private void SetUpdateValue(bool enable)
{
var success = _gatt.SetCharacteristicNotification(_nativeCharacteristic, enable);
if (!success)
{
NotificationStateChanged?.Invoke(this, new CharacteristicNotificationStateEventArgs(this, false));
}
if (_nativeCharacteristic.Descriptors.Count > 0)
{
const string descriptorId = "00002902-0000-1000-8000-00805f9b34fb";
var value = enable ? BluetoothGattDescriptor.EnableNotificationValue : BluetoothGattDescriptor.DisableNotificationValue;
var descriptor = _nativeCharacteristic.Descriptors.FirstOrDefault(x => x.Uuid.ToString() == descriptorId);
if (descriptor != null && !descriptor.SetValue(value.ToArray()))
{
throw new Exception("Unable to set the notification value on the descriptor");
}
var dSuccess = _gatt.WriteDescriptor(descriptor);
if (!dSuccess)
{
//NotificationStateChanged?.Invoke(this, new CharacteristicNotificationStateEventArgs(this, false));
}
}
_isUpdating = enable;
}
private void OnDescriptorWriteComplete(object sender, DescriptorWriteEventArgs descriptorWriteEventArgs)
{
if (descriptorWriteEventArgs.CharacteristicId == this.Id)
{
const string descriptorId = "00002902-0000-1000-8000-00805f9b34fb";
if (descriptorWriteEventArgs.DescriptorId.ToString() == descriptorId)
{
NotificationStateChanged?.Invoke(this, new CharacteristicNotificationStateEventArgs(this, true));
}
DescriptorWriteComplete?.Invoke(this, descriptorWriteEventArgs);
}
}
private void PeripheralOnUpdatedNotificationState(object sender, CBCharacteristicEventArgs cbCharacteristicEventArgs)
{
NotificationStateChanged?.Invoke(this, new CharacteristicNotificationStateEventArgs(this, cbCharacteristicEventArgs.Error == null));
}
