From f18ab3c1f9fe63db1681437f9fe8478d3bb1d63d Mon Sep 17 00:00:00 2001
From: Cameron Radmore <radmorecameron@gmail.com>
Date: Tue, 3 Feb 2026 17:17:46 -0500
Subject: [PATCH] Playlist API: return empty author url if ucid is empty

---
 src/invidious/playlists.cr | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/invidious/playlists.cr b/src/invidious/playlists.cr
index 7c584d15..e176c807 100644
--- a/src/invidious/playlists.cr
+++ b/src/invidious/playlists.cr
@@ -107,7 +107,11 @@ struct Playlist
 
       json.field "author", self.author
       json.field "authorId", self.ucid
-      json.field "authorUrl", "/channel/#{self.ucid}"
+      if !self.ucid.empty?
+        json.field "authorUrl", "/channel/#{self.ucid}"
+      else
+        json.field "authorUrl", ""
+      end
       json.field "subtitle", self.subtitle
 
       json.field "authorThumbnails" do