added different music for different game states

Projekte/battleship/model/src/main/java/pp/battleship/game/client/BattleState.java

@@ -11,6 +11,7 @@
 import pp.battleship.message.server.EffectMessage;
 import pp.battleship.model.IntPoint;
 import pp.battleship.model.ShipMap;
+import pp.battleship.notification.Music;
 import pp.battleship.notification.Sound;
 
 import java.lang.System.Logger.Level;
@@ -29,6 +30,7 @@ class BattleState extends ClientState {
      */
     public BattleState(ClientGameLogic logic, boolean myTurn) {
         super(logic);
+        logic.playMusic(Music.GAME_THEME);
         this.myTurn = myTurn;
     }
 
@@ -61,7 +63,7 @@ public void receivedEffect(EffectMessage msg) {
             logic.getOpponentMap().add(msg.getDestroyedShip());
         if (msg.isGameOver()) {
             msg.getRemainingOpponentShips().forEach(logic.getOpponentMap()::add);
-            logic.setState(new GameOverState(logic));
+            logic.setState(new GameOverState(logic, msg.isGameLost()));
         }
     }
 

Projekte/battleship/model/src/main/java/pp/battleship/game/client/ClientGameLogic.java

@@ -20,6 +20,8 @@
 import pp.battleship.notification.GameEventBroker;
 import pp.battleship.notification.GameEventListener;
 import pp.battleship.notification.InfoTextEvent;
+import pp.battleship.notification.Music;
+import pp.battleship.notification.MusicEvent;
 import pp.battleship.notification.Sound;
 import pp.battleship.notification.SoundEvent;
 
@@ -352,4 +354,12 @@ public void notifyListeners(GameEvent event) {
     public void update(float delta) {
         state.update(delta);
     }
+
+    /**
+     * Triggers an event to play specified music
+     * @param music the music to be played
+     */
+    public void playMusic(Music music){
+        notifyListeners(new MusicEvent(music));
+    }
 }

Projekte/battleship/model/src/main/java/pp/battleship/game/client/GameOverState.java

@@ -7,6 +7,8 @@
 
 package pp.battleship.game.client;
 
+import pp.battleship.notification.Music;
+
 /**
  * Represents the state of the client when the game is over.
  */
@@ -16,8 +18,14 @@ class GameOverState extends ClientState {
      *
      * @param logic the client game logic
      */
-    GameOverState(ClientGameLogic logic) {
+    GameOverState(ClientGameLogic logic, boolean loser) {
         super(logic);
+        if(loser){
+            logic.playMusic(Music.LOSE_THEME);
+        }
+        else {
+            logic.playMusic(Music.VICTORY_THEME);
+        }
     }
 
     /**

Projekte/battleship/model/src/main/java/pp/battleship/notification/GameEventListener.java

@@ -45,4 +45,12 @@ default void receivedEvent(SoundEvent event) { /* do nothing */ }
      * @param event the received event
      */
     default void receivedEvent(ClientStateEvent event) { /* do nothing */ }
+
+    /**
+     * Indicates that the music gets changed
+     *
+     * @param event the received Event
+     */
+    default void receivedEvent(MusicEvent event) { /* do nothing */ }
+
 }

Projekte/battleship/model/src/main/java/pp/battleship/notification/Music.java

@@ -0,0 +1,23 @@
+package pp.battleship.notification;
+
+/**
+ * Enumeration representing different types of music used in the game.
+ */
+public enum Music {
+    /**
+     * menu music
+     */
+    MENU_THEME,
+    /**
+     * ingame music
+     */
+    GAME_THEME,
+    /**
+     * music for a victory
+     */
+    VICTORY_THEME,
+    /**
+     * music for a loss
+     */
+    LOSE_THEME,
+}

Projekte/battleship/model/src/main/java/pp/battleship/notification/MusicEvent.java

@@ -0,0 +1,19 @@
+package pp.battleship.notification;
+
+/**
+ * Event when background music changes
+ *
+ * @param music the music to be played
+ */
+public record MusicEvent(Music music) implements GameEvent {
+
+    /**
+     * Notifies the game event listener the music event.
+     *
+     * @param listener the game event listener
+     */
+    @Override
+    public void notifyListener(GameEventListener listener) {
+        listener.receivedEvent(this);
+    }
+}