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Some threading stuff.

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This commit is contained in:
Burak Kaan Köse
2025-11-01 21:46:23 +01:00
parent ae9e35e091
commit 5f9b51e4db
4 changed files with 49 additions and 9 deletions
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Wino.Services/MailService.cs
+32 -1
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@@ -936,12 +936,43 @@ public class MailService : BaseDatabaseService, IMailService
}
// Manage "ThreadId-ConversationId"
// CRITICAL: In-Reply-To and References headers are essential for threading
// They must reference the original message's Message-ID from the MIME headers
if (!string.IsNullOrEmpty(referenceMessage.MessageId))
{
message.InReplyTo = referenceMessage.MessageId;
message.References.AddRange(referenceMessage.References);
// Add all previous References first
if (referenceMessage.References != null && referenceMessage.References.Count > 0)
{
message.References.AddRange(referenceMessage.References);
}
// Then add the message we're replying to
message.References.Add(referenceMessage.MessageId);
}
else
{
// WARNING: Reference message has no Message-ID!
// This will break threading. Try to use the MessageId from MailCopy if available.
var referenceMailCopy = draftCreationOptions.ReferencedMessage.MailCopy;
if (referenceMailCopy != null && !string.IsNullOrEmpty(referenceMailCopy.MessageId))
{
message.InReplyTo = referenceMailCopy.MessageId;
if (!string.IsNullOrEmpty(referenceMailCopy.References))
{
// Parse the References string and add them
var references = referenceMailCopy.References.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
foreach (var reference in references)
{
message.References.Add(reference.Trim());
}
}
message.References.Add(referenceMailCopy.MessageId);
}
}
message.Headers.Add("Thread-Topic", referenceMessage.Subject);
}