public BlueteraManager()
{
var status = NativeSdkWrapper.Initialize();
if (status != NativeSdkWrapper.StatusCode.Success)
{
throw new BlueteraException("Native SDK initialization failed");
}
NativeSdkWrapper.SetOnDeviceDiscovered(_onDeviceDiscoveredDelegate);
NativeSdkWrapper.SetOnDeviceConnected(_onDeviceConnectedDelegate);
NativeSdkWrapper.SetOnDeviceDisconnected(_onDeviceDisconnectedDelegate);
NativeSdkWrapper.SetOnUartTx(_onUartTx);
}
public async Task <IBlueteraDevice> Connect(ulong addr, bool autopair = false)
{
// ignore duplicate requests
TaskCompletionSource <BlueteraDevice> tcs = new TaskCompletionSource <BlueteraDevice>();
if (!_connectTcs.TryAdd(addr, tcs))
{
return(null);
}
// send command
NativeSdkWrapper.Connect(addr);
// _connectedTcs will fire when _onDeviceConnectedDelegate() is called
return(await tcs.Task.ContinueWith(t => (IBlueteraDevice)t.Result));
}
public Task <bool> SendMessage(UplinkMessage msg)
{
var stream = new MemoryStream();
msg.WriteDelimitedTo(stream);
if (stream.Position > 0)
{
byte[] buf = stream.ToArray();
return(Task.Factory.StartNew(() =>
{
NativeSdkWrapper.StatusCode status = NativeSdkWrapper.Write(Address, buf, (ushort)buf.Length);
return (status == NativeSdkWrapper.StatusCode.Success);
}));
}
else
{
throw new ArgumentException("Invalid UplinkMessage");
}
}
public void StopScan()
{
NativeSdkWrapper.StopScan();
}
public void Disconnect()
{
NativeSdkWrapper.Disconnect(Address);
}
