feat: streamlined booking number property

src/BusProNet/Model/BookingResponse.php

@@ -16,15 +16,15 @@ namespace App\BusProNet\Model;
 class BookingResponse
 {
     /**
-     * @param string                $status            Booking status (möglich|erfolgt)
-     * @param string|null           $transactionNumber Transaction number (vorgang)
-     * @param array<int, PriceItem> $priceItems        Individual price items from response
-     * @param float|null            $totalPrice        Total price (gesamtpreis)
-     * @param PaymentTerms|null     $paymentTerms      Payment terms (anzahlung/restzahlung)
+     * @param string                $status        Booking status (möglich|erfolgt)
+     * @param int|null              $bookingNumber Booking number (BPN XML: vorgang)
+     * @param array<int, PriceItem> $priceItems    Individual price items from response
+     * @param float|null            $totalPrice    Total price (gesamtpreis)
+     * @param PaymentTerms|null     $paymentTerms  Payment terms (anzahlung/restzahlung)
      */
     public function __construct(
         public readonly string $status,
-        public readonly ?string $transactionNumber = null,
+        public readonly ?int $bookingNumber = null,
         public readonly array $priceItems = [],
         public readonly ?float $totalPrice = null,
         public readonly ?PaymentTerms $paymentTerms = null,

src/BusProNet/XmlParser/BookingResponseParser.php

@@ -33,7 +33,7 @@ class BookingResponseParser extends AbstractParser
     public function parse(Crawler $node): BookingResponse
     {
         $status = $node->filterXPath('//buchung')->text();
-        $transactionNumber = $this->getStringOrNullValue($node->filterXPath('//vorgang'));
+        $bookingNumber = $this->getIntOrNullValue($node->filterXPath('//vorgang'));
         $totalPrice = $this->getFloatOrNullValue($node->filterXPath('//gesamtpreis'));
         $message = $this->getStringOrNullValue($node->filterXPath('//hinweis'));
 
@@ -42,7 +42,7 @@ class BookingResponseParser extends AbstractParser
 
         return new BookingResponse(
             status: $status,
-            transactionNumber: $transactionNumber,
+            bookingNumber: $bookingNumber,
             priceItems: $priceItems,
             totalPrice: $totalPrice,
             paymentTerms: $paymentTerms,