src/main/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/IntroVideoPlayer.java

@@ -0,0 +1,91 @@
+package ch.unibas.dmi.dbis.cs108.casono.client.ui;
+
+import ch.unibas.dmi.dbis.cs108.casono.client.ui.lobbyui.Casinomainui;
+import java.net.URL;
+import javafx.application.Application;
+import javafx.application.Platform;
+import javafx.geometry.Rectangle2D;
+import javafx.scene.Scene;
+import javafx.scene.layout.StackPane;
+import javafx.scene.media.Media;
+import javafx.scene.media.MediaPlayer;
+import javafx.scene.media.MediaView;
+import javafx.stage.Screen;
+import javafx.stage.Stage;
+import javafx.stage.StageStyle;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+/** Plays an intro video in fullscreen and then starts the main UI. */
+public class IntroVideoPlayer extends Application {
+
+    private static final Logger LOGGER = LogManager.getLogger(IntroVideoPlayer.class);
+
+    private Stage videoStage;
+
+    @Override
+    public void start(Stage stage) {
+        this.videoStage = stage;
+
+        URL videoUrl = getClass().getResource("/images/placeholder-animation.mp4");
+
+        if (videoUrl == null) {
+            LOGGER.error("Video file not found!");
+            Platform.exit();
+            return;
+        }
+
+        Media media = new Media(videoUrl.toExternalForm());
+        MediaPlayer mediaPlayer = new MediaPlayer(media);
+        MediaView mediaView = new MediaView(mediaPlayer);
+
+        StackPane root = new StackPane(mediaView);
+
+        Rectangle2D screenBounds = Screen.getPrimary().getBounds();
+
+        Scene scene = new Scene(root, screenBounds.getWidth(), screenBounds.getHeight());
+
+        // scale video automatically
+        mediaView.setPreserveRatio(true);
+        mediaView.setFitWidth(screenBounds.getWidth());
+        mediaView.setFitHeight(screenBounds.getHeight());
+
+        stage.initStyle(StageStyle.UNDECORATED);
+        stage.setFullScreen(true);
+        stage.setScene(scene);
+        stage.show();
+
+        mediaPlayer.setOnEndOfMedia(this::onVideoEnd);
+        mediaPlayer.play();
+    }
+
+    private void onVideoEnd() {
+        videoStage.close();
+        setSystemProperties();
+        startMainUI();
+    }
+
+    private void setSystemProperties() {
+        var params = getParameters().getRaw();
+        if (params == null || params.isEmpty()) {
+            return;
+        }
+
+        String arg = params.get(0);
+        String[] parts = arg.split(":", 2);
+        if (parts.length == 2) {
+            System.setProperty("casono.server.host", parts[0]);
+            System.setProperty("casono.server.port", parts[1]);
+        }
+    }
+
+    private void startMainUI() {
+        Stage mainStage = new Stage();
+        try {
+            new Casinomainui().start(mainStage);
+        } catch (Exception e) {
+            e.printStackTrace();
+            Platform.exit();
+        }
+    }
+}

src/main/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/Launcher.java

@@ -1,13 +1,8 @@
 package ch.unibas.dmi.dbis.cs108.casono.client.ui;
 
-import ch.unibas.dmi.dbis.cs108.casono.client.ui.lobbyui.Casinomainui;
 import javafx.application.Application;
 
-/**
- * Launcher for the Casono main UI.
- *
- * <p>Default constructor for the application.
- */
+/** Launcher for the Casono intro animation. */
 public class Launcher {
 
     /** Default constructor. */
@@ -21,6 +16,6 @@ public class Launcher {
      * @param args Command line arguments
      */
     public static void main(String[] args) {
-        Application.launch(Casinomainui.class, args);
+        Application.launch(IntroVideoPlayer.class, args);
     }
 }

src/main/java/ch/unibas/dmi/dbis/cs108/casono/client/ui/lobbyui/Casinomainui.java

@@ -32,15 +32,9 @@ public class Casinomainui extends Application {
     public void start(Stage stage) throws IOException {
         // If the launcher passed an address argument (ip:port), expose it as
         // system properties so controllers can read it without embedding defaults.
-        var raw = getParameters().getRaw();
-        if (raw != null && raw.size() > 0) {
-            String arg = raw.get(0);
-            String[] parts = arg.split(":", 2);
-            if (parts.length == 2) {
-                System.setProperty("casono.server.host", parts[0]);
-                System.setProperty("casono.server.port", parts[1]);
-            }
-        }
+        var params = getParameters();
+        processServerParameters(params);
+
         FXMLLoader fxmlLoader =
                 new FXMLLoader(getClass().getResource("/ui-structure/Casinomainui.fxml"));
         Scene scene = new Scene(fxmlLoader.load(), SCENE_WIDTH, SCENE_HEIGHT);
@@ -54,6 +48,24 @@ public class Casinomainui extends Application {
         stage.show();
     }
 
+    private void processServerParameters(Application.Parameters params) {
+        if (params == null) {
+            return;
+        }
+
+        var raw = params.getRaw();
+        if (raw == null || raw.isEmpty()) {
+            return;
+        }
+
+        String arg = raw.get(0);
+        String[] parts = arg.split(":", 2);
+        if (parts.length == 2) {
+            System.setProperty("casono.server.host", parts[0]);
+            System.setProperty("casono.server.port", parts[1]);
+        }
+    }
+
     /**
      * Main entry point for launching the application.
      *