centralColumns = $centralColumns; $this->structureController = $structureController; } public function __invoke(): void { global $message; $selected = $_POST['selected_fld'] ?? []; if (empty($selected)) { $this->response->setRequestStatus(false); $this->response->addJSON('message', __('No column selected.')); return; } $centralColsError = $this->centralColumns->syncUniqueColumns($selected, false); if ($centralColsError instanceof Message) { $message = $centralColsError; } if (empty($message)) { $message = Message::success(); } ($this->structureController)(); } }