public async Task <IAxLE> ConnectToKnownDevice(string serial, bool timeout = true)
{
var delayTask = Task.Delay(1000);
var ct = new CancellationTokenSource();
var device = _devices[serial];
var conntectTask = _ble.ConnectToKnownDevice(device.Id, ct.Token);
IDevice bleDevice;
if (timeout)
{
Task result;
try
{
result = await Task.WhenAny(conntectTask, delayTask);
}
catch (Exception e)
{
throw new ConnectException(e);
}
if (result == delayTask)
{
ct.Cancel();
throw new DeviceNotInRangeException();
}
bleDevice = (IDevice)result;
}
else
{
try
{
bleDevice = await conntectTask;
}
catch (Exception e)
{
throw new ConnectException(e);
}
}
return(await CreateAxLE(bleDevice, serial));
}