using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using SUISS.Core;
using SUISS.Core.Utilities;
using SUISS.Storage;

namespace SUISSEngine
{
	public sealed class Daily : Singleton<Daily>
	{
		public Daily()
		{
			this._calendar = new GregorianCalendar(GregorianCalendarTypes.USEnglish);
			this.CheckCurrentDay();
			if (SingletonMonobehaviour<TimerManager>.IsAvailable)
			{
				SingletonMonobehaviour<TimerManager>.Instance.CreateClockTimer(DateTimeKind.Local, new TimeSpan(3, 0, 0), new TimeSpan(1, 0, 0, 0), delegate()
				{
					this.CheckCurrentDay();
				});
			}
			Storage.NewGameEvent += this.OnNewGame;
		}

		//[DebuggerBrowsable(DebuggerBrowsableState.Never)]
		public event Daily.CurrentDayChangedEventHandler CurrentDayChanged;

		public Daily.Day CurrentDay
		{
			get
			{
				return this._currentDay;
			}
		}

		private void FireCurrentDayChangedEvent(Daily.Day previousDay, Daily.Day newDay)
		{
			if (this.CurrentDayChanged != null)
			{
				this.CurrentDayChanged(previousDay, newDay);
			}
		}

		private void CheckCurrentDay()
		{
			DateTime time = DateTime.Now;
			if (this._calendar.GetHour(time) < 3)
			{
				time = this._calendar.AddHours(time, -3);
			}
			Daily.Day day = new Daily.Day(this._calendar.GetYear(time), this._calendar.GetMonth(time), this._calendar.GetDayOfMonth(time));
			Daily.Day day2 = (Daily.Day)Storage.Get(StorageLifecycle.Game).Root.Get("Daily.PreviousDay", null);
			if (day2 != null && day.CompareTo(day2) < 0)
			{
				day = day2;
			}
			if (!object.Equals(day, this._currentDay))
			{
				Daily.Day currentDay = this._currentDay;
				this._currentDay = day;
				Storage.Get(StorageLifecycle.Game).Root["Daily.PreviousDay"] = this._currentDay;
				this.FireCurrentDayChangedEvent(currentDay, this._currentDay);
			}
		}

		private void OnNewGame()
		{
			this.CheckCurrentDay();
		}

		public const int NewDayHourOffset = 3;

		private const string PreviousDayStorageKey = "Daily.PreviousDay";

		private Calendar _calendar;

		private Daily.Day _currentDay;

		public delegate void CurrentDayChangedEventHandler(Daily.Day previousDay, Daily.Day newDay);

		public class Day : IStorable, IComparable<Daily.Day>
		{
			public Day()
			{
				this._year = 1970;
				this._month = 1;
				this._dayOfMonth = 1;
			}

			public Day(int year, int month, int dayOfMonth)
			{
				this._year = year;
				this._month = month;
				this._dayOfMonth = dayOfMonth;
			}

			void IStorable.FromStorage(IDictionary<string, object> dict)
			{
				this._year = dict.GetInt("Year", 1970);
				this._month = dict.GetInt("Month", 1);
				this._dayOfMonth = dict.GetInt("DayOfMonth", 1);
			}

			IDictionary<string, object> IStorable.ToStorage()
			{
				Dictionary<string, object> dictionary = new Dictionary<string, object>();
				dictionary["Year"] = this._year;
				dictionary["Month"] = this._month;
				dictionary["DayOfMonth"] = this._dayOfMonth;
				return dictionary;
			}

			public int Year
			{
				get
				{
					return this._year;
				}
			}

			public int Month
			{
				get
				{
					return this._month;
				}
			}

			public int DayOfMonth
			{
				get
				{
					return this._dayOfMonth;
				}
			}

			public DateTime Date
			{
				get
				{
					return DateTimeExtensionsWS.NewDateTime(this._year, this._month, this._dayOfMonth, 0, 0, 0, 0, Singleton<Daily>.Instance._calendar, DateTimeKind.Local);
				}
			}

			public DateTime UtcDate
			{
				get
				{
					return DateTimeExtensionsWS.NewDateTime(this._year, this._month, this._dayOfMonth, 0, 0, 0, 0, Singleton<Daily>.Instance._calendar, DateTimeKind.Utc);
				}
			}

			public int CalculateTimeRemaining()
			{
				DateTime dateTime = this.Date.Add(new TimeSpan(1, 3, 0, 0));
				DateTime now = DateTime.Now;
				return (int)Math.Ceiling(dateTime.Subtract(now).TotalSeconds);
			}

			public int CompareTo(Daily.Day other)
			{
				int num = this._year - other._year;
				if (num == 0)
				{
					num = this._month - other._month;
					if (num == 0)
					{
						num = this._dayOfMonth - other._dayOfMonth;
					}
				}
				return num;
			}

			public override string ToString()
			{
				return string.Format(CultureInfo.InvariantCulture, "{0:D4}-{1:D2}-{2:D2}", new object[]
				{
					this._year,
					this._month,
					this._dayOfMonth
				});
			}

			public override int GetHashCode()
			{
				return this._year * 10000 + this._month * 100 + this._dayOfMonth;
			}

			public override bool Equals(object obj)
			{
				return obj is Daily.Day && ((Daily.Day)obj)._year == this._year && ((Daily.Day)obj)._month == this._month && ((Daily.Day)obj)._dayOfMonth == this._dayOfMonth;
			}

			private int _year;

			private int _month;

			private int _dayOfMonth;
		}
	}
}