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<?php |
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namespace Digia\GraphQL\Schema\Building; |
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use Digia\GraphQL\Error\BuildingException; |
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use Digia\GraphQL\Language\Node\DirectiveDefinitionNode; |
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use Digia\GraphQL\Language\Node\DocumentNode; |
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use Digia\GraphQL\Language\Node\NamedTypeNode; |
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use Digia\GraphQL\Language\Node\SchemaDefinitionNode; |
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use Digia\GraphQL\Language\Node\TypeDefinitionNodeInterface; |
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use Digia\GraphQL\Language\Node\TypeNodeInterface; |
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use Digia\GraphQL\Schema\DefinitionBuilder; |
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use Digia\GraphQL\Schema\ResolverRegistryInterface; |
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use Digia\GraphQL\Schema\SchemaInterface; |
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use Psr\SimpleCache\CacheInterface; |
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use function Digia\GraphQL\Type\newSchema; |
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class SchemaBuilder implements SchemaBuilderInterface |
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{ |
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/** |
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* @var CacheInterface |
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*/ |
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protected $cache; |
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/** |
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* BuilderContextCreator constructor. |
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* @param CacheInterface $cache |
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*/ |
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public function __construct(CacheInterface $cache) |
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{ |
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$this->cache = $cache; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function build( |
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DocumentNode $document, |
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ResolverRegistryInterface $resolverRegistry, |
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array $options = [] |
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): SchemaInterface { |
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$context = $this->createContext($document, $resolverRegistry); |
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return newSchema([ |
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'query' => $context->buildQueryType(), |
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'mutation' => $context->buildMutationType(), |
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'subscription' => $context->buildSubscriptionType(), |
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'types' => $context->buildTypes(), |
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'directives' => $context->buildDirectives(), |
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'astNode' => $context->getSchemaDefinition(), |
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'assumeValid' => $options['assumeValid'] ?? false, |
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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 createContext( |
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DocumentNode $document, |
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ResolverRegistryInterface $resolverRegistry |
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): BuildingContextInterface { |
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$info = $this->createInfo($document); |
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$definitionBuilder = new DefinitionBuilder( |
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$info->getTypeDefinitionMap(), |
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$resolverRegistry, |
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null, // use the default resolveType-function |
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$this->cache |
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); |
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return new BuildingContext($resolverRegistry, $definitionBuilder, $info); |
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} |
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/** |
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* @inheritdoc |
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* @throws BuildingException |
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*/ |
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protected function createInfo(DocumentNode $document): BuildInfo |
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{ |
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$schemaDefinition = null; |
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$typeDefinitionMap = []; |
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$directiveDefinitions = []; |
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foreach ($document->getDefinitions() as $definition) { |
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if ($definition instanceof SchemaDefinitionNode) { |
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if (null !== $schemaDefinition) { |
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throw new BuildingException('Must provide only one schema definition.'); |
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} |
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$schemaDefinition = $definition; |
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continue; |
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} |
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if ($definition instanceof TypeDefinitionNodeInterface) { |
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$typeName = $definition->getNameValue(); |
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if (isset($typeDefinitionMap[$typeName])) { |
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throw new BuildingException(sprintf('Type "%s" was defined more than once.', $typeName)); |
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} |
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$typeDefinitionMap[$typeName] = $definition; |
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continue; |
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} |
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if ($definition instanceof DirectiveDefinitionNode) { |
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$directiveDefinitions[] = $definition; |
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continue; |
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} |
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} |
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return new BuildInfo( |
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$document, |
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$typeDefinitionMap, |
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$directiveDefinitions, |
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null !== $schemaDefinition ? $this->getOperationTypeDefinitions($schemaDefinition, $typeDefinitionMap) : [], |
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$schemaDefinition |
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); |
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} |
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/** |
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* @param SchemaDefinitionNode $node |
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* @return array |
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* @throws BuildingException |
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*/ |
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protected function getOperationTypeDefinitions(SchemaDefinitionNode $node, array $typeDefinitionMap): array |
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{ |
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$definitions = []; |
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foreach ($node->getOperationTypes() as $operationTypeDefinition) { |
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/** @var TypeNodeInterface|NamedTypeNode $operationType */ |
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$operationType = $operationTypeDefinition->getType(); |
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$typeName = $operationType->getNameValue(); |
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$operation = $operationTypeDefinition->getOperation(); |
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if (isset($definitions[$typeName])) { |
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throw new BuildingException( |
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\sprintf('Must provide only one %s type in schema.', $operation) |
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); |
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} |
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if (!isset($typeDefinitionMap[$typeName])) { |
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throw new BuildingException( |
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\sprintf('Specified %s type %s not found in document.', $operation, $typeName) |
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); |
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} |
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$definitions[$operation] = $operationType; |
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} |
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return $definitions; |
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} |
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} |
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digiaonline /
graphql-php
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