using System;
using System.Collections.Generic;
using JWT;

namespace HelloWorld
{
	class Hello 
	{
		static void Main() 
		{

			var payload = new
			{
				iss = "ACxxx",
				exp = ConvertToUnixTimestamp(DateTime.UtcNow.AddSeconds(3600)),
				version = "v1",
				friendly_name = "WKxxx",
				account_sid = "ACxxx",
				workspace_sid = "WSxxx",
				worker_sid = "WKxxx",
				channel = "WKxxx",
				policies = new Dictionary<string, Object>[] 
				{
					new Dictionary<string, Object> {
						{ "url", "https://event-bridge.twilio.com/v1/wschannels/ACxxx/WKxxx"},
						{ "method", "GET"},
						{ "allow",  true}
					},
					new Dictionary<string, Object> {
						{ "url", "https://event-bridge.twilio.com/v1/wschannels/ACxxx/WKxxx"},
						{ "method", "POST"},
						{ "allow",  true}
					},
					new Dictionary<string, Object> {
						{ "url", "https://taskrouter.twilio.com/v1/Workspaces/WSxxx/Workers/WKxxx"},
						{ "method", "GET"},
						{ "allow",  true}
					},
					new Dictionary<string, Object> {
						{ "url", "https://taskrouter.twilio.com/v1/Workspaces/WSxxx/Workers/WKxxx"},
						{ "method", "POST"},
						{ "allow",  true},
						{ "query_filter",  new {}},
						{ "post_filter", new {
								ActivitySid = new {
									required = true
								}
						}}
					},
					new Dictionary<string, Object> {
						{ "url", "https://taskrouter.twilio.com/v1/Workspaces/WSxxx/Tasks/**"},
						{ "method", "GET"},
						{ "allow",  true}
					},
					new Dictionary<string, Object> {
						{ "url", "https://taskrouter.twilio.com/v1/Workspaces/WSxxx/Tasks/**"},
						{ "method", "POST"},
						{ "allow",  true}
					}

				}
			};
					
			Console.WriteLine(JsonWebToken.Encode(payload, "authToken", JwtHashAlgorithm.HS256));

		}

		static int ConvertToUnixTimestamp(DateTime date)
		{
			DateTime origin = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
			TimeSpan diff = date - origin;
			return (int)Math.Floor(diff.TotalSeconds);
		}
	}
}