WIP schema extension POC

app/controllers/api/graphql.php

@@ -3,11 +3,12 @@
 use Appwrite\GraphQL\Builder;
 use GraphQL\GraphQL;
 use GraphQL\Type;
+use GraphQL\Type\Definition\ObjectType;
+use GraphQL\Utils\SchemaExtender;
 use Appwrite\Utopia\Response;
 use GraphQL\Error\DebugFlag;
 use Utopia\App;
 
-
 App::post('/v1/graphql')
     ->desc('GraphQL Endpoint')
     ->label('scope', 'graphql')
@@ -24,6 +25,27 @@ App::post('/v1/graphql')
         /** @var Utopia\App $utopia */
         /** @var Utopia\Registry\Registry $register */
 
+        $queryType = new ObjectType([
+            'name' => 'Query',
+            'description' => 'The root of all your queries',
+            'fields' => [
+                'accountGet' => [
+                    'type' => Type\Definition\Type::string(),
+                    'description' => 'Extension description',
+                    'args' => [],
+                    'resolve' => fn() => "Replacing account get response"
+                ],
+                'testQuery' => [
+                    'type' => Type\Definition\Type::string(),
+                    'description' => 'Extension description 2',
+                    'args' => [],
+                    'resolve' => fn() => "Test query response"
+                ]
+            ]
+        ]);
+
+        $extendedSchema = SchemaExtender::extend($schema, $queryType->astNode);
+
         $query = $request->getPayload('query', '');
         $variables = $request->getPayload('variables', null);
         $response->setContentType(Response::CONTENT_TYPE_NULL);
@@ -40,7 +62,7 @@ App::post('/v1/graphql')
         try {
             $debug = $isDevelopment ? ( DebugFlag::INCLUDE_DEBUG_MESSAGE | DebugFlag::INCLUDE_TRACE ) : DebugFlag::NONE;
             $rootValue = [];
-            $result = GraphQL::executeQuery($schema, $query, $rootValue, null, $variables)
+            $result = GraphQL::executeQuery($extendedSchema, $query, $rootValue, null, $variables)
                                 ->setErrorFormatter(Builder::getErrorFormatter($isDevelopment, $version));
             $output = $result->toArray($debug);
         } catch (\Exception $error) {

app/init.php

@@ -559,7 +559,7 @@ App::setResource('schema', function($utopia, $response, $request, $register) {
         $schema = $register->get('_schema');
     } catch (Exception $e) {
         Console::error('Schema not present. Generating Schema...');
-        $schema = Builder::buildSchema($utopia, $response, $register);
+        $schema = Builder::buildModelSchema($utopia, $response, $register);
         $register->set('_schema', function () use ($schema){
             return $schema;
         });

docker-compose.yml

@@ -585,11 +585,11 @@ services:
   
   graphql-explorer:
     container_name: graphql-explorer
-    image: appwrite/docker-altair
+    image: appwrite/altair:0.1.0
     restart: unless-stopped
     networks:
       - appwrite
-    ports: 
+    ports:
       - 9509:3000
     environment:
       - SERVER_URL=http://localhost/v1/graphql

src/Appwrite/GraphQL/Builder.php

@@ -187,7 +187,31 @@ class Builder {
     
         return $type;
     }
-    
+
+    /**
+     * This function goes through all the REST endpoints in the API and builds a
+     * GraphQL schema for all those routes whose response model is neither empty nor NONE
+     *
+     * @param $utopia
+     * @param $response
+     * @param $register
+     * @return Schema
+     */
+    public static function buildDatabaseSchema($utopia, $response, $register)
+    {
+        /** @var Model\Collection[] $collections */
+
+        Console::log("[INFO] Building GraphQL Database Schema...");
+        $start = microtime(true);
+        $collections = [];
+
+        foreach($collections as $collection) {
+            foreach ($collection->getRules() as $rule) {
+                /** @var Model\Rule $rule */
+                $modelName = $rule->getName();
+            }
+        }
+    }
 
     /**
     * This function goes through all the REST endpoints in the API and builds a 
@@ -198,7 +222,7 @@ class Builder {
     * @param $register
     * @return Schema
     */
-    public static function buildSchema($utopia, $response, $register) {
+    public static function buildModelSchema($utopia, $response, $register) {
         Console::log("[INFO] Building GraphQL Schema...");
         $start = microtime(true);