Couple More menu Items

Assets/Scripts/MainMenuController.cs

@@ -1,12 +1,14 @@
+using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.SceneManagement;
 using UnityEngine.UIElements;
 
 public class MainMenuController : MonoBehaviour
 {
-    [SerializeField] private string startSceneName = "Level1";
+    [SerializeField] private List<string> buttonNames = new List<string> { "Start", "Experiment", "Level2" };
+    [SerializeField] private List<string> sceneNames = new List<string> { "Level1", "Experiment", "Level2" };
     private UIDocument uiDocument;
-    private Button startButton;
+    private List<Button> buttons;
 
     private void OnEnable()
     {
@@ -22,29 +24,40 @@ public class MainMenuController : MonoBehaviour
             return;
         }
 
-        startButton = root.Q<Button>("Start");
-        if (startButton == null)
+        buttons = new List<Button> { new Button(), new Button(), new Button() };
+        for (int i = 0; i < buttons.Count; i++)
         {
-            return;
-        }
+            int buttonIndex = i;
 
-        startButton.clicked += HandleStartClicked;
+            buttons[i] = root.Q<Button>(buttonNames[i]);
+
+            if (buttons[i] == null)
+            {
+                continue;
+            }
+
+            buttons[i].clicked += () => HandleStartClicked(sceneNames[buttonIndex]);
+        }
     }
 
     private void OnDisable()
     {
-        if (startButton != null)
+        for (int i = 0; i < buttons.Count; i++)
         {
-            startButton.clicked -= HandleStartClicked;
-            startButton = null;
+            if (buttons[i] == null)
+            {
+                continue;
+            }
+
+            buttons[i].clicked -= () => HandleStartClicked(buttonNames[i]);
         }
     }
 
-    private void HandleStartClicked()
+    private void HandleStartClicked(string sceneName)
     {
-        if (!string.IsNullOrWhiteSpace(startSceneName))
+        if (!string.IsNullOrWhiteSpace(sceneName))
         {
-            SceneManager.LoadScene(startSceneName);
+            SceneManager.LoadScene(sceneName);
         }
     }
 }