internal void OnPacket(SIO_Packet p)
{
// https://socket.io/docs/client-api/#socket-on-eventName-callback
switch (p.Type)
{
case SIO_Packet.PacketType.ACK:
case SIO_Packet.PacketType.BINARY_ACK:
case SIO_Packet.PacketType.DISCONNECT:
case SIO_Packet.PacketType.ERROR:
// ignore for now
break;
case SIO_Packet.PacketType.CONNECT:
// Indicates we are now properly connected (to this namespace)
break;
case SIO_Packet.PacketType.EVENT:
OnEvent(p);
break;
// maybe add support for:
// CallHandler("connect_timeout", null)
// CallHandler("connect_error", null)
// CallHandler("reconnect", null)
// CallHandler("reconnect_attempt", null)
// CallHandler("reconnecting", null)
// CallHandler("reconnect_error", null)
// CallHandler("reconnect_failed", null)
// CallHandler("ping", null)
// CallHandler("pong", null)
}
}
private void Engine_OnMessage(object sender, string message)
{
SIO_Packet p = SIO_Packet.Decode(message);
if (namespaces.ContainsKey(p.Namespace))
{
namespaces[p.Namespace].OnPacket(p);
}
else
{
rootNamespace.OnPacket(p);
}
}
public static SIO_Packet Decode(string s)
{
if (s.Length == 0 || !char.IsNumber(s.ElementAt(0)))
{
return(Error("Malformed packet"));
}
int typeID = int.Parse(s.ElementAt(0).ToString());
if (!Enum.IsDefined(typeof(PacketType), typeID))
{
return(Error("Unknown packet type " + typeID));
}
var p = new SIO_Packet((PacketType)typeID);
if (p.Type == PacketType.BINARY_EVENT || p.Type == PacketType.BINARY_ACK)
{
// ignore for now
}
var match = packetRegex.Match(s.Substring(1));
if (!match.Success)
{
return(Error("Couldn't parse packet"));
}
if (match.Groups[1].Success)
{
p.Namespace = match.Groups[1].Value;
}
else
{
p.Namespace = "/";
}
if (match.Groups[2].Success)
{
p.ID = int.Parse(match.Groups[2].Value);
}
var payload = match.Groups[3].Value;
if (JsonValue.TryParse(payload, out var jsonPayload))
{
p.Data = jsonPayload;
}
return(p);
}
public Namespace NS(string name)
{
if (namespaces.ContainsKey(name))
{
return(namespaces[name]);
}
var newNamespace = new Namespace(name, this);
namespaces[name] = newNamespace;
SIO_Packet p = new SIO_Packet(SIO_Packet.PacketType.CONNECT);
p.Namespace = name;
Send(p.Encode());
return(newNamespace);
}
private void OnEvent(SIO_Packet p)
{
if (p.ID.HasValue)
{
//transport.Send(Ack)
}
var dataArray = p.Data.GetArray();
var eventName = dataArray.GetStringAt(0);
dataArray.RemoveAt(0);
if (dataArray.Count == 0)
{
p.Data = null;
}
CallHandlers(eventName, p.Data);
}
public void Emit(string eventName, IJsonValue args, AckCallback ackCallback)
{
SIO_Packet p = new SIO_Packet(SIO_Packet.PacketType.EVENT);
p.Namespace = Name;
if (args.ValueType == JsonValueType.Array)
{
args.GetArray().Insert(0, JsonValue.CreateStringValue(eventName));
p.Data = args;
}
else
{
var data = new JsonArray();
data.Add(JsonValue.CreateStringValue(eventName));
data.Add(args);
p.Data = data;
}
client.Send(p.Encode());
}