/**
  * get latest section
  * @param $filter
  * @return \Illuminate\Database\Eloquent\Collection|static[]
  */
 public function latest($filter)
 {
     $filter = array_only($filter, ['updated_at']);
     $query = $this->section->where(function ($q) use($filter) {
         foreach ($filter as $key => $value) {
             $q->where($key, '>', $value);
         }
     });
     return $query->get();
 }