From 496ae8b1b237617449022bf85b7a66a67b73a759 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Burak=20Kaan=20K=C3=B6se?= <bkaankose@outlook.com>
Date: Thu, 20 Feb 2025 00:54:41 +0100
Subject: [PATCH] Download imap messages in ascending order.

---
 .../ImapSync/ImapSynchronizationStrategyBase.cs             | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Wino.Core/Synchronizers/ImapSync/ImapSynchronizationStrategyBase.cs b/Wino.Core/Synchronizers/ImapSync/ImapSynchronizationStrategyBase.cs
index 7581de4a..4e00d8d2 100644
--- a/Wino.Core/Synchronizers/ImapSync/ImapSynchronizationStrategyBase.cs
+++ b/Wino.Core/Synchronizers/ImapSync/ImapSynchronizationStrategyBase.cs
@@ -58,7 +58,7 @@ public abstract class ImapSynchronizationStrategyBase : IImapSynchronizerStrateg
 
         foreach (var update in existingFlagData)
         {
-            if (update.UniqueId == null)
+            if (update.UniqueId == UniqueId.Invalid)
             {
                 Log.Warning($"Couldn't fetch UniqueId for the mail. FetchAsync failed.");
                 continue;
@@ -87,7 +87,9 @@ public abstract class ImapSynchronizationStrategyBase : IImapSynchronizerStrateg
 
         foreach (var group in batchedMessageIds)
         {
-            var summaries = await remoteFolder.FetchAsync(group, MailSynchronizationFlags, cancellationToken).ConfigureAwait(false);
+            var uniqueIdSet = new UniqueIdSet(group, SortOrder.Ascending);
+
+            var summaries = await remoteFolder.FetchAsync(uniqueIdSet, MailSynchronizationFlags, cancellationToken).ConfigureAwait(false);
 
             foreach (var summary in summaries)
             {