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<?php |
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/******************************************************************************* |
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* This file is part of the GraphQL Bundle package. |
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* |
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* (c) YnloUltratech <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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******************************************************************************/ |
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namespace Ynlo\GraphQLBundle\Util; |
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use GraphQL\Type\Definition\Type; |
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use Symfony\Component\ExpressionLanguage\ExpressionLanguage; |
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use Ynlo\GraphQLBundle\Definition\ArgumentAwareInterface; |
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use Ynlo\GraphQLBundle\Definition\FieldsAwareDefinitionInterface; |
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use Ynlo\GraphQLBundle\Type\Registry\TypeRegistry; |
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class GraphQLBuilder |
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{ |
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public static function resolveFields(FieldsAwareDefinitionInterface $definition): array |
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{ |
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$fields = []; |
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foreach ($definition->getFields() as $fieldDefinition) { |
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try { |
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$type = TypeRegistry::get($fieldDefinition->getType()); |
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} catch (\UnexpectedValueException $exception) { |
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$msg = sprintf( |
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'The property "%s" of object "%s" does not have valid type. %s', |
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$fieldDefinition->getName(), |
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$definition->getName(), |
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$exception->getMessage() |
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); |
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throw new \RuntimeException($msg); |
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} |
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if ($fieldDefinition->isList()) { |
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if ($fieldDefinition->isNonNullList()) { |
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$type = Type::nonNull($type); |
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} |
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$type = Type::listOf($type); |
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} |
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if ($fieldDefinition->isNonNull()) { |
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$type = Type::nonNull($type); |
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} |
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$fields[$fieldDefinition->getName()] = [ |
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'type' => $type, |
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'description' => $fieldDefinition->getDescription(), |
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'deprecationReason' => $fieldDefinition->getDeprecationReason(), |
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'args' => GraphQLBuilder::buildArguments($fieldDefinition), |
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'complexity' => GraphQLBuilder::buildComplexityFn($fieldDefinition->getComplexity()), |
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]; |
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} |
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return $fields; |
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} |
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public static function buildArguments(ArgumentAwareInterface $argumentAware): array |
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{ |
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$args = []; |
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foreach ($argumentAware->getArguments() as $argDefinition) { |
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$arg = []; |
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$arg['description'] = $argDefinition->getDescription(); |
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$argType = TypeRegistry::get($argDefinition->getType()); |
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if ($argDefinition->isList()) { |
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if ($argDefinition->isNonNullList()) { |
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$argType = Type::nonNull($argType); |
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} |
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$argType = Type::listOf($argType); |
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} |
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if ($argDefinition->isNonNull()) { |
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$argType = Type::nonNull($argType); |
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} |
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$arg['type'] = $argType; |
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if ($argDefinition->getDefaultValue()) { |
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$arg['defaultValue'] = $argDefinition->getDefaultValue(); |
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} |
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$args[$argDefinition->getName()] = $arg; |
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} |
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return $args; |
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} |
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public static function buildComplexityFn(?string $complexity): ?callable |
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{ |
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if (null === $complexity) { |
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return null; |
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} |
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if (is_numeric($complexity)) { |
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return function ($childrenComplexity) use ($complexity) { |
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return $childrenComplexity + $complexity; |
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}; |
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} |
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// support only static string callable func |
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if (\is_string($complexity) && \is_callable($complexity)) { |
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return $complexity; |
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} |
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$el = new ExpressionLanguage(); |
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return function ($childrenComplexity, $args) use ($el, $complexity) { |
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return $el->evaluate($complexity, array_merge($args, ['children_complexity' => $childrenComplexity])); |
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}; |
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} |
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} |
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ynloultratech /
graphql-bundle
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