Implement LocaleSwitcher in commented block - ready for when we migrate to symfony 7.2

src/Bundle/ChillMainBundle/Workflow/EventSubscriber/NotificationToUserGroupsOnTransition.php

@@ -21,6 +21,7 @@ use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 use Symfony\Component\Mailer\MailerInterface;
 use Symfony\Component\Workflow\Event\Event;
 use Symfony\Component\Workflow\Registry;
+// use Symfony\Component\Translation\LocaleSwitcher;
 
 final readonly class NotificationToUserGroupsOnTransition implements EventSubscriberInterface
 {
@@ -31,6 +32,7 @@ final readonly class NotificationToUserGroupsOnTransition implements EventSubscr
         private MailerInterface $mailer,
         private EntityManagerInterface $entityManager,
         private EntityWorkflowManager $entityWorkflowManager,
+        // private LocaleSwitcher $localeSwitcher,
     ) {}
 
     public static function getSubscribedEvents(): array
@@ -87,6 +89,24 @@ final readonly class NotificationToUserGroupsOnTransition implements EventSubscr
                 'title' => $title,
             ];
 
+            // Implementation with LocaleSwitcher (commented out - to be activated after migration to sf7.2):
+            // Note: This sends emails to user groups, not individual users, so locale switching may use default locale
+            /*
+            $this->localeSwitcher->runWithLocale('fr', function () use ($context, $userGroup) {
+                $email = new TemplatedEmail();
+                $email
+                    ->htmlTemplate('@ChillMain/Workflow/workflow_notification_on_transition_completed_content_to_user_group.fr.txt.twig')
+                    ->context($context)
+                    ->subject(
+                        $this->engine->render('@ChillMain/Workflow/workflow_notification_on_transition_completed_title.fr.txt.twig', $context)
+                    )
+                    ->to($userGroup->getEmail());
+
+                $this->mailer->send($email);
+            });
+            */
+
+            // Current implementation:
             $email = new TemplatedEmail();
             $email
                 ->htmlTemplate('@ChillMain/Workflow/workflow_notification_on_transition_completed_content_to_user_group.fr.txt.twig')