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<?php |
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declare(strict_types=1); |
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namespace Overblog\GraphQLBundle\Resolver; |
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final class ResolverMaps implements ResolverMapInterface |
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{ |
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/** @var ResolverMapInterface[] */ |
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private $resolverMaps; |
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public function __construct(array $resolverMaps) |
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{ |
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self::checkResolverMaps($resolverMaps); |
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$this->resolverMaps = $resolverMaps; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function resolve(string $typeName, string $fieldName) |
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{ |
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foreach ($this->resolverMaps as $resolverMap) { |
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if ($resolverMap->isResolvable($typeName, $fieldName)) { |
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return $resolverMap->resolve($typeName, $fieldName); |
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} |
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} |
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throw new UnresolvableException(\sprintf('Field "%s.%s" could not be resolved.', $typeName, $fieldName)); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function isResolvable(string $typeName, string $fieldName): bool |
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{ |
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foreach ($this->resolverMaps as $resolverMap) { |
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if ($resolverMap->isResolvable($typeName, $fieldName)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function covered(?string $typeName = null) |
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{ |
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$covered = []; |
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foreach ($this->resolverMaps as $resolverMap) { |
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$covered = \array_merge($covered, $resolverMap->covered($typeName)); |
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} |
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$covered = \array_unique($covered); |
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return $covered; |
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} |
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private static function checkResolverMaps(array $resolverMaps): void |
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{ |
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foreach ($resolverMaps as $resolverMap) { |
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if (!$resolverMap instanceof ResolverMapInterface) { |
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throw new \InvalidArgumentException(\sprintf( |
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'ResolverMap should be instance of "%s" but got "%s".', |
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ResolverMapInterface::class, |
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\is_object($resolverMap) ? \get_class($resolverMap) : \gettype($resolverMap) |
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)); |
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} |
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} |
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} |
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} |
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overblog /
GraphQLBundle
