From 04d89b38b2a08235a6782edcd74ea3d732fc8714 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20B=C3=B6hmer?= <mail@jan-boehmer.de>
Date: Sun, 9 Oct 2022 20:52:52 +0200
Subject: [PATCH] Allow null value during decoding of datetimes when time
 traveling

This should fix some exceptions occuring when viewing historic states of a part.
---
 src/Services/LogSystem/TimeTravel.php | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/Services/LogSystem/TimeTravel.php b/src/Services/LogSystem/TimeTravel.php
index f364c8d9..f574d522 100644
--- a/src/Services/LogSystem/TimeTravel.php
+++ b/src/Services/LogSystem/TimeTravel.php
@@ -178,8 +178,13 @@ class TimeTravel
      * @return DateTime
      * @throws Exception
      */
-    private function dateTimeDecode(array $input): \DateTime
+    private function dateTimeDecode(?array $input): ?\DateTime
     {
+        //Allow null values
+        if ($input === null) {
+            return null;
+        }
+
         return new \DateTime($input['date'], new \DateTimeZone($input['timezone']));
     }