diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/Asset.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/Asset.java
index 4e73fda1..f10c4259 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/Asset.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/Asset.java
@@ -1,5 +1,10 @@
 package pp.mdga.client;
 
+/**
+ * Represents different assets in the application. Each asset may have an associated model path,
+ * diffuse texture path, and a size factor. The enum provides multiple constructors to handle
+ * varying levels of detail for different assets.
+ */
 public enum Asset {
     bigTent,
     cardStack,
@@ -41,6 +46,9 @@ public enum Asset {
     private final float size;
     private static final String root = "Models/";
 
+    /**
+     * Default constructor. Initializes modelPath and diffPath based on the enum name and sets default size to 1.0.
+     */
     Asset() {
         String folderFileName = "./" + root + name() + "/" + name();
         this.modelPath = folderFileName + ".j3o";
@@ -48,12 +56,23 @@ public enum Asset {
         this.size = 1f;
     }
 
+    /**
+     * Constructor with specific model path and diffuse texture path.
+     *
+     * @param modelPath Path to the 3D model file.
+     * @param diffPath  Path to the diffuse texture file.
+     */
     Asset(String modelPath, String diffPath) {
         this.modelPath = modelPath;
         this.diffPath = diffPath;
         this.size = 1f;
     }
 
+    /**
+     * Constructor with specific model path. Diffuse texture path is derived based on enum name.
+     *
+     * @param modelPath Path to the 3D model file.
+     */
     Asset(String modelPath) {
         String folderFileName = "./" + root + name() + "/" + name();
         this.modelPath = modelPath;
@@ -61,6 +80,11 @@ public enum Asset {
         this.size = 1f;
     }
 
+    /**
+     * Constructor with specific size. Model and texture paths are derived based on enum name.
+     *
+     * @param size Scaling factor for the asset.
+     */
     Asset(float size) {
         String folderFileName = "./" + root + name() + "/" + name();
         this.modelPath = folderFileName + ".j3o";
@@ -68,20 +92,42 @@ public enum Asset {
         this.size = size;
     }
 
+    /**
+     * Constructor with specific model path, diffuse texture path, and size.
+     *
+     * @param modelPath Path to the 3D model file.
+     * @param diffPath  Path to the diffuse texture file.
+     * @param size      Scaling factor for the asset.
+     */
     Asset(String modelPath, String diffPath, float size){
         this.modelPath = modelPath;
         this.diffPath = diffPath;
         this.size = size;
     }
 
+    /**
+     * Gets the model path for the asset.
+     *
+     * @return Path to the 3D model file.
+     */
     public String getModelPath() {
         return modelPath;
     }
 
+    /**
+     * Gets the diffuse texture path for the asset.
+     *
+     * @return Path to the diffuse texture file, or null if not applicable.
+     */
     public String getDiffPath() {
         return diffPath;
     }
 
+    /**
+     * Gets the scaling factor for the asset.
+     *
+     * @return The size of the asset.
+     */
     public float getSize() {
         return size;
     }
diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/InputSynchronizer.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/InputSynchronizer.java
index 895042a3..d7628792 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/InputSynchronizer.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/InputSynchronizer.java
@@ -32,6 +32,12 @@ public class InputSynchronizer {
     private CardControl hoverCard;
     private PieceControl hoverPiece;
 
+    /**
+     * Constructor initializes the InputSynchronizer with the application context.
+     * Sets up input mappings and listeners for user interactions.
+     *
+     * @param app The application instance
+     */
     InputSynchronizer(MdgaApp app) {
         this.app = app;
 
@@ -41,6 +47,9 @@ public class InputSynchronizer {
         setupInput();
     }
 
+    /**
+     * Configures input mappings for various actions and binds them to listeners.
+     */
     private void setupInput() {
         inputManager.addMapping("Settings", new KeyTrigger(KeyInput.KEY_ESCAPE));
         inputManager.addMapping("Forward", new KeyTrigger(KeyInput.KEY_RETURN));
@@ -61,6 +70,9 @@ private void setupInput() {
 
     private boolean test = false;
 
+    /**
+     * Handles action-based input events such as key presses and mouse clicks.
+     */
     private final ActionListener actionListener = new ActionListener() {
         @Override
         public void onAction(String name, boolean isPressed, float tpf) {
@@ -105,6 +117,9 @@ else if(boardSelect != null) {
         }
     };
 
+    /**
+     * Handles analog-based input events such as mouse movement and scrolling.
+     */
     private final AnalogListener analogListener = new AnalogListener() {
         @Override
         public void onAnalog(String name, float value, float tpf) {
@@ -127,6 +142,9 @@ else if (name.equals("MouseLeft") || name.equals("MouseRight") || name.equals("M
         }
     };
 
+    /**
+     * Detects the hovered piece and updates its hover state.
+     */
     private <T extends AbstractControl> T checkHover(Camera cam, Node root, Class<T> controlType) {
         CollisionResults results = new CollisionResults();
         Ray ray = new Ray(cam.getLocation(), getMousePos(cam).subtract(cam.getLocation()).normalize());
@@ -137,6 +155,9 @@ private <T extends AbstractControl> T checkHover(Camera cam, Node root, Class<T>
         return null;
     }
 
+    /**
+     * Detects the hovered card and updates its hover state.
+     */
     private <T extends AbstractControl> T checkHoverOrtho(Camera cam, Node root, Class<T> controlType) {
         CollisionResults results = new CollisionResults();
         Vector3f mousePos = getMousePos(cam);
@@ -152,63 +173,110 @@ private <T extends AbstractControl> T checkHoverOrtho(Camera cam, Node root, Cla
         return null;
     }
 
+    /**
+     * Handles the hover state for a piece in the game.
+     * Checks if a piece is being hovered over, updates the hover state, and triggers hover effects.
+     */
     private void hoverPiece() {
         if (app.getView() instanceof GameView gameView) {
             PieceControl control = checkPiece();
             if (control != null) {
-                if(control != hoverPiece){
+                if (control != hoverPiece) {
                     pieceOff();
                     hoverPiece = control;
                     hoverPiece.hover();
                 }
+            } else {
+                pieceOff();
             }
-            else pieceOff();
         }
     }
 
+    /**
+     * Handles the hover state for a card in the game.
+     * Checks if a card is being hovered over, updates the hover state, and triggers hover effects.
+     */
     private void hoverCard() {
         if (app.getView() instanceof GameView gameView) {
             CardControl control = checkCard(gameView);
             if (control != null) {
-                if(control != hoverCard){
+                if (control != hoverCard) {
                     cardOff();
                     hoverCard = control;
                     hoverCard.hover();
                 }
+            } else {
+                cardOff();
             }
-            else cardOff();
         }
     }
 
-    private PieceControl checkPiece(){
+    /**
+     * Checks if a piece is being hovered over in the 3D game world.
+     *
+     * @return The PieceControl of the hovered piece, or null if no piece is hovered.
+     */
+    private PieceControl checkPiece() {
         return checkHover(app.getCamera(), app.getRootNode(), PieceControl.class);
     }
 
-    private CardControl checkCard(GameView gameView){
-        return checkHoverOrtho(gameView.getGuiHandler().getCardLayerCamera(), gameView.getGuiHandler().getCardLayerRootNode(), CardControl.class);
+    /**
+     * Checks if a card is being hovered over in the 2D card layer.
+     *
+     * @param gameView The current game view.
+     * @return The CardControl of the hovered card, or null if no card is hovered.
+     */
+    private CardControl checkCard(GameView gameView) {
+        return checkHoverOrtho(
+            gameView.getGuiHandler().getCardLayerCamera(),
+            gameView.getGuiHandler().getCardLayerRootNode(),
+            CardControl.class
+        );
     }
 
-    private void pieceOff(){
-        if(hoverPiece != null) hoverPiece.hoverOff();
+    /**
+     * Disables the hover effect on the currently hovered piece, if any.
+     */
+    private void pieceOff() {
+        if (hoverPiece != null) hoverPiece.hoverOff();
         hoverPiece = null;
     }
 
-    private void cardOff(){
-        if(hoverCard != null) hoverCard.hoverOff();
+    /**
+     * Disables the hover effect on the currently hovered card, if any.
+     */
+    private void cardOff() {
+        if (hoverCard != null) hoverCard.hoverOff();
         hoverCard = null;
     }
 
-    private Vector3f getMousePos(Camera cam){
+    /**
+     * Retrieves the current mouse position in the 3D world using the specified camera.
+     *
+     * @param cam The camera used for determining the mouse position.
+     * @return A Vector3f representing the mouse position in the 3D world.
+     */
+    private Vector3f getMousePos(Camera cam) {
         Vector2f mousePositionScreen = inputManager.getCursorPosition();
         Vector3f world = cam.getWorldCoordinates(mousePositionScreen, 0);
         if (cam.isParallelProjection()) world.setZ(0);
         return world;
     }
 
+    /**
+     * Gets the current rotation angle of the game element.
+     *
+     * @return The rotation angle in degrees, normalized to 360 degrees.
+     */
     public float getRotation() {
         return (rotationAngle / 2) % 360;
     }
 
+    /**
+     * Gets the current scroll value.
+     *
+     * @return The scroll value as an integer.
+     */
     public int getScroll() {
         return scrollValue;
     }
diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaApp.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaApp.java
index fc972ef0..f0d55121 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaApp.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaApp.java
@@ -7,23 +7,54 @@
 import com.jme3.system.AppSettings;
 import pp.mdga.client.view.*;
 
+/**
+ * Main application class for the MdgaApp game.
+ * This class extends {@link SimpleApplication} and manages the game's lifecycle, states, and main components.
+ */
 public class MdgaApp extends SimpleApplication {
+
+    /** Handles animations in the application. */
     private AnimationHandler animationHandler;
+
+    /** Handles acoustic effects and state-based sounds. */
     private AcousticHandler acousticHandler;
+
+    /** Synchronizes notifications throughout the application. */
     private NotificationSynchronizer notificationSynchronizer;
+
+    /** Manages input events and synchronization. */
     private InputSynchronizer inputSynchronizer;
+
+    /** Synchronizes game models. */
     private ModelSynchronizer modelSynchronizer;
 
-    MdgaView view = null;
+    /** The currently active view in the application. */
+    private MdgaView view = null;
+
+    /** The current state of the application. */
     private MdgaState state = null;
 
-    private static float imageScale = 1.5f;
+    /** Scale for rendering images. */
+    private static final float imageScale = 1.5f;
 
+    /** The main menu view. */
     private MdgaView mainView;
+
+    /** The lobby view. */
     private MdgaView lobbyView;
+
+    /** The game view. */
     private MdgaView gameView;
+
+    /** The ceremony view. */
     private MdgaView ceremonyView;
 
+    /**
+     * Main entry point for the application.
+     * Configures settings and starts the application.
+     *
+     * @param args command-line arguments (not used)
+     */
     public static void main(String[] args) {
         AppSettings settings = new AppSettings(true);
         settings.setSamples(128);
@@ -38,6 +69,9 @@ public static void main(String[] args) {
         app.start();
     }
 
+    /**
+     * Initializes the application by setting up handlers, views, and entering the default state.
+     */
     @Override
     public void simpleInitApp() {
         GuiGlobals.initialize(this);
@@ -60,6 +94,11 @@ public void simpleInitApp() {
         enter(MdgaState.MAIN);
     }
 
+    /**
+     * Updates the application on each frame. Updates the view, acoustic handler, and notifications.
+     *
+     * @param tpf time per frame, used for smooth updating
+     */
     @Override
     public void simpleUpdate(float tpf) {
         view.update(tpf);
@@ -67,8 +106,14 @@ public void simpleUpdate(float tpf) {
         notificationSynchronizer.update();
     }
 
+    /**
+     * Transitions the application to a new state.
+     *
+     * @param state the new state to enter
+     * @throws RuntimeException if attempting to enter the {@link MdgaState#NONE} state
+     */
     public void enter(MdgaState state) {
-        if(null != view) {
+        if (null != view) {
             view.leave();
         }
 
@@ -88,7 +133,7 @@ public void enter(MdgaState state) {
                 view = ceremonyView;
                 break;
             case NONE:
-                throw new RuntimeException("cant enter state NONE");
+                throw new RuntimeException("Cannot enter state NONE");
         }
 
         acousticHandler.playState(state);
@@ -96,29 +141,83 @@ public void enter(MdgaState state) {
         view.enter();
     }
 
+    /**
+     * Gets the animation handler.
+     *
+     * @return the {@link AnimationHandler} instance
+     */
     public AnimationHandler getAnimationHandler() {
         return animationHandler;
     }
 
+    /**
+     * Gets the acoustic handler.
+     *
+     * @return the {@link AcousticHandler} instance
+     */
     public AcousticHandler getAcousticHandler() {
         return acousticHandler;
     }
 
-    public MdgaState getState() {return state; }
+    /**
+     * Gets the current state of the application.
+     *
+     * @return the current {@link MdgaState}
+     */
+    public MdgaState getState() {
+        return state;
+    }
 
+    /**
+     * Gets the image scaling factor.
+     *
+     * @return the image scale as a float
+     */
     public float getImageScale() {
         return imageScale;
     }
 
+    /**
+     * Gets the currently active view.
+     *
+     * @return the active {@link MdgaView}
+     */
     public MdgaView getView() {
         return view;
     }
 
+    /**
+     * Gets the model synchronizer.
+     *
+     * @return the {@link ModelSynchronizer} instance
+     */
     public ModelSynchronizer getModelSynchronize() {
         return modelSynchronizer;
     }
 
-    public InputSynchronizer getInputSynchronize() { return inputSynchronizer; }
+    /**
+     * Gets the input synchronizer.
+     *
+     * @return the {@link InputSynchronizer} instance
+     */
+    public InputSynchronizer getInputSynchronize() {
+        return inputSynchronizer;
+    }
 
-    public NotificationSynchronizer getNotificationSynchronizer() { return  notificationSynchronizer; }
+    /**
+     * Gets the notification synchronizer.
+     *
+     * @return the {@link NotificationSynchronizer} instance
+     */
+    public NotificationSynchronizer getNotificationSynchronizer() {
+        return notificationSynchronizer;
+    }
+
+    /**
+     * Prepares the app for a new game cycle.
+     */
+    public void setup() {
+
+    }
 }
+
diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaState.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaState.java
index 74b4f91a..8bf09621 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaState.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/MdgaState.java
@@ -1,9 +1,35 @@
 package pp.mdga.client;
 
+/**
+ * Enum representing the various states of the MdgaApp application.
+ * Each state corresponds to a distinct phase or mode of the application.
+ */
 public enum MdgaState {
+
+    /**
+     * Represents an undefined or uninitialized state.
+     * This state should not be entered during normal application execution.
+     */
     NONE,
+
+    /**
+     * Represents the main menu state.
+     * This is typically the first state entered when the application starts.
+     */
     MAIN,
+
+    /**
+     * Represents the lobby state where players can prepare or wait before starting a game.
+     */
     LOBBY,
+
+    /**
+     * Represents the main gameplay state where the core game mechanics take place.
+     */
     GAME,
+
+    /**
+     * Represents the ceremony state, typically used for post-game events or celebrations.
+     */
     CEREMONY;
 }
diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/NotificationSynchronizer.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/NotificationSynchronizer.java
index 5da02093..4274ba5f 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/NotificationSynchronizer.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/NotificationSynchronizer.java
@@ -117,7 +117,7 @@ private void handleGame(Notification notification) {
             boardHandler.moveHomePiece(home.getPieceId(), home.getHomeIndex());
             guiHandler.hideText();
         } else if (notification instanceof InterruptNotification) {
-            //TODO ???
+            app.enter(MdgaState.LOBBY);
         } else if (notification instanceof MovePieceNotification n) {
             if(n.isMoveStart()) {
                 //StartMove
diff --git a/Projekte/mdga/client/src/main/java/pp/mdga/client/view/MainView.java b/Projekte/mdga/client/src/main/java/pp/mdga/client/view/MainView.java
index be472b55..4cec73a7 100644
--- a/Projekte/mdga/client/src/main/java/pp/mdga/client/view/MainView.java
+++ b/Projekte/mdga/client/src/main/java/pp/mdga/client/view/MainView.java
@@ -34,6 +34,8 @@ public MainView(MdgaApp app) {
 
     @Override
     public void onEnter() {
+        app.setup();
+
         guiNode.attachChild(background);
 
         enterSub(SubState.MAIN);