Vendor

2021-06-01 19:55:55 +02:00
parent 052cbe3038
commit d8c489c714
328 changed files with 36645 additions and 0 deletions
@@ -0,0 +1,87 @@
+<?php
+
+namespace Nuwave\Lighthouse\Schema\Directives;
+
+use Closure;
+use Illuminate\Support\Arr;
+use GraphQL\Type\Definition\ResolveInfo;
+use Nuwave\Lighthouse\Schema\Values\FieldValue;
+use Nuwave\Lighthouse\Exceptions\DirectiveException;
+use Nuwave\Lighthouse\Support\Contracts\GraphQLContext;
+use Nuwave\Lighthouse\Support\Contracts\FieldMiddleware;
+use Nuwave\Lighthouse\Support\Contracts\DefinedDirective;
+
+class InjectDirective extends BaseDirective implements FieldMiddleware, DefinedDirective
+{
+    /**
+     * Name of the directive.
+     *
+     * @return string
+     */
+    public function name(): string
+    {
+        return 'inject';
+    }
+
+    public static function definition(): string
+    {
+        return /* @lang GraphQL */ <<<'SDL'
+directive @inject(      
+  """
+  A path to the property of the context that will be injected.
+  If the value is nested within the context, you may use dot notation
+  to get it, e.g. "user.id".
+  """
+  context: String!
+
+  """
+  The target name of the argument into which the value is injected.
+  You can use dot notation to set the value at arbitrary depth
+  within the incoming argument.
+  """
+  name: String!
+) on ARGUMENT_DEFINITION | INPUT_FIELD_DEFINITION
+SDL;
+    }
+
+    /**
+     * Resolve the field directive.
+     *
+     * @param  \Nuwave\Lighthouse\Schema\Values\FieldValue  $fieldValue
+     * @param  \Closure  $next
+     * @return \Nuwave\Lighthouse\Schema\Values\FieldValue
+     *
+     * @throws \Nuwave\Lighthouse\Exceptions\DirectiveException
+     */
+    public function handleField(FieldValue $fieldValue, Closure $next): FieldValue
+    {
+        $contextAttributeName = $this->directiveArgValue('context');
+        if (! $contextAttributeName) {
+            throw new DirectiveException(
+                "The `inject` directive on {$fieldValue->getParentName()} [{$fieldValue->getFieldName()}] must have a `context` argument"
+            );
+        }
+
+        $argumentName = $this->directiveArgValue('name');
+        if (! $argumentName) {
+            throw new DirectiveException(
+                "The `inject` directive on {$fieldValue->getParentName()} [{$fieldValue->getFieldName()}] must have a `name` argument"
+            );
+        }
+
+        $previousResolver = $fieldValue->getResolver();
+
+        return $next(
+            $fieldValue->setResolver(
+                function ($rootValue, array $args, GraphQLContext $context, ResolveInfo $resolveInfo) use ($contextAttributeName, $argumentName, $previousResolver) {
+                    return $previousResolver(
+                        $rootValue,
+                        Arr::add($args, $argumentName, data_get($context, $contextAttributeName)),
+                        $context,
+                        $resolveInfo
+                    );
+                }
+            )
+        );
+    }
+}