///////////////////////////////// PONG //////////////////////////////////
public void Ping(Action <ResponseEvent> callback)
{
PingTimer.Stop();
if (string.IsNullOrEmpty(RequestHeader.AuthKey))
{
return;
}
var startTime = DateTime.Now;
var routeId = FrameSender?.RoomInfo?.RouteId ?? "";
var conType = this.Id == 1 ? ConnectionType.Relay : ConnectionType.Common;
var body = new HeartBeatReq {
ConType = conType,
RouteId = routeId
};
void PongResposne(bool send, DecodeRspResult result, Action <ResponseEvent> cb)
{
this.HandlePong(send, result, startTime);
}
var seq = this.Send(body.ToByteString(), (int)ProtoCmd.ECmdHeartBeatReq, PongResposne, callback);
// if(this.Id == 1) Debugger.Log("send heartBeat: {0}", seq);
CurrentSeq = seq;
this.PongTimer.SetTimer(() => HandlePongTimeout(seq), this.Timeout);
}
private void SendPing()
{
if (m_Client != null && m_Client.Connected && m_User.IsAuthenticated && ClientPingMode == PingMode.Initiative)
{
if (_lastSendTime.AddSeconds(PingInterval) > DateTime.Now)
{
//未到时间
return;
}
try
{
byte[] sendData = PingData.ToByte();
m_Client.BeginSend(sendData, 0, sendData.Length, SocketFlags.None, null, m_Client);
UpdateTimeForInitiativePing();
LogOpInfo("Send--Ping", pingData);
}
catch (Exception ex)
{
}
}
else
{
PingTimer.Stop();
}
}
private void ChangeIP_Click(object sender, EventArgs e)
{
PingTimer.Stop();
Ping ping = new Ping();
PingReply reply = ping.Send(plcIPAddressBox.IPAddress, 1500);
Console.WriteLine(reply.Status.ToString() + " " + plcIPAddressBox.IPAddress.ToString());
if (reply.Status == IPStatus.Success)
{
DialogResult result = MessageBox.Show("Detected another device with this IP address. Use this address anyway?",
"IP Address in Use!", MessageBoxButtons.OKCancel);
if (result == DialogResult.Cancel)
{
return;
}
}
if (PLCGrid.SelectedRows.Count <= 0)
{
MessageBox.Show("Select PLC from List.", "Error!");
return;
}
DetectedPLC plc = (DetectedPLC)DiscoverPLC.PLCbs.Current;
if (plc == null)
{
MessageBox.Show("Null PLC Exception!", "Error!");
return;
}
DiscoverPLC.changeIP(plc, plcIPAddressBox.IPAddress);
FindPLCs();
}
public void EndProtocolPeriod()
{
try
{
Debug.WriteLine("Ending Protocol Period");
Logger.LogInformation("Ending Protocol Period");
lock (_receivedAckLock)
{
if (ActiveNode != null)
{
if (!ReceivedAck)
{
Debug.WriteLine($"No response from Node {ActiveNode.Endpoint}, marking as dead.");
Logger.LogInformation($"No response from Node {ActiveNode.Endpoint}, marking as dead.");
AddBroadcastMessage(new DeadMessage(ActiveNode));
}
else
{
Debug.WriteLine($"Response from Node {ActiveNode.Endpoint}, marking as alive.");
Logger.LogInformation($"Response from Node {ActiveNode.Endpoint}, marking as alive.");
// Add the node back into the queue.
AddNode(ActiveNode);
}
ActiveNode = null;
ProtocolPeriodsComplete++;
if (InitialNodeCount == ProtocolPeriodsComplete)
{
Debug.WriteLine("Shuffing Nodes");
Logger.LogInformation("Shuffing Nodes");
ShuffleNodes();
lock (_nodesLock)
{
InitialNodeCount = Nodes.Count;
}
ProtocolPeriodsComplete = 0;
}
}
ReceivedAck = false;
ProtocolTimer.Stop();
ProtocolTimerRunning = false;
PingTimer.Stop();
}
}
catch (Exception e)
{
Debug.WriteLine($"{e.ToString()}: {e.StackTrace}");
Logger.LogError(e, string.Empty);
}
}
public override void Exit()
{
HandleLines = false;
PingTimer.Stop();
ConnectionTimer.Stop();
base.Exit();
}
private void catchbtn_Click(object sender, EventArgs e)
{
PingTimer.Stop();
Catch catch1 = new Catch(plcIPAddressBox.IPAddress, DiscoverPLC);
catch1.ShowDialog();
//DiscoverPLC.DiscoverPLCs();
PingTimer.Start();
}
/// <summary>
/// 关闭连接
/// </summary>
public void Disconnect()
{
if (m_Client.Connected)
{
//close
SendDisconnect();
m_User.IsAuthenticated = false;
m_Client.Disconnect(true);
m_Client.Close(1000);
PingTimer.Stop();
}
if (OnDisconnect != null)
{
OnDisconnect();
}
LogInfo("断开连接", null);
}
private void FindPLCs()
{
Thread t = new Thread(delegate()
{
this.BeginInvoke(new Action(delegate()
{
PingTimer.Stop();
changeCursor(Cursors.WaitCursor);
EnableButtons(false);
DiscoverPLC.PLCbs.Clear();
DiscoverPLC.DiscoverPLCs();
changeCursor(Cursors.Default);
EnableButtons(true);
DiscoverPLC.PLCbs.ResetBindings(false);
PLCGrid.ClearSelection();
PingTimer.Start();
}));
lastSelectedRow = -1;
});
t.Start();
this.ActiveControl = Discoverbtn;
this.ActiveControl = null;
}
private async void ParsePacket(Packet packet)
{
if (packet.payload == null)
{
Game.Log("Packet Received (" + packet.commandType + ").");
}
else if (packet.commandType == Packets.PingRequest && packet.commandType == Packets.PingReply && packet.commandType == Packets.PlayerPing &&
packet.commandType != Packets.Position && packet.commandType != Packets.PlayerPosition)
{
Game.Log("Packet Received (" + packet.commandType + ") " + ByteArray2String(packet.payload) + ".");
}
if (packet.commandType == 0 && host)
{
// <Host>
// Ping request from player
Game.Log("Ping test request received.");
Tuple <short, byte[]> pingReplyPacket = CreatePacket(Packets.PingTestReply, null);
await SendPacket(pingReplyPacket);
this.Close();
}
else if (packet.commandType == 1)
{
// <Player>
// Ping reply from host
PingTimer.Stop();
connected = false;
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PingTestReplyReceivedEvent?.Invoke(null, new PingTestReplyArguments(
StreamSocket.Information.RemoteAddress.ToString(),
Int32.Parse(StreamSocket.Information.RemotePort),
PingTimer.ElapsedMilliseconds
));
});
}
else if (packet.commandType == 2 && host)
{
// <Host>
// Join request from player
byte[] playerIdBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, packet.payload.Length);
PlayerId = Encoding.UTF8.GetString(playerIdBytes);
Game.Log("Join request from player (" + PlayerId + ").");
// Code
ushort code = 0;
// Check if player id
// is used
if (Game.PlayerId == PlayerId)
{
code = 1;
}
else
{
for (int i = 0; i < server.Connections.Count; i++)
{
Connection connection = server.Connections[i];
if (connection.PlayerId == PlayerId)
{
code = 1;
}
}
}
if (code == 1)
{
Game.Log("Join request from player (" + PlayerId + ") rejected, player id used.");
}
// Check if maximum number of players
// is exceeded
if (server.Connections.Count == 16)
{
code = 2;
Game.Log("Join request from player (" + PlayerId + ") rejected, no slots available.");
}
// Check if host
// left
if (Game.State == States.Started)
{
code = 3;
Game.Log("Join request from player (" + PlayerId + ") rejected, match is deleted.");
}
// Send reply
byte[] joinReplyPayload = new byte[19];
byte[] hostPlayerIdPaddedBytes = new byte[15];
byte[] codeBytes = BitConverter.GetBytes(code);
byte[] hostPlayerIdBytes = Encoding.ASCII.GetBytes(Game.PlayerId);
System.Buffer.BlockCopy(hostPlayerIdBytes, 0, hostPlayerIdPaddedBytes, 0, hostPlayerIdBytes.Length);
ushort hostReadyStatus = 0;
if (Game.Ready)
{
hostReadyStatus = 1;
}
byte[] readyStatusBytes = BitConverter.GetBytes(hostReadyStatus);
System.Buffer.BlockCopy(codeBytes, 0, joinReplyPayload, 0, codeBytes.Length);
System.Buffer.BlockCopy(hostPlayerIdPaddedBytes, 0, joinReplyPayload, codeBytes.Length, hostPlayerIdPaddedBytes.Length);
System.Buffer.BlockCopy(readyStatusBytes, 0, joinReplyPayload,
codeBytes.Length + hostPlayerIdPaddedBytes.Length,
readyStatusBytes.Length);
Tuple <short, byte[]> joinReplyPacket = CreatePacket(Packets.JoinReply, joinReplyPayload);
await SendPacket(joinReplyPacket);
if (code > 0)
{
this.Close();
return;
}
if (Game.State == States.MatchEnded || Game.State == States.CleanupMatchDetails1 || Game.State == States.CleanupMatchDetails2)
{
CleanupCompleted = true;
server.PlayerCleanupCompleted(this);
}
// Send player list
Game.Log("Sending player list to player (" + PlayerId + ").");
server.SendPlayerList(this);
// Broadcast to all players
byte[] playerJoinedPayload = Encoding.ASCII.GetBytes(PlayerId);
Tuple <short, byte[]> playerJoinedPacket = server.CreatePacket(Packets.PlayerJoined, playerJoinedPayload);
await server.SendPacket(playerJoinedPacket);
// Send match state
byte[] statePayload = BitConverter.GetBytes(Game.State);
Tuple <short, byte[]> statePacket = CreatePacket(Packets.GameState, statePayload);
await SendPacket(statePacket);
// Add to connections list
server.PlayerJoined(this);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerJoinedEvent?.Invoke(this, new PlayerJoinedArguments(PlayerId, false, Ready));
});
// Request ping every second
PingTimer = new Stopwatch();
pingInterval = new Timer(SendPing, null, 0, 1000);
pingReplyReceived = true;
Joined = true;
}
else if (packet.commandType == 3)
{
// <Player>
// Join reply from host
byte[] codeBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 0, codeBytes, 0, 2);
ushort code = BitConverter.ToUInt16(codeBytes, 0);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
JoinMatchEvent?.Invoke(null, new JoinMatchArguments(
code
));
});
if (code > 0)
{
this.Close();
return;
}
else
{
byte[] playerIdBytes = new byte[15];
byte[] playerReadyBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, codeBytes.Length, playerIdBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(packet.payload, codeBytes.Length + playerIdBytes.Length, playerReadyBytes, 0, playerReadyBytes.Length);
PlayerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
Joined = true;
ushort playerStatus = BitConverter.ToUInt16(playerReadyBytes, 0);
bool playerReady = false;
if (playerStatus == 1)
{
playerReady = true;
}
// Check ping every second
PingTimer = new Stopwatch();
PingTimer.Start();
pingInterval = new Timer(CheckPing, null, 0, 1000);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerJoinedEvent?.Invoke(this, new PlayerJoinedArguments(PlayerId, true, playerReady));
});
}
}
else if (packet.commandType == 4)
{
// <Player>
// Game state from host
byte[] stateBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 0, stateBytes, 0, stateBytes.Length);
ushort state = BitConverter.ToUInt16(stateBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MatchStateEvent?.Invoke(null, new MatchStateArguments(
state
));
});
}
else if (packet.commandType == 5)
{
// <Host/Player>
// Leave request from host/player
leaveRequestReceived = true;
if (host)
{
// Broadcast to all players
byte[] playerLeftPayload = Encoding.ASCII.GetBytes(PlayerId);
Tuple <short, byte[]> playerLeftPacket = server.CreatePacket(Packets.PlayerLeft, playerLeftPayload);
await server.SendPacket(playerLeftPacket);
}
// Stop ping interval
if (pingInterval != null)
{
pingInterval.Dispose();
}
// Remove from connections list
server.PlayerLeft(this);
// Update player list and UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerLeftEvent?.Invoke(this, new PlayerLeftArguments(PlayerId, false));
});
// Disconnect player
Tuple <short, byte[]> leaveReplyPacket = CreatePacket(Packets.LeaveReply, null);
await SendPacket(leaveReplyPacket);
this.Close();
}
else if (packet.commandType == 6)
{
// <Host/Player>
// Leave reply from host/player
LeaveRequestAccepted = true;
if (host)
{
Game.Log("Player (" + PlayerId + ") accepted the leave request.");
}
else
{
Game.Log("Host accepted the leave request.");
}
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
LeaveReplyEvent.Invoke(null);
});
}
else if (packet.commandType == 7)
{
// <Player>
// Ping request from host
Tuple <short, byte[]> pingReplyPacket = CreatePacket(Packets.PingReply, null);
await SendPacket(pingReplyPacket);
if (PingTimer != null)
{
PingTimer.Restart();
}
}
else if (packet.commandType == 8 && host)
{
// <Host>
// Ping reply from player
PingTimer.Stop();
PingTime = (ulong)PingTimer.ElapsedMilliseconds;
pingReplyReceived = true;
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerPingEvent?.Invoke(this, new PlayerPingArguments(PlayerId, PingTime));
});
// Send to all players
byte[] playerPingTimePayload = new byte[23];
byte[] playerIdPaddedBytes = new byte[15];
byte[] playerIdBytes = Encoding.ASCII.GetBytes(PlayerId);
byte[] playerPingTimeBytes = BitConverter.GetBytes(PingTime);
System.Buffer.BlockCopy(playerIdBytes, 0, playerIdPaddedBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(playerIdPaddedBytes, 0, playerPingTimePayload, 0, playerIdPaddedBytes.Length);
System.Buffer.BlockCopy(playerPingTimeBytes, 0, playerPingTimePayload, playerIdPaddedBytes.Length, playerPingTimeBytes.Length);
Tuple <short, byte[]> playerPingTimePacket = server.CreatePacket(Packets.PlayerPing, playerPingTimePayload);
await server.SendPacket(playerPingTimePacket);
}
else if (packet.commandType == 9)
{
// <Player>
// Player from list
byte[] playerIdBytes = new byte[15];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, 15);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
byte[] playerReadyStatusBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 15, playerReadyStatusBytes, 0, 2);
ushort playerReadyStatus = BitConverter.ToUInt16(playerReadyStatusBytes, 0);
bool playerReady = false;
if (playerReadyStatus == 1)
{
playerReady = true;
}
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerJoinedEvent?.Invoke(this, new PlayerJoinedArguments(playerId, false, playerReady));
});
}
else if (packet.commandType == 10)
{
// <Player>
// Player joined
byte[] playerIdBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, packet.payload.Length);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerJoinedEvent?.Invoke(this, new PlayerJoinedArguments(playerId, false, false));
});
}
else if (packet.commandType == 11)
{
// <Player>
// Player left
byte[] playerIdBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, packet.payload.Length);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerLeftEvent?.Invoke(this, new PlayerLeftArguments(playerId, false));
});
}
else if (packet.commandType == 12)
{
// <Player>
// Ready time left
byte[] readyTimeLeftBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, readyTimeLeftBytes, 0, 4);
uint readyTimeLeft = BitConverter.ToUInt32(readyTimeLeftBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
ReadyTimeEvent?.Invoke(null, new ReadyTimeLeftArguments(readyTimeLeft));
});
}
else if (packet.commandType == 13)
{
// <Player>
// Player ping time
byte[] playerIdBytes = new byte[15];
byte[] playerPingTimeBytes = new byte[8];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, 15);
System.Buffer.BlockCopy(packet.payload, 15, playerPingTimeBytes, 0, 8);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
ulong playerPingTime = BitConverter.ToUInt64(playerPingTimeBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerPingEvent?.Invoke(null, new PlayerPingArguments(playerId, playerPingTime));
});
}
else if (packet.commandType == 14 && host)
{
// <Host>
// Player ready
byte[] readyStatusBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, readyStatusBytes, 0, packet.payload.Length);
ushort readyStatus = BitConverter.ToUInt16(readyStatusBytes, 0);
if (readyStatus == 0)
{
Ready = false;
}
else
{
Ready = true;
}
// Broadcast to all players
byte[] playerStatusPayload = new byte[17];
byte[] playerIdPaddedBytes = new byte[15];
byte[] playerIdBytes = Encoding.ASCII.GetBytes(PlayerId);
byte[] playerReadyStatusBytes = BitConverter.GetBytes(readyStatus);
System.Buffer.BlockCopy(playerIdBytes, 0, playerIdPaddedBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(playerIdPaddedBytes, 0, playerStatusPayload, 0, playerIdPaddedBytes.Length);
System.Buffer.BlockCopy(playerReadyStatusBytes, 0, playerStatusPayload, playerIdPaddedBytes.Length, playerReadyStatusBytes.Length);
Tuple <short, byte[]> playeReadyStatusPacket = server.CreatePacket(Packets.PlayerReady, playerStatusPayload);
await server.SendPacket(playeReadyStatusPacket);
// Update ready state
server.PlayerReady(this);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerReadyEvent?.Invoke(null, new PlayerReadyArguments(PlayerId, Ready));
});
}
else if (packet.commandType == 15)
{
// <Player>
// Player ready
byte[] playerIdBytes = new byte[15];
byte[] playerReadyStatusBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, 15);
System.Buffer.BlockCopy(packet.payload, 15, playerReadyStatusBytes, 0, 2);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
ushort playerReadyStatus = BitConverter.ToUInt16(playerReadyStatusBytes, 0);
bool ready = false;
if (playerReadyStatus == 1)
{
ready = true;
}
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerReadyEvent?.Invoke(null, new PlayerReadyArguments(playerId, ready));
});
}
else if (packet.commandType == 16)
{
// <Player>
// Load map
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
LoadMapEvent?.Invoke(null);
});
}
else if (packet.commandType == 17)
{
// <Player>
// Map objects created
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MapObjectsCreatedEvent?.Invoke(null);
});
}
else if (packet.commandType == 18 && host)
{
// <Host>
// Map objects requested
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerMapObjectsRequestedEvent?.Invoke(this);
});
}
else if (packet.commandType == 19)
{
// <Player>
// Target position
byte[] targetXBytes = new byte[4];
byte[] targetYBytes = new byte[4];
System.Buffer.BlockCopy(packet.payload, 0, targetXBytes, 0, 4);
System.Buffer.BlockCopy(packet.payload, targetXBytes.Length, targetYBytes, 0, 4);
float targetX = BitConverter.ToSingle(targetXBytes, 0);
float targetY = BitConverter.ToSingle(targetYBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
TargetPositionEvent?.Invoke(null, new TargetPositionArguments(targetX, targetY));
});
}
else if (packet.commandType == 20)
{
// <Player>
// Score
byte[] playerIdBytes = new byte[15];
byte[] scoreBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, 15);
System.Buffer.BlockCopy(packet.payload, playerIdBytes.Length, scoreBytes, 0, scoreBytes.Length);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
ushort score = BitConverter.ToUInt16(scoreBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerScoreEvent?.Invoke(null, new PlayerScoreArguments(playerId, score));
});
}
else if (packet.commandType == 21)
{
// <Player>
// Map data end
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MapDataEndEvent?.Invoke(null);
});
}
else if (packet.commandType == 22 && host)
{
// <Host>
// Player map loaded
if (!MapLoaded)
{
MapLoaded = true;
server.PlayerMapLoaded(this);
}
}
else if (packet.commandType == 23)
{
// <Player>
// Show map
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
ShowMapEvent?.Invoke(this);
});
}
else if (packet.commandType == 24 && host)
{
// <Host>
// Player map shown
if (!MapShown)
{
MapShown = true;
server.PlayerMapShown(this);
}
}
else if (packet.commandType == 25)
{
// <Player>
// Match countdown
byte[] countdownBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, countdownBytes, 0, 4);
uint countdownSeconds = BitConverter.ToUInt32(countdownBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MatchCountdownEvent?.Invoke(this, new MatchCountdownArguments(countdownSeconds));
});
}
else if (packet.commandType == 26)
{
// <Player>
// Match started
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MatchStartedEvent?.Invoke(this);
});
}
else if (packet.commandType == 27 && host)
{
// <Host>
// Player position
byte[] playerXBytes1 = new byte[4];
byte[] playerYBytes1 = new byte[4];
byte[] playerAngleBytes1 = new byte[4];
System.Buffer.BlockCopy(packet.payload, 0, playerXBytes1, 0, 4);
System.Buffer.BlockCopy(packet.payload, playerXBytes1.Length, playerYBytes1, 0, 4);
System.Buffer.BlockCopy(packet.payload, playerXBytes1.Length + playerYBytes1.Length, playerAngleBytes1, 0, 4);
PlayerX = BitConverter.ToSingle(playerXBytes1, 0);
PlayerY = BitConverter.ToSingle(playerYBytes1, 0);
PlayerAngle = BitConverter.ToSingle(playerAngleBytes1, 0);
// Broadcast to all players
byte[] positionPayload = new byte[27];
byte[] playerIdPaddedBytes = new byte[15];
byte[] playerIdBytes = Encoding.ASCII.GetBytes(PlayerId);
byte[] playerX = BitConverter.GetBytes(PlayerX);
byte[] playerY = BitConverter.GetBytes(PlayerY);
byte[] playerAngle = BitConverter.GetBytes(PlayerAngle);
System.Buffer.BlockCopy(playerIdBytes, 0, playerIdPaddedBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(playerIdPaddedBytes, 0, positionPayload, 0, playerIdPaddedBytes.Length);
System.Buffer.BlockCopy(playerX, 0, positionPayload, playerIdPaddedBytes.Length, playerX.Length);
System.Buffer.BlockCopy(playerY, 0, positionPayload, playerIdPaddedBytes.Length + playerX.Length, playerY.Length);
System.Buffer.BlockCopy(playerAngle, 0, positionPayload, playerIdPaddedBytes.Length + playerX.Length + playerY.Length, playerAngle.Length);
Tuple <short, byte[]> playerPositionPacket = server.CreatePacket(Packets.PlayerPosition, positionPayload);
await server.SendPacket(playerPositionPacket);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerPositionEvent?.Invoke(null, new PlayerPositionArguments(PlayerId, PlayerX, PlayerY, PlayerAngle));
});
}
else if (packet.commandType == 28)
{
// <Player>
// Player position
byte[] playerIdBytes = new byte[15];
byte[] playerXBytes = new byte[4];
byte[] playerYBytes = new byte[4];
byte[] playerAngleBytes = new byte[4];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, 15);
System.Buffer.BlockCopy(packet.payload, playerIdBytes.Length, playerXBytes, 0, playerXBytes.Length);
System.Buffer.BlockCopy(packet.payload, playerIdBytes.Length + playerXBytes.Length, playerYBytes, 0, playerYBytes.Length);
System.Buffer.BlockCopy(packet.payload, playerIdBytes.Length + playerXBytes.Length + playerYBytes.Length, playerAngleBytes, 0, playerAngleBytes.Length);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
float playerX = BitConverter.ToSingle(playerXBytes, 0);
float playerY = BitConverter.ToSingle(playerYBytes, 0);
float playerAngle = BitConverter.ToSingle(playerAngleBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerPositionEvent?.Invoke(null, new PlayerPositionArguments(playerId, playerX, playerY, playerAngle));
});
}
else if (packet.commandType == 29)
{
// <Player>
// Match time left
byte[] timeLeftBytes = new byte[packet.payload.Length];
System.Buffer.BlockCopy(packet.payload, 0, timeLeftBytes, 0, 4);
uint timeLeftSeconds = BitConverter.ToUInt32(timeLeftBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MatchTimeLeftEvent?.Invoke(null, new MatchTimeLeftArguments(timeLeftSeconds));
});
}
else if (packet.commandType == 30 && host)
{
// <Host>
// Target reached
TargetIndex++;
// Sent to all players
byte[] targetReachedPayload = new byte[17];
byte[] playerIdPaddedBytes = new byte[15];
byte[] playerIdBytes = Encoding.ASCII.GetBytes(PlayerId);
byte[] targetIndex = BitConverter.GetBytes(TargetIndex);
System.Buffer.BlockCopy(playerIdBytes, 0, playerIdPaddedBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(playerIdPaddedBytes, 0, targetReachedPayload, 0, playerIdPaddedBytes.Length);
System.Buffer.BlockCopy(targetIndex, 0, targetReachedPayload, playerIdPaddedBytes.Length, targetIndex.Length);
Tuple <short, byte[]> targetReachedPacket = server.CreatePacket(Packets.PlayerTargetReached, targetReachedPayload);
await server.SendPacket(targetReachedPacket);
// Update UI
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerTargetReachedEvent?.Invoke(null, new PlayerTargetReachedArguments(PlayerId, TargetIndex));
});
}
else if (packet.commandType == 31)
{
// <Player>
// Target reached
byte[] playerIdBytes = new byte[15];
byte[] playerTargetIndexBytes = new byte[2];
System.Buffer.BlockCopy(packet.payload, 0, playerIdBytes, 0, playerIdBytes.Length);
System.Buffer.BlockCopy(packet.payload, playerIdBytes.Length, playerTargetIndexBytes, 0, playerTargetIndexBytes.Length);
string playerId = Encoding.UTF8.GetString(playerIdBytes).Replace("\0", String.Empty);
ushort playerTargetIndex = BitConverter.ToUInt16(playerTargetIndexBytes, 0);
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
PlayerTargetReachedEvent?.Invoke(null, new PlayerTargetReachedArguments(playerId, playerTargetIndex));
});
}
else if (packet.commandType == 32)
{
// <Player>
// Match ended
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
MatchEndedEvent?.Invoke(this);
});
}
else if (packet.commandType == 33)
{
// <Player>
// Load match details
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
LoadMatchDetailsEvent?.Invoke(this);
});
}
else if (packet.commandType == 34 && host)
{
// <Host>
// Cleanup completed
if (!CleanupCompleted)
{
CleanupCompleted = true;
server.PlayerCleanupCompleted(this);
}
}
else if (packet.commandType == 35)
{
// <Player>
// Show match details
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.High, () =>
{
ShowMatchDetailsEvent?.Invoke(this);
});
}
}
private void PingTimer_Elapsed(object sender, ElapsedEventArgs e)
{
lock (_receivedAckLock)
{
if (!ReceivedAck && ActiveNode != null)
{
Debug.WriteLine($"No direct response from Node {ActiveNode.Endpoint}");
Logger.LogInformation($"No direct response from Node {ActiveNode.Endpoint}");
lock (_nodesLock)
{
if (Nodes.Count >= 1)
{
// Select k num of nodes.
RNGCryptoServiceProvider provider = new RNGCryptoServiceProvider();
// Get four random bytes.
byte[] four_bytes = new byte[4];
provider.GetBytes(four_bytes);
// Convert that into an uint.
int num = BitConverter.ToInt32(four_bytes, 0);
num = num < 0 ? num * -1 : num;
int k = 1 + (num % Math.Min(Nodes.Count, 8));
// Create list of node candidates, remove active node.
var candidates = Nodes.ToList();
candidates.Remove(ActiveNode);
// Shuffle candidates
candidates.Shuffle();
// Select k nodes
var nodesToPingReq = candidates.Take(k);
if (!nodesToPingReq.Any())
{
Debug.WriteLine("No nodes to select from");
Logger.LogInformation("No nodes to select from");
}
foreach (var node in nodesToPingReq)
{
Debug.WriteLine($"Sending pingreq for {ActiveNode.Endpoint} to {node.Endpoint}");
Logger.LogInformation($"Sending pingreq for {ActiveNode.Endpoint} to {node.Endpoint}");
ProtocolProvider.SendMessage(node, new PingReqMessage(PingCorrelationId.Value, ActiveNode, ProtocolProvider.Node));
}
}
}
}
else if (ReceivedAck && ActiveNode != null)
{
Debug.WriteLine($"Node {ActiveNode.Endpoint} responded with Ack, marking as alive");
Logger.LogInformation($"Node {ActiveNode.Endpoint} responded with Ack, marking as alive");
}
}
PingTimer.Stop();
}