From fa21ea4bce78edbf3649d656b98d96f88b0b0aaf Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Mon, 11 Jan 2021 22:33:54 +0100
Subject: Wagonorder: refactor dbdb requests

---
 lib/DBInfoscreen/Helper/Wagonorder.pm | 52 ++++++++---------------------------
 1 file changed, 12 insertions(+), 40 deletions(-)

(limited to 'lib/DBInfoscreen/Helper')

diff --git a/lib/DBInfoscreen/Helper/Wagonorder.pm b/lib/DBInfoscreen/Helper/Wagonorder.pm
index 5904d86..d303d18 100644
--- a/lib/DBInfoscreen/Helper/Wagonorder.pm
+++ b/lib/DBInfoscreen/Helper/Wagonorder.pm
@@ -57,12 +57,11 @@ sub is_available_p {
 	return $promise;
 }
 
-sub has_umlauf_p {
-	my ( $self, $train_no ) = @_;
+sub head_dbdb_p {
+	my ( $self, $url ) = @_;
 
 	my $promise = Mojo::Promise->new;
 
-	my $url   = "https://lib.finalrewind.org/dbdb/db_umlauf/${train_no}.png";
 	my $cache = $self->{main_cache};
 
 	if ( my $content = $cache->get($url) ) {
@@ -98,46 +97,19 @@ sub has_umlauf_p {
 	return $promise;
 }
 
-sub check_wagonorder_p {
-	my ( $self, $train_no, $wr_link ) = @_;
-
-	my $promise = Mojo::Promise->new;
+sub has_cycle_p {
+	my ( $self, $train_no ) = @_;
 
-	my $url
-	  = "https://lib.finalrewind.org/dbdb/has_wagonorder/${train_no}/${wr_link}";
-	my $cache = $self->{main_cache};
+	return $self->head_dbdb_p(
+		"https://lib.finalrewind.org/dbdb/db_umlauf/${train_no}.png");
+}
 
-	if ( my $content = $cache->get($url) ) {
-		if ( $content eq 'y' ) {
-			return $promise->resolve;
-		}
-		else {
-			return $promise->reject;
-		}
-	}
+sub check_wagonorder_p {
+	my ( $self, $train_no, $wr_link ) = @_;
 
-	$self->{user_agent}->request_timeout(5)->head_p( $url => $self->{header} )
-	  ->then(
-		sub {
-			my ($tx) = @_;
-			if ( $tx->result->is_success ) {
-				$cache->set( $url, 'y' );
-				$promise->resolve;
-			}
-			else {
-				$cache->set( $url, 'n' );
-				$promise->reject;
-			}
-			return;
-		}
-	)->catch(
-		sub {
-			$cache->set( $url, 'n' );
-			$promise->reject;
-			return;
-		}
-	)->wait;
-	return $promise;
+	return $self->head_dbdb_p(
+		"https://lib.finalrewind.org/dbdb/has_wagonorder/${train_no}/${wr_link}"
+	);
 }
 
 sub get_p {
-- 
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