<?php

declare(strict_types=1);
/**
 * This file is part of Hyperf.
 *
 * @link     https://www.hyperf.io
 * @document https://hyperf.wiki
 * @contact  group@hyperf.io
 * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
 */

namespace Hyperf\Snowflake;

class Configuration implements ConfigurationInterface
{
    protected int $millisecondBits = 41;

    protected int $dataCenterIdBits = 5;

    protected int $workerIdBits = 5;

    protected int $sequenceBits = 12;

    public function maxWorkerId(): int
    {
        return -1 ^ (-1 << $this->workerIdBits);
    }

    public function maxDataCenterId(): int
    {
        return -1 ^ (-1 << $this->dataCenterIdBits);
    }

    public function maxSequence(): int
    {
        return -1 ^ (-1 << $this->sequenceBits);
    }

    public function getTimestampLeftShift(): int
    {
        return $this->sequenceBits + $this->workerIdBits + $this->dataCenterIdBits;
    }

    public function getDataCenterIdShift(): int
    {
        return $this->sequenceBits + $this->workerIdBits;
    }

    public function getWorkerIdShift(): int
    {
        return $this->sequenceBits;
    }

    public function getTimestampBits(): int
    {
        return $this->millisecondBits;
    }

    public function getDataCenterIdBits(): int
    {
        return $this->dataCenterIdBits;
    }

    public function getWorkerIdBits(): int
    {
        return $this->workerIdBits;
    }

    public function getSequenceBits(): int
    {
        return $this->sequenceBits;
    }
}