GQL Type Updates + Readme

README.md

@@ -130,6 +130,23 @@ would output `<a href="/profile/USERNAME">Visit Profile</a>` which is the defaul
 
     {{ entry.linkItField.user }}
 
+**GraphQL**
+
+Linkit supports querying subfields with GraphQl, the following fields are available:
+
+    myLinkitField {
+      label
+      type
+      typeHandle
+      available
+      link
+      url
+      text
+      target
+      element
+    }
+
+Take a look at the Craft GraphQL explorer to have a play with the return values.
 
 **A Note On Element Status**
 

src/gql/types/LinkType.php

@@ -43,6 +43,13 @@ public static function getFieldDefinitions(): array
                 'name' => 'typeHandle',
                 'type' => Type::string(),
             ],
+            'available' => [
+                'name' => 'available',
+                'type' => Type::boolean(),
+                'resolve' => function($source, $arguments) {
+                    return $source->isAvailable();
+                },
+            ],
             'link' => [
                 'name' => 'link',
                 'type' => Type::string(),