From b682508bc6e0500853c45bddac23d32e92ab6e94 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Wed, 2 Jan 2019 15:05:45 +0100
Subject: Add train_subtype accessor (ICE 1 / 2 / 3 / 4 / T / IC2)

---
 bin/db-wagenreihung                    |  7 ++--
 lib/Travel/Status/DE/DBWagenreihung.pm | 58 ++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+), 2 deletions(-)

diff --git a/bin/db-wagenreihung b/bin/db-wagenreihung
index 0150ae6..5c01cf5 100755
--- a/bin/db-wagenreihung
+++ b/bin/db-wagenreihung
@@ -70,8 +70,11 @@ my $wr = Travel::Status::DE::DBWagenreihung->new(
 	train_number   => $train_number,
 );
 
-printf( "%s %s in %s Gleis %s\n",
-	$wr->train_type, $wr->train_no, $wr->station_name, $wr->platform );
+printf(
+	"%s %s (%s) in %s Gleis %s\n\n",
+	$wr->train_type,   $wr->train_no, $wr->train_subtype,
+	$wr->station_name, $wr->platform
+);
 
 for my $section ( $wr->sections ) {
 	my $section_length = $section->length_percent;
diff --git a/lib/Travel/Status/DE/DBWagenreihung.pm b/lib/Travel/Status/DE/DBWagenreihung.pm
index 7f5d486..8b0d6cc 100644
--- a/lib/Travel/Status/DE/DBWagenreihung.pm
+++ b/lib/Travel/Status/DE/DBWagenreihung.pm
@@ -155,6 +155,64 @@ sub train_no {
 	return $self->{data}{istformation}{zugnummer};
 }
 
+sub train_subtype {
+	my ($self) = @_;
+
+	my @wagons = $self->wagons;
+
+	my %ml = (
+		'ICE 1'     => 0,
+		'ICE 2'     => 0,
+		'ICE 3'     => 0,
+		'ICE 3 V'   => 0,
+		'ICE 4'     => 0,
+		'ICE T 411' => 0,
+		'ICE T 415' => 0,
+		'IC2'       => 0,
+	);
+
+	for my $wagon (@wagons) {
+		if ( $wagon->model == 401
+			or ( $wagon->model >= 801 and $wagon->model <= 804 ) )
+		{
+			$ml{'ICE 1'}++;
+		}
+		elsif ( $wagon->model == 402
+			or ( $wagon->model >= 805 and $wagon->model <= 808 ) )
+		{
+			$ml{'ICE 2'}++;
+		}
+		elsif ( $wagon->model == 403 or $wagon->model == 406 ) {
+			$ml{'ICE 3'}++;
+		}
+		elsif ( $wagon->model == 407 ) {
+			$ml{'ICE 3 V'}++;
+		}
+		elsif ( $wagon->model == 412 or $wagon->model == 812 ) {
+			$ml{'ICE 4'}++;
+		}
+		elsif ( $wagon->model == 411 ) {
+			$ml{'ICE T 411'}++;
+		}
+		elsif ( $wagon->model == 415 ) {
+			$ml{'ICE T 415'}++;
+		}
+		elsif ( $wagon->is_dosto ) {
+			$ml{'IC2'}++;
+		}
+	}
+
+	my @likelihood = reverse sort { $ml{$a} <=> $ml{$b} } keys %ml;
+
+	if ( $ml{ $likelihood[0] } <= 2 ) {
+
+		# inconclusive
+		return '???';
+	}
+
+	return $likelihood[0];
+}
+
 sub wagons {
 	my ($self) = @_;
 
-- 
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