using System;
using System.Threading.Tasks;
using Serilog;
using ShareeBike.Model.Bikes.BikeInfoNS.CopriLock;
using ShareeBike.Model.Connector;
using ShareeBike.Model.Device;
using ShareeBike.Model.User;
using ShareeBike.MultilingualResources;
using ShareeBike.Repository.Exception;
using ShareeBike.View;
namespace ShareeBike.ViewModel.Bikes.Bike.CopriLock.RequestHandler
{
	using IRequestHandler = BluetoothLock.IRequestHandler;

	public class FeedbackPending : Base, IRequestHandler
	{
		/// <param name="smartDevice">Provides info about the smart device (phone, tablet, ...)</param>
		/// <param name="bikesViewModel">View model to be used for progress report and unlocking/ locking view.</param>
		public FeedbackPending(
		   IBikeInfoMutable selectedBike,
		   Func<bool> isConnectedDelegate,
		   Func<bool, IConnector> connectorFactory,
		   Func<IPollingUpdateTaskManager> viewUpdateManager,
		   ISmartDevice smartDevice,
		   IViewService viewService,
		   IBikesViewModel bikesViewModel,
		   IUser activeUser) : base(
			   selectedBike,
			   nameof(FeedbackPending),
			   false, // No other action but give feedback allowed.
			   isConnectedDelegate,
			   connectorFactory,
			   viewUpdateManager,
			   smartDevice,
			   viewService,
			   bikesViewModel,
			   activeUser)
		{
			LockitButtonText = AppResources.ActionGiveFeedback;
			IsLockitButtonVisible = true; // Show button to enable opening lock in case user took a pause and does not want to return the bike.
		}

		/// <summary> Return bike. </summary>
		public async Task<IRequestHandler> HandleRequestOption1() => await UnsupportedRequest();

		/// <summary> Open bike and update COPRI lock state. </summary>
		public async Task<IRequestHandler> HandleRequestOption2() => await GiveFeedback();

		/// <summary> Request is not supported, button should be disabled. </summary>
		/// <returns></returns>
		public async Task<IRequestHandler> UnsupportedRequest()
		{
			Log.ForContext<BookedClosed>().Error("Click of unsupported button click detected.");
			return await Task.FromResult<IRequestHandler>(this);
		}

		/// <summary> Open bike and update COPRI lock state. </summary>
		public async Task<IRequestHandler> GiveFeedback()
		{
			BikesViewModel.IsIdle = false;
			BikesViewModel.ActionText = AppResources.ActivityTextOneMomentPlease;
			await ViewUpdateManager().StopAsync();

			// Do get Feedback
			var battery = SelectedBike.Drive?.Battery;
			var feedback = await ViewService.DisplayUserFeedbackPopup(
				battery);

			if (battery != null
				&& feedback.CurrentChargeBars != null)
			{
				SelectedBike.Drive.Battery.CurrentChargeBars = feedback.CurrentChargeBars;
			}

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

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

				await ViewService.DisplayAlert(
					AppResources.ErrorSubmitFeedbackTitle,
					AppResources.ErrorNoWeb,
					AppResources.MessageAnswerOk);

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

			// Feedback was given successfully.
			// Set state from FeedbackPending to Available.
			SelectedBike.State.Load(Model.State.InUseStateEnum.Disposable);

			if (SelectedBike?.BookingFinishedModel?.MiniSurvey?.Questions?.Count > 0)
			{
				// No need to restart polling again because different page is shown.
				await ViewService.PushModalAsync(ViewTypes.MiniSurvey);
			}

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