From cac597140f68198a446f4d1136393c4f25f4d822 Mon Sep 17 00:00:00 2001
From: Michal Kasprzykowski <michal.kasprzykowski@gmail.com>
Date: Sat, 27 Apr 2024 03:43:28 +0200
Subject: [PATCH] Fix \DateTime serialization of requests.

Changed formatting from DateTime::RFC3339 ('Y-m-d\TH:i:sP') to ZULU ('Y-m-d\TH:i:s\Z')
Fixes #698
---
 src/Traits/HasArrayableAttributes.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/Traits/HasArrayableAttributes.php b/src/Traits/HasArrayableAttributes.php
index 6e669e3d2..c1ed3fe79 100644
--- a/src/Traits/HasArrayableAttributes.php
+++ b/src/Traits/HasArrayableAttributes.php
@@ -60,7 +60,7 @@ public function valueToArray(mixed $value, array|string $type): mixed
         if (is_null($value)) {
             return null;
         } elseif ($value instanceof DateTime) {
-            return $value->format(DateTime::RFC3339);
+            return $this->toZuluString($value);
         } elseif (is_string($type)) {
             if (class_exists($type)) {
                 return $value->toArray();
@@ -86,4 +86,12 @@ public function valueToArray(mixed $value, array|string $type): mixed
 
         throw new InvalidAttributeTypeException("Unrecognized attribute type `$type`");
     }
+
+    private function toZuluString(\DateTime $dateTime)
+    {
+        $dt = clone $dateTime;
+        $dt->setTimezone(new \DateTimeZone("UTC"));
+
+        return $dt->format('Y-m-d\TH:i:s\Z');
+    }
 }