Add OTC order date picker

modules/erp/direktverkauf/api/otc-order.php

@@ -30,7 +30,7 @@ if (!is_array($data)) {
     json_response(400, ['ok' => false, 'error' => 'JSON object expected']);
 }
 
-$required = ['products', 'totalPrice', 'paymentMethod', 'billing'];
+$required = ['products', 'totalPrice', 'orderDate', 'paymentMethod', 'billing'];
 foreach ($required as $field) {
     if (!array_key_exists($field, $data)) {
         json_response(422, ['ok' => false, 'error' => "Missing field: {$field}"]);
@@ -39,6 +39,7 @@ foreach ($required as $field) {
 
 $products = $data['products'];
 $totalPrice = parse_number($data['totalPrice']);
+$orderDate = trim((string) $data['orderDate']);
 $paymentMethodCode = trim((string) $data['paymentMethod']);
 $billing = is_array($data['billing']) ? $data['billing'] : [];
 
@@ -50,6 +51,12 @@ if ($totalPrice === null || $totalPrice <= 0) {
     json_response(422, ['ok' => false, 'error' => 'Invalid total price']);
 }
 
+$orderDateTime = DateTimeImmutable::createFromFormat('!Y-m-d', $orderDate);
+$orderDateErrors = DateTimeImmutable::getLastErrors();
+if ($orderDateTime === false || $orderDateErrors === false || $orderDateErrors['warning_count'] > 0 || $orderDateErrors['error_count'] > 0) {
+    json_response(422, ['ok' => false, 'error' => 'Invalid order date']);
+}
+
 $resolvedProducts = [];
 $totalQty = 0.0;
 foreach ($products as $product) {
@@ -94,6 +101,7 @@ try {
         ':payment_method_id' => $paymentMethodId,
         ':amount_net' => $totalPrice,
         ':total_amount' => $totalPrice,
+        ':order_date' => $orderDateTime->format('Y-m-d H:i:s'),
     ]);
 
     $orderId = (int) $order['id'];