From 8e5ed7d23d37eec78fde16c861d506f10e1cc343 Mon Sep 17 00:00:00 2001
From: callebtc <93376500+callebtc@users.noreply.github.com>
Date: Wed, 15 Mar 2023 00:26:06 +0100
Subject: [PATCH] show comment extra only when present

---
 lnurl.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lnurl.py b/lnurl.py
index d03faaa..0f94f54 100644
--- a/lnurl.py
+++ b/lnurl.py
@@ -71,10 +71,12 @@ async def api_lnurl_callback(
     extra = {
         "tag": "lnurlp",
         "link": link.id,
-        "comment": comment,
         "extra": request.query_params.get("amount"),
     }
 
+    if comment:
+        extra["comment"] = (comment,)
+
     if lnaddress and link.username and link.domain:
         extra["lnaddress"] = f"{link.username}@{link.domain}"