private async Task ExecuteOnDisconnect()
{
IsBusy = true;
var _restService = new RESTService();
var Result = await _restService.Disconnect_async();
if (Result.Item1)
{
Application.Current.MainPage = new Login_View();
}
else
{
DependencyService.Get <IMessage>().ShortAlert(Result.Item2);
}
IsBusy = false;
}