From aa8d59453b8f562d35681a705761ad836a149ddb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20G=C3=BCttler?= <thomas.guettler@syself.com>
Date: Fri, 24 Apr 2026 07:15:15 +0200
Subject: [PATCH] avoid accidental complete delete.

---
 LATER.md                                         |  8 ++++++++
 lib/data/repositories/email_repository_impl.dart | 14 +++++++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/LATER.md b/LATER.md
index 67bc966..aa01d4f 100644
--- a/LATER.md
+++ b/LATER.md
@@ -1,5 +1,13 @@
 # Later
 
+
+---
+
+
+docs
+
+---
+
 Thread view (group by `References` / `In-Reply-To`)
 
 ---
diff --git a/lib/data/repositories/email_repository_impl.dart b/lib/data/repositories/email_repository_impl.dart
index 9f2107d..8c980c8 100644
--- a/lib/data/repositories/email_repository_impl.dart
+++ b/lib/data/repositories/email_repository_impl.dart
@@ -458,7 +458,6 @@ class EmailRepositoryImpl implements EmailRepository {
     String mailboxPath,
     List<int> serverUids,
   ) async {
-    final serverUidSet = serverUids.toSet();
     final localRows = await (_db.select(_db.emails)
           ..where(
             (t) =>
@@ -466,6 +465,19 @@ class EmailRepositoryImpl implements EmailRepository {
                 t.mailboxPath.equals(mailboxPath),
           ))
         .get();
+
+    // Guard: if the server returned no UIDs but we have local emails, the
+    // server response is likely incomplete (network glitch, buggy IMAP server).
+    // Skip reconciliation to avoid wiping the local cache unnecessarily.
+    if (serverUids.isEmpty && localRows.isNotEmpty) {
+      log(
+        '_reconcileDeletedImap: skipping — server returned 0 UIDs for '
+        '$mailboxPath but local DB has ${localRows.length} emails',
+      );
+      return;
+    }
+
+    final serverUidSet = serverUids.toSet();
     for (final row in localRows) {
       if (!serverUidSet.contains(row.uid)) {
         await (_db.delete(_db.emails)..where((t) => t.id.equals(row.id))).go();