fix: graphql

app/controllers/api/graphql.php

@@ -30,7 +30,7 @@ App::get('/v1/graphql')
     ->label('sdk.response.model', Response::MODEL_ANY)
     ->label('abuse-limit', 60)
     ->label('abuse-time', 60)
-    ->param('query', '', new Text(0), 'The query to execute.')
+    ->param('query', '', new Text(0, 0), 'The query to execute.')
     ->param('operationName', '', new Text(256), 'The name of the operation to execute.', true)
     ->param('variables', '', new Text(0), 'The JSON encoded variables to use in the query.', true)
     ->inject('request')

src/Appwrite/GraphQL/Types/Mapper.php

@@ -109,9 +109,6 @@ class Mapper
                     'type' => $parameterType,
                     'description' => $parameter['description'],
                 ];
-                if ($parameter['optional']) {
-                    $params[$name]['defaultValue'] = $parameter['default'];
-                }
             }
 
             $field = [