requestAll method
Implementation
@override
Future requestAll() async {
// var ret = await repository.requestAll();
update(state: PermissionListViewState.Refresh);
if (hasError = await checkError) {
update(state: PermissionListViewState.Error);
}
if (await PermissionManager.allGranted) {
update(state: PermissionListViewState.AllGranted);
}
}