From d382955cb3ade340fa9e667ade8db7ddabadd2c0 Mon Sep 17 00:00:00 2001
From: Gianni Ceccarelli <dakkar@thenautilus.net>
Date: Tue, 3 Dec 2013 14:42:07 +0000
Subject: only load the template once

---
 lib/HomePanel/Driver.pm | 13 ++++++++++---
 lib/HomePanel/Render.pm | 13 ++++---------
 2 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/lib/HomePanel/Driver.pm b/lib/HomePanel/Driver.pm
index c196486..749a958 100644
--- a/lib/HomePanel/Driver.pm
+++ b/lib/HomePanel/Driver.pm
@@ -158,16 +158,23 @@ has output_file => (
     coerce => AbsPath->coercion,
     required => 1,
 );
+has render => (
+    is => 'lazy',
+);
+sub _build_render {
+    return HomePanel::Render->new({
+        template_file => $_[0]->template_file,
+    });
+}
 
 sub write_page {
     my ($self) = @_;
 
-    my $output = HomePanel::Render->new({
-        template_file => $self->template_file,
+    my $output = $self->render->render({
         forecast => $self->forecast_response,
         bus => $self->bus_response,
         tube => $self->tube_response,
-    })->render;
+    });
 
     $self->output_file->spew_utf8($output);
 
diff --git a/lib/HomePanel/Render.pm b/lib/HomePanel/Render.pm
index cc16eb5..fe165e3 100644
--- a/lib/HomePanel/Render.pm
+++ b/lib/HomePanel/Render.pm
@@ -34,11 +34,6 @@ has template_file => (
     required => 1,
 );
 
-has [qw(forecast bus tube)] => (
-    is => 'ro',
-    required => 1,
-);
-
 {
 my %icon_for=(
     'clear-day' => '2',
@@ -60,16 +55,16 @@ sub icon_for {
 }
 
 sub render {
-    my ($self) = @_;
+    my ($self,$data) = @_;
 
     my $output;
 
     $self->template->process(
         $self->template_file->stringify,
         {
-            f => $self->forecast,
-            b => $self->bus,
-            t => $self->tube,
+            f => $data->{forecast},
+            b => $data->{bus},
+            t => $data->{tube},
             icon_for => \&icon_for,
             now => DateTime->now,
             format_duration => sub { DateTime::Format::Duration->new(@_) },
-- 
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