public void Init(out SAMNetworkConnection.ErrorType error)
{
if (_client == null)
{
error = SAMNetworkConnection.ErrorType.BluetoothAdapterNotFound; return;
}
_client.StartAdapter();
_lastState = _client.State;
_currentConnDevice = null;
_lastScanDevices.Clear();
Events.Clear();
_isScanning = false;
_scanStartTime = MonoSAMGame.CurrentTime.TotalElapsedSeconds;
if (_client.State == BluetoothAdapterState.AdapterNotFound)
{
error = SAMNetworkConnection.ErrorType.BluetoothAdapterNotFound;
}
else if (_client.State == BluetoothAdapterState.AdapterNotFound)
{
error = SAMNetworkConnection.ErrorType.BluetoothAdapterNoPermission;
}
else if (_client.State == BluetoothAdapterState.Error)
{
error = SAMNetworkConnection.ErrorType.NetworkMediumInternalError;
}
else
{
error = SAMNetworkConnection.ErrorType.None;
}
}
public void Update(out SAMNetworkConnection.ErrorType error)
{
var xlastState = _lastState;
_lastState = _client.State;
_client.Update();
if (_client.State == BluetoothAdapterState.AdapterNotFound)
{
error = SAMNetworkConnection.ErrorType.BluetoothAdapterNotFound;
return;
}
if (_client.State == BluetoothAdapterState.PermissionNotGranted)
{
error = SAMNetworkConnection.ErrorType.BluetoothAdapterNoPermission;
return;
}
if (_client.State == BluetoothAdapterState.Error)
{
error = SAMNetworkConnection.ErrorType.NetworkMediumInternalError;
return;
}
if (_client.State == BluetoothAdapterState.NotEnabledByUser)
{
error = SAMNetworkConnection.ErrorType.BluetoothNotEnabled;
return;
}
if (_client.State == BluetoothAdapterState.ConnectionFailed)
{
if (_lastScanDevices.Any())
{
if (_currentConnDevice != null)
{
SAMLog.Warning("BNM::ConnectionFailed", $"Connection to {_currentConnDevice.Name} failed");
Events.Enqueue(new BluetoothMediumEvent(BluetoothMediumEvent.BTEvent.ConnectionFailed, _currentConnDevice.Name));
}
_currentConnDevice = _lastScanDevices.First();
_lastScanDevices.Remove(_currentConnDevice);
_isScanning = false;
SAMLog.Debug($"Try connect to {_currentConnDevice.Name} ({_currentConnDevice.Address}|{_currentConnDevice.DeviceClass}|{_currentConnDevice.Type})");
Events.Enqueue(new BluetoothMediumEvent(BluetoothMediumEvent.BTEvent.TryConnection, _currentConnDevice.Name));
_client.Connect(_currentConnDevice);
error = SAMNetworkConnection.ErrorType.None;
}
else
{
_isScanning = true;
_client.StartScan();
_scanStartTime = MonoSAMGame.CurrentTime.TotalElapsedSeconds;
error = SAMNetworkConnection.ErrorType.None;
}
return;
}
if (_client.State == BluetoothAdapterState.ConnectionLost)
{
error = SAMNetworkConnection.ErrorType.P2PConnectionLost;
return;
}
if (_client.State == BluetoothAdapterState.Active)
{
if (_isScanning)
{
_lastScanDevices = _client.FoundDevices;
SAMLog.Debug($"Scanning finished {_lastScanDevices.Count} devices found");
if (_lastScanDevices.Any())
{
foreach (var dd in _lastScanDevices)
{
SAMLog.Debug($"Device found: {dd.Name} ({dd.Address}|{dd.DeviceClass}|{dd.Type})");
}
_currentConnDevice = _lastScanDevices.First();
_lastScanDevices.Remove(_currentConnDevice);
SAMLog.Debug($"Try connect to {_currentConnDevice.Name} ({_currentConnDevice.Address}|{_currentConnDevice.DeviceClass}|{_currentConnDevice.Type})");
_isScanning = false;
_client.Connect(_currentConnDevice);
}
else
{
_isScanning = true;
_client.StartScan();
_scanStartTime = MonoSAMGame.CurrentTime.TotalElapsedSeconds;
}
}
}
if (_client.State == BluetoothAdapterState.Scanning)
{
if (_isScanning && !_client.IsDiscovering && MonoSAMGame.CurrentTime.TotalElapsedSeconds - _scanStartTime > 30)
{
error = SAMNetworkConnection.ErrorType.None;
SAMLog.Warning("BNM::ForceScanCancel", "Cancel scan by force");
_client.CancelScan();
return;
}
}
if (_client.State == BluetoothAdapterState.Listen)
{
error = SAMNetworkConnection.ErrorType.None;
if (!_client.IsDiscoverable)
{
_client.ContinueWaiting();
}
return;
}
if (_client.State == BluetoothAdapterState.Connected)
{
if (xlastState == BluetoothAdapterState.Connecting && _currentConnDevice != null)
{
Events.Enqueue(new BluetoothMediumEvent(BluetoothMediumEvent.BTEvent.ConnectionSucceeded, _currentConnDevice.Name));
}
}
error = SAMNetworkConnection.ErrorType.None;
}
