public bool FlushNextMessage(TestYInstance sender, TestYInstance receiver)
{
Assert.AreNotEqual(sender, receiver);
var messages = receiver._receiving[sender];
if (messages.Count == 0)
{
receiver._receiving.Remove(sender);
return(false);
}
var m = messages.Dequeue();
// Debug.WriteLine($"MSG {sender.ClientId} -> {receiver.ClientId}, len {m.Length}:");
// Debug.WriteLine(string.Join(",", m));
using var writer = new MemoryStream();
using (var reader = new MemoryStream(m))
{
SyncProtocol.ReadSyncMessage(reader, writer, receiver, receiver._tc);
}
if (writer.Length > 0)
{
// Send reply message.
var replyMessage = writer.ToArray();
// Debug.WriteLine($"REPLY {receiver.ClientId} -> {sender.ClientId}, len {replyMessage.Length}:");
// Debug.WriteLine(string.Join(",", replyMessage));
sender.Receive(replyMessage, receiver);
}
return(true);
}
public TestYInstance(TestConnector connector, int clientId, YDocOptions options)
: base(options)
{
ClientId = clientId;
_tc = connector;
_tc._allConns.Add(this);
// Setup observe on local model.
UpdateV2 += (s, e) =>
{
if (e.origin != _tc)
{
using var stream = new MemoryStream();
SyncProtocol.WriteUpdate(stream, e.data);
BroadcastMessage(this, stream.ToArray());
}
};
Connect();
}
public void Connect()
{
if (!_tc._onlineConns.Contains(this))
{
_tc._onlineConns.Add(this);
using var stream = new MemoryStream();
SyncProtocol.WriteSyncStep1(stream, this);
// Publish SyncStep1
BroadcastMessage(this, stream.ToArray());
foreach (var remoteYInstance in _tc._onlineConns)
{
if (remoteYInstance != this)
{
stream.SetLength(0);
SyncProtocol.WriteSyncStep1(stream, remoteYInstance);
Receive(stream.ToArray(), remoteYInstance);
}
}
}
}
