using System;
using TINK.Model.State;
using TINK.MultilingualResources;
using TINK.ViewModel.Bikes.Bike;

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

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

            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 unexpeced states.</todo>
        /// <returns>Display text</returns>
        public string GetBookedInfo(
            DateTime? from,
            int? 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));
        }
    }
}