Fixed game crash, and improved timer

- Fixed the null pointer exception that happened on slower computers
- Made the timer start counting down when the host clicks ready

Tags: #story[1109]

src/main/java/seng302/gameServer/GameState.java

@@ -89,7 +89,7 @@ public class GameState implements Runnable {
         markOrder = new MarkOrder(); //This could be instantiated at some point with a select map?
         markListeners = new ArrayList<>();
 
-        startTime = System.currentTimeMillis() + 60000;
+        resetStartTime();
 
         new Thread(this).start();   //Run the auto updates on the game state
         new Thread(this, "GameState").start();   //Run the auto updates on the game state
@@ -149,6 +149,10 @@ public class GameState implements Runnable {
         return startTime;
     }
 
+    public static void resetStartTime(){
+        startTime = System.currentTimeMillis() + MainServerThread.TIME_TILL_START;
+    }
+
     public static Double getWindDirection() {
         return windDirection;
     }

src/main/java/seng302/gameServer/MainServerThread.java

@@ -27,9 +27,9 @@ public class MainServerThread implements Runnable, ClientConnectionDelegate {
     private static final int PORT = 4942;
     private static final Integer CLIENT_UPDATES_PER_SECOND = 10;
     private static final int LOG_LEVEL = 1;
-    private static final int PRESTART_TIME = 60 * -1000;
-    private static final int WARNING_TIME = 30 * -1000;
-    private static final int PREPATORY_TIME = 10 * -1000;
+    private static final int WARNING_TIME = 10 * -1000;
+    private static final int PREPATORY_TIME = 5 * -1000;
+    public static final int TIME_TILL_START = 10 * 1000;
 
     private boolean terminated;
 

src/main/java/seng302/visualiser/GameClient.java

@@ -12,6 +12,7 @@ import javafx.fxml.FXMLLoader;
 import javafx.scene.Node;
 import javafx.scene.input.KeyEvent;
 import javafx.scene.layout.Pane;
+import seng302.gameServer.GameState;
 import seng302.gameServer.MainServerThread;
 import seng302.gameServer.server.messages.BoatAction;
 import seng302.model.ClientYacht;
@@ -76,8 +77,16 @@ public class GameClient {
         LobbyController lobbyController = loadLobby();
         lobbyController.setPlayerListSource(clientLobbyList);
         lobbyController.disableReadyButton();
-        lobbyController.setTitle(regattaData.getRegattaName());
-        lobbyController.setCourseName(regattaData.getCourseName());
+
+        if (regattaData != null){
+            lobbyController.setTitle(regattaData.getRegattaName());
+            lobbyController.setCourseName(regattaData.getCourseName());
+        }
+        else{
+            lobbyController.setTitle(ipAddress);
+            lobbyController.setCourseName("");
+        }
+
         lobbyController.addCloseListener((exitCause) -> this.loadStartScreen());
         this.lobbyController = lobbyController;
     }
@@ -98,10 +107,20 @@ public class GameClient {
         socketThread.addStreamObserver(this::parsePackets);
         LobbyController lobbyController = loadLobby();
         lobbyController.setPlayerListSource(clientLobbyList);
-        lobbyController.setTitle("Hosting: " + regattaData.getRegattaName());
-        lobbyController.setCourseName(regattaData.getCourseName());
+
+        if (regattaData != null){
+            lobbyController.setTitle("Hosting: " + regattaData.getRegattaName());
+            lobbyController.setCourseName(regattaData.getCourseName());
+        }
+        else{
+            lobbyController.setTitle("Hosting: " + ipAddress);
+            lobbyController.setCourseName("");
+        }
+
         lobbyController.addCloseListener(exitCause -> {
             if (exitCause == CloseStatus.READY) {
+                GameState.resetStartTime();
+                lobbyController.disableReadyButton();
                 server.startGame();
             } else if (exitCause == CloseStatus.LEAVE) {
                 loadStartScreen();

src/main/java/seng302/visualiser/controllers/LobbyController.java

@@ -96,7 +96,7 @@ public class LobbyController {
         );
         initialiseImageView();
 
-        timeUntilStart.setText("");
+        timeUntilStart.setText("Waiting For Host...");
     }
 
     /**
@@ -170,7 +170,7 @@ public class LobbyController {
 
     public void updateRaceState(RaceState raceState){
         this.raceState = raceState;
-        timeUntilStart.setText(raceState.getRaceTimeStr());
+        timeUntilStart.setText("Starting in: " + raceState.getRaceTimeStr());
     }
 
     public void disableReadyButton () {