Overblog\GraphQLBundle\GraphQL\Relay\Mutation\MutationFieldResolver

Complexity

Total Complexity

6

Size/Duplication

Total Lines	38
Duplicated Lines	0 %

Test Coverage

Coverage

100%

Importance

Changes

0

4 Methods

Rating	Name	Duplication	Size	Complexity
A	setObjectOrArrayValue()	0	6	3
A	getAliases()	0	3	1
A	__construct()	0	4	1
A	__invoke()	0	9	1

<?php

declare(strict_types=1);

namespace Overblog\GraphQLBundle\GraphQL\Relay\Mutation;

use GraphQL\Executor\Promise\PromiseAdapter;
use Overblog\GraphQLBundle\Definition\ArgumentFactory;
use Overblog\GraphQLBundle\Definition\Resolver\AliasedInterface;
use Overblog\GraphQLBundle\Definition\Resolver\ResolverInterface;

final class MutationFieldResolver implements ResolverInterface, AliasedInterface
{
    private $promiseAdapter;

    private $argumentFactory;

    public function __construct(PromiseAdapter $promiseAdapter, ArgumentFactory $argumentFactory)
    {
        $this->promiseAdapter = $promiseAdapter;
        $this->argumentFactory = $argumentFactory;
    }

    public function __invoke($args, $context, $info, \Closure $mutateAndGetPayloadCallback)
    {
        $input = $this->argumentFactory->create($args['input']);

        return $this->promiseAdapter->createFulfilled($mutateAndGetPayloadCallback($input, $context, $info))
            ->then(function ($payload) use ($input) {
                $this->setObjectOrArrayValue($payload, 'clientMutationId', $input['clientMutationId']);

                return $payload;
            });
    }

    /**
     * {@inheritdoc}
     */
    public static function getAliases(): array
    {
        return ['__invoke' => 'relay_mutation_field'];
    }

    private function setObjectOrArrayValue(&$objectOrArray, $fieldName, $value): void
    {
        if (\is_array($objectOrArray)) {
            $objectOrArray[$fieldName] = $value;
        } elseif (\is_object($objectOrArray)) {
            $objectOrArray->$fieldName = $value;
        }
    }
}