using BetterSeal;

public class Time
{

	public static int epochTimeStamp(int year = 1970, int month = 1, int day = 1)
	{
		DateTime currentTime = DateTime.Now.ToUniversalTime;
		DateTime epoch = new DateTime(year, month, day);
		return (currentTime.Subtract(epoch)).TotalSeconds;
	}

	public static string GetDaySuffix(int day)
	{
		switch (day) {
			case 1:
			case 21:
			case 31:
				return "st";
			case 2:
			case 22:
				return "nd";
			case 3:
			case 23:
				return "rd";
			default:
				return "th";
		}
	}

	public static string expireDate(LoginResponse userInfo)
	{
		if (userInfo.lifetime) return "Never";
		int userEpoch = userInfo.remain;
		int secondsLeft = userEpoch - epochTimeStamp();
		DateTime expiredDateTime = Now.ToUniversalTime.AddSeconds(secondsLeft);
		return expiredDateTime.ToString("MMMM d") + GetDaySuffix(expiredDateTime.Day) + ", " + expiredDateTime.ToString("yyyy");
	}

}