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<?php |
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namespace Digia\Lumen\GraphQL\Http; |
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use Digia\JsonHelpers\JsonEncoder; |
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use Digia\Lumen\GraphQL\GraphQLService; |
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use Digia\Lumen\GraphQL\Models\GraphQLError; |
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use Illuminate\Http\Request; |
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use Illuminate\View\View; |
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use Laravel\Lumen\Routing\Controller; |
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use Symfony\Component\HttpFoundation\JsonResponse as SymfonyJsonResponse; |
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class GraphQLController extends Controller |
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{ |
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public const ATTRIBUTE_ERROR = __CLASS__ . '_error'; |
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/** |
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* @var GraphQLService |
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*/ |
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private $graphqlService; |
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/** |
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* GraphQLController constructor. |
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* |
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* @param GraphQLService $graphqlService |
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*/ |
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public function __construct(GraphQLService $graphqlService) |
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{ |
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$this->graphqlService = $graphqlService; |
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} |
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/** |
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* @param Request $request |
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* |
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* @return SymfonyJsonResponse |
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*/ |
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public function handle(Request $request) |
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{ |
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$processor = $this->graphqlService->getProcessor(); |
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$query = $request->get('query'); |
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$variables = $request->get('variables', []); |
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$responseData = $processor->processPayload($query, $variables)->getResponseData(); |
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if (isset($responseData['exceptions'])) { |
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$request->attributes->set($this->getErrorAttribute(), new GraphQLError( |
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$query, $variables, $responseData['exceptions'] |
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)); |
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} |
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$json = $this->responseDataToJson($responseData); |
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return new SymfonyJsonResponse($json, 200, [], true); |
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} |
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/** |
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* @return string |
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*/ |
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protected function getErrorAttribute() |
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{ |
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return config('graphql.error_attribute', self::ATTRIBUTE_ERROR); |
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} |
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/** |
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* Renders the GraphiQL interactive query interface. |
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* |
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* @return View |
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*/ |
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public function renderGraphiQL() |
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{ |
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return view('graphql::graphiql'); |
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} |
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/** |
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* @param array $responseData |
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* @return string |
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*/ |
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protected function responseDataToJson(array $responseData) |
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{ |
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return JsonEncoder::encode(array_except($responseData, ['exceptions'])); |
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} |
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} |
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digiaonline /
lumen-graphql
