From 3986f5f6369755f0c53ad64305d72eec27a10d45 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Wed, 11 Dec 2013 19:42:36 +0100
Subject: add option to hide route before / after selected stop

---
 bin/aseag-m                   | 19 ++++++++++++-------
 lib/Travel/Status/DE/ASEAG.pm | 33 ++++++++++++++++++++++++++-------
 2 files changed, 38 insertions(+), 14 deletions(-)

diff --git a/bin/aseag-m b/bin/aseag-m
index 5c2c453..af3bd94 100755
--- a/bin/aseag-m
+++ b/bin/aseag-m
@@ -14,13 +14,17 @@ use List::Util qw(max);
 use Travel::Status::DE::ASEAG;
 
 my (@grep_lines);
-my $show_full_route = 0;
+my $full_route = 0;
+my $hide_past  = 1;
 
 GetOptions(
-	'h|help'       => sub { show_help(0) },
-	'f|full-route' => \$show_full_route,
-	'l|line=s@'    => \@grep_lines,
-	'V|version'    => \&show_version,
+	'a|route-after'  => sub { $full_route = 'after' },
+	'b|route-before' => sub { $full_route = 'before' },
+	'h|help'         => sub { show_help(0) },
+	'f|full-route'   => \$full_route,
+	'l|line=s@'      => \@grep_lines,
+	'p|with-past'    => sub { $hide_past  = 0 },
+	'V|version'      => \&show_version,
 
 ) or show_help(1);
 
@@ -70,7 +74,7 @@ sub display_result {
 			@{$line}[ 0 .. 2 ]
 		);
 
-		if ($show_full_route) {
+		if ($full_route) {
 			print "\n" . $line->[3] . "\n\n\n";
 		}
 	}
@@ -83,8 +87,9 @@ sub show_results {
 
 	for my $d (
 		$status->results(
+			full_routes => $full_route,
+			hide_past   => $hide_past,
 			stop        => $stop_name,
-			full_routes => $show_full_route
 		)
 	  )
 	{
diff --git a/lib/Travel/Status/DE/ASEAG.pm b/lib/Travel/Status/DE/ASEAG.pm
index ccdf5fa..ada29e4 100644
--- a/lib/Travel/Status/DE/ASEAG.pm
+++ b/lib/Travel/Status/DE/ASEAG.pm
@@ -22,6 +22,7 @@ sub new {
 	my $self = {
 		full_routes => $opt{full_routes} // 0,
 		fuzzy       => $opt{fuzzy}       // 1,
+		hide_past   => $opt{hide_past}   // 1,
 		stop        => $opt{stop},
 		post        => {
 			ReturnList =>
@@ -117,9 +118,11 @@ sub results {
 
 	my $full_routes = $opt{full_routes} // $self->{full_routes} // 0;
 	my $fuzzy       = $opt{fuzzy}       // $self->{fuzzy}       // 1;
+	my $hide_past   = $opt{hide_past}   // $self->{hide_past}   // 1;
 	my $stop        = $opt{stop}        // $self->{stop};
 
 	my $dt_now = DateTime->now( time_zone => 'Europe/Berlin' );
+	my $ts_now = $dt_now->epoch;
 
 	for my $dep ( @{ $self->{raw_list} } ) {
 
@@ -138,10 +141,31 @@ sub results {
 			next;
 		}
 
+		my $dt_dep = DateTime->from_epoch(
+			epoch     => $timestamp / 1000,
+			time_zone => 'Europe/Berlin'
+		);
+		my $ts_dep = $dt_dep->epoch;
+
+		if ( $hide_past and $dt_dep->subtract_datetime($dt_now)->is_negative ) {
+			next;
+		}
+
 		if ($full_routes) {
 			@route = map { [ $_->[9] / 1000, $_->[1] ] }
 			  grep { $_->[8] == $tripid } @{ $self->{raw_list} };
 
+			if ($hide_past) {
+				@route = grep { $_->[0] >= $ts_now } @route;
+			}
+
+			if ( $full_routes eq 'before' ) {
+				@route = grep { $_->[0] < $ts_dep } @route;
+			}
+			elsif ( $full_routes eq 'after' ) {
+				@route = grep { $_->[0] > $ts_dep } @route;
+			}
+
 			@route = map { $_->[0] }
 			  sort { $a->[1] <=> $b->[1] }
 			  map { [ $_, $_->[0] ] } @route;
@@ -157,11 +181,6 @@ sub results {
 			} @route;
 		}
 
-		my $dt_dep = DateTime->from_epoch(
-			epoch     => $timestamp / 1000,
-			time_zone => 'Europe/Berlin'
-		);
-
 		push(
 			@results,
 			Travel::Status::DE::ASEAG::Result->new(
@@ -176,8 +195,8 @@ sub results {
 				countdown_sec =>
 				  $dt_dep->subtract_datetime($dt_now)->in_units('seconds'),
 				route_timetable => [@route],
-				stop => $stopname,
-				stop_id => $stopid,
+				stop            => $stopname,
+				stop_id         => $stopid,
 			)
 		);
 	}
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