taktik-nette

app/UI/DTO/OrderDTO.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\UI\DTO;
+
+class OrderDTO
+{
+    public function __construct(public readonly string $column, public readonly OrderDirection $direction)
+    {
+    }
+
+    /**
+     * @param array<int, string> $acceptColumns
+     */
+    public static function createOrReturnNullFromData(?string $order, ?string $direction, array $acceptColumns = []): ?OrderDTO
+    {
+        if ($order === null || $direction === null) {
+            return null;
+        }
+
+        if (!in_array($order, $acceptColumns, true)) {
+            return null;
+        }
+
+        $direction = OrderDirection::tryFrom($direction);
+
+        if ($direction === null) {
+            return null;
+        }
+
+        return new self($order, $direction);
+    }
+}