Yoanm\JsonRpcServer\App\Serialization\JsonRpcCallResponseNormalizer

Complexity

Total Complexity

6

Size/Duplication

Total Lines	42
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	normalize()	0	24	5
A	__construct()	0	3	1

<?php
namespace Yoanm\JsonRpcServer\App\Serialization;

use Yoanm\JsonRpcServer\Domain\Model\JsonRpcCallResponse;

/**
 * Class JsonRpcCallResponseNormalizer
 */
class JsonRpcCallResponseNormalizer
{
    /** @var JsonRpcResponseNormalizer */
    private $responseNormalizer;

    /**
     * @param JsonRpcResponseNormalizer $responseNormalizer
     */
    public function __construct(JsonRpcResponseNormalizer $responseNormalizer)
    {
        $this->responseNormalizer = $responseNormalizer;
    }

    /**
     * @param JsonRpcCallResponse $jsonRpcCallResponse
     *
     * @return array|null
     */
    public function normalize(JsonRpcCallResponse $jsonRpcCallResponse) : ?array
    {
        $resultList = [];
        foreach ($jsonRpcCallResponse->getResponseList() as $response) {
            // Notifications must not have a response, even if they are on error
            if (!$response->isNotification()) {
                $resultList[] = $this->responseNormalizer->normalize($response);
            }
        }

        // if no result, it means It was either :
        // - a batch call with only notifications
        // - a notification request
        // => return null response in all cases
        if (0 === count($resultList)) {
            return null;
        }

        // In case it's not a batch, return the first (lonely) result
        if (!$jsonRpcCallResponse->isBatch()) {
            return array_shift($resultList);
        }

        return $resultList;
    }
}