protected function paginationRanger()
    {
        $parameters = [
            'first' => $this->paginator->firstItem(),
            'last'  => $this->paginator->lastItem(),
            'total' => $this->paginator->total(),
        ];

        $parameters = collect($parameters)->flatMap(function ($parameter, $key) {
            return [$key => "<b>$parameter</b>"];
        });

        return trans('admin.pagination.range', $parameters->all());
    }