From e1a9f751f3f09bb44ee2ebbd82e90e2a69f93536 Mon Sep 17 00:00:00 2001
From: neumann <>
Date: Tue, 30 May 2017 20:35:57 +0000
Subject: [PATCH] 37_Spotify: smooth volumeDown

git-svn-id: https://svn.fhem.de/fhem/trunk@14434 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/37_Spotify.pm | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/fhem/FHEM/37_Spotify.pm b/fhem/FHEM/37_Spotify.pm
index 033b11f09..fb5d8b3dd 100644
--- a/fhem/FHEM/37_Spotify.pm
+++ b/fhem/FHEM/37_Spotify.pm
@@ -635,8 +635,22 @@ sub Spotify_volumeStep($$$$) {
 	$step = $attr{$name}{volumeStep} if(!defined $step || $step !~ /^[0-9]+$/);
 	$step = 5 if(!defined $step);
 
-	my $nextVolume = min(100, max(0, $hash->{helper}{device_active}{volume_percent} + $step * $direction));
-	$hash->{helper}{device_active}{volume_percent} = $nextVolume;
+	my $nextVolume = undef;
+	if(defined $device_id) {
+		my @devices = @{$hash->{helper}{devices}};
+		foreach my $device (@devices) {
+			if(defined $device->{id} && $device->{id} eq $device_id) {
+				$nextVolume = min(100, max(0, $device->{volume_percent} + $step * $direction));
+				$device->{volume_percent} = $nextVolume;
+			}
+		}
+	} else {
+		$nextVolume = min(100, max(0, $hash->{helper}{device_active}{volume_percent} + $step * $direction));
+		$hash->{helper}{device_active}{volume_percent} = $nextVolume;
+	}
+
+	return "could not find device" if(!defined $nextVolume);
+
 	Spotify_setVolume($hash, 0, $nextVolume, $device_id);
 
 	return undef;