From 5270cf6284fcead42b35224256ac5439f8fb3f5b Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Wed, 2 Jul 2025 22:28:03 +0300
Subject: [PATCH] feat(export/zip): handle empty notes for subtree

---
 apps/server/src/services/export/zip.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/apps/server/src/services/export/zip.ts b/apps/server/src/services/export/zip.ts
index a487d0b7f..9bfdae5c1 100644
--- a/apps/server/src/services/export/zip.ts
+++ b/apps/server/src/services/export/zip.ts
@@ -75,6 +75,9 @@ async function exportToZip(taskContext: TaskContext, branch: BBranch, format: "h
 
     function getDataFileName(type: string | null, mime: string, baseFileName: string, existingFileNames: Record<string, number>): string {
         let fileName = baseFileName.trim();
+        if (!fileName) {
+            fileName = "note";
+        }
 
         // Crop fileName to avoid its length exceeding 30 and prevent cutting into the extension.
         if (fileName.length > 30) {