public override void OnServicesDiscovered()

in src/Covi.Android/Features/Bluetooth/BtScanner.cs [205:257]
51 lines of code
5 McCabe index (conditional complexity)

            public override void OnServicesDiscovered(BluetoothGatt gatt, GattStatus status)
            {
                System.Threading.Tasks.Task.Run(() =>
                {
                    base.OnServicesDiscovered(gatt, status);
                    if (gatt != null)
                    {
                        try
                        {
                            var serviceUuid = ParcelUuid.FromString(_tracingInformation.ServiceId);
                            BluetoothGattService service = gatt.GetService(serviceUuid.Uuid);

                            if (service != null)
                            {
                                _deviceManager.HandleDeviceCommunicationDiscoveredService(_descriptor, (d) =>
                                {
                                    var characteristicUuid = ParcelUuid.FromString(_tracingInformation.CharacteristicId);
                                    BluetoothGattCharacteristic characteristic = service.GetCharacteristic(characteristicUuid.Uuid);

                                    if (characteristic != null)
                                    {
                                        _deviceManager.HandleDeviceCommunicationDiscoveredCharacteristic(_descriptor, (d) =>
                                        {
                                            gatt.ReadCharacteristic(characteristic);
                                        });
                                    }
                                    else
                                    {
                                        _deviceManager.HandleIncorrectDevice(_descriptor, (d) =>
                                     {
                                         gatt.Disconnect();
                                     });
                                    }
                                });
                            }
                            else
                            {
                                _deviceManager.HandleIncorrectDevice(_descriptor, (d) =>
                                {
                                    gatt.Disconnect();
                                });
                            }
                        }
                        catch (Exception ex)
                        {
                            _deviceManager.HandleDeviceCommunicationDiscoveryServiceError(_descriptor, ex.Message, (d) =>
                            {
                                gatt.Disconnect();
                            });
                        }
                    }
                }).FireAndForget();
            }