Started implementing the gameState broadcasts.

Initial xml files are almost broad casted, just need to create them (or import the for the regatta). Started the setup for sending boat location packets, should work once we get at least the boat xml working when being sent.

#story[1047]

src/main/java/seng302/gameServer/ServerToClientThread.java

@@ -1,16 +1,15 @@
 package seng302.gameServer;
 
 
+import java.util.ArrayList;
 import java.util.Random;
 import seng302.client.ClientPacketParser;
 import seng302.models.Player;
 import seng302.models.Yacht;
 import seng302.models.stream.packets.PacketType;
 import seng302.models.stream.packets.StreamPacket;
-import seng302.server.messages.ChatterMessage;
-import seng302.server.messages.Heartbeat;
-import seng302.server.messages.BoatActionType;
-import seng302.server.messages.Message;
+import seng302.models.xml.XMLGenerator;
+import seng302.server.messages.*;
 
 import java.io.*;
 import java.net.Socket;
@@ -35,9 +34,13 @@ public class ServerToClientThread extends Thread {
     private Boolean userIdentified = false;
     private Boolean connected = true;
     private Boolean updateClient = true;
+    private Boolean intiialisedRace = false;
 
+    private Integer seqNo;
     private Integer sourceId;
 
+    private XMLGenerator xml;
+
     public ServerToClientThread(Socket socket) {
         this.socket = socket;
         try {
@@ -51,6 +54,7 @@ public class ServerToClientThread extends Thread {
         Random rand = new Random();
         sourceId = rand.nextInt(100000);
         GameState.addYacht(sourceId, new Yacht("Kappa", "Kap", new GeoPoint(0.0, 0.0), 0.0));
+        seqNo = 0;
     }
 
     public void run() {
@@ -61,12 +65,16 @@ public class ServerToClientThread extends Thread {
             //System.out.print(".");
 
             try {
+                if (intiialisedRace) {
+                    sendSetupMessages();
+                }
+                
                 //Perform a write if it is time to as delegated by the MainServerThread
                 if (updateClient) {
                     // TODO: 13/07/17 wmu16 - Write out game state - some function that would write all appropriate messages to this output stream
                     ChatterMessage chatterMessage = new ChatterMessage(4, 14, "Hello, it's me");
                     sendMessage(chatterMessage);
-
+                    sendBoatLocationPackets();
 //                try {
 //                    GameState.outputState(os);
 //                } catch (IOException e) {
@@ -115,6 +123,16 @@ public class ServerToClientThread extends Thread {
 
     }
 
+    private void sendSetupMessages() {
+        xml = new XMLGenerator();
+        XMLMessage xmlMessage = new XMLMessage(xml.getRegattaAsXml(), XMLMessageSubType.REGATTA, xml.getRegattaAsXml().length());
+        sendMessage(xmlMessage);
+        xmlMessage = new XMLMessage(xml.getBoatsAsXml(), XMLMessageSubType.BOAT, xml.getBoatsAsXml().length());
+        sendMessage(xmlMessage);
+        xmlMessage = new XMLMessage(xml.getRaceAsXml(), XMLMessageSubType.RACE, xml.getRaceAsXml().length());
+        sendMessage(xmlMessage);
+    }
+
     public void updateClient() {
         updateClient = true;
     }
@@ -156,6 +174,11 @@ public class ServerToClientThread extends Thread {
     }
 
 
+    public void initialiseRace(){
+        intiialisedRace = true;
+    }
+    
+    
     private int readByte() throws Exception {
         int currentByte = -1;
         try {
@@ -192,4 +215,18 @@ public class ServerToClientThread extends Thread {
             e.printStackTrace();
         }
     }
+
+    private int getSeqNo(){
+        seqNo++;
+        return seqNo;
+    }
+
+
+    private void sendBoatLocationPackets(){
+        ArrayList<Yacht> yachts = new ArrayList<>(GameState.getYachts().values());
+        for (Yacht yacht: yachts){
+            BoatLocationMessage boatLocationMessage = new BoatLocationMessage(sourceId,getSeqNo(), yacht.getLocation().getLat(), yacht.getLocation().getLng(), yacht.getHeading(), (long) yacht.getVelocity());
+            sendMessage(boatLocationMessage);
+        }
+    }
 }