angular-ide/lib/install.js

Provides a seamless integration with the Angular IDE from the command-line for developers looking for an enhanced development experience with Angular.

const path = require('path');
const Rx = require('rxjs');

const extract = require('./extract');
const registerInstallation = require('./utils').registerInstallation;
const downloadIDE = require('../lib/downloadIDE');
const Messages = require('./messages');

const ProgressBar = require('./progress-bar');

const os = require('os');
const fs = require('fs');

const rxUnlink = Rx.Observable.bindNodeCallback(fs.unlink);

module.exports = function (installPath) {
  const osType = os.type();
  const arch = os.arch();

  const $downloaded = downloadIDE(osType, arch);

  $downloaded.subscribe(downloadedFile => {
    const extractedProgress = new ProgressBar('Extracting....:bar :completed%');
    const compressedFilePath$ = Rx.Observable.of(downloadedFile);
    const destinationPath$ = Rx.Observable.of(path.resolve(installPath));
    const extract$ = extract(compressedFilePath$, destinationPath$, osType);
    const extracted$ = Rx.Observable.create((observer) => {
      extract$.subscribe(
        progress => {
          extractedProgress.update(progress.current, progress.total);
      },
      null,
      c => {
        extractedProgress.complete();
        observer.next(null)
      });
    });

    extracted$
      .withLatestFrom(destinationPath$)
      .flatMap(([extracted, destinationPath]) => {
        return registerInstallation(destinationPath, osType);
      })
      .flatMap(() => {
        return rxUnlink(path.resolve('./angular_ide'));
      })
      .subscribe(x => {
        console.log(Messages.ANGULAR_IDE_HAS_BEEN_INSTALLED);
        process.exit();
      });
  },
    e => {
      rxUnlink(path.resolve('./angular_ide.mtd')).catch().subscribe(x => {
        console.log(Messages.ANGULAR_IDE_DOWNLOAD_NOT_AVAILABLE, e.message);
        process.exit();
      });
    }
  );

};