add messages and redirection if current user not logged

src/Application/Actions/Group/AddUserGroupAction.php

@@ -15,7 +15,7 @@ class AddUserGroupAction extends GroupAction
     protected function action(): Response
     {
         if(!isset($_SESSION['userId'])){
-            $this->flash->addMessage('login', 'Please log in or sign up.');
+            $this->flash->addMessage('message', 'Please log in or sign up.');
 
             return $this->response
             ->withHeader('Location', '/login')

src/Application/Actions/Group/CreateGroupAction.php

@@ -17,7 +17,7 @@ class CreateGroupAction extends GroupAction
         $parsedRequestBody = (array)$this->request->getParsedBody();
 
         if(!isset($_SESSION['userId'])){
-            $this->flash->addMessage('login', 'Please log in or sign up.');
+            $this->flash->addMessage('message', 'Please log in or sign up.');
 
             return $this->response
             ->withHeader('Location', '/login')

src/Application/Actions/Group/DeleteGroupAction.php

@@ -15,7 +15,7 @@ class DeleteGroupAction extends GroupAction
     protected function action(): Response
     {
         if(!isset($_SESSION['userId'])){
-            $this->flash->addMessage('login', 'Please log in or sign up.');
+            $this->flash->addMessage('message', 'Please log in or sign up.');
 
             return $this->response
             ->withHeader('Location', '/login')

src/Application/Actions/Group/ViewModifyGroupForm.php

@@ -14,7 +14,7 @@ class ViewModifyGroupForm extends GroupAction
     protected function action(): Response
     {
         if(!isset($_SESSION['userId'])){
-            $this->flash->addMessage('login', 'Please log in or sign up.');
+            $this->flash->addMessage('message', 'Please log in or sign up.');
 
             return $this->response
             ->withHeader('Location', '/login')

src/Application/Actions/User/CreateUserAction.php

@@ -89,7 +89,7 @@ class CreateUserAction extends UserAction
 
         $this->logger->info("User has been created.");
 
-        $this->flash->addMessage('creation', 'Your account has been created. Please log in.');
+        $this->flash->addMessage('message', 'Your account has been created. Please log in.');
         return $this->response
             ->withHeader('Location', '/login')
             ->withStatus(302);