using System;
using System.Threading.Tasks;
using TINK.Model.Connector;
using TINK.Model.Bike.BluetoothLock;
using TINK.Model.State;
using TINK.View;
using TINK.Services.Geolocation;
using TINK.Services.BluetoothLock;
using Serilog;
using TINK.Repository.Exception;
using TINK.Services.BluetoothLock.Exception;
using Xamarin.Essentials;
using TINK.MultilingualResources;
using TINK.Model.Bikes.Bike.BluetoothLock;
using TINK.Model.User;
using TINK.Repository.Request;
using TINK.Model.Device;
using System.Collections.Generic;
using System.Threading;
using TINK.Model;

namespace TINK.ViewModel.Bikes.Bike.BluetoothLock.RequestHandler
{
    public class BookedOpen : Base, IRequestHandler
    {
        /// <param name="bikesViewModel">View model to be used for progress report and unlocking/ locking view.</param>
        public BookedOpen(
           IBikeInfoMutable selectedBike,
           Func<bool> isConnectedDelegate,
           Func<bool, IConnector> connectorFactory,
           IGeolocation geolocation,
           ILocksService lockService,
           Func<IPollingUpdateTaskManager> viewUpdateManager,
           ISmartDevice smartDevice,
           IViewService viewService,
           IBikesViewModel bikesViewModel,
           IUser activeUser) : base(
               selectedBike, 
               AppResources.ActionCloseAndReturn,  // Copri button text: "Schloss schließen & Miete beenden"
               true, // Show button to allow user to return bike.
               isConnectedDelegate, 
               connectorFactory,
               geolocation,
               lockService,
               viewUpdateManager,
               smartDevice,
               viewService,
               bikesViewModel,
               activeUser)
        {
            LockitButtonText = AppResources.ActionClose; // BT button text "Schließen".
            IsLockitButtonVisible = true; // Show button to allow user to lock bike.
        }

        /// <summary> Gets the bike state. </summary>
        public override InUseStateEnum State => InUseStateEnum.Disposable;

        /// <summary> Close lock and return bike.</summary>
        public async Task<IRequestHandler> HandleRequestOption1() => await CloseLockAndReturnBike();

        /// <summary> Close lock in order to pause ride and update COPRI lock state.</summary>
        public async Task<IRequestHandler> HandleRequestOption2() => await CloseLock();

        /// <summary> Close lock and return bike.</summary>
        public async Task<IRequestHandler> CloseLockAndReturnBike()
        {
            // Prevent concurrent interaction
            BikesViewModel.IsIdle = false;

            // Start getting geolocation.
            BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationStart;
            var ctsLocation = new CancellationTokenSource();
            Task<Location> currentLocationTask = null;
            var timeStamp = DateTime.Now;
            try
            {
                currentLocationTask = Geolocation.GetAsync(ctsLocation.Token, timeStamp);
            }
            catch (Exception ex)
            {
                // No location information available.
                Log.ForContext<BookedOpen>().Information("Returning bike {Bike} is not possible. Start query location failed. {Exception}", SelectedBike, ex);

                BikesViewModel.ActionText = string.Empty;
                await ViewService.DisplayAlert(
                    AppResources.MessageErrorQueryLocationStartTitle,
                    $"{AppResources.MessageErrorQueryLocationMessage}\r\n{ex.Message}",
                    AppResources.MessageAnswerOk);

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically(); // Restart polling again.

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true; // Unlock GUI                
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }

            // Ask whether to really return bike?
            var l_oResult = await ViewService.DisplayAlert(
                string.Empty,
                string.Format(AppResources.QuestionCloseLockAndReturnBike, SelectedBike.GetFullDisplayName()),
                AppResources.MessageAnswerYes,
                AppResources.MessageAnswerNo);

            if (l_oResult == false)
            {
                // User aborted closing and returning bike process
                Log.ForContext<BookedOpen>().Information("User selected booked bike {l_oId} in order to close and return but action was canceled.", SelectedBike.Id);

                // Cancel getting geolocation.
                ctsLocation.Cancel();
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAny(new List<Task> { currentLocationTask ?? Task.CompletedTask });
                }
                catch (Exception ex)
                {
                    // No location information available.
                    Log.ForContext<BookedOpen>().Information("Canceling query location failed on abort returning opened bike failed. {Exception}", SelectedBike, ex);
                }

                BikesViewModel.IsIdle = true;
                return this;
            }

            // Unlock bike.
            Log.ForContext<BookedOpen>().Information("Request to return bike {bike} detected.", SelectedBike);

            // Stop polling before returning bike.
            BikesViewModel.ActionText = AppResources.ActivityTextOneMomentPlease;
            await ViewUpdateManager().StopUpdatePeridically();

            // Notify COPRI about start reaturning bike
            BikesViewModel.ActionText = AppResources.ActivityTextStartReturningBike;
            IsConnected = IsConnectedDelegate();

            try
            {
                await ConnectorFactory(IsConnected).Command.StartReturningBike(
                    SelectedBike);
            }
            catch (Exception exception)
            {
                BikesViewModel.ActionText = string.Empty;
                if (exception is WebConnectFailureException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("User selected booked bike {bike} but returing failed (Copri server not reachable).", SelectedBike);

                    await ViewService.DisplayAdvancedAlert(
                        AppResources.ErrorReturnBikeNoWebTitle,
                        string.Format("{0}\r\n{1}", AppResources.ErrorReturnBikeNoWebMessage, WebConnectFailureException.GetHintToPossibleExceptionsReasons),
                        exception.Message,
                        AppResources.MessageAnswerOk);
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("User selected booked bike {bike} but returning failed. {@l_oException}", SelectedBike.Id, exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorReturnBikeTitle, 
                        exception.Message,
                        AppResources.MessageAnswerOk);
                }

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically();

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true;
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }

            // Close lock
            BikesViewModel.ActionText = AppResources.ActivityTextClosingLock;
            try
            {
                SelectedBike.LockInfo.State =  (await LockService[SelectedBike.LockInfo.Id].CloseAsync())?.GetLockingState() ?? LockingState.UnknownDisconnected;
            }
            catch (Exception exception)
            {
                BikesViewModel.ActionText = string.Empty;

                SelectedBike.LockInfo.State = exception is StateAwareException stateAwareException
                    ? stateAwareException.State
                    : LockingState.UnknownDisconnected;

                // Signal cts to  cancel getting geolocation.
                ctsLocation.Cancel();
                Task updateLockingStateTask = Task.CompletedTask;
                try
                {
                    updateLockingStateTask = ConnectorFactory(IsConnected).Command.UpdateLockingStateAsync(
                        SelectedBike);
                }
                catch (Exception innerExceptionStartUpdateLockingState)
                {
                    // No location information available/ updating state failed.
                    Log.ForContext<BookedOpen>().Information("Start update locking state failed on lock operating error. {Exception}", SelectedBike, innerExceptionStartUpdateLockingState);
                }

                // Signal cts to  cancel getting geolocation.
                ctsLocation.Cancel();

                if (exception is OutOfReachException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. Lock is out of reach. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockOutOfReachMessage,
                        AppResources.MessageAnswerOk);
                }
                else if (exception is CounldntCloseMovingException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. Lock is out of reach. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockMovingMessage,
                        AppResources.MessageAnswerOk);
                }
                else if (exception is CouldntCloseBoldBlockedException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. Lock is out of reach. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockBoldBlockedMessage,
                        AppResources.MessageAnswerOk);
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("Lock can not be closed. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        exception.Message,
                        AppResources.MessageAnswerOk);
                }

                // Wait until cancel getting geolocation has completed.
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAll(new List<Task> { currentLocationTask ?? Task.CompletedTask, updateLockingStateTask });
                }
                catch (Exception innerExWhenAll)
                {
                    // No location information available/ updating state failed.
                    Log.ForContext<BookedOpen>().Information("Canceling query location/ updating lock state failed on closing lock error. {Exception}", SelectedBike, innerExWhenAll);
                }

                // Wait until cancel getting geolocation has completed.
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAny(new List<Task> { currentLocationTask ?? Task.CompletedTask });
                }
                catch (Exception ex)
                {
                    // No location information available.
                    Log.ForContext<BookedOpen>().Information("Canceling query location failed on closing lock error. {Exception}", SelectedBike, ex);
                }

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically(); // Restart polling again.

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true; // Unlock GUI                
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }
            
            if (SelectedBike.LockInfo.State != LockingState.Closed)
            {
                Log.ForContext<BookedOpen>().Error($"Lock can not be closed. Invalid locking state state {SelectedBike.LockInfo.State} detected.");
                
                // Signal cts to  cancel getting geolocation.
                ctsLocation.Cancel();

                BikesViewModel.ActionText = string.Empty;


                // Signal cts to  cancel getting geolocation.
                ctsLocation.Cancel();
                Task updateLockingStateTask = Task.CompletedTask;
                try
                {
                    updateLockingStateTask = ConnectorFactory(IsConnected).Command.UpdateLockingStateAsync(
                        SelectedBike);
                }
                catch (Exception innerExceptionStartUpdateLockingState)
                {
                    // No location information available/ updating state failed.
                    Log.ForContext<BookedOpen>().Information("Start update locking state failed on unexpected state. {Exception}", SelectedBike, innerExceptionStartUpdateLockingState);
                }

                await ViewService.DisplayAlert(
                    AppResources.ErrorCloseLockTitle,
                    SelectedBike.LockInfo.State == LockingState.Open 
                        ? AppResources.ErrorCloseLockStillOpenMessage
                        : string.Format(AppResources.ErrorCloseLockUnexpectedStateMessage, SelectedBike.LockInfo.State),
                    AppResources.MessageAnswerOk);

                // Wait until cancel getting geolocation has completed.
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAll(new List<Task> { currentLocationTask ?? Task.CompletedTask, updateLockingStateTask});
                }
                catch (Exception innerExWhenAll)
                {
                    // No location information available.
                    Log.ForContext<BookedOpen>().Information("Canceling query location/ updating lock state failed failed on unexpected lock state failed. {Exception}", SelectedBike, innerExWhenAll);
                }

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically(); // Restart polling again.

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true; // Unlock GUI                
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }

            BikesViewModel.ActionText = AppResources.ActivityTextQueryLocation;
            Location currentLocation = null;
            try
            {
                var task = await Task.WhenAny(new List<Task> { currentLocationTask });
                currentLocation = currentLocationTask.Result;
            }
            catch (Exception ex)
            {
                // No location information available.
                Log.ForContext<BookedOpen>().Information("Returning bike {Bike} is not possible. Query location failed. {Exception}", SelectedBike, ex);

                BikesViewModel.ActionText = string.Empty;
                await ViewService.DisplayAdvancedAlert(
                    AppResources.MessageErrorQueryLocationTitle,
                    AppResources.MessageErrorQueryLocationMessage,
                    ex.GetErrorMessage(),
                    AppResources.MessageAnswerOk);

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically(); // Restart polling again.

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true; // Unlock GUI                
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }

            // Lock list to avoid multiple taps while copri action is pending.
            BikesViewModel.ActionText = AppResources.ActivityTextReturningBike;

            IsConnected = IsConnectedDelegate();

            var feedBackUri = SelectedBike?.OperatorUri;
            BookingFinishedModel bookingFinished;
            try
            {
                bookingFinished = await ConnectorFactory(IsConnected).Command.DoReturn(
                    SelectedBike,
                    currentLocation != null 
                        ? new LocationDto.Builder
                            {
                                Latitude = currentLocation.Latitude,
                                Longitude = currentLocation.Longitude,
                                Accuracy = currentLocation.Accuracy ?? double.NaN,
                                Age = timeStamp.Subtract(currentLocation.Timestamp.DateTime),
                            }.Build()
                        : null,
                    SmartDevice);
                // If canceling bike succedes remove bike because it is not ready to be booked again
                IsRemoveBikeRequired = true;
            }
            catch (Exception exception)
            {
                BikesViewModel.ActionText = string.Empty;
                if (exception is WebConnectFailureException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("User selected booked bike {bike} but returing failed (Copri server not reachable).", SelectedBike);

                    await ViewService.DisplayAdvancedAlert(
                        AppResources.ErrorReturnBikeNoWebTitle,
                        string.Format("{0}\r\n{1}", AppResources.ErrorReturnBikeNoWebMessage, WebConnectFailureException.GetHintToPossibleExceptionsReasons),
                        exception.Message,
                        AppResources.MessageAnswerOk);
                }
                else if (exception is NotAtStationException notAtStationException)
                {
                    // COPRI returned an error.
                    Log.ForContext<BookedOpen>().Information("User selected booked bike {bike} but returing failed. COPRI returned an error.", SelectedBike);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorReturnBikeTitle,
                        string.Format(AppResources.ErrorReturnBikeNotAtStationMessage, notAtStationException.StationNr, notAtStationException.Distance),
                        AppResources.MessageAnswerOk);
                }
                else if (exception is NoGPSDataException)
                {
                    // COPRI returned an error.
                    Log.ForContext<BookedOpen>().Information("User selected booked bike {bike} but returing failed. COPRI returned an no GPS- data error.", SelectedBike);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorReturnBikeTitle,
                        string.Format(AppResources.ErrorReturnBikeLockOpenNoGPSMessage),
                        AppResources.MessageAnswerOk);
                }
                else if (exception is ResponseException copriException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("User selected booked bike {bike} but returing failed. COPRI returned an error.", SelectedBike);

                    await ViewService.DisplayAdvancedAlert(
                        "Statusfehler beim Zurückgeben des Rads!",
                        copriException.Message,
                        copriException.Response,
                        AppResources.MessageAnswerOk);
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("User selected booked bike {bike} but returning failed. {@l_oException}", SelectedBike.Id, exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorReturnBikeTitle, 
                        exception.Message, 
                        AppResources.MessageAnswerOk);
                }

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically();

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true;
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }
  
            Log.ForContext<BookedOpen>().Information("User returned bike {bike} successfully.", SelectedBike);

            // Disconnect lock.
            BikesViewModel.ActionText = AppResources.ActivityTextDisconnectingLock;
            try
            {
                SelectedBike.LockInfo.State =  await LockService.DisconnectAsync(SelectedBike.LockInfo.Id, SelectedBike.LockInfo.Guid);
            }
            catch (Exception exception)
            {
                Log.ForContext<BookedOpen>().Error("Lock can not be disconnected. {Exception}", exception);

                BikesViewModel.ActionText = AppResources.ActivityTextErrorDisconnect;
            }

#if !USERFEEDBACKDLG_OFF
            // Do get Feedback
            var feedback = await ViewService.DisplayUserFeedbackPopup(bookingFinished?.Co2Saving);

            try
            {
                await ConnectorFactory(IsConnected).Command.DoSubmitFeedback(
                     new UserFeedbackDto { BikeId = SelectedBike.Id, IsBikeBroken = feedback.IsBikeBroken, Message = feedback.Message },
                    feedBackUri);
            }
            catch (Exception exception)
            {
                BikesViewModel.ActionText = string.Empty;

                if (exception is ResponseException copriException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("Submitting feedback for bike {bike} failed. COPRI returned an error.", SelectedBike);
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("Submitting feedback for bike {bike} failed. {@l_oException}", SelectedBike.Id, exception);
                }

                await ViewService.DisplayAlert(
                    AppResources.ErrorReturnSubmitFeedbackTitle,
                    AppResources.ErrorReturnSubmitFeedbackMessage,
                    AppResources.MessageAnswerOk);

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically();

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true;
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }
#endif

            if (bookingFinished != null && bookingFinished.MiniSurvey.Questions.Count > 0)
            {
                await ViewService.PushModalAsync(ViewTypes.MiniSurvey);
            }

            BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
            await ViewUpdateManager().StartUpdateAyncPeridically();
            BikesViewModel.ActionText = string.Empty;
            BikesViewModel.IsIdle = true;
            return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
        }

        /// <summary> Close lock in order to pause ride and update COPRI lock state.</summary>
        public async Task<IRequestHandler> CloseLock()
        {
            // Unlock bike.
            BikesViewModel.IsIdle = false;
            Log.ForContext<BookedOpen>().Information("User request to lock bike {bike} in order to pause ride.", SelectedBike);

            // Start getting geolocation.
            BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationStart;
            var ctsLocation = new CancellationTokenSource();
            Task<Location> currentLocationTask = null;
            var timeStamp = DateTime.Now;
            try
            {
                currentLocationTask = Geolocation.GetAsync(ctsLocation.Token, timeStamp);
            }
            catch (Exception ex)
            {
                // No location information available.
                Log.ForContext<BookedOpen>().Information("Closing lock of bike {Bike} is not possible. Starting query location failed. {Exception}", SelectedBike, ex);

                BikesViewModel.ActionText = AppResources.ActivityTextErrorQueryLocationQuery;
            }

            // Stop polling before returning bike.
            BikesViewModel.ActionText = AppResources.ActivityTextOneMomentPlease;
            await ViewUpdateManager().StopUpdatePeridically();

            // Close lock
            BikesViewModel.ActionText = AppResources.ActivityTextClosingLock;
            try
            {
                SelectedBike.LockInfo.State = (await LockService[SelectedBike.LockInfo.Id].CloseAsync())?.GetLockingState() ?? LockingState.UnknownDisconnected;
            }
            catch (Exception exception)
            {
                BikesViewModel.ActionText = string.Empty;

                // Signal cts to  cancel getting geolocation.
                ctsLocation.Cancel();

                if (exception is OutOfReachException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. {Exception}", exception);
                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockOutOfReachMessage,
                        AppResources.MessageAnswerOk);
                }
                else if (exception is CounldntCloseMovingException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. Lock is out of reach. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockMovingMessage,
                        AppResources.MessageAnswerOk);
                }
                else if (exception is CouldntCloseBoldBlockedException)
                {
                    Log.ForContext<BookedOpen>().Debug("Lock can not be closed. Lock is out of reach. {Exception}", exception);

                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        AppResources.ErrorCloseLockBoldBlockedMessage,
                        AppResources.MessageAnswerOk);
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("Lock can not be closed. {Exception}", exception);
                    await ViewService.DisplayAlert(
                        AppResources.ErrorCloseLockTitle,
                        exception.Message,
                        AppResources.MessageAnswerOk);
                }

                SelectedBike.LockInfo.State = exception is StateAwareException stateAwareException
                    ? stateAwareException.State
                    : LockingState.UnknownDisconnected;

                // Wait until cancel getting geolocation has completed.
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAny(new List<Task> { currentLocationTask ?? Task.CompletedTask });
                }
                catch (Exception ex)
                {
                    // No location information available.
                    Log.ForContext<BookedOpen>().Information("Canceling query location failed on closing lock error. {Exception}", SelectedBike, ex);
                }

                // Wait until cancel getting geolocation has completed.
                BikesViewModel.ActionText = AppResources.ActivityTextQueryLocationCancelWait;
                try
                {
                    await Task.WhenAny(new List<Task> { currentLocationTask ?? Task.CompletedTask });
                }
                catch (Exception ex)
                {
                    // No location information available.
                    Log.ForContext<BookedOpen>().Information("Canceling query location failed on closing lock error. {Exception}", SelectedBike, ex);
                }

                BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
                await ViewUpdateManager().StartUpdateAyncPeridically();

                BikesViewModel.ActionText = string.Empty;
                BikesViewModel.IsIdle = true;
                return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
            }

            // Get geoposition.
            BikesViewModel.ActionText = AppResources.ActivityTextQueryLocation;
            Location currentLocation = null;
            try
            {
                await Task.WhenAny(new List<Task> { currentLocationTask });
                currentLocation = currentLocationTask.Result;
            }
            catch (Exception ex)
            {
                // No location information available.
                Log.ForContext<BookedOpen>().Information("Getting geolocation when closing lock of bike {Bike} failed. {Exception}", SelectedBike, ex);

                BikesViewModel.ActionText = AppResources.ActivityTextErrorQueryLocationWhenAny;
            }

            // Lock list to avoid multiple taps while copri action is pending.
            BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdatingLockingState;

            IsConnected = IsConnectedDelegate();

            try
            {
                await ConnectorFactory(IsConnected).Command.UpdateLockingStateAsync(
                    SelectedBike,
                    currentLocation != null
                        ? new LocationDto.Builder
                            {
                                Latitude = currentLocation.Latitude,
                                Longitude = currentLocation.Longitude,
                                Accuracy = currentLocation.Accuracy ?? double.NaN,
                                Age = timeStamp.Subtract(currentLocation.Timestamp.DateTime),
                            }.Build()
                        : null);
            }
            catch (Exception exception)
            {
                if (exception is WebConnectFailureException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("User locked bike {bike} in order to pause ride but updating failed (Copri server not reachable).", SelectedBike);

                    BikesViewModel.ActionText = AppResources.ActivityTextErrorNoWebUpdateingLockstate;
                }
                else if (exception is ResponseException copriException)
                {
                    // Copri server is not reachable.
                    Log.ForContext<BookedOpen>().Information("User locked bike {bike} in order to pause ride but updating failed. Message: {Message} Details: {Details}", SelectedBike, copriException.Message, copriException.Response);

                    BikesViewModel.ActionText = AppResources.ActivityTextErrorStatusUpdateingLockstate;
                }
                else
                {
                    Log.ForContext<BookedOpen>().Error("User locked bike {bike} in order to pause ride but updating failed. {@l_oException}", SelectedBike.Id, exception);

                    BikesViewModel.ActionText = AppResources.ActivityTextErrorConnectionUpdateingLockstate;
                }
            }

            Log.ForContext<BookedOpen>().Information("User paused ride using {bike} successfully.", SelectedBike);
            BikesViewModel.ActionText = AppResources.ActivityTextStartingUpdater;
            await ViewUpdateManager().StartUpdateAyncPeridically();
            BikesViewModel.ActionText = string.Empty;
            BikesViewModel.IsIdle = true;
            return RequestHandlerFactory.Create(SelectedBike, IsConnectedDelegate, ConnectorFactory, Geolocation, LockService, ViewUpdateManager, SmartDevice, ViewService, BikesViewModel, ActiveUser);
        } 
    }
}