Add targetType property to Mutation

Author: snaksa

docs/annotations/annotations-reference.md

@@ -384,6 +384,10 @@ This annotation applies on methods for classes tagged with the `@Provider` annot
 The resulting field is added to the root Mutation type (defined in configuration at key `overblog_graphql.definitions.schema.mutation`).  
 The class exposing the mutation(s) must be declared as a [service](https://symfony.com/doc/current/service_container.html).
 
+Optional attributes:
+
+-   **targetType** : The GraphQL type to attach the field to (by default, it'll be the root Mutation type).
+
 Example:
 
 This will add an `updateUserEmail` mutation, with as resolver `@=service('App\Graphql\MutationProvider').updateUserEmail(...)`.

src/Annotation/Mutation.php

@@ -12,4 +12,10 @@
  */
 final class Mutation extends Field
 {
+    /**
+     * The target type to attach this mutation to.
+     *
+     * @var string
+     */
+    public $targetType;
 }

src/Config/Parser/AnnotationParser.php

@@ -289,8 +289,22 @@ private static function typeAnnotationToGQLConfiguration(
         $isRootMutation = ($rootMutationType && $gqlName === $rootMutationType);
         $currentValue = ($isRootQuery || $isRootMutation) ? \sprintf("service('%s')", self::formatNamespaceForExpression($reflectionEntity->getName())) : 'value';
 
+        $queryType = $isRootMutation ? 'Mutation' : 'Query';
+
+        if (isset($configs['definitions']['schema'])) {
+            $mutationTypes = [];
+
+            foreach ($configs['definitions']['schema'] as $key => $value) {
+                if (isset($configs['definitions']['schema'][$key]['mutation'])) {
+                    $mutationTypes[] = $configs['definitions']['schema'][$key]['mutation'];
+                }
+            }
+
+            $queryType = \in_array($gqlName, $mutationTypes) ? 'Mutation' : 'Query';
+        }
+
         $gqlConfiguration = self::graphQLTypeConfigFromAnnotation($classAnnotation, $classAnnotations, $properties, $methods, $reflectionEntity->getNamespaceName(), $currentValue);
-        $providerFields = self::getGraphQLFieldsFromProviders($reflectionEntity->getNamespaceName(), $isRootMutation ? 'Mutation' : 'Query', $gqlName, ($isRootQuery || $isRootMutation));
+        $providerFields = self::getGraphQLFieldsFromProviders($reflectionEntity->getNamespaceName(), $queryType, $gqlName, ($isRootQuery || $isRootMutation));
         $gqlConfiguration['config']['fields'] = $providerFields + $gqlConfiguration['config']['fields'];
 
         if ($classAnnotation instanceof GQL\Relay\Edge) {
@@ -673,7 +687,7 @@ private static function getGraphQLFieldsFromProviders(string $namespace, string
                     continue;
                 }
 
-                $annotationTarget = 'Query' === $annotationName ? $annotation->targetType : null;
+                $annotationTarget = \in_array($annotationName, ['Query', 'Mutation']) ? $annotation->targetType : null;
                 if (!$annotationTarget && $isRoot) {
                     $annotationTarget = $targetType;
                 }

tests/Config/Parser/AnnotationParserTest.php

@@ -14,6 +14,7 @@ class AnnotationParserTest extends TestCase
         'definitions' => [
             'schema' => [
                 'default' => ['query' => 'RootQuery', 'mutation' => 'RootMutation'],
+                'alternative' => ['query' => 'AlternativeQuery', 'mutation' => 'AlternativeMutation'],
             ],
         ],
         'doctrine' => [
@@ -229,6 +230,30 @@ public function testProviders(): void
                 ],
             ],
         ]);
+
+        $this->expect('AlternativeQuery', 'object', [
+            'fields' => [
+                'planet_sortPlanets' => [
+                    'type' => '[Planet]',
+                    'args' => ['direction' => ['type' => 'String!']],
+                    'resolve' => "@=call(service('Overblog\\\\GraphQLBundle\\\\Tests\\\\Config\\\\Parser\\\\fixtures\\\\annotations\\\\Repository\\\\PlanetRepository').sortPlanets, arguments({direction: \"String!\"}, args))",
+                    'access' => '@=default_access',
+                    'public' => '@=default_public',
+                ],
+            ],
+        ]);
+
+        $this->expect('AlternativeMutation', 'object', [
+            'fields' => [
+                'planet_destroyPlanet' => [
+                    'type' => 'Planet',
+                    'args' => ['planetInput' => ['type' => 'PlanetInput!']],
+                    'resolve' => "@=call(service('Overblog\\\\GraphQLBundle\\\\Tests\\\\Config\\\\Parser\\\\fixtures\\\\annotations\\\\Repository\\\\PlanetRepository').destroyPlanet, arguments({planetInput: \"PlanetInput!\"}, args))",
+                    'access' => '@=default_access',
+                    'public' => '@=override_public',
+                ],
+            ],
+        ]);
     }
 
     public function testFullqualifiedName(): void

tests/Config/Parser/fixtures/annotations/Repository/PlanetRepository.php

@@ -23,6 +23,16 @@ public function searchPlanet(string $keyword)
         return [];
     }
 
+    /**
+     * @GQL\Query(type="[Planet]", targetType="AlternativeQuery", args={
+     *    @GQL\Arg(type="String!", name="direction")
+     * })
+     */
+    public function sortPlanets(string $direction)
+    {
+        return [];
+    }
+
     /**
      * @GQL\Mutation(type="Planet", args={
      *    @GQL\Arg(type="PlanetInput!", name="planetInput")
@@ -34,6 +44,17 @@ public function createPlanet(array $planetInput)
         return [];
     }
 
+    /**
+     * @GQL\Mutation(type="Planet", targetType="AlternativeMutation", args={
+     *    @GQL\Arg(type="PlanetInput!", name="planetInput")
+     * })
+     * @GQL\IsPublic("override_public")
+     */
+    public function destroyPlanet(array $planetInput)
+    {
+        return [];
+    }
+
     /**
      * @GQL\Query(type="[Planet]", targetType="Droid", name="allowedPlanets")
      * @GQL\Access("override_access")

tests/Config/Parser/fixtures/annotations/Type/AlternativeMutation.php

@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Overblog\GraphQLBundle\Tests\Config\Parser\fixtures\annotations\Type;
+
+use Overblog\GraphQLBundle\Annotation as GQL;
+
+/**
+ * @GQL\Type
+ */
+class AlternativeMutation
+{
+}

tests/Config/Parser/fixtures/annotations/Type/AlternativeQuery.php

@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Overblog\GraphQLBundle\Tests\Config\Parser\fixtures\annotations\Type;
+
+use Overblog\GraphQLBundle\Annotation as GQL;
+
+/**
+ * @GQL\Type
+ */
+class AlternativeQuery
+{
+}