from 'path';
import { fileURLToPath } from 'url';

const __filename = fileURLToPath(
  import.meta.url);
const __dirname = dirname(__filename);

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

const CMD = {
  win32: join(__dirname, 'sudo.bat'),
  darwin: 'sudo osascript'
};
const SYSTEM = {
  win32: join(__dirname, 'installChocolatey.cmd'),
  darwin: join(__dirname, 'xcode-brew-install.scpt')
};

/*
 * Arguments.
 */
let argv = minimist(process.argv.slice(2));

/*
 * Command.
 */
var command = Object.keys(pack.bin)[0];

/**
 * Help.
 *
 * @return {string}
 */
function help() {
  return [
    'Universal package installer.',
    'Usage: ' + command + ' package [options]',
    '',
    pack.description,
    '',
    ' [package]  - Software/application to install.',
    '',
    'Options:',
    '',
    '  -h, --help       Output usage information.',
    '  -v, --version    Output version number.',
    '  -g, --get        Get and install an platform package manger, on `macOS` - brew, on `Windows` - chocolaty.',
    '',
    'Example:',
    '> ' + command + ' nano',
    ''
  ].join('\n ') + '\n';
}

/*
 * Program.
 */
if (argv.help || argv.h) {
  console.log(help());
} else if (argv.version || argv.v) {
  console.log(pack.version);
} else if ((argv.get || argv.g)
  && ((isMac() && isNull(where('brew')))
    || (isWindows() && isNull(where('choco'))))
) {
  spawning(CMD[process.platform], [SYSTEM[process.platform]])
    .then(function () {
      console.log('Finish!')
    })
    .catch(function (err) {
      console.error(err);
    })
} else if (argv) {
  let args = argv._;
  let packages = args.shift();
  if (packages) {
    console.log("Installing...");
    packages = (args == '') ? packages : [packages].concat(args);
    installer(packages)
      .then(function (data) {
        console.log(data);
      })
      .catch(function (err) {
        console.error(err);
      });
  } else {
    console.log(packager().installer);
  }
} else {
  console.log(help());
}