public Handshaker(
ConnectionDetails details,
Client client,
Connection connection) {
this.details = details;
this.connection = connection;
this.client = client;
this.client_challenge = (uint) new Random().Next();
}
void Connect(ConnectionDetails details, Controller controller) {
Active = true;
var client = new Client(details.Nickname, details.SteamworksSessionId);
var connection = Connection.CreateWith(details);
var handshaker = new Handshaker(details, client, connection);
var signonProcessor = new SignonProcessor(client, connection);
var gameProcessor = new GameProcessor(client, connection);
var userCmdGenerator = new UserCmdGenerator(client, connection);
controller.Initialize(details.SteamId, client, connection, userCmdGenerator);
Machines.Call tick = () => {
controller.Tick();
userCmdGenerator.Tick();
client.Created.Clear();
client.Deleted.Clear();
};
Machines.Call joinReset = () => {
userCmdGenerator.Reset();
};
var metastates = new Dictionary<SpectateState, Metastate>() {
{ SpectateState.HANDSHAKE_REQUEST, Metastate.HANDSHAKE },
{ SpectateState.HANDSHAKE_CONNECT, Metastate.HANDSHAKE },
{ SpectateState.SIGNON_CONNECTED, Metastate.SIGNON },
{ SpectateState.SIGNON_NEW, Metastate.SIGNON },
{ SpectateState.SIGNON_PRESPAWN, Metastate.SIGNON },
{ SpectateState.SIGNON_SPAWN, Metastate.SIGNON },
{ SpectateState.SIGNON_FULL, Metastate.GAME },
};
var processors = new Dictionary<Metastate, Processor>() {
{ Metastate.HANDSHAKE, handshaker },
{ Metastate.SIGNON, signonProcessor},
{ Metastate.GAME, gameProcessor }
};
Func<SpectateState, Machines.MachineBinding<Event, SpectateState>> Start = Machines.Start<Event, SpectateState>;
Func<SpectateState, Machines.MachineStateBinding<Event, SpectateState>> In = Machines.In<Event, SpectateState>;
Func<Event, Machines.MachineTransitionBinding<Event, SpectateState>> On = Machines.On<Event, SpectateState>;
var machine = Start(SpectateState.DISCONNECTED)
.Add(In(SpectateState.DISCONNECTED)
.Add(On(Event.REQUEST_CONNECT).Transit(SpectateState.HANDSHAKE_REQUEST)))
.Add(In(SpectateState.HANDSHAKE_REQUEST)
.Entry(handshaker.RequestHandshake)
.Add(On(Event.HANDSHAKE_CHALLENGE).Transit(SpectateState.HANDSHAKE_CONNECT))
.Add(On(Event.REJECTED).Transit(SpectateState.REJECTED)))
.Add(In(SpectateState.HANDSHAKE_CONNECT)
.Entry(handshaker.RespondHandshake)
.Add(On(Event.HANDSHAKE_COMPLETE).Transit(SpectateState.SIGNON_CONNECTED))
.Add(On(Event.REJECTED).Transit(SpectateState.REJECTED)))
.Add(In(SpectateState.SIGNON_CONNECTED)
.Entry(signonProcessor.EnterConnected)
.Add(On(Event.GO_NEW).Transit(SpectateState.SIGNON_NEW))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_NEW)
.Entry(signonProcessor.EnterNew)
.Add(On(Event.GO_CONNECTED).Transit(SpectateState.SIGNON_CONNECTED))
.Add(On(Event.GO_PRESPAWN).Transit(SpectateState.SIGNON_PRESPAWN))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_PRESPAWN)
.Entry(signonProcessor.EnterPrespawn)
.Add(On(Event.GO_SPAWN).Transit(SpectateState.SIGNON_SPAWN))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_SPAWN)
.Entry(signonProcessor.EnterSpawn)
.Add(On(Event.BASELINE).Transit(SpectateState.SIGNON_FULL))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_FULL)
.Entry(() => { gameProcessor.EnterGame(); joinReset(); })
.Add(On(Event.TICK).Call(tick))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.REJECTED))
.Build();
machine.Trigger(Event.REQUEST_CONNECT);
long next_tick = DateTime.Now.Ticks;
while (machine.State != SpectateState.DISCONNECTED &&
machine.State != SpectateState.REJECTED) {
if (next_tick > DateTime.Now.Ticks) {
Thread.Sleep(1);
continue;
}
List<byte[]> outBand = connection.GetOutOfBand();
List<Connection.Message> inBand = connection.GetInBand();
foreach (byte[] message in outBand) {
Nullable<Event> e = processors[metastates[machine.State]].Process(message);
if (e.HasValue) {
machine.Trigger(e.Value);
}
}
foreach (Connection.Message message in inBand) {
Nullable<Event> e = processors[metastates[machine.State]].Process(message);
if (e.HasValue) {
machine.Trigger(e.Value);
}
}
machine.Trigger(Event.TICK);
if (client.TickInterval > 0) {
next_tick += (uint) (client.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;
}
}
Active = false;
if (machine.State == SpectateState.DISCONNECTED) {
} else if (machine.State == SpectateState.REJECTED) {
} else {
throw new Exception("Unknown state " + machine.State);
}
}
public static Lara Join(ConnectionDetails details, Controller controller) {
Lara lara = new Lara();
new Thread(() => lara.Connect(details, controller)).Start();
return lara;
}
void Connect(ConnectionDetails details, Controller controller)
{
Active = true;
var client = new Client(details.Nickname, details.SteamworksSessionId);
var connection = Connection.CreateWith(details);
var handshaker = new Handshaker(details, client, connection);
var signonProcessor = new SignonProcessor(client, connection);
var gameProcessor = new GameProcessor(client, connection);
var userCmdGenerator = new UserCmdGenerator(client, connection);
controller.Initialize(details.SteamId, client, connection, userCmdGenerator);
Machines.Call tick = () => {
controller.Tick();
userCmdGenerator.Tick();
client.Created.Clear();
client.Deleted.Clear();
};
Machines.Call joinReset = () => {
userCmdGenerator.Reset();
};
var metastates = new Dictionary <SpectateState, Metastate>()
{
{ SpectateState.HANDSHAKE_REQUEST, Metastate.HANDSHAKE },
{ SpectateState.HANDSHAKE_CONNECT, Metastate.HANDSHAKE },
{ SpectateState.SIGNON_CONNECTED, Metastate.SIGNON },
{ SpectateState.SIGNON_NEW, Metastate.SIGNON },
{ SpectateState.SIGNON_PRESPAWN, Metastate.SIGNON },
{ SpectateState.SIGNON_SPAWN, Metastate.SIGNON },
{ SpectateState.SIGNON_FULL, Metastate.GAME },
};
var processors = new Dictionary <Metastate, Processor>()
{
{ Metastate.HANDSHAKE, handshaker },
{ Metastate.SIGNON, signonProcessor },
{ Metastate.GAME, gameProcessor }
};
Func <SpectateState, Machines.MachineBinding <Event, SpectateState> > Start = Machines.Start <Event, SpectateState>;
Func <SpectateState, Machines.MachineStateBinding <Event, SpectateState> > In = Machines.In <Event, SpectateState>;
Func <Event, Machines.MachineTransitionBinding <Event, SpectateState> > On = Machines.On <Event, SpectateState>;
var machine = Start(SpectateState.DISCONNECTED)
.Add(In(SpectateState.DISCONNECTED)
.Add(On(Event.REQUEST_CONNECT).Transit(SpectateState.HANDSHAKE_REQUEST)))
.Add(In(SpectateState.HANDSHAKE_REQUEST)
.Entry(handshaker.RequestHandshake)
.Add(On(Event.HANDSHAKE_CHALLENGE).Transit(SpectateState.HANDSHAKE_CONNECT))
.Add(On(Event.REJECTED).Transit(SpectateState.REJECTED)))
.Add(In(SpectateState.HANDSHAKE_CONNECT)
.Entry(handshaker.RespondHandshake)
.Add(On(Event.HANDSHAKE_COMPLETE).Transit(SpectateState.SIGNON_CONNECTED))
.Add(On(Event.REJECTED).Transit(SpectateState.REJECTED)))
.Add(In(SpectateState.SIGNON_CONNECTED)
.Entry(signonProcessor.EnterConnected)
.Add(On(Event.GO_NEW).Transit(SpectateState.SIGNON_NEW))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_NEW)
.Entry(signonProcessor.EnterNew)
.Add(On(Event.GO_CONNECTED).Transit(SpectateState.SIGNON_CONNECTED))
.Add(On(Event.GO_PRESPAWN).Transit(SpectateState.SIGNON_PRESPAWN))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_PRESPAWN)
.Entry(signonProcessor.EnterPrespawn)
.Add(On(Event.GO_SPAWN).Transit(SpectateState.SIGNON_SPAWN))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_SPAWN)
.Entry(signonProcessor.EnterSpawn)
.Add(On(Event.BASELINE).Transit(SpectateState.SIGNON_FULL))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.SIGNON_FULL)
.Entry(() => { gameProcessor.EnterGame(); joinReset(); })
.Add(On(Event.TICK).Call(tick))
.Add(On(Event.DISCONNECTED).Transit(SpectateState.DISCONNECTED)))
.Add(In(SpectateState.REJECTED))
.Build();
machine.Trigger(Event.REQUEST_CONNECT);
long next_tick = DateTime.Now.Ticks;
while (machine.State != SpectateState.DISCONNECTED &&
machine.State != SpectateState.REJECTED)
{
if (next_tick > DateTime.Now.Ticks)
{
Thread.Sleep(1);
continue;
}
List <byte[]> outBand = connection.GetOutOfBand();
List <Connection.Message> inBand = connection.GetInBand();
foreach (byte[] message in outBand)
{
Nullable <Event> e = processors[metastates[machine.State]].Process(message);
if (e.HasValue)
{
machine.Trigger(e.Value);
}
}
foreach (Connection.Message message in inBand)
{
Nullable <Event> e = processors[metastates[machine.State]].Process(message);
if (e.HasValue)
{
machine.Trigger(e.Value);
}
}
machine.Trigger(Event.TICK);
if (client.TickInterval > 0)
{
next_tick += (uint)(client.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;
}
}
Active = false;
if (machine.State == SpectateState.DISCONNECTED)
{
}
else if (machine.State == SpectateState.REJECTED)
{
}
else
{
throw new Exception("Unknown state " + machine.State);
}
}