fix crash when Insert()ing in an empty play queue

1 files changed, 4 insertions, 0 deletions

diff --git a/music/playqueue.go b/music/playqueue.go
index 6bdd5b1..cdae0ae 100644
--- a/music/playqueue.go
+++ b/music/playqueue.go
@@ -44,6 +44,10 @@ func (q *Queue) Append(s *subsonic.Child) {
 }
 
 func (q *Queue) Insert(i int, s *subsonic.Child) {
+        if len(q.songs) == 0 {
+                q.Append(s)
+                return
+        }
         q.songs = append(q.songs[:i], append([]*subsonic.Child{s}, q.songs[i:]...)...)
 }