Simple Podio Auth with .NET

PodioClient.cs

	public class PodioClient
	{
		public PodioClient()
		{
			_authkeys = new AuthKeys();
		}

		private DateTime ExpectedExpiry { get; set; }
		private double ExpiresIn { get; set; }
		private string RefreshToken { get; set; }
		private string AccessToken { get; set; }


		private string BaseUrl = "https://api.podio.com";
		private AuthKeys _authkeys;


		public bool Authenticate(string username, string password)
		{
			var req = new RestRequest("oauth/token");
			req.AddParameter("username", username);
			req.AddParameter("password", password);
			req.AddParameter("grant_type", "password");
			req.Method = Method.POST;	
			var authResponse = Execute<AuthResponse>(req);
			if (authResponse == null)
			{
				return false;
			}
			RefreshToken = authResponse.RefreshToken;
			AccessToken = authResponse.AccessToken;
			ExpiresIn = authResponse.ExpiresIn;
			ExpectedExpiry = DateTime.Now.AddSeconds(authResponse.ExpiresIn);
			return true;
		}




		public T Execute<T>(RestRequest request) where T : new()
		{
			var client = new RestClient { BaseUrl = BaseUrl };
			request.AddParameter("client_id", _authkeys.ClientId);
			request.AddParameter("client_secret", _authkeys.ClientSecret);
			if (!string.IsNullOrEmpty(AccessToken))
			{
				request.AddParameter("oauth_token", AccessToken);

			}
			var response = client.Execute<T>(request);

			return response.Data;
		}
	}


	public class AuthResponse
	{
		public string AccessToken{ get; set; }
		public string TokenType { get; set; }
		public AuthRef Ref { get; set; }
		public double ExpiresIn { get; set; }
		public string RefreshToken { get; set; }

		public class AuthRef
		{
			public string Type { get; set; }
			public string Id { get; set; }
		}
	}


	public class AuthKeys
	{
		public AuthKeys()
		{
			ClientId = ConfigurationManager.AppSettings["clientId"];
			ClientSecret = ConfigurationManager.AppSettings["clientSecret"];
		}

		public string ClientId { get; set; }
		public string ClientSecret { get; set; }
		public override string ToString()
		{
			return string.Format("key {0}, secret {1}", ClientId, ClientSecret);
		}
	}