private async void WatcherReceived(BluetoothLEAdvertisementWatcher sender, BluetoothLEAdvertisementReceivedEventArgs args)
{
// Noticed a build warning here, WatcherReceived isn't waiting on this async operation to finish.
ExceptionLogger.Run(async() =>
{
//AssertSameThreadAndContext();
GlobalCounters.IncrementAdvertisementsSeen();
var address = args.BluetoothAddress;
if (_devices.ContainsKey(args.BluetoothAddress))
{
return;
}
var device = new Device(address,
GlobalCounters.IncrementDevicesConnected,
() =>
{
GlobalCounters.IncrementDevicesClosed();
_devices.Remove(address);
});
_devices[address] = device;
await device.Start();
});
}
private void ConnectionStatusChanged(BluetoothLEDevice sender, object args)
{
ExceptionLogger.Run(async() =>
{
if (!_devices.ContainsKey(sender.BluetoothAddress))
{
throw new Exception("\nReceived connection status change for non-created device.");
}
var connectionStatus = sender.ConnectionStatus;
if (connectionStatus == BluetoothConnectionStatus.Connected)
{
GlobalCounters.IncrementDevicesConnected();
}
else if (connectionStatus == BluetoothConnectionStatus.Disconnected)
{
GlobalCounters.IncrementDevicesClosed();
var device = _devices[sender.BluetoothAddress];
_devices.Remove(sender.BluetoothAddress);
device.Dispose();
}
else
{
throw new Exception("unrecognized bluetooth connection status: " + connectionStatus);
}
});
}