protected function getTranslationGroups(Collection $list)
    {
        $groups = [];
        foreach ($list as $model) {
            if (!isset($groups[$model->area][$model->group])) {
                $groups[$model->area][$model->group] = [];
            }
            $groups[$model->area][$model->group] = Arr::add($groups[$model->area][$model->group], $model->key, $model->value);
        }
        return $groups;
    }