From fe9dc6c86ae97554898fa9c8172cb6c043d2fcd1 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 21 Jun 2014 14:58:46 +0200
Subject: IRIS backend: Use dropdown menu to narrow down stations

---
 cgi/index.pl                          | 12 ++++++++++++
 cgi/templates/layouts/default.html.ep |  5 +++++
 2 files changed, 17 insertions(+)

diff --git a/cgi/index.pl b/cgi/index.pl
index 8558ec3..531ee5e 100644
--- a/cgi/index.pl
+++ b/cgi/index.pl
@@ -4,6 +4,7 @@ use Cache::File;
 use List::MoreUtils qw(any);
 use Travel::Status::DE::DeutscheBahn;
 use Travel::Status::DE::IRIS;
+use Travel::Status::DE::IRIS::Stations;
 use 5.014;
 use utf8;
 
@@ -79,6 +80,17 @@ sub handle_request {
 	my @results = get_results_for( $backend, $station );
 
 	if ( not @results ) {
+		if ( $backend eq 'iris' ) {
+			my @candidates = map { [ "$_->[1] ($_->[0])", $_->[0] ] }
+			  Travel::Status::DE::IRIS::Stations::get_station($station);
+			if (@candidates) {
+				$self->render(
+					'multi',
+					stationlist => \@candidates,
+					hide_opts   => 0
+				);
+			}
+		}
 		$self->render(
 			'multi',
 			error     => "Got no results for '$station'",
diff --git a/cgi/templates/layouts/default.html.ep b/cgi/templates/layouts/default.html.ep
index 873def3..a9782ad 100644
--- a/cgi/templates/layouts/default.html.ep
+++ b/cgi/templates/layouts/default.html.ep
@@ -362,7 +362,12 @@
   <div class="field">
     <div class="desc">Station name</div>
     <div>
+% if (stash('stationlist')) {
+      %= select_field station => stash('stationlist')
+% }
+% else {
       %= text_field 'station'
+% }
       %= submit_button 'Display'
     </div>
   </div>
-- 
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