From 5291d316a2bd273775218048e498732fafebb93f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?lollipopkit=F0=9F=8F=B3=EF=B8=8F=E2=80=8D=E2=9A=A7?=
 =?UTF-8?q?=EF=B8=8F?= <10864310+lollipopkit@users.noreply.github.com>
Date: Sun, 31 Aug 2025 21:20:27 +0800
Subject: [PATCH] fix: ensure unique IDs for bulk server import to prevent
 overwriting (#875)

---
 lib/view/page/backup.dart | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/view/page/backup.dart b/lib/view/page/backup.dart
index cec6a5d9..1b8896ea 100644
--- a/lib/view/page/backup.dart
+++ b/lib/view/page/backup.dart
@@ -618,8 +618,15 @@ extension on _BackupPageState {
       if (sure == true) {
         final (suc, err) = await context.showLoadingDialog(
           fn: () async {
+            final usedIds = <String>{};
             for (var spi in spis) {
-              Stores.server.put(spi);
+              // Ensure each server has a unique ID
+
+              // Only generate a new ID if the imported one is empty or already used in importing stage
+              final isIdUsed = spi.id.isNotEmpty || usedIds.contains(spi.id);
+              final spiWithId = isIdUsed ? spi.copyWith(id: ShortId.generate()) : spi;
+              Stores.server.put(spiWithId);
+              usedIds.add(spiWithId.id);
             }
             return true;
           },