<?php
/**
 * This code is licensed under AGPLv3 license or Afterlogic Software License
 * if commercial version of the product was purchased.
 * For full statements of the licenses see LICENSE-AFTERLOGIC and LICENSE-AGPL3 files.
 */

namespace Aurora\System\Managers;

/**
 * @license https://www.gnu.org/licenses/agpl-3.0.html AGPL-3.0
 * @license https://afterlogic.com/products/common-licensing Afterlogic Software License
 * @copyright Copyright (c) 2019, Afterlogic Corp.
 *
 * @package Api
 */
abstract class AbstractStorage
{
    /**
     * @var \Aurora\System\Managers\AbstractManager
     */
    protected $oManager;

    protected $oConnection;

    /**
     * @var \Aurora\System\Settings
     */
    protected $oSettings;

    /**
     * @var \Aurora\System\Exceptions\BaseException
     */
    protected $oLastException;

    public function __construct(AbstractManager &$oManager)
    {
        $this->oManager = $oManager;
        $this->oSettings = & \Aurora\System\Api::GetSettings();
        $this->oLastException = null;
    }

    /**
     * @return \Aurora\System\Settings
     */
    public function &GetSettings()
    {
        return $this->oSettings;
    }

    /**
     * @return \Aurora\System\Exceptions\BaseException
     */
    public function GetStorageException()
    {
        return $this->oLastException;
    }

    /**
     * @param \Aurora\System\Exceptions\BaseException $oException
     */
    public function SetStorageException($oException)
    {
        $this->oLastException = $oException;
    }

    /**
     * @todo move to db storage
     */
    protected function throwDbExceptionIfExist()
    {
        // connection in db storage
        if ($this->oConnection) {
            $oException = $this->oConnection->GetException();
            if ($oException instanceof \Aurora\System\Exceptions\DbException) {
                throw new \Aurora\System\Exceptions\BaseException(\Aurora\System\Exceptions\Errs::Db_ExceptionError, $oException);
            }
        }
    }
}
