kalanis\RemoteRequest\Protocols\Fsp\Session\Sequence

Complexity

Total Complexity

8

Size/Duplication

Total Lines	59
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	generateSequence()	0	5	1
A	__construct()	0	3	1
A	updateSequence()	0	5	1
A	newSequence()	0	4	1
A	getKey()	0	3	1
A	checkSequence()	0	6	2
A	getRandInitial()	0	3	1

<?php

namespace kalanis\RemoteRequest\Protocols\Fsp\Session;


use kalanis\RemoteRequest\Interfaces\IRRTranslations;
use kalanis\RemoteRequest\RequestException;
use kalanis\RemoteRequest\Traits\TLang;


/**
 * Class Sequence
 * @package kalanis\RemoteRequest\Protocols\Fsp\Session
 * Session sequences in FSP
 */
class Sequence
{
    use TLang;

    protected int $key = 0;
    protected float $created = 0.0;
    protected float $done = 0.0;
    protected float $length = 0.0;

    public static function newSequence(?IRRTranslations $lang = null): self
    {
        $lib = new static($lang);
        return $lib->generateSequence();
    }

    final public function __construct(?IRRTranslations $lang = null)
    {
        $this->setRRLang($lang);
    }

    public function generateSequence(): self
    {
        $this->key = $this->getRandInitial();
        $this->created = doubleval(microtime(true));
        return $this;
    }

    /**
     * @return int
     * @codeCoverageIgnore because how to process random number?
     */
    protected function getRandInitial(): int
    {
        return rand(0, 65535);
    }

    public function getKey(): int
    {
        return $this->key;
    }

    /**
     * @param int $sequence
     * @throws RequestException
     * @return $this
     */
    public function checkSequence(int $sequence): self
    {
        if ($this->key != $sequence) {
            throw new RequestException($this->getRRLang()->rrFspWrongSequence($sequence, $this->key));
        }
        return $this;
    }

    public function updateSequence(): self
    {
        $this->done = doubleval(microtime(true));
        $this->length = $this->done - $this->created;
        return $this;
    }
}