<?php
namespace ScummVM\Models;

use ScummVM\Objects\Version;

/**
 * The VersionsModel is used to cross reference versions across the website
 */
class VersionsModel extends BasicModel
{
    /* Get all versions from YAML */
    public function getAllVersions()
    {
        $data = $this->getFromCache();
        if (is_null($data)) {
            $fname = $this->getLocalizedFile('versions.yaml');
            $versions = \yaml_parse_file($fname);

            $data = [];
            foreach ($versions as $version) {
                $obj = new Version($version);
                $data[$obj->getId()] = $obj;
            }

            \uasort($data, "version_compare");

            if (!array_key_exists('DEV', $data)) {
                $data['DEV'] = new Version(["id" => 'DEV', "date" => "1/1/2099"]);
            }
            $data = array_reverse($data, true);
            $this->saveToCache($data);
        }
        return $data;
    }
}