From 796699a9c65d728f58924c62a862f0e94afa5507 Mon Sep 17 00:00:00 2001
From: Derf Null <derf@finalrewind.org>
Date: Sun, 30 Apr 2023 07:42:48 +0200
Subject: add_route_timestamps: keep real-time data where possible

---
 lib/Travelynx.pm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/lib/Travelynx.pm b/lib/Travelynx.pm
index 7350c76..be17d71 100755
--- a/lib/Travelynx.pm
+++ b/lib/Travelynx.pm
@@ -1016,7 +1016,16 @@ sub startup {
 							if ( $station->[2]{isCancelled} ) {
 								$sd->{isCancelled} = 1;
 							}
+
+							# keep rt_dep / rt_arr if they are no longer present
+							my %old;
+							for my $k (qw(rt_arr rt_dep arr_delay dep_delay)) {
+								$old{$k} = $station->[2]{$k};
+							}
 							$station->[2] = $sd;
+							for my $k (qw(rt_arr rt_dep arr_delay dep_delay)) {
+								$station->[2]{$k} ||= $old{$k};
+							}
 						}
 					}
 
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