fix: folder issues

src/components/pages/folders/index.tsx

@@ -8,7 +8,7 @@ import { Anchor, Breadcrumbs, Button, Group, Modal, Stack, Switch, TextInput, Ti
 import { useForm } from '@mantine/form';
 import { notifications } from '@mantine/notifications';
 import { IconFolderPlus, IconHome, IconPlus } from '@tabler/icons-react';
-import { useCallback, useMemo, useState } from 'react';
+import { useCallback, useEffect, useMemo, useState } from 'react';
 import { useLocation, useNavigate } from 'react-router-dom';
 import useSWR, { mutate } from 'swr';
 import FolderGridView from './views/FolderGridView';
@@ -29,9 +29,11 @@ export default function DashboardFolders() {
 
   const currentFolderId = folderPath.length > 0 ? folderPath[folderPath.length - 1] : null;
 
-  const { data: currentFolder } = useSWR<Folder>(
-    currentFolderId ? `/api/user/folders/${currentFolderId}` : null,
-  );
+  const {
+    data: currentFolder,
+    error: currentFolderError,
+    isLoading,
+  } = useSWR<Folder>(currentFolderId ? `/api/user/folders/${currentFolderId}` : null);
 
   const form = useForm({
     initialValues: {
@@ -106,6 +108,15 @@ export default function DashboardFolders() {
 
   const breadcrumbs = buildBreadcrumbs();
 
+  useEffect(() => {
+    if (!currentFolderId) return;
+    if (isLoading) return;
+
+    if (currentFolderError || !currentFolder) {
+      navigate('/dashboard/folders', { replace: true });
+    }
+  }, [currentFolderId, currentFolder, currentFolderError, isLoading]);
+
   return (
     <>
       <Modal

src/server/routes/api/user/folders/[id]/export.ts

@@ -108,7 +108,9 @@ export default typedPlugin(
         const fileCount = await addFolderToZip(zip, folderTree, '', logger);
 
         if (fileCount === 0) {
-          logger.warn('folder export has no files', { folder: folder.id });
+          logger.warn('folder export has no files, aborting.', { folder: folder.id });
+
+          zip.abort();
         }
 
         zip.on('error', (err) => {