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<?php |
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declare(strict_types=1); |
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namespace Portiny\GraphQL\Provider; |
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use Portiny\GraphQL\Contract\Field\QueryFieldInterface; |
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use Portiny\GraphQL\Contract\Provider\QueryFieldsProviderInterface; |
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use Portiny\GraphQL\Converter\QueryFieldConverter; |
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use Portiny\GraphQL\Exception\Provider\ExistingQueryFieldException; |
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final class QueryFieldsProvider implements QueryFieldsProviderInterface |
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{ |
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/** |
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* @var QueryFieldInterface[] |
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*/ |
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private $fields = []; |
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public function __construct(iterable $queryFields = []) |
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{ |
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foreach ($queryFields as $queryField) { |
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$this->addField($queryField); |
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} |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function addField(QueryFieldInterface $queryField): void |
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{ |
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$this->ensureFieldIsNotRegistered($queryField); |
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$this->fields[$queryField->getName()] = $queryField; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFields(): array |
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{ |
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return $this->fields; |
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} |
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public function getField(string $name): ?QueryFieldInterface |
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{ |
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return $this->fields[$name] ?? null; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function convertFieldsToArray(?array $allowedQueries = null): array |
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{ |
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$fields = []; |
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foreach ($this->getFields() as $field) { |
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if (is_array($allowedQueries) && ! in_array(get_class($field), $allowedQueries, true)) { |
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continue; |
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} |
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$fields += QueryFieldConverter::toArray($field); |
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} |
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return $fields; |
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} |
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/** |
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* @throws ExistingQueryFieldException |
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*/ |
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private function ensureFieldIsNotRegistered(QueryFieldInterface $queryField): void |
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{ |
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if (isset($this->fields[$queryField->getName()])) { |
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throw new ExistingQueryFieldException( |
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sprintf('Query field with name "%s" is already registered.', $queryField->getName()) |
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); |
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} |
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} |
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} |
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portiny /
graphql
