AncsNotifier.AncsManager.DeviceOnConnectionStatusChanged C# (CSharp) Method

        private async void DeviceOnConnectionStatusChanged(BluetoothLEDevice device, object args)
        {
            if (device.ConnectionStatus == BluetoothConnectionStatus.Connected)
            {
                //Get stuff up and running
                OnStatusChange?.Invoke("Connected");           

                if (
                    this.NotificationSourceCharacteristic.CharacteristicProperties.HasFlag(
                        GattCharacteristicProperties.Notify))
                {
                    this.NotificationSourceCharacteristic.ValueChanged += NotificationSourceCharacteristicOnValueChanged;

                    // Set the notify enable flag
                    try
                    {
                        await
                            this.NotificationSourceCharacteristic.WriteClientCharacteristicConfigurationDescriptorAsync(
                                GattClientCharacteristicConfigurationDescriptorValue.Notify);
                    }
                    catch (Exception ex)
                    {

                    }
                }

                this.DataSourceCharacteristic.ValueChanged += DataSourceCharacteristicOnValueChanged;
                await
                    this.DataSourceCharacteristic.WriteClientCharacteristicConfigurationDescriptorAsync(
                        GattClientCharacteristicConfigurationDescriptorValue.Notify);
            }

            if (device.ConnectionStatus == BluetoothConnectionStatus.Disconnected)
            {
                //Stop doing stuff
                this.DataSourceCharacteristic.ValueChanged -= DataSourceCharacteristicOnValueChanged;
                this.NotificationSourceCharacteristic.ValueChanged -= NotificationSourceCharacteristicOnValueChanged;

                OnStatusChange?.Invoke("Disconnected");
            }
        }