urlShortener = $urlShortener; } public function configure() { $this->setName('shortcode:parse') ->setDescription('Returns the long URL behind a short code') ->addArgument('shortCode', InputArgument::REQUIRED, 'The short code to parse'); } public function interact(InputInterface $input, OutputInterface $output) { $shortCode = $input->getArgument('shortCode'); if (! empty($shortCode)) { return; } /** @var QuestionHelper $helper */ $helper = $this->getHelper('question'); $question = new Question( 'A short code was not provided. Which short code do you want to parse?: ' ); $shortCode = $helper->ask($input, $output, $question); if (! empty($shortCode)) { $input->setArgument('shortCode', $shortCode); } } public function execute(InputInterface $input, OutputInterface $output) { $shortCode = $input->getArgument('shortCode'); try { $longUrl = $this->urlShortener->shortCodeToUrl($shortCode); if (! isset($longUrl)) { $output->writeln(sprintf('No URL found for short code "%s"', $shortCode)); return; } $output->writeln(sprintf('Long URL %s', $longUrl)); } catch (InvalidShortCodeException $e) { $output->writeln( sprintf('Provided short code "%s" has an invalid format.', $shortCode) ); } } }