add gameOver screen

src/main/java/de/hsfulda/onses/controllers/GameController.java

@@ -21,6 +21,7 @@ public class GameController implements Controller {
     private final App app;
 
     private PropertyChangeListener lastPlayedCardPropertyChangeListener;
+    private PropertyChangeListener gameOverListener;
 
     private final ArrayList<Controller> controllers = new ArrayList<>();
     public GameController(App app, GameService gameService) {
@@ -59,6 +60,11 @@ public class GameController implements Controller {
         };
         game.listeners().addPropertyChangeListener(Game.PROPERTY_LAST_PLAYED_CARD, lastPlayedCardPropertyChangeListener);
 
+        gameOverListener = e -> {
+            app.show(new GameOverController(app));
+        };
+        game.listeners().addPropertyChangeListener(Game.PROPERTY_GAME_OVER, gameOverListener);
+
         exitGameButton.setOnAction(e -> {
             app.show(new AppController(app, new GameService()));
         });
@@ -96,5 +102,6 @@ public class GameController implements Controller {
             controller.destroy();
         }
         game.listeners().removePropertyChangeListener(Game.PROPERTY_LAST_PLAYED_CARD, lastPlayedCardPropertyChangeListener);
+        game.listeners().removePropertyChangeListener(Game.PROPERTY_GAME_OVER, gameOverListener);
     }
 }

src/main/java/de/hsfulda/onses/controllers/GameOverController.java

@@ -0,0 +1,40 @@
+package de.hsfulda.onses.controllers;
+
+import de.hsfulda.onses.App;
+import de.hsfulda.onses.Main;
+import de.hsfulda.onses.services.GameService;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.control.Button;
+
+import java.io.IOException;
+import java.util.Objects;
+
+public class GameOverController implements Controller {
+
+    private final App app;
+
+    public GameOverController(App app) {
+        this.app = app;
+    }
+    @Override
+    public Parent render() throws IOException {
+        final Parent parent = FXMLLoader.load(Objects.requireNonNull(Main.class.getResource("views/gameOver.fxml")));
+        final Button newGameButton = (Button) parent.lookup("#newGameBtn");
+
+        newGameButton.setOnAction(e -> {
+            app.show(new GameController(app, new GameService()));
+        });
+        return parent;
+    }
+
+    @Override
+    public void destroy() {
+
+    }
+
+    @Override
+    public String getTitle() {
+        return null;
+    }
+}

src/main/java/de/hsfulda/onses/models/Game.java

@@ -10,6 +10,7 @@ public class Game {
 
     public final static String PROPERTY_LAST_PLAYED_CARD = "lastPlayedCard";
     public final static String PROPERTY_DRAW_CARD_DECK = "drawCardDeck";
+    public final static String PROPERTY_GAME_OVER = "gameOver";
 
     protected PropertyChangeSupport listeners;
 
@@ -70,7 +71,9 @@ public class Game {
     }
 
     public void setGameOver(boolean gameOver) {
+        final boolean oldValue = gameOver;
         this.gameOver = gameOver;
+        this.firePropertyChange(PROPERTY_GAME_OVER, oldValue, gameOver);
     }
 
     public boolean getGameOver() {

src/main/resources/de/hsfulda/onses/views/gameOver.fxml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.AnchorPane?>
+<?import javafx.scene.text.Font?>
+
+
+<AnchorPane prefHeight="690.0" prefWidth="1254.0" xmlns="http://javafx.com/javafx/21" xmlns:fx="http://javafx.com/fxml/1">
+   <children>
+      <Label layoutX="504.0" layoutY="158.0" text="Game Over" AnchorPane.leftAnchor="504.0" AnchorPane.topAnchor="158.0">
+         <font>
+            <Font size="43.0" />
+         </font>
+      </Label>
+      <Button fx:id="newGameBtn" layoutX="569.0" layoutY="329.0" mnemonicParsing="false" text="New Game" AnchorPane.leftAnchor="569.0" AnchorPane.topAnchor="329.0">
+         <font>
+            <Font size="17.0" />
+         </font>
+      </Button>
+   </children>
+</AnchorPane>