public function destroy(Operation $operation)
 {
     if (is_integer($operation)) {
         $operation = Operation::find($operation);
     }
     $operation->delete();
     Flash::success('Operation has been created Deleted!');
     return Redirect::back();
 }
 public function destroy($operation)
 {
     $operation = Operation::find($operation);
     $operation->delete();
     return response(['data' => true, 'status' => 'success', 'message' => 'successfully deleted']);
 }