emailTemplatesFactory = $templateFactory; $this->messageManager = $context->getMessageManager(); parent::__construct($context); } /** * * @return null */ public function execute() { //run sync $result = $this->emailTemplatesFactory->create() ->sync(); //add sync message if (isset($result['message'])) { $this->messageManager->addSuccessMessage($result['message']); } $redirectBack = $this->_redirect->getRefererUrl(); $this->_redirect($redirectBack); } }