<?php
namespace Source;

use \Game;

class Itch extends Source {
  public $title = "Itch.io";
  protected function parse_tag($url) {
    $service = new \Sabre\Xml\Service();
    $xml = file_get_contents($url);
    $service->elementMap = [
      '{}item' => function(\Sabre\Xml\Reader $reader) {
        $game = new Game;
        $keyValue = \Sabre\Xml\Deserializer\keyValue($reader, '{}item');
        if (isset($keyValue['{}plainTitle'])) {
          $game->title = $keyValue['{}plainTitle'];
        }
        if (isset($keyValue['{}link'])) {
          $game->url = $keyValue['{}link'];
        }
        if (isset($keyValue['{}description'])) {
          $game->description = $keyValue['{}description'];
        }
        if (isset($keyValue['{}pubDate'])) {
          $game->date = strtotime($keyValue['{}pubDate']);
        }
        if ($game->date >= $this->period) {
          $this->output .= $game->print();
        }
        return $game;
      },
    ];
    $dom = $service->parse($xml);
  }
  protected function parse() {
    $this->parse_tag("https://itch.io/games/newest/tag-text-based.xml");
    $this->parse_tag("https://itch.io/games/newest/tag-interactive-fiction.xml");
  }
}