src/main/java/workshop/Controller.java

@@ -3,39 +3,83 @@ package workshop;
 import javafx.fxml.FXML;
 import javafx.scene.control.Label;
 import javafx.scene.control.Button;
+import javafx.scene.control.Alert;
 
 public class Controller {
     @FXML private Label titleLabel;
     @FXML private Button themeToggle;
-
+    @FXML private Label basicPrice;
+    @FXML private Label proPrice;
+    @FXML private Label enterprisePrice;
     private boolean isDark = true;
 
     // TODO: (Optional:For Practice) Create initialize function and use it to set prices during runtime.
+    private int basicCost = 9;
+    private int proCost = 29;
+    private int enterpriseCost = 99;
 
 
     // TODO: (Optional:For Practice) Make the plan price go 1 dollar up each time user clicks on the shop button.
     @FXML
+    public void initialize() {
+        basicPrice.setText("$" + basicCost + "/mo");
+        proPrice.setText("$" + proCost + "/mo");
+        enterprisePrice.setText("$" + enterpriseCost + "/mo");
+    }
+    @FXML
     private void buyBasic() {
         // TODO: Call showAlert() with a message indicating the user entered the payment gateway
+        basicCost++;
+        basicPrice.setText("$" + basicCost + "/mo");
+        showAlert("You've entered the payment gateway for the Basic plan!");
     }
 
     @FXML
     private void buyPro() {
         // TODO: Call showAlert() with a message indicating the user entered the payment gateway
+        proCost++;
+        proPrice.setText("$" + proCost + "/mo");
+        showAlert("You've entered the payment gateway for the Pro plan!");
     }
 
     @FXML
     private void buyEnterprise() {
         // TODO: Call showAlert() with a message indicating the user entered the payment gateway
+        enterpriseCost++;
+        enterprisePrice.setText("$" + enterpriseCost + "/mo");
+        showAlert("You've entered the payment gateway for the Enterprise plan!");
     }
 
     @FXML
     private void toggleTheme() {
         // TODO: Toggle the isDark flag. If dark, switch to style.css and set button text to "Switch to Light Mode"
         // TODO: If light, switch to light.css and set button text to "Switch to Dark Mode"
+        var scene = themeToggle.getScene();
+        scene.getStylesheets().clear();
+
+        if (isDark) {
+            String css = getClass().getResource("/workshop/light.css") != null
+                    ? getClass().getResource("/workshop/light.css").toExternalForm()
+                    : "";
+            scene.getStylesheets().add(css);
+            themeToggle.setText("Switch to Dark Mode");
+        } else {
+            String css = getClass().getResource("/workshop/style.css") != null
+                    ? getClass().getResource("/workshop/style.css").toExternalForm()
+                    : "";
+            scene.getStylesheets().add(css);
+            themeToggle.setText("Switch to Light Mode");
+        }
+
+        isDark = !isDark;
     }
 
     private void showAlert(String message) {
         // TODO: Create a new Alert of type INFORMATION with the given message and display it
+        Alert alert = new Alert(Alert.AlertType.INFORMATION);
+        alert.setTitle("Payment Gateway");
+        alert.setHeaderText(null);
+        alert.setContentText(message);
+        alert.showAndWait();
     }
 }

src/main/java/workshop/Launcher.java

@@ -5,5 +5,6 @@ import javafx.application.Application;
 public class Launcher {
     public static void main(String[] args) {
         // TODO: Launch the JavaFX application by calling Application.launch(Main.class)
+        Application.launch(Main.class, args);
     }
 }

src/main/java/workshop/Main.java

@@ -2,6 +2,9 @@ package workshop;
 
 import javafx.application.Application;
 import javafx.stage.Stage;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
 
 public class Main extends Application {
     @Override
@@ -9,5 +12,11 @@ public class Main extends Application {
         // TODO: Load the FXML file using FXMLLoader.load() and get the Parent root
         // TODO: Create a Scene with the root (width=750, height=450) and add the stylesheet "style.css"
         // TODO: Set the stage title to "Pricing Plans", set the scene, and call stage.show()
+        Parent root = FXMLLoader.load(getClass().getResource("/workshop/pricing.fxml"));
+        Scene scene = new Scene(root, 750, 450);
+        scene.getStylesheets().add(getClass().getResource("/workshop/style.css").toExternalForm());
+        stage.setTitle("Pricing Plans");
+        stage.setScene(scene);
+        stage.show();
     }
 }

src/main/resources/workshop/pricing.fxml

@@ -17,21 +17,21 @@
     <HBox spacing="25" alignment="CENTER" HBox.hgrow="ALWAYS">
         <VBox styleClass="card" prefWidth="200">
             <Label text="Basic" styleClass="plan-name" />
-            <Label text="\$9.99 / month" styleClass="price" />
+            <Label fx:id="basicPrice" text="9/mo" styleClass="price" />
             <Label text="Single user, basic features" styleClass="desc" wrapText="true" />
             <Button text="Shop" onAction="#buyBasic" styleClass="shop-btn" />
         </VBox>
 
         <VBox styleClass="card" prefWidth="200">
             <Label text="Pro" styleClass="plan-name" />
-            <Label text="\$19.99 / month" styleClass="price" />
+            <Label fx:id="proPrice" text="29/mo" styleClass="price" />
             <Label text="Up to 5 users, advanced features" styleClass="desc" wrapText="true" />
             <Button text="Shop" onAction="#buyPro" styleClass="shop-btn" />
         </VBox>
 
         <VBox styleClass="card" prefWidth="200">
             <Label text="Enterprise" styleClass="plan-name" />
-            <Label text="Contact us" styleClass="price" />
+            <Label fx:id="enterprisePrice" text="99/mo" styleClass="price" />
             <Label text="Unlimited users, custom solutions" styleClass="desc" wrapText="true" />
             <Button text="Shop" onAction="#buyEnterprise" styleClass="shop-btn" />
         </VBox>