using System;
using ShareeBike.MultilingualResources;
using ShareeBike.ViewModel.Bikes.Bike;

namespace ShareeBike.ViewModel
{
	public class BikeAtStationInUseStateInfoProvider : IInUseStateInfoProvider
	{
		/// <summary> Gets reserved into display text. </summary>
		/// <todo>Log unexpected states.</todo>
		/// <returns>Display text</returns>
		public string GetReservedInfo(
			TimeSpan? remainingTime,
			string station = null,
			string code = null)
		{
			if (remainingTime == null)
			{
				// Remaining time not available.
				if (string.IsNullOrEmpty(code))
				{
					// Reservation code not available
					return AppResources.StatusTextReservationExpiredMaximumReservationTime;
				}

				return string.Format(AppResources.StatusTextReservationExpiredCodeMaxReservationTime, code);
			}

			if (!string.IsNullOrEmpty(code))
			{
				return string.Format(AppResources.StatusTextReservationExpiredCodeRemaining, code, remainingTime.Value.Minutes);
			}

			return string.Format(AppResources.StatusTextReservationExpiredRemaining, remainingTime.Value.Minutes);
		}

		/// <summary> Gets booked into display text. </summary>
		/// <todo>Log unexpected states.</todo>
		/// <returns>Display text</returns>
		public string GetBookedInfo(
			DateTime? from,
			string station = null,
			string code = null)
		{
			if (from == null)
			{
				return AppResources.StatusTextBooked;
			}

			if (!string.IsNullOrEmpty(code))
			{
				return string.Format(AppResources.StatusTextBookedCodeSince, code, from.Value.ToString(BikeViewModelBase.TIMEFORMAT));
			}

			return string.Format(AppResources.StatusTextBookedSince, from.Value.ToString(BikeViewModelBase.TIMEFORMAT));
		}
	}
}