public override Task StopAsync(CancellationToken stoppingToken)
{
Logger.LogInformation("Cancellation Received. Terminating app.");
PinListener.Dispose();
Snapshot.Dispose();
return(Task.CompletedTask);
}
private void IncObserverCount()
{
FObserverCount++;
if (FPinListener == null)
{
FPinListener = new PinListener(this);
}
}
private void DecObserverCount()
{
FObserverCount--;
if (FObserverCount == 0)
{
FPinListener.Dispose();
FPinListener = null;
}
}
protected override void DisposeManaged()
{
if (FPinListener != null)
{
FPinListener.Dispose();
FPinListener = null;
}
base.DisposeManaged();
}
private void PinChanging(object sender, TextChangedEventArgs e)
{
int length = string.Concat(e.Text).Length;
for (int i = 0; i < DigitCount; i++)
{
DigitView digit = (DigitView)_mainLayout.GetChildAt(i);
if (length > i)
{
digit.Text = MASK;
}
else
{
digit.Text = string.Empty;
}
if (_pinInputField.HasFocus || _pinInputField.HasWindowFocus)
{
if (i == length)
{
digit.Selected = true;
CenterSelectedDigit();
}
else
{
digit.Selected = false;
}
}
}
if (length == DigitCount)
{
// Finished
var handler = PinCompleted;
handler?.Invoke(this, new PinCompletedEventArgs(_pinInputField.Text));
PinListener?.PinEntered(_pinInputField.Text);
_pinInputField.ClearFocus();
HideKeyboard();
}
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
Logger.LogInformation($"Listening on pin {PinListener.Pin}");
PinListener.RegisterISRCallback(() => Counter.CurrentCount++);
// subscribe to counter pulse snapshot event
Snapshot.PulseSnapshot += async(s, e) =>
{
using (var scope = Services.CreateScope())
using (var pulseTransfer = scope.ServiceProvider
.GetRequiredService <ILocalRepository <PulseDTO> >())
{
await pulseTransfer.SaveDataAsync(e.PulseData, stoppingToken);
}
};
while (!stoppingToken.IsCancellationRequested)
{
await Task.Delay(Timeout.Infinite, stoppingToken);
}
}
