Select field default value

Forms\Components\Select::make('region')
                ->options(Region::all()->pluck('name', 'id')->toArray())
                ->default(function (?Model $record) {
                    if ($record){
                        return $record->area->region->id;
                    }
                })
                ->live(),
                Forms\Components\Select::make('area_id')
                    ->relationship('area', 'name')
                    ->options(function (Get $get, ?Model $record) {
                        if($get('region')){
                            return Area::where('region_id',$get('region'))->get()->pluck('name', 'id');
                        }
                        if ($record){
                            return Area::where('region_id',$record->area->region->id)->get()->pluck('name', 'id');
                        }
                    })
                    ->live(),