fix

frontend/src/hooks/useAssetNavigator.ts

@@ -1,5 +1,5 @@
 import { useEffect, useMemo, useState } from 'react';
-import { createAssetView } from '../asset_manager';
+import { resolveAssetUrl } from '../asset_manager';
 
 type Identifier = string | number;
 
@@ -33,10 +33,8 @@ type EnsureAssetUrl = (
 type GetAsset = (document: DocumentLike, assetType: string) => AssetLike | null;
 
 type AssetViewLike = {
-  getObject: (ordinal?: number) => AssetObject | null;
-  getObjects: () => AssetObject[];
-  getPrimaryUrl: () => string | null;
-  getPrimaryMetadata: () => Record<string, unknown> | null;
+  url: string | null;
+  metadata: Record<string, unknown> | null;
 };
 
 interface UseAssetNavigatorOptions {
@@ -72,13 +70,15 @@ export const useAssetNavigator = ({
   }, [document, assetType, getAsset]);
 
   const view = useMemo<AssetViewLike>(
-    () => createAssetView(asset) as unknown as AssetViewLike,
+    () => ({
+      url: resolveAssetUrl(asset),
+      metadata: (asset?.metadata as Record<string, unknown> | null) || null,
+    }),
     [asset],
   );
 
-  const currentObject = view.getObject(1) || view.getObjects()[0] || null;
-  const currentUrl = currentObject?.url ?? view.getPrimaryUrl() ?? null;
-  const currentMetadata = (currentObject?.metadata ?? view.getPrimaryMetadata()) || null;
+  const currentUrl = view.url || null;
+  const currentMetadata = view.metadata || null;
 
   const [isLoading, setIsLoading] = useState(false);