Behapi\HttpHistory\History

Complexity

Total Complexity

8

Size/Duplication

Total Lines	62
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Importance

Changes

0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	start()	0	4	1
A	addSuccess()	0	9	1
A	addFailure()	0	15	2
A	getLastResponse()	0	13	2
A	getIterator()	0	4	1
A	reset()	0	4	1

<?php declare(strict_types=1);
namespace Behapi\HttpHistory;

use Iterator;
use ArrayIterator;
use IteratorAggregate;

use Psr\Http\Message\MessageInterface;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;

use Http\Client\Common\Plugin\Journal;

use Http\Client\Exception;
use Http\Client\Exception\HttpException;

use function end;
use function key;
use function reset;

final class History implements Journal, IteratorAggregate
{
    /** @var MessageInterface[][] Array of array of tuples of RequestInterface and ?ResponseInterface */
    private $tuples = [];

    public function start()
    {
        $this->tuples[] = [];
    }

    /** {@inheritDoc} */
    public function addSuccess(RequestInterface $request, ResponseInterface $response)
    {
        end($this->tuples);
        $key = key($this->tuples);

        $this->tuples[$key][] = [$request, $response];

        reset($this->tuples);
    }

    /** {@inheritDoc} */
    public function addFailure(RequestInterface $request, Exception $exception)
    {
        end($this->tuples);
        $key = key($this->tuples);

        $tuple = [$request, null];

        if ($exception instanceof HttpException) {
            $tuple[1] = $exception->getResponse();
        }

        $this->tuples[$key][] = $tuple;

        reset($this->tuples);
    }

    public function getLastResponse(): ?ResponseInterface
    {
        if (1 > count($this->tuples)) {
            return null;
        }

        $tuple = end($this->tuples);
        reset($this->tuples);

        $tuple = end($tuple);

        return $tuple[1];
    }

    public function getIterator(): Iterator
    {
        return new ArrayIterator($this->tuples);
    }

    public function reset(): void
    {
        $this->tuples = [];
    }
}