using System;
using System.Collections.Generic;
using Serilog;
using TINK.Model.Bikes.BikeInfoNS.BikeNS;
using TINK.Model.MiniSurvey;
using TINK.Model.State;
using TINK.Repository.Response;
using BikeExtension = TINK.Model.Bikes.BikeInfoNS.BikeNS.BikeExtension;
using BikeInfo = TINK.Model.Bikes.BikeInfoNS.BC.BikeInfo;

namespace TINK.Model.Connector.Updater
{
	/// <summary>
	/// Constructs bike info instances/ bike info derived instances.
	/// </summary>
	public static class BikeInfoFactory
	{
		/// <summary> Set default lock type to . </summary>
		public static LockModel DEFAULTLOCKMODEL = LockModel.Sigo;

		/// <summary> Creates a bike info object from copri response. </summary>
		/// <param name="bikeInfo">Copri response for a disposable bike. </param>
		public static BikeInfo Create(BikeInfoAvailable bikeInfo)
		{
			if (bikeInfo == null) throw new ArgumentNullException(nameof(bikeInfo));

			var lockModel = bikeInfo.GetLockModel();

			if (lockModel.HasValue
				&& lockModel.Value == LockModel.BordComputer)
			{
				// Manual lock bikes are no more supported.
				Log.Error(
					$"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. " +
					"Manual lock bikes are no more supported." +
					$"Bike number: {bikeInfo.bike}{(bikeInfo.station != null ? $"station number {bikeInfo.station}" : string.Empty)}."
					);

				return null;
			}

			switch (bikeInfo.GetState())
			{
				case InUseStateEnum.Disposable:
				case InUseStateEnum.FeedbackPending:
					break;

				default:
					Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. Unexpected state {bikeInfo.GetState()} detected.");
					return null;
			}

			if (string.IsNullOrEmpty(bikeInfo.station))
			{
				// Bike available must always have a station id because bikes can only be returned at a station.
				Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. No station info set.");
				return null;
			}

			var lockType = lockModel.HasValue
				? BikeExtension.GetLockType(lockModel.Value)
				: BikeExtension.GetLockType(DEFAULTLOCKMODEL); // Map bikes without "system"- entry in response to backend- locks.  

			try
			{
				switch (lockType)
				{
					case LockType.Backend:
						return new Bikes.BikeInfoNS.CopriLock.BikeInfo(
							  new Bike(
								  bikeInfo.bike,
								  LockModel.Sigo,
								  bikeInfo.GetWheelType(),
								  bikeInfo.GetTypeOfBike(),
								  bikeInfo.description),
							  DriveFactory.Create(bikeInfo?.bike_type),
							  bikeInfo.station,
							  new Bikes.BikeInfoNS.CopriLock.LockInfo.Builder { State = bikeInfo.GetCopriLockingState() }.Build(),
							  bikeInfo.GetState() == InUseStateEnum.FeedbackPending,
							  bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
							  bikeInfo.rental_description != null
								? RentalDescriptionFactory.Create(bikeInfo.rental_description)
								: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                              Create((TINK.Repository.Response.TariffDescription) null),
#endif
							  bikeInfo.GetIsDemo(),
							  bikeInfo.GetGroup(),
							  miniSurvey: bikeInfo.user_miniquery != null
								? new MiniSurveyModel(new Dictionary<string, IQuestionModel> {
									{ "q1", new QuestionModel()} // Add a dummy querry. Querries are not yet read from COPRI but compiled into the app.
                                })
								: new MiniSurveyModel(),
							  co2Saving: bikeInfo.co2saving);

					case LockType.Bluethooth:
						return new Bikes.BikeInfoNS.BluetoothLock.BikeInfo(
								new Bike(
									bikeInfo.bike,
									LockModel.ILockIt,
									bikeInfo.GetWheelType(),
									bikeInfo.GetTypeOfBike(),
									bikeInfo.description),
								DriveFactory.Create(bikeInfo?.bike_type),
								bikeInfo.GetBluetoothLockId(),
								bikeInfo.GetBluetoothLockGuid(),
								bikeInfo.station,
								bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
								bikeInfo.rental_description != null
									? RentalDescriptionFactory.Create(bikeInfo.rental_description)
									: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                Create((TINK.Repository.Response.TariffDescription)null),
#endif
								bikeInfo.GetIsDemo(),
								bikeInfo.GetGroup());

					default:
						throw new ArgumentException($"Unsupported lock type {lockType} detected.");
				}
			}
			catch (ArgumentException ex)
			{
				// Contructor reported invalid arguemts (missing lock id, ....).
				Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. Invalid response detected. Available bike with id {bikeInfo.bike} skipped. {ex.Message}");
				return null;
			}
		}

		/// <summary> Creates a bike info object from copri response. </summary>
		/// <param name="bikeInfo">Copri response. </param>
		/// <param name="mailAddress">Mail address of user.</param>
		/// <param name="dateTimeProvider">Date and time provider function.</param>
		public static BikeInfo Create(
			BikeInfoReservedOrBooked bikeInfo,
			string mailAddress,
			Func<DateTime> dateTimeProvider)
		{
			if (bikeInfo == null) throw new ArgumentNullException(nameof(bikeInfo));

			var lockModel = bikeInfo.GetLockModel();

			if (lockModel.HasValue
				&& lockModel.Value == LockModel.BordComputer)
			{
				// Manual lock bikes are no more supported.
				Log.Error(
					$"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. " +
					"Manual lock bikes are no more supported." +
					$"Bike number: {bikeInfo.bike}{(bikeInfo.station != null ? $", station number {bikeInfo.station}" : string.Empty)}."
					);
				return null;
			}

			var lockType = lockModel.HasValue
				? BikeExtension.GetLockType(lockModel.Value)
				: BikeExtension.GetLockType(DEFAULTLOCKMODEL); // Map bikes without "system"- entry in response to backend- locks.  

			// Check if bike is a bluetooth lock bike.
			int lockSerial = bikeInfo.GetBluetoothLockId();
			Guid lockGuid = bikeInfo.GetBluetoothLockGuid();

			switch (bikeInfo.GetState())
			{
				case InUseStateEnum.Reserved:
					try
					{
						switch (lockType)
						{
							case LockType.Bluethooth:
								return new Bikes.BikeInfoNS.BluetoothLock.BikeInfo(
									new Bike(
										bikeInfo.bike,
										LockModel.ILockIt,
										bikeInfo.GetWheelType(),
										bikeInfo.GetTypeOfBike(),
										bikeInfo.description),
									DriveFactory.Create(bikeInfo?.bike_type),
									lockSerial,
									lockGuid,
									bikeInfo.GetUserKey(),
									bikeInfo.GetAdminKey(),
									bikeInfo.GetSeed(),
									bikeInfo.GetFrom(),
									mailAddress,
									bikeInfo.station,
									bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
									bikeInfo.rental_description != null
										? RentalDescriptionFactory.Create(bikeInfo.rental_description)
										: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                    Create((TINK.Repository.Response.TariffDescription)null),
#endif
									dateTimeProvider,
									bikeInfo.GetIsDemo(),
									bikeInfo.GetGroup());

							case LockType.Backend:
								return new Bikes.BikeInfoNS.CopriLock.BikeInfo(
									new Bike(
										bikeInfo.bike,
										LockModel.Sigo,
										bikeInfo.GetWheelType(),
										bikeInfo.GetTypeOfBike(),
										bikeInfo.description),
									DriveFactory.Create(bikeInfo?.bike_type),
									bikeInfo.GetFrom(),
									mailAddress,
									bikeInfo.station,
									new Bikes.BikeInfoNS.CopriLock.LockInfo.Builder { State = bikeInfo.GetCopriLockingState() }.Build(),
									bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
									bikeInfo.rental_description != null
										? RentalDescriptionFactory.Create(bikeInfo.rental_description)
										: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                    Create((TINK.Repository.Response.TariffDescription)null),
#endif
									dateTimeProvider,
									bikeInfo.GetIsDemo(),
									bikeInfo.GetGroup());
							default:
								throw new ArgumentException($"Unsupported lock type {lockType} detected.");
						}
					}
					catch (ArgumentException ex)
					{
						// Contructor reported invalid arguemts (missing lock id, ....).
						Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoReservedOrBooked)} argument. Invalid response detected. Reserved bike with id {bikeInfo.bike} skipped. {ex.Message}");
						return null;
					}

				case InUseStateEnum.Booked:
					try
					{
						switch (lockModel)
						{
							case LockModel.ILockIt:
								return new Bikes.BikeInfoNS.BluetoothLock.BikeInfo(
									new Bike(
										bikeInfo.bike,
										LockModel.ILockIt,
										bikeInfo.GetWheelType(),
										bikeInfo.GetTypeOfBike(),
										bikeInfo.description),
									DriveFactory.Create(bikeInfo?.bike_type),
									lockSerial,
									bikeInfo.GetBluetoothLockGuid(),
									bikeInfo.GetUserKey(),
									bikeInfo.GetAdminKey(),
									bikeInfo.GetSeed(),
									bikeInfo.GetFrom(),
									mailAddress,
									bikeInfo.station,
									bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
									bikeInfo.rental_description != null
										? RentalDescriptionFactory.Create(bikeInfo.rental_description)
										: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                    Create((TINK.Repository.Response.TariffDescription)null),
#endif
									bikeInfo.GetIsDemo(),
									bikeInfo.GetGroup());

							case LockModel.BordComputer:
								return new BikeInfo(
									new Bike(
										bikeInfo.bike,
										LockModel.BordComputer,
										bikeInfo.GetWheelType(),
										bikeInfo.GetTypeOfBike(),
										bikeInfo.description),
									DriveFactory.Create(bikeInfo?.bike_type),
									bikeInfo.GetIsDemo(),
									bikeInfo.GetGroup(),
									bikeInfo.station,
									bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
									bikeInfo.rental_description != null
										? RentalDescriptionFactory.Create(bikeInfo.rental_description)
										: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                    Create((TINK.Repository.Response.TariffDescription)null),
#endif
									bikeInfo.GetFrom(),
									mailAddress,
									bikeInfo.timeCode);
							default:
								return new Bikes.BikeInfoNS.CopriLock.BikeInfo(
										new Bike(
											bikeInfo.bike,
											LockModel.Sigo,
											bikeInfo.GetWheelType(),
											bikeInfo.GetTypeOfBike(),
											bikeInfo.description),
										DriveFactory.Create(bikeInfo?.bike_type),
										bikeInfo.GetFrom(),
										mailAddress,
										bikeInfo.station,
										new Bikes.BikeInfoNS.CopriLock.LockInfo.Builder { State = bikeInfo.GetCopriLockingState() }.Build(),
										bikeInfo.GetOperatorUri(),
#if !NOTARIFFDESCRIPTION
										bikeInfo.rental_description != null
											? RentalDescriptionFactory.Create(bikeInfo.rental_description)
											: TariffDescriptionFactory.Create(bikeInfo.tariff_description),
#else
                                        Create((TINK.Repository.Response.TariffDescription)null),
#endif
										bikeInfo.GetIsDemo(),
										bikeInfo.GetGroup());
						}
					}
					catch (ArgumentException ex)
					{
						// Contructor reported invalid arguemts (missing lock id, ....).
						Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoReservedOrBooked)} argument. Invalid response detected. Booked bike with id {bikeInfo.bike} skipped. {ex.Message}");
						return null;
					}

				default:
					Log.Error($"Can not create new {nameof(BikeInfo)}-object from {nameof(BikeInfoAvailable)} argument. Unexpected state {bikeInfo.GetState()} detected.");
					return null;
			}
		}
	}
}