public static DotaGameConnection CreateWith(DOTAConnectDetails details)
{
var connection = new DotaGameConnection();
for (uint i = 0; i < NUM_STREAMS; ++i)
{
connection.streams[i] = Stream.Create();
}
for (uint i = 0; i < NUM_SUBCHANNELS; ++i)
{
connection.subchannels[i] = Subchannel.Create(i);
}
if (details.ConnectInfo.StartsWith("="))
{
throw new NotImplementedException(
"STEAM3 datagram connection not implemented yet. Use a less advanced datacenter.");
}
// Parse the IP address
IPEndPoint endp;
IPAddress addr;
var parts = details.ConnectInfo.Split(':');
if (!IPAddress.TryParse(parts[0], out addr))
{
throw new InvalidOperationException("Invalid IP address specified on lobby.");
}
endp = new IPEndPoint(addr, int.Parse(parts[1]));
connection.socket.Connect(endp);
connection.state = State.Opened;
return(connection);
}
/// <summary>
/// Main client thread.
/// </summary>
private void ClientThread()
{
_gameState.Reset();
_connection = DotaGameConnection.CreateWith(_details);
_handshake = new DotaHandshake(_details, _gameState, _connection);
_signon = new DotaSignon(_gameState, _connection, _details);
_game = new DotaGame(_gameState, _connection);
_commandGenerator = new UserCmdGenerator(_gameState, _connection);
foreach (var cont in Controllers)
{
cont.Initialize(_details.SteamId, _gameState, _commandGenerator);
}
long handshake_requested = 0;
long handshake_giveup = new TimeSpan(0, 0, 0, 10).Ticks;
// Map states in the StateMachine to handlers
var metastates = new Dictionary <States, Metastates>()
{
{ States.HANDSHAKE_REQUEST, Metastates.HANDSHAKE },
{ States.HANDSHAKE_CONNECT, Metastates.HANDSHAKE },
{ States.CONNECTED, Metastates.SIGNON },
{ States.LOADING, Metastates.SIGNON },
{ States.PRESPAWN, Metastates.SIGNON },
{ States.SPAWN, Metastates.SIGNON },
{ States.PLAY, Metastates.GAME },
};
var processors = new Dictionary <Metastates, IHandler>()
{
{ Metastates.HANDSHAKE, _handshake },
{ Metastates.SIGNON, _signon },
{ Metastates.GAME, _game }
};
_stateMachine = new StateMachine <States, Events>(States.DISCONNECTED);
//temporary shit
_stateMachine.OnTransitioned(transition =>
{
if (transition.Source == transition.Destination)
{
return;
}
Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.SessionStateTransition(transition.Source, transition.Destination)));
});
_stateMachine.OnUnhandledTrigger((states, events) =>
{
Console.WriteLine("Unhandled trigger: " + events.ToString("G"));
});
var disconnected = new Action(() =>
{
if (_connection == null)
{
return;
}
Running = true;
Stop();
});
_stateMachine.Configure(States.DISCONNECTED)
.Ignore(Events.TICK)
.Ignore(Events.DISCONNECTED)
.OnEntry(disconnected)
.Permit(Events.REQUEST_CONNECT, States.HANDSHAKE_REQUEST);
_stateMachine.Configure(States.HANDSHAKE_REJECTED)
.Permit(Events.DISCONNECTED, States.DISCONNECTED)
.OnEntry(() =>
{
Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.HandshakeRejected(_handshake.rejected_reason)));
_stateMachine.Fire(Events.DISCONNECTED);
});
_stateMachine.Configure(States.HANDSHAKE_REQUEST)
.OnEntry(() => handshake_requested = DateTime.Now.Ticks)
.OnEntry(_handshake.RequestHandshake)
.Ignore(Events.TICK)
.Permit(Events.HANDSHAKE_CHALLENGE, States.HANDSHAKE_CONNECT)
.Permit(Events.REJECTED, States.HANDSHAKE_REJECTED)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.HANDSHAKE_CONNECT)
.OnEntry(_handshake.RespondHandshake)
.Ignore(Events.TICK)
.PermitReentry(Events.HANDSHAKE_CHALLENGE) // possibly re-enter?
.Permit(Events.HANDSHAKE_COMPLETE, States.CONNECTED)
.Permit(Events.REJECTED, States.HANDSHAKE_REJECTED)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.CONNECTED)
.OnEntry(_signon.EnterConnected)
.Ignore(Events.TICK)
.Permit(Events.LOADING_START, States.LOADING)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.LOADING)
.OnEntry(_signon.EnterNew)
.Ignore(Events.TICK)
.Permit(Events.CONNECTED, States.CONNECTED)
.Permit(Events.PRESPAWN_START, States.PRESPAWN)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.PRESPAWN)
.OnEntry(_signon.EnterPrespawn)
.Ignore(Events.TICK)
.Permit(Events.SPAWNED, States.SPAWN)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.SPAWN)
.OnEntry(_signon.EnterSpawn)
.Ignore(Events.TICK)
.Permit(Events.BASELINE, States.PLAY)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Configure(States.PLAY)
.OnEntryFrom(Events.BASELINE, () =>
{
_game.EnterGame();
_commandGenerator.Reset();
})
.OnEntryFrom(Events.TICK, () =>
{
_gameState.Update();
foreach (var cont in Controllers)
{
cont.Tick();
}
_commandGenerator.Tick();
_gameState.Created.Clear();
_gameState.Deleted.Clear();
})
.PermitReentry(Events.TICK)
.Permit(Events.DISCONNECTED, States.DISCONNECTED);
_stateMachine.Fire(Events.REQUEST_CONNECT);
long next_tick = DateTime.Now.Ticks;
while (Running && _stateMachine.State != States.DISCONNECTED && _stateMachine.State != States.HANDSHAKE_REJECTED)
{
try
{
if (next_tick > DateTime.Now.Ticks)
{
Thread.Sleep(1);
continue;
}
if (_stateMachine == null)
{
break;
}
if (_stateMachine.State == States.HANDSHAKE_REQUEST &&
(DateTime.Now.Ticks - handshake_requested) > handshake_giveup)
{
_stateMachine.Fire(Events.DISCONNECTED);
continue;
}
if (_connection.state == DotaGameConnection.State.Closed)
{
_stateMachine.Fire(Events.DISCONNECTED);
continue;
}
if (_connection == null)
{
break;
}
List <byte[]> outBand = _connection.GetOutOfBand();
List <DotaGameConnection.Message> inBand = _connection.GetInBand();
foreach (byte[] message in outBand)
{
Nullable <Events> e = processors[metastates[_stateMachine.State]].Handle(message);
if (e.HasValue)
{
_stateMachine.Fire(e.Value);
}
}
foreach (DotaGameConnection.Message message in inBand)
{
Nullable <Events> e = processors[metastates[_stateMachine.State]].Handle(message);
if (e.HasValue)
{
_stateMachine.Fire(e.Value);
}
}
_stateMachine.Fire(Events.TICK);
if (_gameState.TickInterval > 0)
{
next_tick += (uint)(_gameState.TickInterval * 1000 * 10000 /* ticks per ms */);
}
else
{
next_tick += 50 * 1000;
}
int remain = (int)(next_tick - DateTime.Now.Ticks) / 10000;
if (remain > 0)
{
Thread.Sleep(1);
}
else if (remain < 0)
{
next_tick = DateTime.Now.Ticks;
}
}
catch (Exception ex)
{
Callback?.Invoke(this, new CallbackEventArgs(new DotaGameClient.LogMessage("Ignored error in session loop, " + ex.Message)));
}
}
if (Running)
{
Stop();
}
}