- Heavy rework on search request handling of entities

src/Entity/Field/Datetime.php

@@ -28,6 +28,13 @@ class Datetime extends \DateTime implements EntityObjectInterface {
         return $obj;
     }
 
+    public function setTime($hour, $minute, $second = 0, $microsecond = 0) : \DateTimeInterface
+    {
+        $fromParent = parent::setTime($hour, $minute, $second, $microsecond);
+
+        return new static($fromParent);
+    }
+
     public function save()
     {
         return $this->__toString();
@@ -45,7 +52,7 @@ class Datetime extends \DateTime implements EntityObjectInterface {
 
     public function formatLocaleIntl(int $dateFormatter = \IntlDateFormatter::LONG, int $timeFormatter = \IntlDateFormatter::NONE) : string
     {
-        $formatter = new \IntlDateFormatter(\Locale::getDefault(), $dateFormatter, $timeFormatter, \Locale::getRegion());
+        $formatter = new \IntlDateFormatter(\Locale::getDefault(), $dateFormatter, $timeFormatter);
 
         return $formatter->format($this->getTimestamp());
     }
@@ -54,4 +61,5 @@ class Datetime extends \DateTime implements EntityObjectInterface {
     {
         return (int) ( (int) ($dateTime ?: new DateTime())->format('Ymd') - (int) $this->format('Ymd') ) / 10000;
     }
+
 }