Pagekit\Widget\Controller\WidgetApiController::saveAction PHP Method

    public function saveAction($data, $id = 0)
    {
        if (!$id) {
            $widget = Widget::create();
        } else {
            if (!($widget = Widget::find($id))) {
                App::abort(404, 'Widget not found.');
            }
        }
        if (empty($data['title'])) {
            App::abort(400, 'Widget title empty.');
        }
        $widget->save($data);
        return ['message' => 'success', 'widget' => $widget];
    }