From 7152cb55a726f86fd7451286c8302ec4cb137da8 Mon Sep 17 00:00:00 2001
From: Birte Kristina Friesel <derf@finalrewind.org>
Date: Wed, 3 Apr 2024 14:44:59 +0200
Subject: show local time if it differs from backend time

---
 lib/DBInfoscreen/Helper/HAFAS.pm | 27 +++++++++++++++++++++++++++
 templates/_train_details.html.ep |  6 ++++++
 2 files changed, 33 insertions(+)

diff --git a/lib/DBInfoscreen/Helper/HAFAS.pm b/lib/DBInfoscreen/Helper/HAFAS.pm
index 149bfc9..59d8c7b 100644
--- a/lib/DBInfoscreen/Helper/HAFAS.pm
+++ b/lib/DBInfoscreen/Helper/HAFAS.pm
@@ -119,6 +119,7 @@ sub get_route_p {
 						dep_delay      => $stop->dep_delay,
 						arr_cancelled  => $stop->arr_cancelled,
 						dep_cancelled  => $stop->dep_cancelled,
+						tz_offset      => $stop->tz_offset,
 						platform       => $stop->platform,
 						sched_platform => $stop->sched_platform,
 						load           => $stop->load,
@@ -142,6 +143,32 @@ sub get_route_p {
 					$station_is_past = 0;
 				}
 				$ret[-1]{isPast} = $station_is_past;
+				if ( $stop->tz_offset ) {
+					if ( $stop->sched_arr ) {
+						$ret[-1]{local_sched_arr}
+						  = $stop->sched_arr->clone->add(
+							minutes => $stop->tz_offset );
+					}
+					if ( $stop->sched_dep ) {
+						$ret[-1]{local_sched_dep}
+						  = $stop->sched_dep->clone->add(
+							minutes => $stop->tz_offset );
+					}
+					if ( $stop->rt_arr ) {
+						$ret[-1]{local_rt_arr} = $stop->rt_arr->clone->add(
+							minutes => $stop->tz_offset );
+					}
+					if ( $stop->rt_dep ) {
+						$ret[-1]{local_rt_dep} = $stop->rt_dep->clone->add(
+							minutes => $stop->tz_offset );
+					}
+					$ret[-1]{local_dt_ad} = $ret[-1]{local_rt_arr}
+					  // $ret[-1]{local_sched_arr} // $ret[-1]{local_rt_dep}
+					  // $ret[-1]{local_sched_dep};
+					$ret[-1]{local_dt_da} = $ret[-1]{local_rt_dep}
+					  // $ret[-1]{local_sched_dep} // $ret[-1]{local_rt_arr}
+					  // $ret[-1]{local_sched_arr};
+				}
 			}
 
 			$promise->resolve( \@ret, $journey, $hafas );
diff --git a/templates/_train_details.html.ep b/templates/_train_details.html.ep
index 9d7241f..1437449 100644
--- a/templates/_train_details.html.ep
+++ b/templates/_train_details.html.ep
@@ -259,6 +259,9 @@
 %           if ($stop->{rt_bogus}) {
               <i class="material-icons" aria-label="Echtzeitdaten fehlen">gps_off</i>
 %           }
+%         }
+%         if ($stop->{tz_offset} and $stop->{local_dt_da}) {
+            (lokal <%= $stop->{local_dt_da}->strftime('%H:%M') %>)
 %         }
           <%= $stop->{name} %></a>
 %         if ($stop->{load}{FIRST} or $stop->{load}{SECOND}) {
@@ -311,6 +314,9 @@
 %           if ($stop->{rt_bogus}) {
               <i class="material-icons" aria-label="Echtzeitdaten fehlen">gps_off</i>
 %           }
+%         }
+%         if ($stop->{tz_offset} and $stop->{local_dt_ad}) {
+            (lokal <%= $stop->{local_dt_ad}->strftime('%H:%M') %>)
 %         }
           <%= $stop->{name} %></a>
 %         if ($stop->{load}{FIRST} or $stop->{load}{SECOND}) {
-- 
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