/**
* Gets the details page.
*
* @return Crawler
* @todo Refactor this as it is not possible to mock currently
*/
private function getDetails()
{
if (is_null($this->details)) {
$url = $this->crawler->selectLink($this->getTitle())->link()->getUri();
$scraper = new Scraper();
$this->details = $scraper->fetch($url);
$this->length = $scraper->getResponseSize();
}
return $this->details;
}
/**
* Executes the command.
*
* @param InputInterface $input
* @param OutputInterface $output
* @return void
* @todo Should we catch the exception if there is an invalid URL and present our own message?
*/
protected function execute(InputInterface $input, OutputInterface $output)
{
$pretty = $input->getOption('pretty');
$url = $input->getArgument('url');
if ($output->isVerbose()) {
$output->writeln('<info>Processing URL ' . $url . '</info>');
}
$scraper = new Scraper();
$products = $scraper->fetchAndProcess($url);
$calculator = new ProductTotalParser($products);
$formatter = new JsonFormatter(['results' => $products, 'total' => $calculator->getTotalPrice()]);
$formatter->setPretty($pretty);
if ($output->isVerbose()) {
if ($pretty) {
$output->writeln('<info>Enabled pretty printing</info>');
}
if (!count($products)) {
$output->writeln('<error>No results found!</error>');
}
}
$output->writeln($formatter->getFormatted());
}