From 0addce7bff7dd87c663e09217659dc0555d93453 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 21 Nov 2020 15:39:21 +0100
Subject: [PATCH] month overview: distinguish between no stats and no journeys

---
 lib/Travelynx/Model/Journeys.pm            | 6 +++---
 templates/_history_months_for_year.html.ep | 4 +++-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/Travelynx/Model/Journeys.pm b/lib/Travelynx/Model/Journeys.pm
index 9330707..750c8b1 100755
--- a/lib/Travelynx/Model/Journeys.pm
+++ b/lib/Travelynx/Model/Journeys.pm
@@ -749,9 +749,9 @@ sub get_months_for_year {
 					month   => $row->{month}
 				}
 			)->expand->hash;
-			if ($stats) {
-				$ret[ $row->{month} - 1 ][2] = $stats->{data};
-			}
+
+			# undef -> no journeys for this month; empty hash -> no cached stats
+			$ret[ $row->{month} - 1 ][2] = $stats->{data} // {};
 		}
 	}
 	return @ret;
diff --git a/templates/_history_months_for_year.html.ep b/templates/_history_months_for_year.html.ep
index c6a64de..1d035ab 100644
--- a/templates/_history_months_for_year.html.ep
+++ b/templates/_history_months_for_year.html.ep
@@ -4,7 +4,9 @@
 			% for my $month (journeys->get_months_for_year(uid => current_user->{id}, year => $year)) {
 				% if (defined $month->[2]) {
 					<a class="collection-item" href="/history/<%= $month->[0] %>"><%= $month->[1] %>
-						<span class="secondary-content"><%= sprintf('%.f', $month->[2]{km_route}) %> km</span>
+						% if (defined $month->[2]{km_route}) {
+							<span class="secondary-content"><%= sprintf('%.f', $month->[2]{km_route}) %> km</span>
+						% }
 					</a>
 				% }
 				% else {