From 55ff296fee5e98273f566611980dc9f9f474ab11 Mon Sep 17 00:00:00 2001
From: Yet371 <41476624+Yet371@users.noreply.github.com>
Date: Fri, 24 Jan 2025 09:19:14 +0300
Subject: [PATCH] Close boundary if mail does not have html body

---
 AegisImplictMail/SmtpSocketClient.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/AegisImplictMail/SmtpSocketClient.cs b/AegisImplictMail/SmtpSocketClient.cs
index 4c76a48..3a77ddc 100644
--- a/AegisImplictMail/SmtpSocketClient.cs
+++ b/AegisImplictMail/SmtpSocketClient.cs
@@ -991,7 +991,7 @@ private void SendMessageBody(StringBuilder buf)
             }
             //finish up message
             _con.SendCommand("");
-            if (MimeAttachment.InlineCount > 0 || MimeAttachment.AttachCount > 0)
+            if (!MailMessage.IsBodyHtml || MimeAttachment.InlineCount > 0 || MimeAttachment.AttachCount > 0)
             {
                 _con.SendCommand("--#SEPERATOR1#--");
             }