Add IdentityIntTrait with unsigned int. Add static AnzuApp::date func…

…tion.

src/AnzuApp.php

@@ -164,6 +164,20 @@ public static function getAppDate(): DateTimeImmutable
         return self::$appDate;
     }
 
+    /**
+     * Create new DateTimeImmutable (or use appDate) without IDE warning of unhandled exception.
+     *
+     * @noinspection PhpUnhandledExceptionInspection
+     */
+    public static function date(?string $datetime = null): DateTimeImmutable
+    {
+        if (null === $datetime) {
+            return self::getAppDate();
+        }
+
+        return new DateTimeImmutable($datetime);
+    }
+
     /**
      * Get dateTime of start of unix epoch.
      */

src/Entity/Traits/IdentityIntTrait.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace AnzuSystems\Contracts\Entity\Traits;
+
+use AnzuSystems\SerializerBundle\Attributes\Serialize;
+use AnzuSystems\Contracts\Entity\Interfaces\BaseIdentifiableInterface;
+use Doctrine\DBAL\Types\Types;
+use Doctrine\ORM\Mapping as ORM;
+
+trait IdentityIntTrait
+{
+    use NamedResourceTrait;
+
+    /**
+     * Primary key of this item.
+     */
+    #[ORM\Id]
+    #[ORM\GeneratedValue(strategy: 'AUTO')]
+    #[ORM\Column(type: Types::INTEGER, options: ['unsigned' => true])]
+    #[Serialize]
+    protected ?int $id = null;
+
+    public function getId(): ?int
+    {
+        return $this->id;
+    }
+
+    public function setId(?int $id): static
+    {
+        $this->id = $id;
+
+        return $this;
+    }
+
+    public function is(BaseIdentifiableInterface $identifiable): bool
+    {
+        if ($identifiable::getResourceName() === $this->getResourceName()) {
+            return $identifiable->getId() === $this->getId();
+        }
+
+        return false;
+    }
+
+    public function isNot(BaseIdentifiableInterface $identifiable): bool
+    {
+        return false === $this->is($identifiable);
+    }
+}