<?php declare(strict_types=1);

/**
 * This file is part of MadelineProto.
 * MadelineProto is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 * MadelineProto is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 * You should have received a copy of the GNU General Public License along with MadelineProto.
 * If not, see <http://www.gnu.org/licenses/>.
 *
 * @author    Daniil Gentili <daniil@daniil.it>
 * @copyright 2016-2023 Daniil Gentili <daniil@daniil.it>
 * @license   https://opensource.org/licenses/AGPL-3.0 AGPLv3
 * @link https://docs.madelineproto.xyz MadelineProto documentation
 */

namespace danog\MadelineProto\Ipc;

use Throwable;

/**
 * IPC state class.
 *
 * @internal
 */
final class IpcState
{
    /**
     * Startup time.
     */
    private float $startupTime;
    /**
     * Startup ID.
     */
    private int $startupId;
    /**
     * Exception.
     */
    private ?ExitFailure $exception;
    /**
     * Construct.
     */
    public function __construct(int $startupId, ?Throwable $exception = null)
    {
        $this->startupTime = microtime(true);
        $this->startupId = $startupId;
        $this->exception = $exception ? new ExitFailure($exception) : null;
    }

    /**
     * Get startup time.
     */
    public function getStartupTime(): float
    {
        return $this->startupTime;
    }

    /**
     * Get startup ID.
     */
    public function getStartupId(): int
    {
        return $this->startupId;
    }

    /**
     * Get exception.
     */
    public function getException(): ?Throwable
    {
        return $this->exception ? $this->exception->getException() : null;
    }
}