public function getAjaxSelectSap(Request $request)
 {
     $q = $request->get('q');
     $var = $this->type_sap($request->get('type'));
     if ($q != '' && $var != '') {
         $sap = Sap::where($var, "like", "%{$q}%")->groupBy($var)->select("{$var} as id", "{$var} as text")->limit('10')->get();
         return response()->json($sap);
     }
     return [];
 }