private static void Main(string[] args)
{
  //let socket = new Socket("/ws", {params: {userToken: "123"}})
  //socket.connect()
  var p = new JObject();
  p["userToken"] = "123";
  var options = new SocketOptions()
  {
    LogCallback = Logger,
    Params = p,
  };
  var socket = new Socket("ws://phoenix.local:4000/socket", options);
  socket.Connect();

  //let channel = socket.channel("rooms:123", { token: roomToken})
  //channel.on("new_msg", msg => console.log("Got message", msg) )
  var data = new JObject();
  var roomToken = "foo";
  data["token"] = roomToken;
  var channel = socket.Channel("rooms:lobby", data);
  channel.On("new_msg", (jo, x) => Console.WriteLine($"new_msg { jo.ToString() }"));

  //channel.join()
  //  .receive("ok", ({messages}) => console.log("catching up", messages) )
  //  .receive("error", ({reason}) => console.log("failed join", reason) )
  //  .receive("timeout", () => console.log("Networking issue. Still waiting...") )
  channel.Join()
    .Receive("ok", (jo) => Console.WriteLine("ok"))
    .Receive("error", (jo) => Console.WriteLine("error"))
    .Receive("timeout", (jo) => Console.WriteLine("timeout"))
    ;

  ReadLoop(channel);
}
private static void ReadLoop(Channel channel)
{
  var input = Console.ReadLine().Trim();
  if (input.Length < 1)
  {
    Console.WriteLine("trying to send");
    var data = new JObject();
    data["body"] = "from dotnet";
    channel.Push("new_msg", data).Receive("ok", (jo) => Console.WriteLine($"PUSH new_msg ok { jo.ToString() }"));
    ReadLoop(channel);
  }
}
private static void Logger(string kind, string msg, JObject data = null)
{
  Console.WriteLine($"{kind} - {msg}");
}