Implemented primitive server "heartbeat" logic, which sends server info from server to client without being connected.

include/Engine/Network/Client.h

@@ -14,6 +14,7 @@
 #include "Network/MessageType.h"
 #include "Network/PlayerDefinition.h"
 #include "Network/UDPClient.h"
+#include "Network/UDPServer.h" //LOL
 #include "Network/TCPClient.h"
 #include "Network/SnapshotDefinitions.h"
 #include "Core/World.h"
@@ -82,6 +83,7 @@ public:
     void parseTCPConnect(Packet& packet);
     void parsePlayerConnected(Packet& packet);
     void parsePing();
+    void parseHeartbeat(Packet& packet);
     void parseKick();
     void parsePlayersSpawned(Packet& packet);
     void parseEntityDeletion(Packet& packet);
@@ -112,6 +114,7 @@ public:
     void parsePlayerDamage(Packet& packet);
 private:
     UDPClient m_Unreliable;
+    UDPServer m_Heartbeat;
     TCPClient m_Reliable;
 };
 

include/Engine/Network/MessageType.h

@@ -19,6 +19,7 @@ enum class MessageType
     EntityDeleted,
     ComponentDeleted,
     PlayerTransform,
+    Heartbeat,
     Invalid
 };
 

include/Engine/Network/Server.h

@@ -8,6 +8,7 @@
 
 #include "Network/TCPServer.h"
 #include "Network/UDPServer.h"
+#include "Network/UDPClient.h" //LOL
 #include "Network/MessageType.h"
 #include "Network/PlayerDefinition.h"
 #include "Core/World.h"
@@ -32,6 +33,7 @@ private:
     // Network channels
     TCPServer m_Reliable;
     UDPServer m_Unreliable;
+    UDPClient m_Heartbeat;
     // dont forget to set these in the childrens receive logic
     boost::asio::ip::address m_Address;
     int m_Port = 27666;
@@ -44,11 +46,13 @@ private:
     // time for previouse message
     std::clock_t previousePingMessage = std::clock();
     std::clock_t previousSnapshotMessage = std::clock();
+    std::clock_t previousHeartbeat = std::clock();
     std::clock_t timOutTimer = std::clock();
 
     // How often we send messages (milliseconds)
     float pingIntervalMs;
     float snapshotInterval;
+    float heartbeatInterval = 5000;
     int checkTimeOutInterval = 100;
     int m_NextPlayerID = 0;
     std::vector<Events::InputCommand> m_InputCommandsToBroadcast;
@@ -67,6 +71,7 @@ private:
     void addChildrenToPacket(Packet& packet, EntityID entityID);
     void addInputCommandsToPacket(Packet& packet);
     void sendPing();
+    void sendHeartBeat();
     void checkForTimeOuts();
     void disconnect(PlayerID playerID);
     void parseMessageType(Packet& packet);

include/Engine/Network/UDPServer.h

@@ -8,6 +8,7 @@ class UDPServer : public NetworkServer
 {
 public:
     UDPServer();
+    UDPServer(int port);
     ~UDPServer();
     void AcceptNewConnections(int& nextPlayerID, std::map<PlayerID, PlayerDefinition>& connectedPlayers);
     void Receive(Packet & packet, PlayerDefinition & playerDefinition);