private static Intent PairDevice(NFCDevice nfcDevice, Intent intent)
{
BluetoothDevice device = _BluetoothAdapter.GetRemoteDevice(nfcDevice.MacAddress);
if (device != null)
{
OnDevicePaired(device, device.CreateBond(), intent, EventArgs.Empty);
}
else
{
intent.PutExtra("ErrorMessage", "Failed to communicate with device");
}
return(intent);
}
private static Intent ProcessNfcScan(Intent intent)
{
IParcelable[] scannedTags = intent.GetParcelableArrayExtra(NfcAdapter.ExtraNdefMessages);
if (scannedTags != null && scannedTags.Length > 0)
{
try
{
NdefMessage msg = (NdefMessage)scannedTags[0];
byte[] payloadBytes = msg.GetRecords()[0].GetPayload();
String payload = String.Empty;
foreach (byte b in payloadBytes)
{
payload += Convert.ToChar(b);
}
NFCDevice nfcDevice = new NFCDevice
{
FriendlyName = GetDeviceFriendlyName(payload),
MacAddress = GetDeviceMacAddress(payloadBytes),
};
bool alreadyPaired = false;
for (int i = 0; i < _deviceList.Count; i++)
{
if ((_deviceList[i].Name == nfcDevice.FriendlyName) && (_deviceList[i].Address == nfcDevice.MacAddress))
{
alreadyPaired = true;
break;
}
}
if (!alreadyPaired)
{
intent = PairDevice(nfcDevice, intent);
}
else
{
intent.PutExtra("ErrorMessage", "Device Already Paired");
}
}
catch (Exception ex)
{
}
intent.RemoveExtra(NfcAdapter.ExtraNdefMessages);
}
return(intent);
}
