From 6d45533c14a45b548080077bd154ee06af571bf3 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Fri, 4 Oct 2019 23:27:45 +0200
Subject: [PATCH] mark cancelled stops in checkin view

---
 lib/Travelynx.pm              | 53 +++++++++++++++++++++++++++++++++--
 lib/Travelynx/Command/work.pm |  4 +--
 templates/_checked_in.html.ep | 16 +++++++++--
 3 files changed, 67 insertions(+), 6 deletions(-)

diff --git a/lib/Travelynx.pm b/lib/Travelynx.pm
index 860ba87..ad4fd33 100755
--- a/lib/Travelynx.pm
+++ b/lib/Travelynx.pm
@@ -399,7 +399,7 @@ sub startup {
 								sched_departure => $train->sched_departure,
 								real_departure  => $train->departure,
 								route           => $json->encode(
-									[ map { [$_] } $train->route ]
+									[ $self->route_diff($train) ]
 								),
 								messages => $json->encode(
 									[
@@ -636,7 +636,7 @@ sub startup {
 							real_arrival  => $train->arrival,
 							cancelled => $train->arrival_is_cancelled ? 1 : 0,
 							route =>
-							  $json->encode( [ map { [$_] } $train->route ] ),
+							  $json->encode( [ $self->route_diff($train) ] ),
 							messages => $json->encode(
 								[
 									map { [ $_->[0]->epoch, $_->[1] ] }
@@ -1574,6 +1574,55 @@ sub startup {
 		}
 	);
 
+	$self->helper(
+		'route_diff' => sub {
+			my ( $self, $train ) = @_;
+			my @json_route;
+			my @route       = $train->route;
+			my @sched_route = $train->sched_route;
+
+			say "real  is " . join( " - ", @route );
+			say "sched is " . join( " - ", @sched_route );
+
+			my $route_idx = 0;
+			my $sched_idx = 0;
+
+			while ( $route_idx <= $#route and $sched_idx <= $#sched_route ) {
+				if ( $route[$route_idx] eq $sched_route[$sched_idx] ) {
+					push( @json_route, [ $route[$route_idx], {}, undef ] );
+					$route_idx++;
+					$sched_idx++;
+				}
+
+				# this branch is inefficient, but won't be taken frequently
+				elsif ( not( grep { $_ eq $route[$route_idx] } @sched_route ) )
+				{
+					push( @json_route,
+						[ $route[$route_idx], {}, 'additional' ],
+					);
+					$route_idx++;
+				}
+				else {
+					push( @json_route,
+						[ $sched_route[$sched_idx], {}, 'cancelled' ],
+					);
+					$sched_idx++;
+				}
+			}
+			while ( $route_idx <= $#route ) {
+				push( @json_route, [ $route[$route_idx], {}, 'additional' ], );
+				$route_idx++;
+			}
+			while ( $sched_idx <= $#sched_route ) {
+				push( @json_route,
+					[ $sched_route[$sched_idx], {}, 'cancelled' ],
+				);
+				$sched_idx++;
+			}
+			return @json_route;
+		}
+	);
+
 	$self->helper(
 		'get_dbdb_station_p' => sub {
 			my ( $self, $ds100 ) = @_;
diff --git a/lib/Travelynx/Command/work.pm b/lib/Travelynx/Command/work.pm
index 6970918..b9a8520 100644
--- a/lib/Travelynx/Command/work.pm
+++ b/lib/Travelynx/Command/work.pm
@@ -56,7 +56,7 @@ sub run {
 						dep_platform   => $train->platform,
 						real_departure => $train->departure,
 						route =>
-						  $json->encode( [ map { [$_] } $train->route ] ),
+						  $json->encode( [ $self->app->route_diff($train) ] ),
 						messages => $json->encode(
 							[
 								map { [ $_->[0]->epoch, $_->[1] ] }
@@ -103,7 +103,7 @@ sub run {
 						sched_arrival => $train->sched_arrival,
 						real_arrival  => $train->arrival,
 						route =>
-						  $json->encode( [ map { [$_] } $train->route ] ),
+						  $json->encode( [ $self->app->route_diff($train) ] ),
 						messages => $json->encode(
 							[
 								map { [ $_->[0]->epoch, $_->[1] ] }
diff --git a/templates/_checked_in.html.ep b/templates/_checked_in.html.ep
index 053904a..44d57dc 100644
--- a/templates/_checked_in.html.ep
+++ b/templates/_checked_in.html.ep
@@ -200,9 +200,15 @@
 					<tbody>
 						% for my $station (@{$journey->{route_after}}) {
 							<tr><td><a class="action-checkout" data-station="<%= $station->[0] %>"><%= $station->[0] %>
-								% if ($station->[1]{rt_arr}) {
+								% if ($station->[2] and $station->[2] eq 'cancelled') {
+									<span style="float: right;">entfällt</span>
+								% }
+								% elsif ($station->[1]{rt_arr}) {
 									<span style="float: right;"><%= $station->[1]{rt_arr}->strftime('%H:%M') %></span>
 								% }
+								% elsif ($station->[2] and $station->[2] eq 'additional') {
+									<span style="float: right;">Zusatzhalt</span>
+								% }
 							</a></td></tr>
 						% }
 					</tbody>
@@ -247,9 +253,15 @@
 						% for my $station (@{$journey->{route_after}}) {
 							% my $is_dest = ($journey->{arr_name} and $station->[0] eq $journey->{arr_name});
 							<tr><td><a style="<%= $is_dest? 'font-weight: bold;' : '' %>" class="action-checkout" data-station="<%= $station->[0] %>"><%= $station->[0] %>
-								% if ($station->[1]{rt_arr}) {
+								% if ($station->[2] and $station->[2] eq 'cancelled') {
+									<span style="float: right;">entfällt</span>
+								% }
+								% elsif ($station->[1]{rt_arr}) {
 									<span style="float: right;"><%= $station->[1]{rt_arr}->strftime('%H:%M') %></span>
 								% }
+								% elsif ($station->[2] and $station->[2] eq 'additional') {
+									<span style="float: right;">Zusatzhalt</span>
+								% }
 							</a></td></tr>
 						% }
 					</tbody>