late goodbye

Assets/Scripts/GameSystem.cs

@@ -21,6 +21,11 @@ public class GameSystem : MonoBehaviour
     public List<IGameComponent> gameComponents { get; private set; } = new List<IGameComponent>();
 
     [SerializeField] UIMainMenu mainMenu;
+    [SerializeField] UICanvas trainsMenu;
+    [Space]
+    public UICanvas trainEP2D;
+    public UICanvas train2;
+    public UICanvas train3;
     [Space]
     [SerializeField] GameObject[] sigletonComponents;
 
@@ -40,8 +45,12 @@ public class GameSystem : MonoBehaviour
     {
         mainMenu.UpdateLocationMenu(locationsName[sceneName]);
 
-        var qrReader = FindObjectOfType<QRCodeReader>();
-        qrReader.camTexture.Stop();
+        try
+        {
+            var qrReader = FindObjectOfType<QRCodeReader>();
+            qrReader.camTexture.Stop();
+        }
+        catch {}
 
         var sceneLoadingOperation = SceneManager.LoadSceneAsync(sceneName, LoadSceneMode.Single);
         while(!sceneLoadingOperation.isDone) await Task.Yield();
@@ -54,6 +63,51 @@ public class GameSystem : MonoBehaviour
         });
     }
 
+    public void ShowAboutTrain()
+    {
+        switch(mainMenu.currentTrain.type)
+        {
+            case(TrainType.EP2D):
+            ShowAboutEP2D();
+            break;
+
+            case(TrainType.Ivolga2):
+            ShowAboutIvolga2();
+            break;
+
+            case(TrainType.Ivolga3):
+            ShowAboutIvolga3();
+            break;
+        }
+    }
+
+    public void ShowAboutEP2D()
+    {
+        train2.gameObject.SetActive(false);
+        train3.gameObject.SetActive(false);
+
+        trainsMenu.gameObject.SetActive(true);
+        trainEP2D.gameObject.SetActive(true);
+    }
+
+    public void ShowAboutIvolga2()
+    {
+        train3.gameObject.SetActive(false);
+        trainEP2D.gameObject.SetActive(false);
+
+        trainsMenu.gameObject.SetActive(true);
+        train2.gameObject.SetActive(true);
+    }
+
+    public void ShowAboutIvolga3()
+    {
+        train2.gameObject.SetActive(false);
+        trainEP2D.gameObject.SetActive(false);
+
+        trainsMenu.gameObject.SetActive(true);
+        train3.gameObject.SetActive(true);
+    }
+
     public void LeaveScene()
     {
         var sceneLoadingOperation = SceneManager.LoadSceneAsync("MainMenu",