Alter graphql link field

docroot/profiles/custom/sul_profile/modules/sul_helper/src/Plugin/GraphQLCompose/FieldType/SulLinkItem.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\sul_helper\Plugin\GraphQLCompose\FieldType;
+
+use Drupal\Core\Field\FieldItemInterface;
+use Drupal\graphql\GraphQL\Execution\FieldContext;
+use Drupal\graphql_compose\Plugin\GraphQLCompose\FieldType\LinkItem;
+
+/**
+ *
+ */
+class SulLinkItem extends LinkItem {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function resolveFieldItem(FieldItemInterface $item, FieldContext $context) {
+    $data = parent::resolveFieldItem($item, $context);
+    /** @var \Drupal\Core\TypedData\Plugin\DataType\Map $item_options */
+    $item_options = $item->get('options')->getValue();
+    if ($item_options && isset($item_options['attributes']['aria-label'])) {
+      $data['attributes']['ariaLabel'] = $item_options['attributes']['aria-label'];
+    }
+    return $data;
+  }
+
+}

docroot/profiles/custom/sul_profile/modules/sul_helper/src/Plugin/GraphQLCompose/SchemaType/LinkAttributesType.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\sul_helper\Plugin\GraphQLCompose\SchemaType;
+
+use Drupal\graphql_compose\Plugin\GraphQLCompose\GraphQLComposeSchemaTypeBase;
+use GraphQL\Type\Definition\ObjectType;
+use GraphQL\Type\Definition\Type;
+
+/**
+ * {@inheritdoc}
+ *
+ * @GraphQLComposeSchemaType(
+ *   id = "LinkAttributes"
+ * )
+ */
+class LinkAttributesType extends GraphQLComposeSchemaTypeBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getTypes(): array {
+    $types = [];
+
+    $types[] = new ObjectType([
+      'name' => $this->getPluginId(),
+      'description' => (string) $this->t('Link Attributes.'),
+      'fields' => fn() => [
+        'ariaLabel' => [
+          'type' => Type::string(),
+          'description' => (string) $this->t('Aria Label'),
+        ],
+        'ariaLabelledBy' => [
+          'type' => Type::string(),
+          'description' => (string) $this->t('Aria Labelled By'),
+        ],
+      ],
+    ]);
+
+    return $types;
+  }
+
+}

docroot/profiles/custom/sul_profile/modules/sul_helper/src/Plugin/GraphQLCompose/SchemaType/SulLinkType.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\sul_helper\Plugin\GraphQLCompose\SchemaType;
+
+use Drupal\graphql_compose\Plugin\GraphQLCompose\SchemaType\LinkType;
+use GraphQL\Type\Definition\ObjectType;
+use GraphQL\Type\Definition\Type;
+
+/**
+ *
+ */
+class SulLinkType extends LinkType {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getTypes(): array {
+    $types = [];
+
+    $types[] = new ObjectType([
+      'name' => $this->getPluginId(),
+      'description' => (string) $this->t('A link.'),
+      'fields' => fn() => [
+        'title' => [
+          'type' => Type::string(),
+          'description' => (string) $this->t('The title of the link.'),
+        ],
+        'url' => [
+          'type' => Type::string(),
+          'description' => (string) $this->t('The URL of the link.'),
+        ],
+        'internal' => [
+          'type' => Type::nonNull(Type::boolean()),
+          'description' => (string) $this->t('Whether the link is internal to this website.'),
+        ],
+        'attributes' => [
+          'type' => static::type('LinkAttributes'),
+          'description' => (string) $this->t('Link attributes'),
+        ],
+      ],
+    ]);
+
+    return $types;
+  }
+
+}

docroot/profiles/custom/sul_profile/modules/sul_helper/sul_helper.module

@@ -91,3 +91,17 @@ function sul_helper_preprocess_paragraph__stanford_spacer(&$variables) {
     $variables['attributes']['class'][] = $paragraph->get('su_spacer_size')->getString();
   }
 }
+
+/**
+ * Implements hook_graphql_compose_field_type_alter().
+ */
+function sul_helper_graphql_compose_field_type_alter(array &$field_types) {
+  $field_types['link']['class'] = 'Drupal\sul_helper\Plugin\GraphQLCompose\FieldType\SulLinkItem';
+}
+
+/**
+ * Implements hook_graphql_compose_graphql_type_alter().
+ */
+function sul_helper_graphql_compose_graphql_type_alter(array &$entity_types) {
+  $entity_types['Link']['class'] = 'Drupal\sul_helper\Plugin\GraphQLCompose\SchemaType\SulLinkType';
+}