<?php

namespace BRSystems\Core\Library\cApc;

/**
 * Generic APC cache helper.
 */
class cCacheHelper
{
    /** @var cApc */
    private $apc;

    public function __construct(cApc $apc)
    {
        $this->apc = $apc;
    }

    public function key($type, $langId): string
    {
        if (is_array($type)) {
            $type = implode('_', $type);
        }

        return $type . '_LANG_' . (int)$langId;
    }

    public function get($type, $langId)
    {
        return $this->apc->check($this->key($type, $langId));
    }

    public function store($type, $langId, $data, $ttl = null): bool
    {
        return $this->apc->store($this->key($type, $langId), $data, ($ttl !== null ? (int)$ttl : false));
    }

    public function delete($type, $langId): bool
    {
        return $this->apc->setExpired($this->key($type, $langId));
    }
}