public void Start()
{
Console.WriteLine("GAME SERVER STARTED");
EventBasedNetListener listener = new EventBasedNetListener();
NetManager server = new NetManager(listener);
server.Start(9050 /* port */);
_netSerializer.Register <WelcomePacket>();
_netSerializer.Register <UpdatePacket>();
_netSerializer.Register <ServerSnapshotPacket>();
_netSerializer.Register <EchoPacket>();
_packetProcessor.SubscribeReusable <UpdatePacket, NetPeer>(HandleClientUpdate);
listener.ConnectionRequestEvent += request =>
{
//we will change this when we create 'game sessions' for now we only support the 4 players.
if (server.PeersCount < 4 /* max connections */)
{
request.AcceptIfKey("SomeConnectionKey");
}
else
{
request.Reject();
}
};
listener.PeerConnectedEvent += peer =>
{
//server stores by ipaddress+port
string key = peer.EndPoint.ToString();
if (!_knownPlayers.ContainsKey(key))
{
// new unknown player connected, let's start tracking them
ServerPlayerData pd = new ServerPlayerData
{
//generate a unique ID for the peer connecting which will be referenced in the future (by other peers as an intermediary (vs telling peers specifically who they're connected to IP/POrt or whatever)
// let's condense this down by 1/3 or so.. (also we know the final characters are ==
ClientID = Convert.ToBase64String(Guid.NewGuid().ToByteArray()).Replace("=", ""),
GameSessionId = string.Empty,
IPAddress = peer.EndPoint.Address,
Port = peer.EndPoint.Port,
MillisecondsSinceLastHeard = 0,
PlayerNumber = GetNextPlayerId() + 1,
PlayerLocation = new Loc {
X = 0, Y = 0
},
_clientRef = peer
};
bool success = _knownPlayers.TryAdd(key, pd);
pd.PlayerLocation.X = pd.PlayerNumber * 15;
pd.PlayerLocation.Y = pd.PlayerNumber * 15;
}
else
{
//player must have disconnected during a game, let's try to reconnect to their game if it's still playing
//TODO: look up the GameSessionID, then start sending this player's packets to all players in the session
}
var pdat = _knownPlayers[key];
Console.WriteLine("PLAYER JOINED: {0} as PLAYER {1} with ID {2}", peer.EndPoint, pdat.PlayerNumber, pdat.ClientID);
//send our info in a welcome packet
WelcomePacket wp = new WelcomePacket
{
PlayerId = pdat.ClientID,
PlayerNumber = pdat.PlayerNumber,
XStart = pdat.PlayerLocation.X,
YStart = pdat.PlayerLocation.Y
};
_packetProcessor.Send <WelcomePacket>(peer, wp, DeliveryMethod.ReliableOrdered);
Console.WriteLine("Packet Processor Sent Packet!");
//peer.Send(_netSerializer.Serialize<WelcomePacket>(wp), DeliveryMethod.ReliableOrdered);
};
listener.NetworkReceiveEvent += Listener_NetworkReceiveEvent;
while (!Console.KeyAvailable)
{
server.PollEvents();
UpdateAllClients(); //sends a snapshot of all client locations every 15ms
Thread.Sleep(15);
}
server.Stop();
}