Fix scripts reload to auto-save any modified assets in editor windows

Source/Editor/Surface/AnimGraphSurface.cs

@@ -167,7 +167,7 @@ namespace FlaxEditor.Surface
             bool hasTypeFromGameScripts = Editor.Instance.CodeEditing.AnimGraphNodes.HasTypeFromGameScripts;
 
             // Check any surface parameter comes from Game scripts module to handle scripts reloads in Editor
-            if (!hasTypeFromGameScripts)
+            if (!hasTypeFromGameScripts && RootContext != null)
             {
                 foreach (var param in Parameters)
                 {

Source/Editor/Viewport/Previews/AnimatedModelPreview.cs

@@ -317,7 +317,7 @@ namespace FlaxEditor.Viewport.Previews
         private void OnScriptsReloadBegin()
         {
             // Prevent any crashes due to dangling references to anim events
-            _previewModel.ResetAnimation();
+            _previewModel?.ResetAnimation();
         }
 
         /// <inheritdoc />

Source/Editor/Windows/Assets/AssetEditorWindow.cs

@@ -171,6 +171,11 @@ namespace FlaxEditor.Windows.Assets
         {
             if (!IsHidden)
             {
+                if (IsEdited && _item != null)
+                {
+                    Editor.Log($"Auto-saving local changes to asset '{_item.Path}' before reloading code");
+                    Save();
+                }
                 Editor.Instance.Windows.AddToRestore(this);
                 Close();
             }