public void Broadcast(ISdpPacket packet)
{
byte[] data = SdpCodec.Encode(packet);
if (data.Length == 0)
{
return;
}
Service.Sessions.BroadcastAsync(data, null);
}
public void SendTo(string id, ISdpPacket packet)
{
byte[] data = SdpCodec.Encode(packet);
if (data.Length == 0)
{
return;
}
Service.Sessions.SendToAsync(data, id, null);
}
public static byte[] Encode(ISdpPacket packet)
{
using (var stream = new MemoryStream())
using (var writer = new BinaryWriter(stream))
{
writer.Write((byte)packet.Type);
packet.WriteTo(writer);
return(stream.ToArray());
}
}
public void Send(ISdpPacket packet)
{
if (!(Client.IsAlive && Client.ReadyState == WebSocketState.Open))
{
return;
}
byte[] data = SdpCodec.Encode(packet);
if (data.Length == 0)
{
return;
}
Client.SendAsync(data, null);
}
public static ISdpPacket Decode(byte[] data)
{
using (var stream = new MemoryStream(data))
using (BinaryReader reader = new BinaryReader(stream))
{
PacketType opcode = (PacketType)reader.ReadByte();
if (!SdpManager.PacketTypes.TryGetValue(opcode, out Type type))
{
throw new InvalidDataException("Unknown opcode.");
}
ISdpPacket packet = (ISdpPacket)Activator.CreateInstance(type);
packet.ReadFrom(reader);
return(packet);
}
}
public void HandlePacket(string id, ISdpPacket packet)
{
switch (packet.Type)
{
case PacketType.InitializeClient:
InitializeClient?.Invoke(id, (InitializeClient)packet);
break;
case PacketType.LineAction:
HandleAction(id, (LineAction)packet);
break;
case PacketType.InitializeLine:
InitializeLine?.Invoke(id, (InitializeLine)packet);
break;
case PacketType.LineStateChanged:
LineStateChanged?.Invoke(id, (LineStateChanged)packet);
break;
case PacketType.LineMetadata:
LineMetadata?.Invoke(id, (LineMetadata)packet);
break;
case PacketType.Error:
Error?.Invoke(id, (Error)packet);
break;
case PacketType.Settings:
Settings?.Invoke(id, (Settings)packet);
break;
case PacketType.SettingsQuery:
SettingsQuery?.Invoke(id, (SettingsQuery)packet);
break;
default:
throw new NotImplementedException("Packet type doesn't have a registered handler.");
}
}
