Сделан сервис UI и заготовки панелек

Game/CourierOld/Assets/Code/UI/UIService.cs

@@ -0,0 +1,32 @@
+using UnityEngine;
+
+namespace Code.UI
+{
+    public class UIService : IUIService
+    {
+        private UIElement[] _uiPanelsPrefabs;
+        private Canvas _canvas;
+        public UIElement CurrentPanel { get; private set; }
+        public LoadingPanel LoadingScreen { get; private set; }
+
+        public UIService(UIElement[] uiPanelsPrefabs, Canvas canvas)
+        {
+            _canvas = Object.Instantiate(canvas);
+            Object.DontDestroyOnLoad(_canvas);
+            
+            _uiPanelsPrefabs = uiPanelsPrefabs;
+            
+            LoadingScreen = (LoadingPanel) Object.Instantiate(_uiPanelsPrefabs[(int)UIPanel.Loading], _canvas.transform);
+        }
+        
+        public void EnablePanel() => CurrentPanel.gameObject.SetActive(true);
+        public void DisablePanel() => CurrentPanel.gameObject.SetActive(false);
+        
+        public void SwitchPanelTo(UIPanel uiPanel)
+        {
+            Object.Destroy(CurrentPanel);
+            
+            CurrentPanel = Object.Instantiate(_uiPanelsPrefabs[(int)uiPanel], _canvas.transform);
+        }
+    }
+}