public void Send(string data, ChannelType type, string recipient)
{
if (!_session.LocalId.HasValue)
{
Log.Warn("Attempted to send a text message before connected to Dissonance session");
return;
}
if (type == ChannelType.Player)
{
//Find destination player
ClientInfo <TPeer?> info;
if (!_peers.TryGetClientInfoByName(recipient, out info))
{
Log.Warn("Attempted to send text message to unknown player '{0}'", recipient);
return;
}
//Write packet
var writer = new PacketWriter(_sender.GetSendBuffer());
writer.WriteTextPacket(_session.SessionId, _session.LocalId.Value, type, info.PlayerId, data);
//Send it
_tmpDests.Clear();
_tmpDests.Add(info);
_sender.EnqueueReliableP2P(_session.LocalId.Value, _tmpDests, writer.Written);
_tmpDests.Clear();
}
else
{
//Find destination players (early exit if no one is in this room)
List <ClientInfo <TPeer?> > clients;
if (!_peers.TryGetClientsInRoom(recipient, out clients))
{
return;
}
//Write packet
var writer = new PacketWriter(_sender.GetSendBuffer());
writer.WriteTextPacket(_session.SessionId, _session.LocalId.Value, type, recipient.ToRoomId(), data);
//send it
_sender.EnqueueReliableP2P(_session.LocalId.Value, clients, writer.Written);
}
}
private void SendClientState()
{
//Sanity check
var clientId = _session.LocalId;
if (Log.AssertAndLogError(clientId.HasValue, "EBC361ED-780A-4DE0-944D-3D4D983B785D", "Attempting to send local client state before assigned an ID by the server"))
{
return;
}
//Send the local state
var writer = new PacketWriter(_sender.GetSendBuffer());
writer.WriteClientState(_session.SessionId, _playerName, clientId.Value, _codecSettings, _localRooms);
_sender.EnqueueReliable(writer.Written);
Log.Debug("Sent local client state");
//begin watching for changes in rooms
_localRooms.JoinedRoom -= SendJoinRoom;
_localRooms.JoinedRoom += SendJoinRoom;
_localRooms.LeftRoom -= SendLeaveRoom;
_localRooms.LeftRoom += SendLeaveRoom;
}
/// <summary>
/// Begin negotiating a connection with the server by sending a handshake.
/// </summary>
/// <remarks>It is safe to call this several times, even once negotiation has finished</remarks>
private void SendHandshake(DateTime utcNow)
{
//Sanity check. We can't do *anything* with a disconnected client, definitely not restart negotiation!
Log.AssertAndThrowPossibleBug(
State != ConnectionState.Disconnected,
"39533F23-2DAC-4340-9A7D-960904464E23",
"Attempted to begin connection negotiation with a client which is disconnected");
_lastHandshakeRequest = utcNow;
//Send the handshake request to the server (when the server replies with a response, we know we're connected)
_sender.EnqueueReliable(
new PacketWriter(new ArraySegment <byte>(_sender.GetSendBuffer()))
.WriteHandshakeRequest(_playerName, _codecSettings)
.Written
);
Log.Trace("Sent HandshakeRequest");
//Set the state to negotiating only if the state was previously none
Interlocked.CompareExchange(ref _connectionStateValue, (int)ConnectionState.Negotiating, (int)ConnectionState.None);
}