protected async override void OnStart()
{
try
{
await AsyncHelper.Wait();
PacienteController pacienteController = new PacienteController();
Usuario usuario = await pacienteController.GetSession();
if (usuario?.validadeToken > DateTime.MinValue && usuario?.validadeToken > DateTime.UtcNow)
{
MainPage = new NavigationPage(new Views.Home.IndexPage());
}
else
{
MainPage = new NavigationPage(new LoginPage());
}
}
catch (Exception ex)
{
MainPage = new NavigationPage(new LoginPage());
Log.Error(ex);
}
}
private async void calendar_OnCalendarTapped(object sender, CalendarTappedEventArgs e)
{
viewModel.IsBusy = true;
await AsyncHelper.Wait(100);
calendar.SelectedDates = SelectedDates;
calendar.Refresh();
await viewModel.Selecionar(e.DateTime.Date);
await AsyncHelper.Wait(200);
viewModel.IsBusy = false;
}
public async Task IniciarCadastro()
{
if (!IsBusy)
{
try
{
IsBusy = true;
await AsyncHelper.Wait();
await Tela.Navegar(new InicioPage());
}
finally
{
IsBusy = false;
}
}
}
[PlatformSpecific(TestPlatforms.Windows)] // ThreadPool.UnsafeQueueNativeOverlapped is not supported on Unix
public static unsafe void PackPosTest1()
{
Overlapped ov = new Overlapped();
var helper = new AsyncHelper();
IOCompletionCallback callback = MyCallback(helper);
NativeOverlapped *nativeOverlapped = ov.Pack(callback, null);
try
{
Assert.True(nativeOverlapped != null);
Assert.True(ThreadPool.UnsafeQueueNativeOverlapped(nativeOverlapped));
Assert.True(helper.Wait());
}
finally
{
Overlapped.Free(nativeOverlapped);
}
}
public static unsafe void PackPosTest()
{
#pragma warning disable 618
Overlapped ov = new Overlapped();
var helper = new AsyncHelper();
IOCompletionCallback callback = MyCallback(helper);
NativeOverlapped* nativeOverlapped = ov.Pack(callback);
try
{
Assert.True(nativeOverlapped != null);
Assert.True(ThreadPool.UnsafeQueueNativeOverlapped(nativeOverlapped));
Assert.True(helper.Wait());
}
finally
{
Overlapped.Free(nativeOverlapped);
}
#pragma warning restore 618
}
public unsafe static void PackPosTest()
{
#pragma warning disable 618
Overlapped ov = new Overlapped();
var helper = new AsyncHelper();
IOCompletionCallback callback = MyCallback(helper);
NativeOverlapped *nativeOverlapped = ov.Pack(callback);
try
{
Assert.True(nativeOverlapped != null);
Assert.True(ThreadPool.UnsafeQueueNativeOverlapped(nativeOverlapped));
Assert.True(helper.Wait());
}
finally
{
Overlapped.Free(nativeOverlapped);
}
#pragma warning restore 618
}
public static async Task <bool> IsRemoteReachable(string host, int port = 80, int msTimeout = 2000)
{
await AsyncHelper.Wait();
if (string.IsNullOrEmpty(host))
{
throw new ArgumentNullException(nameof(host));
}
host = host.Replace("http://www.", string.Empty)
.Replace("http://", string.Empty)
.Replace("https://www.", string.Empty)
.Replace("https://", string.Empty)
.TrimEnd('/');
return(await Task.Run(() =>
{
try
{
var clientDone = new ManualResetEvent(false);
var reachable = false;
var hostEntry = new DnsEndPoint(host, port);
using (var socket = new Socket(SocketType.Stream, ProtocolType.Tcp))
{
var socketEventArg = new SocketAsyncEventArgs {
RemoteEndPoint = hostEntry
};
socketEventArg.Completed += (s, e) =>
{
reachable = e.SocketError == SocketError.Success;
clientDone.Set();
};
clientDone.Reset();
bool socketWasAbleToConnect = false;
// we need to do this with the timout also here because when you are connected
// to a wifi which has no internet connection this line run in a endless timeout
Task.Run(() =>
{
socket.ConnectAsync(socketEventArg);
socketWasAbleToConnect = true;
}).Wait(msTimeout);
if (socketWasAbleToConnect)
{
clientDone.WaitOne(msTimeout);
}
return reachable;
}
}
catch (Exception)
{
return false;
}
}));
}
public static async Task <bool> HasInternet(string host = "google.com", int msTimeout = 5000)
{
await AsyncHelper.Wait();
return(await IsRemoteReachable(host, 80, msTimeout));
}
