Added OrderType enum

Author: aschempp

src/Api/Filter/OrderListFilter.php

@@ -6,17 +6,14 @@
 
 use Terminal42\CashctrlApi\ApiClientInterface;
 use Terminal42\CashctrlApi\Entity\Order;
+use Terminal42\CashctrlApi\Enum\OrderType;
 use Terminal42\CashctrlApi\Exception\DomainException;
 
 /**
  * @extends ListFilter<Order>
  */
 class OrderListFilter extends ListFilter
 {
-    public const TYPE_SALES = 'SALES';
-
-    public const TYPE_PURCHASE = 'PURCHASE';
-
     protected int|null $categoryId = null;
 
     protected string|null $columns = null;
@@ -41,7 +38,7 @@ class OrderListFilter extends ListFilter
 
     protected int|null $statusId = null;
 
-    protected string|null $type = null;
+    protected OrderType|null $type = null;
 
     private readonly ApiClientInterface $client;
 
@@ -102,7 +99,7 @@ public function withStatus(int $statusId): self
         return $this;
     }
 
-    public function ofType(string $type): self
+    public function ofType(OrderType $type): self
     {
         $this->type = $type;
 

src/Enum/OrderType.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Terminal42\CashctrlApi\Enum;
+
+enum OrderType: string
+{
+    case Sales = 'SALES';
+    case Purchase = 'PURCHASE';
+}