From 74d21f011c89398fc6f2b976a764ff86e3f4e61c Mon Sep 17 00:00:00 2001
From: Peter Bieringer <pb@bieringer.de>
Date: Fri, 22 Aug 2025 07:49:09 +0200
Subject: [PATCH] enrich for optional tzinfo

---
 radicale/item/filter.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/radicale/item/filter.py b/radicale/item/filter.py
index b846023a..ef43dbcc 100644
--- a/radicale/item/filter.py
+++ b/radicale/item/filter.py
@@ -47,7 +47,7 @@ else:
     TRIGGER = datetime | None
 
 
-def date_to_datetime(d: date) -> datetime:
+def date_to_datetime(d: date, tzinfo=vobject.icalendar.utc) -> datetime:
     """Transform any date to a UTC datetime.
 
     If ``d`` is a datetime without timezone, return as UTC datetime. If ``d``
@@ -58,7 +58,7 @@ def date_to_datetime(d: date) -> datetime:
         d = datetime.combine(d, datetime.min.time())
     if not d.tzinfo:
         # NOTE: using vobject's UTC as it wasn't playing well with datetime's.
-        d = d.replace(tzinfo=vobject.icalendar.utc)
+        d = d.replace(tzinfo=tzinfo)
     return d