refactor(gatsby-oauth): use directives service

packages/drupal/custom/custom.services.yml

@@ -7,3 +7,7 @@ services:
   custom.webform:
     class: Drupal\custom\Webform
     arguments: ['@renderer', '@entity_type.manager', '@serializer']
+
+  custom.directives:
+    class: Drupal\custom\Directives
+    arguments: ['@current_user', '@date.formatter']

packages/drupal/custom/src/Directives.php

@@ -0,0 +1,42 @@
+<?php declare(strict_types = 1);
+
+namespace Drupal\custom;
+
+use Drupal\Core\Datetime\DateFormatterInterface;
+use Drupal\Core\Session\AccountProxyInterface;
+use Drupal\user\Entity\User;
+
+/**
+ * Custom GraphQL directives.
+ */
+final class Directives {
+
+  /**
+   * Constructs a Directives object.
+   */
+  public function __construct(
+    private readonly AccountProxyInterface $currentUser,
+    private readonly DateFormatterInterface $dateFormatter,
+  ) {}
+
+  /**
+   * Wrapper of current user data to be used for the OAuth demo.
+   */
+  public function currentUser(): array|null {
+    $account = \Drupal::currentUser();
+    if ($this->currentUser->isAnonymous()) {
+      return NULL;
+    }
+    else {
+      $user = User::load($account->id());
+      $memberFor = $this->dateFormatter->formatTimeDiffSince($user->getCreatedTime());
+      return [
+        'id' => $account->id(),
+        'name' => $account->getDisplayName(),
+        'email' => $account->getEmail(),
+        'memberFor' => $memberFor,
+      ];
+    }
+  }
+
+}

packages/schema/codegen.ts

@@ -40,7 +40,7 @@ const config: CodegenConfig = {
         context: ['gatsby'],
       },
     },
-    // Directive autoloader for Drupla.
+    // Directive autoloader for Drupal.
     'build/drupal-autoload.json': {
       plugins: ['@amazeelabs/codegen-autoloader'],
       config: {

packages/schema/src/schema.graphql

@@ -72,7 +72,7 @@ directive @route(
 Retrieve the properties of the current user.
 
 Provided by the "silverback_gatsby" module.
-Implemented in "Drupal\custom\Plugin\GraphQL\Directive\CurrentUser".
+implementation(drupal): custom.directives::currentUser
 """
 directive @currentUser repeatable on FIELD_DEFINITION | SCALAR | UNION | ENUM | INTERFACE | OBJECT