improved code according to PHPStan reports

Author: konradoboza

phpstan-baseline.neon

@@ -2305,31 +2305,6 @@ parameters:
 			count: 1
 			path: src/lib/Schema/Worker.php
 
-		-
-			message: "#^Access to an undefined property GraphQL\\\\Language\\\\AST\\\\BooleanValueNode\\|GraphQL\\\\Language\\\\AST\\\\EnumValueNode\\|GraphQL\\\\Language\\\\AST\\\\FloatValueNode\\|GraphQL\\\\Language\\\\AST\\\\IntValueNode\\|GraphQL\\\\Language\\\\AST\\\\ListValueNode\\|GraphQL\\\\Language\\\\AST\\\\NullValueNode\\|GraphQL\\\\Language\\\\AST\\\\ObjectValueNode\\|GraphQL\\\\Language\\\\AST\\\\StringValueNode\\|GraphQL\\\\Language\\\\AST\\\\VariableNode\\:\\:\\$value\\.$#"
-			count: 1
-			path: src/lib/Security/JWTAuthenticator.php
-
-		-
-			message: "#^Parameter \\#1 \\$user of method Lexik\\\\Bundle\\\\JWTAuthenticationBundle\\\\Services\\\\JWTTokenManagerInterface\\:\\:create\\(\\) expects Symfony\\\\Component\\\\Security\\\\Core\\\\User\\\\UserInterface, Symfony\\\\Component\\\\Security\\\\Core\\\\User\\\\UserInterface\\|null given\\.$#"
-			count: 1
-			path: src/lib/Security/JWTAuthenticator.php
-
-		-
-			message: "#^Cannot call method getContent\\(\\) on Symfony\\\\Component\\\\HttpFoundation\\\\Response\\|null\\.$#"
-			count: 1
-			path: src/lib/Security/JWTTokenMutationFormatEventSubscriber.php
-
-		-
-			message: "#^Cannot call method setContent\\(\\) on Symfony\\\\Component\\\\HttpFoundation\\\\Response\\|null\\.$#"
-			count: 1
-			path: src/lib/Security/JWTTokenMutationFormatEventSubscriber.php
-
-		-
-			message: "#^Method Ibexa\\\\GraphQL\\\\Security\\\\JWTTokenMutationFormatEventSubscriber\\:\\:formatMutationResponseData\\(\\) should return string but returns string\\|false\\.$#"
-			count: 1
-			path: src/lib/Security/JWTTokenMutationFormatEventSubscriber.php
-
 		-
 			message: "#^Cannot cast object to string\\.$#"
 			count: 1

src/lib/Security/JWTAuthenticator.php

@@ -85,10 +85,15 @@ public function authenticate(Request $request): Passport
      */
     public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
     {
+        $user = $token->getUser();
+        if ($user === null) {
+            throw new AuthenticationException('No authenticated user found.', 401);
+        }
+
         return new Response(
             json_encode(
                 [
-                    'token' => $this->tokenManager->create($token->getUser()),
+                    'token' => $this->tokenManager->create($user),
                     'message' => null,
                 ],
                 JSON_THROW_ON_ERROR
@@ -131,7 +136,10 @@ private function extractCredentials(string $graphqlQuery): array
             $parsed,
             [
                 NodeKind::ARGUMENT => static function (ArgumentNode $node) use (&$credentials): void {
-                    $credentials[$node->name->value] = (string)$node->value->value;
+                    /** @var \GraphQL\Language\AST\StringValueNode $nodeValue */
+                    $nodeValue = $node->value;
+
+                    $credentials[$node->name->value] = $nodeValue->value;
                 },
             ]
         );

src/lib/Security/JWTTokenMutationFormatEventSubscriber.php

@@ -31,6 +31,10 @@ public static function getSubscribedEvents(): array
     public function onAuthorizationFinishes(LoginSuccessEvent|LoginFailureEvent $event): void
     {
         $response = $event->getResponse();
+        if ($response === null) {
+            return;
+        }
+
         $response->setContent(
             $this->formatMutationResponseData($response->getContent())
         );
@@ -41,10 +45,12 @@ public function onAuthorizationFinishes(LoginSuccessEvent|LoginFailureEvent $eve
      */
     private function formatMutationResponseData(mixed $data): string
     {
-        return json_encode([
+        $formatted = json_encode([
             'data' => [
                 'CreateToken' => json_decode($data, true, 512, JSON_THROW_ON_ERROR),
             ],
         ]);
+
+        return $formatted === false ? '' : $formatted;
     }
 }