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<?php |
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namespace Digia\GraphQL\SchemaBuilder; |
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use Digia\GraphQL\Error\LanguageException; |
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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\Type\Definition\DirectiveInterface; |
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use Digia\GraphQL\Type\SchemaInterface; |
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use function Digia\GraphQL\Type\GraphQLSchema; |
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use function Digia\GraphQL\Util\arraySome; |
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class SchemaBuilder implements SchemaBuilderInterface |
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{ |
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/** |
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* @var DefinitionBuilderInterface |
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*/ |
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protected $definitionBuilder; |
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/** |
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* SchemaBuilder constructor. |
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* |
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* @param DefinitionBuilderInterface $definitionBuilder |
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*/ |
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public function __construct(DefinitionBuilderInterface $definitionBuilder) |
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{ |
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$this->definitionBuilder = $definitionBuilder; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function build(DocumentNode $document, array $resolverMap = [], array $options = []): SchemaInterface |
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{ |
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$schemaDefinition = null; |
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$typeDefinitions = []; |
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$nodeMap = []; |
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$directiveDefinitions = []; |
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$this->definitionBuilder->setResolverMap($resolverMap); |
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foreach ($document->getDefinitions() as $definition) { |
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if ($definition instanceof SchemaDefinitionNode) { |
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if ($schemaDefinition) { |
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throw new LanguageException('Must provide only one schema definition.'); |
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} |
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$schemaDefinition = $definition; |
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continue; |
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} |
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if ($definition instanceof TypeDefinitionNodeInterface) { |
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$typeName = $definition->getNameValue(); |
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if (isset($nodeMap[$typeName])) { |
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throw new LanguageException(sprintf('Type "%s" was defined more than once.', $typeName)); |
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} |
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$typeDefinitions[] = $definition; |
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$nodeMap[$typeName] = $definition; |
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continue; |
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} |
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if ($definition instanceof DirectiveDefinitionNode) { |
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$directiveDefinitions[] = $definition; |
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continue; |
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} |
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} |
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$operationTypes = null !== $schemaDefinition ? getOperationTypes($schemaDefinition, $nodeMap) : [ |
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'query' => $nodeMap['Query'] ?? null, |
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'mutation' => $nodeMap['Mutation'] ?? null, |
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'subscription' => $nodeMap['Subscription'] ?? null, |
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]; |
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$this->definitionBuilder->setTypeDefinitionMap($nodeMap); |
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$types = array_map(function (TypeDefinitionNodeInterface $definition) { |
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return $this->definitionBuilder->buildType($definition); |
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}, $typeDefinitions); |
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$directives = array_map(function (DirectiveDefinitionNode $definition) { |
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return $this->definitionBuilder->buildDirective($definition); |
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}, $directiveDefinitions); |
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if (!arraySome($directives, function (DirectiveInterface $directive) { |
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return $directive->getName() === 'skip'; |
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})) { |
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$directives[] = GraphQLSkipDirective(); |
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} |
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if (!arraySome($directives, function (DirectiveInterface $directive) { |
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return $directive->getName() === 'include'; |
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})) { |
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$directives[] = GraphQLIncludeDirective(); |
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} |
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if (!arraySome($directives, function (DirectiveInterface $directive) { |
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return $directive->getName() === 'deprecated'; |
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})) { |
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$directives[] = GraphQLDeprecatedDirective(); |
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} |
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return GraphQLSchema([ |
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'query' => isset($operationTypes['query']) |
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? $this->definitionBuilder->buildType($operationTypes['query']) |
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: null, |
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'mutation' => isset($operationTypes['mutation']) |
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? $this->definitionBuilder->buildType($operationTypes['mutation']) |
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: null, |
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'subscription' => isset($operationTypes['subscription']) |
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? $this->definitionBuilder->buildType($operationTypes['subscription']) |
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: null, |
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'types' => $types, |
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'directives' => $directives, |
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'astNode' => $schemaDefinition, |
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'assumeValid' => $options['assumeValid'] ?? false, |
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]); |
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} |
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} |
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/** |
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* @param SchemaDefinitionNode $schemaDefinition |
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* @param array $nodeMap |
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* @return array |
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* @throws LanguageException |
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*/ |
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function getOperationTypes(SchemaDefinitionNode $schemaDefinition, array $nodeMap): array |
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{ |
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$operationTypes = []; |
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foreach ($schemaDefinition->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 = $operationTypeDefinition->getOperation(); |
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if (isset($operationTypes[$typeName])) { |
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throw new LanguageException(sprintf('Must provide only one %s type in schema.', $operation)); |
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} |
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if (!isset($nodeMap[$typeName])) { |
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throw new LanguageException(sprintf('Specified %s type %s not found in document.', $operation, $typeName)); |
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} |
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$operationTypes[$operation] = $operationType; |
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} |
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return $operationTypes; |
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} |
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digiaonline /
graphql-php
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