Vendor

vendor/nuwave/lighthouse/src/Schema/Directives/BuilderDirective.php

@@ -0,0 +1,53 @@
+<?php
+
+namespace Nuwave\Lighthouse\Schema\Directives;
+
+use Nuwave\Lighthouse\Support\Contracts\DefinedDirective;
+use Nuwave\Lighthouse\Support\Contracts\ArgBuilderDirective;
+
+class BuilderDirective extends BaseDirective implements ArgBuilderDirective, DefinedDirective
+{
+    /**
+     * Name of the directive.
+     *
+     * @return string
+     */
+    public function name(): string
+    {
+        return 'builder';
+    }
+
+    public static function definition(): string
+    {
+        return /* @lang GraphQL */ <<<'SDL'
+"""
+Use an argument to modify the query builder for a field.
+"""
+directive @builder(
+  """
+  Reference a method that is passed the query builder.
+  Consists of two parts: a class name and a method name, seperated by an `@` symbol.
+  If you pass only a class name, the method name defaults to `__invoke`.
+  """
+  method: String!
+) on FIELD_DEFINITION
+SDL;
+    }
+
+    /**
+     * Dynamically call a user-defined method to enhance the builder.
+     *
+     * @param  \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder  $builder
+     * @param  mixed  $value
+     * @return \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder
+     */
+    public function handleBuilder($builder, $value)
+    {
+        return call_user_func(
+            $this->getResolverFromArgument('method'),
+            $builder,
+            $value,
+            $this->definitionNode
+        );
+    }
+}