add AppController Gui

src/main/java/de/hsfulda/onses/App.java

@@ -0,0 +1,18 @@
+package de.hsfulda.onses;
+
+import de.hsfulda.onses.controllers.AppController;
+import de.hsfulda.onses.models.Game;
+import javafx.application.Application;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+public class App extends Application {
+    @Override
+    public void start(Stage stage) throws Exception {
+        final AppController appController = new AppController(new Game());
+
+        stage.setTitle("Onses - Uno Game");
+        stage.setScene(new Scene(appController.render()));
+        stage.show();
+    }
+}

src/main/java/de/hsfulda/onses/Main.java

@@ -1,10 +1,9 @@
 package de.hsfulda.onses;
 
-import de.hsfulda.onses.controllers.MainController;
 import javafx.application.Application;
 
 public class Main {
     public static void main(String[] args) {
-        Application.launch(MainController.class);
+        Application.launch(App.class);
     }
 }

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

@@ -0,0 +1,29 @@
+package de.hsfulda.onses.controllers;
+
+import de.hsfulda.onses.Main;
+import de.hsfulda.onses.models.Game;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.control.Button;
+
+import java.io.IOException;
+import java.util.Objects;
+
+public class AppController implements Controller {
+
+    private final Game game;
+
+    public AppController(Game game) {
+         this.game = game;
+    }
+    @Override
+    public Parent render() throws IOException {
+        final Parent parent = FXMLLoader.load(Main.class.getResource("views/app.fxml"));
+        Button button = (Button) parent.lookup("#startGameBtn");
+
+        button.setOnAction(e -> {
+            System.out.println("Pressed");
+        });
+        return parent;
+    }
+}

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

@@ -0,0 +1,9 @@
+package de.hsfulda.onses.controllers;
+
+import javafx.scene.Parent;
+
+import java.io.IOException;
+
+public interface Controller {
+    Parent render() throws IOException;
+}

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

@@ -1,22 +0,0 @@
-package de.hsfulda.onses.controllers;
-
-import de.hsfulda.onses.Main;
-import javafx.application.Application;
-import javafx.fxml.FXMLLoader;
-import javafx.scene.Parent;
-import javafx.scene.Scene;
-import javafx.stage.Stage;
-
-import java.io.IOException;
-import java.util.Objects;
-
-public class MainController extends Application {
-    @Override
-    public void start(Stage stage) throws IOException {
-        final Parent parent = FXMLLoader.load(Objects.requireNonNull(Main.class.getResource("views/main.fxml")));
-
-        stage.setTitle("Onses");
-        stage.setScene(new Scene(parent));
-        stage.show();
-    }
-}

src/main/resources/de/hsfulda/onses/views/app.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="585.0" prefWidth="1125.0" xmlns="http://javafx.com/javafx/21" xmlns:fx="http://javafx.com/fxml/1">
+   <children>
+      <Label layoutX="473.0" layoutY="121.0" text="Uno Game" AnchorPane.leftAnchor="473.0" AnchorPane.topAnchor="121.0">
+         <font>
+            <Font size="34.0" />
+         </font>
+      </Label>
+      <Button fx:id="startGameBtn" layoutX="495.0" layoutY="275.0" mnemonicParsing="false" text="Start Game" AnchorPane.leftAnchor="495.0" AnchorPane.topAnchor="275.0">
+         <font>
+            <Font size="19.0" />
+         </font>
+      </Button>
+   </children>
+</AnchorPane>

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

@@ -1,14 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<?import java.lang.*?>
-<?import java.util.*?>
-<?import javafx.scene.*?>
-<?import javafx.scene.control.*?>
-<?import javafx.scene.layout.*?>
-
-<AnchorPane xmlns="http://javafx.com/javafx"
-            xmlns:fx="http://javafx.com/fxml"
-            fx:controller="de.hsfulda.onses.controllers.MainController"
-            prefHeight="400.0" prefWidth="600.0">
-
-</AnchorPane>