progress scene builder

ui/src/features/scene_manager/model/scene_view_model.ts

@@ -0,0 +1,17 @@
+import { Result } from "../../../core/helper/result";
+
+export class SceneViewModel {
+  name: string;
+  constructor(name: string) {
+    this.name = name;
+  }
+  static empty() {
+    return new SceneViewModel("");
+  }
+  valid = (): Result<string,SceneViewModel> => {
+    if (this.name.isEmpty()) {
+      return Result.error("name is empty");
+    }
+    return Result.ok(this);
+  };
+}