From c3a66e2a41c4879933cb72d97f583ecef76f2385 Mon Sep 17 00:00:00 2001
From: InnovativeUS <86477631+InnovativeUS@users.noreply.github.com>
Date: Tue, 18 Jun 2024 19:08:01 +0100
Subject: [PATCH] fix: honor lr in record route for dialog clients

---
 dialog_client.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dialog_client.go b/dialog_client.go
index f24ab2a..7ce04a7 100644
--- a/dialog_client.go
+++ b/dialog_client.go
@@ -238,7 +238,13 @@ func (s *DialogClientSession) TransactionRequest(ctx context.Context, req *sip.R
 		}
 
 		if rr := s.InviteResponse.RecordRoute(); rr != nil {
-			req.SetDestination(rr.Address.HostPort())
+			if rr.Address.UriParams.Has("lr") {
+				req.AppendHeader(&sip.RouteHeader{
+					Address: rr.Address,
+				})
+			} else {
+				req.SetDestination(rr.Address.HostPort())
+			}
 		}
 	}