WIP FEATURE: Custom graphql adapter

Classes/Controller/MediaController.php

@@ -14,8 +14,17 @@
  * source code.
  */
 
+use GraphQL\Error\SyntaxError;
+use GraphQL\GraphQL;
+use GraphQL\Language\AST\TypeDefinitionNode;
+use GraphQL\Language\Parser;
+use GraphQL\Type\Definition\ResolveInfo;
+use GraphQL\Utils\BuildSchema;
 use Neos\Flow\Annotations as Flow;
+use Neos\Flow\Mvc\View\JsonView;
 use Neos\Fusion\View\FusionView;
+use Neos\Media\Domain\Model\Tag;
+use Neos\Media\Domain\Repository\TagRepository;
 use Neos\Neos\Controller\Module\AbstractModuleController;
 
 /**
@@ -38,12 +47,72 @@ class MediaController extends AbstractModuleController
      */
     protected $viewFormatToObjectNameMap = [
         'html' => FusionView::class,
+        'json' => JsonView::class,
     ];
 
+    /**
+     * @Flow\InjectConfiguration(path="graphql.schema")
+     * @var string
+     */
+    protected $schemaPath;
+
+    /**
+     * @Flow\Inject
+     * @var TagRepository
+     */
+    protected $tagRepository;
+
     /**
      * Renders the media ui application
      */
     public function indexAction(): void
     {
     }
+
+    /**
+     * @Flow\SkipCsrfProtection
+     * @throws SyntaxError|\JsonException
+     */
+    public function queryAction(): void {
+        $input = $this->request->getHttpRequest()->getParsedBody();
+        $query = $input['query'] ?? null;
+        $variableValues = $input['variables'] ?? [];
+
+        // TODO: Make sure the file exists
+        $contents = file_get_contents($this->schemaPath);
+
+        // TODO: Add resolvers
+        $typeConfigDecorator = function (array $typeConfig, TypeDefinitionNode $typeDefinitionNode): array {
+            $name = $typeConfig['name'];
+            switch ($name) {
+                case 'Query':
+                    $typeConfig['resolveField'] = function ($source, $args, $context, ResolveInfo $info) {
+                        if ($info->fieldName === 'tags') {
+                            return $this->tagRepository->findAll()->toArray();
+//                            return array_map(static fn (Tag $tag) => [
+//                                'id' => $tag->getLabel(),
+//                                'label' => $tag->getLabel(),
+//                            ], $this->tagRepository->findAll()->toArray());
+                        }
+                        if ($info->fieldName === 'tag') {
+                            $tag = $this->tagRepository->findByIdentifier($args['id']);
+                            return [
+                                'id' => $tag->getLabel(),
+                                'label' => $tag->getLabel(),
+                            ];
+                        }
+                    };
+                    break;
+            }
+            return $typeConfig;
+        };
+
+//        // TODO: Add error handling
+//        // TODO: Add caching
+        $schema = BuildSchema::build($contents, $typeConfigDecorator);
+
+        $ast = Parser::parse($query);
+
+        $this->view->assign('value', GraphQL::executeQuery($schema, $ast));
+    }
 }

Configuration/Routes.yaml

@@ -5,3 +5,12 @@
       package: 't3n.GraphQL'
       variables:
         'endpoint': 'media-assets'
+
+- name: 'Media GraphQL API'
+  uriPattern: 'neos/graphql2'
+  defaults:
+    '@package': 'Flowpack.Media.Ui'
+    '@controller': 'Media'
+    '@format': 'json'
+    '@action': 'query'
+  httpMethods: ['GET', 'POST']

Configuration/Settings.yaml

@@ -2,3 +2,5 @@ Flowpack:
   Media:
     Ui:
       maximumFileUploadLimit: 10
+      graphql:
+        schema: 'resource://Flowpack.Media.Ui/Private/GraphQL/schema.root.graphql'

Resources/Private/GraphQL/.graphqlconfig

@@ -0,0 +1,16 @@
+{
+    "name": "Untitled GraphQL Schema",
+    "schemaPath": "schema.graphql",
+    "extensions": {
+        "endpoints": {
+            "Default GraphQL Endpoint": {
+                "url": "http://helzle.it.test/neos/graphql2",
+                "headers": {
+                    "user-agent": "JS GraphQL",
+                    "Cookie": "Neos_Session=KfhWNQJBRfO4keZGYpr7Tpf209gXXffT"
+                },
+                "introspect": false
+            }
+        }
+    }
+}

composer.json

@@ -7,7 +7,8 @@
         "neos/neos": "^5.2 || ~7.0 || ~8.0 || dev-master",
         "neos/neos-ui": "^5.2 || ~7.0 || ~8.0 || dev-master",
         "t3n/graphql": "^2.1 || ^3.0.2",
-        "t3n/graphql-upload": "^1.0 || ^2.0"
+        "t3n/graphql-upload": "^1.0 || ^2.0",
+        "webonyx/graphql-php": "*"
     },
     "suggest": {
       "phpstan/phpstan": "For running code quality checks",