Help me dear lord

Code/ost/JAVA-FX-PROJECT/_javafx_website_task/src/main/java/com/example/App.java

@@ -28,7 +28,7 @@ public class App extends Application {
         // Set the stage properties
         stage.setScene(scene);
         stage.setTitle("Fantasy Brigade Bookshop");
-        stage.setFullScreen(true); // Make the application fullscreen
+        stage.setFullScreen(true);
         stage.show();
     }
 

Code/ost/JAVA-FX-PROJECT/_javafx_website_task/src/main/java/com/example/CartController.java

@@ -8,6 +8,8 @@ import javafx.scene.control.TableColumn;
 import javafx.scene.control.TableView;
 import javafx.scene.control.cell.PropertyValueFactory;
 
+import java.io.IOException;
+
 public class CartController {
 
     @FXML
@@ -57,65 +59,33 @@ public class CartController {
     @FXML
     private void handleCartButton(ActionEvent event) {
         System.out.println("Cart button clicked!");
-        // Add logic to navigate to the cart view or perform related actions
+        try {
+            // Navigate to the cart page (using the setRoot method from App)
+            App.setRoot("cart");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 
     @FXML
     private void handleLoginButton(ActionEvent event) {
         System.out.println("Login button clicked!");
-        // Add logic to open the login page or dialog
+        try {
+            // Navigate to the login page
+            App.setRoot("login");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 
     @FXML
     private void handleCheckOutButton(ActionEvent event) {
         System.out.println("Checkout button clicked!");
         // Add logic to proceed to checkout
-    }
+        try {
-
+            // Navigate to the checkout page
-    // Inner class to represent items in the cart
+            App.setRoot("checkout");
-    public static class Item {
+        } catch (IOException e) {
-        private String name;
+            e.printStackTrace();
-        private String description;
-        private int quantity;
-        private double price;
-
-        public Item(String name, String description, int quantity, double price) {
-            this.name = name;
-            this.description = description;
-            this.quantity = quantity;
-            this.price = price;
         }
-
-        public String getName() {
-            return name;
-        }
-
-        public void setName(String name) {
-            this.name = name;
-        }
-
-        public String getDescription() {
-            return description;
-        }
-
-        public void setDescription(String description) {
-            this.description = description;
-        }
-
-        public int getQuantity() {
-            return quantity;
-        }
-
-        public void setQuantity(int quantity) {
-            this.quantity = quantity;
-        }
-
-        public double getPrice() {
-            return price;
-        }
-
-        public void setPrice(double price) {
-            this.price = price;
-        }
-    }
 }

Code/ost/JAVA-FX-PROJECT/_javafx_website_task/src/main/java/com/example/Item.java

@@ -0,0 +1,47 @@
+package com.example;
+
+public static class Item {
+    private String name;
+    private String description;
+    private int quantity;
+    private double price;
+
+    public Item(String name, String description, int quantity, double price) {
+        this.name = name;
+        this.description = description;
+        this.quantity = quantity;
+        this.price = price;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public void setQuantity(int quantity) {
+        this.quantity = quantity;
+    }
+
+    public double getPrice() {
+        return price;
+    }
+
+    public void setPrice(double price) {
+        this.price = price;
+    }
+}