refactor

frontend/src/documents/panel/DocumentsPanel.tsx

@@ -192,7 +192,7 @@ const DocumentsPanel: React.FC<DocumentsPanelProps> = ({
       if (!doc || !doc.id) {
         return;
       }
-      const previewAsset = typeof getDocumentAsset === 'function' ? getDocumentAsset(doc, 'preview') : null;
+      const previewAsset = getDocumentAsset(doc, 'preview');
       if (!previewAsset) {
         return;
       }
@@ -207,12 +207,8 @@ const DocumentsPanel: React.FC<DocumentsPanelProps> = ({
         return;
       }
       if (event) {
-        if (typeof event.preventDefault === 'function') {
-          event.preventDefault();
-        }
-        if (typeof event.stopPropagation === 'function') {
-          event.stopPropagation();
-        }
+        event.preventDefault();
+        event.stopPropagation();
       }
       if (event?.altKey) {
         handleDocumentPreviewZoom(doc);
@@ -489,16 +485,14 @@ const DocumentsPanel: React.FC<DocumentsPanelProps> = ({
 
   const handleDocumentClick = useCallback(
     (doc, event) => {
-      if (!doc || suppressDocumentClickRef.current) {
+      if (!doc || suppressDocumentClickRef.current || !onEntryPointer) {
         return;
       }
 
-      if (typeof onEntryPointer === 'function') {
-        onEntryPointer(
-          { type: EntryType.document, id: doc.id, key: `document:${doc.id}`, document: doc },
-          event,
-        );
-      }
+      onEntryPointer(
+        { type: EntryType.document, id: doc.id, key: `document:${doc.id}`, document: doc },
+        event,
+      );
     },
     [onEntryPointer],
   );
@@ -509,7 +503,7 @@ const DocumentsPanel: React.FC<DocumentsPanelProps> = ({
         return;
       }
 
-      if (typeof onEntryPointer === 'function') {
+      if (onEntryPointer) {
         onEntryPointer(
           { type: EntryType.folder, id: folder.id, key: `folder:${folder.id}`, folder },
           event,