protected override async ValueTask OnReceiveAsync(Frame <NetworkMetadata> frame)
{
var metadata = frame.Metadata;
if (!MessageProvider.ContainsMessage(metadata.MessageId))
{
Console.WriteLine($"Unknown message received with id : {metadata.MessageId}, disconnecting...");
Dispose();
}
var message = MessageProvider.GetMessage(metadata.MessageId);
switch (message)
{
case PingMessage msg:
{
var reader = new BinaryReader(
new MemoryStream(frame.Payload.ToArray())); // forced to reallocate :(
MessageSerializer.Deserialize(msg, reader);
Console.WriteLine($"Received PingMessage with quiet={msg.Quiet}, attempting to send PongMessage...");
await SendMessageAsync(new PongMessage(msg.Quiet));
break;
}
case PongMessage msg:
{
var reader = new BinaryReader(
new MemoryStream(frame.Payload.ToArray())); // forced to reallocate :(
MessageSerializer.Deserialize(msg, reader);
Console.WriteLine($"Received PongMessage with quiet={msg.Quiet}, attempting to send HandshakeMessage with protocolVersion=1.0.0");
await SendMessageAsync(new HandshakeMessage("1.0.0"));
break;
}
case HelloServerMessage msg:
{
var reader = new BinaryReader(
new MemoryStream(frame.Payload.ToArray())); // forced to reallocate :(
MessageSerializer.Deserialize(msg, reader);
Console.WriteLine($"Received HelloServerMessage with message='{msg.Message}', work successfully completed, closing connection...");
Dispose();
break;
}
}
}
public async ValueTask <FlushResult> SendMessageAsync <T>(T message)
{
if (!MessageProvider.ContainsMessage <T>())
{
throw new ArgumentException(nameof(message));
}
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
var stream = new MemoryStream();
var writer = new BinaryWriter(stream);
MessageSerializer.Serialize(message, writer);
var payload = stream.GetBuffer();
var result = await SendAsync(new Frame <NetworkMetadata>(payload,
new NetworkMetadata(payload.Length, MessageProvider.GetId <T>())));
Console.WriteLine($"{typeof(T).Name} successfully sent !");
return(result);
}
