using System;
using System.Collections.Generic;
using SUISS.Storage;

namespace SUISS.Cloud
{
	public class AccessToken : IAccessToken, IStorable
	{
		public AccessToken()
		{
			this.Token = string.Empty;
			this.Scope = string.Empty;
			this.Expires = DateTime.MinValue;
		}

		public AccessToken(string token, string scope, DateTime expires)
		{
			this.Token = token;
			this.Scope = scope;
			this.Expires = expires;
		}

		public string Scope { get; private set; }

		public DateTime Expires { get; private set; }

		public string Token { get; private set; }

		public bool HasExpired
		{
			get
			{
				return string.IsNullOrEmpty(this.Token) || this.Expires <= DateTime.UtcNow.AddSeconds(30.0);
			}
		}

		[Obsolete("Use HasExpired")]
		public bool hasExpired
		{
			get
			{
				return this.HasExpired;
			}
		}

		public void Invalidate()
		{
			this.Expires = DateTime.MinValue;
			this.Scope = string.Empty;
			this.Token = string.Empty;
		}

		void IStorable.FromStorage(IDictionary<string, object> dict)
		{
			if (dict.ContainsKey("scope"))
			{
				this.Scope = (string)dict["scope"];
			}
			if (dict.ContainsKey("token"))
			{
				this.Token = (string)dict["token"];
			}
			if (dict.ContainsKey("expires"))
			{
				this.Expires = new DateTime((long)dict["expires"]);
			}
		}

		IDictionary<string, object> IStorable.ToStorage()
		{
			Dictionary<string, object> dictionary = new Dictionary<string, object>();
			dictionary["scope"] = this.Scope;
			dictionary["token"] = this.Token;
			dictionary["expires"] = this.Expires.Ticks;
			return dictionary;
		}

		private const string ScopeKey = "scope";

		private const string TokenKey = "token";

		private const string ExpiresKey = "expires";
	}
}