src/HitResponse.java

@@ -34,4 +34,8 @@ public class HitResponse {
     public String toString() {
         return this.getPoint().toString() + " " + this.type.ordinal();
     }
+
+    public HitResponseType getType() {
+        return type;
+    }
 }

src/LocalPlayer.java

@@ -1,18 +1,58 @@
+import java.util.Random;
+
 public class LocalPlayer extends Player {
 
+    public LocalPlayer(){
+        super();
+        Random random = new Random();
+        this.myCoin = random.nextBoolean();
+    }
+
     @Override
     public synchronized void receiveShoot(Point point) {
         HitResponse hitResponse = board.getHitResponsOnPoint(point);
         if (!(hitResponse == null)){
             enemy.receiveHit(hitResponse);
+
         } else {
-            enemy.receiveHit(this.board.hit(point));
+            hitResponse = this.board.hit(point);
+            enemy.receiveHit(hitResponse);
+        }
+
+        switch (hitResponse.getType()) {
+            case HIT, SUNK -> this.myTurn = false;
+            case MISS -> this.myTurn = true;
+            case VICTORY -> System.out.println("Game Over"); //TODO Was halt bei victory passiert ist hier wurder verloheren
         }
     }
 
     @Override
     public synchronized void receiveHit(HitResponse hitResponse) {
         enemy.board.addHits(hitResponse);
+        switch (hitResponse.getType()) {
+            case HIT, SUNK -> this.myTurn = true;
+            case MISS -> this.myTurn = false;
+            case VICTORY -> System.out.println("Win"); // TODO was halt beim victory passier ist hier wurde gewonnen
+        }
+    }
+
+    @Override
+    public synchronized void receiveCoin(boolean coin) {
+        if (!this.haseReceivedCoin) {
+            boolean result = coin ^ this.myCoin; // XOR
+            this.myTurn = result == this.isServer;
+            this.haseReceivedCoin = true;
+        }
+    }
+
+    public void sendCoin() {
+        enemy.receiveCoin(this.myCoin);
+    }
+
+    @Override
+    public void shoot(Point point){
+        this.myTurn = false;
+        enemy.receiveShoot(point);
     }
 	
 }

src/OnlinePlayer.java

@@ -2,6 +2,8 @@ public abstract class OnlinePlayer extends Player implements AsyncSocketListener
     protected AsyncSocket socket;
     protected int wantedBoardSize;
 
+    protected boolean hasReceivedCoinPackage;
+
     public OnlinePlayer(int size, AsyncSocket socket) {
         this.socket = socket;
         this.wantedBoardSize = size;
@@ -17,4 +19,7 @@ public abstract class OnlinePlayer extends Player implements AsyncSocketListener
     @Override
     public abstract void receiveHit(HitResponse hitResponse);
 
+    @Override
+    public abstract void receiveCoin(boolean coin);
+
 }

src/OnlinePlayer_1_1_0.java

@@ -30,7 +30,13 @@ public class OnlinePlayer_1_1_0 extends OnlinePlayer {
 
 			// TODO: IAMU
 
-			// TODO: COIN
+			case "COIN":
+				if(!this.hasReceivedCoinPackage && (p.getData().equals("1") || p.getData().equals("0"))){
+                    this.myCoin = p.getData().equals("1");
+					enemy.receiveCoin(this.myCoin);
+					this.hasReceivedCoinPackage = true;
+				}
+				break;
 
 
 			case "SHOOT":
@@ -69,4 +75,12 @@ public class OnlinePlayer_1_1_0 extends OnlinePlayer {
 	public synchronized void receiveHit(HitResponse hitResponse) {
 		super.socket.send(new SocketPackage("HIT", hitResponse.toString()));
 	}
+
+	@Override
+	public synchronized void receiveCoin(boolean coin) {
+		if (!this.haseReceivedCoin) {
+			super.socket.send(new SocketPackage("COIN", String.valueOf(coin ? 1 : 0)));
+			this.haseReceivedCoin = true;
+		}
+	}
 }

src/Player.java

@@ -1,3 +1,4 @@
+import java.util.Random;
 
 public abstract class Player {
     protected boolean myTurn;
@@ -6,8 +7,16 @@ public abstract class Player {
     protected Player enemy;
     protected String name;
     protected Board board;
+    protected boolean myCoin;
 
-    public Player() {}
+    protected boolean sendCoin;
+
+    protected boolean haseReceivedCoin;
+
+    public Player() {
+        this.haseReceivedCoin = false;
+        this.sendCoin = false;
+    }
 
     public void createBoard(int size) {
         this.board = new Board(size);
@@ -17,9 +26,7 @@ public abstract class Player {
 
     public abstract void receiveHit(HitResponse hitResponse);
 
-    public void click(Point point) {
+    public abstract void shoot(Point point);
-
-    }
 
     public void beginTrun() {
 
@@ -35,4 +42,7 @@ public abstract class Player {
     public String getName() {
         return this.name;
     }
+
+
+    public abstract void receiveCoin(boolean coin);
 }