From 80f22b7cd07d564a50926329d78cdec9b8e1bb0b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Fromme?= <fromme@dreipunktnull.com>
Date: Wed, 7 Jan 2026 14:44:53 +0100
Subject: [PATCH] fix: don't include default date of birth in contact form
 submissions

---
 src/BusProNet/ApiClient.php          |  2 +-
 src/BusProNet/Model/PersonalData.php | 17 +++++++++--------
 2 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/src/BusProNet/ApiClient.php b/src/BusProNet/ApiClient.php
index b83f9df..761fac8 100644
--- a/src/BusProNet/ApiClient.php
+++ b/src/BusProNet/ApiClient.php
@@ -151,7 +151,7 @@ class ApiClient
             'key' => $this->createKey($this->config['bpn_username'], $this->config['bpn_password'], static::TYPE_CUSTOMER_DATA),
             'satz' => ['@typ' => static::TYPE_CUSTOMER_DATA],
             'art' => 'Adresse_Neu',
-            'adressdaten' => $personalData->toPayload(),
+            'adressdaten' => $personalData->toPayload(false),
             'ohnemailversand' => 'True',
         ];
 
diff --git a/src/BusProNet/Model/PersonalData.php b/src/BusProNet/Model/PersonalData.php
index df0b06b..3e5a1bf 100644
--- a/src/BusProNet/Model/PersonalData.php
+++ b/src/BusProNet/Model/PersonalData.php
@@ -71,17 +71,11 @@ class PersonalData
      *
      * @return array<string, mixed> The payload array for API transmission
      */
-    public function toPayload(): array
+    public function toPayload(bool $includeDateOfBirth = true): array
     {
-        // Ensure date of birth is populated
-        if (null === $dob = $this->dateOfBirth) {
-            $dob = new \DateTimeImmutable(self::DEFAULT_AGE_YEARS.' years ago');
-        }
-
-        return [
+        $payload = [
             'idadresse' => $this->addressId,
             'idadresseperson' => $this->personId,
-            'geburtsdatum' => $dob->format('d.m.Y'),
             'anrede' => $this->salutation,
             'geschlecht' => $this->gender,
             'nationalitaet' => $this->nationality,
@@ -95,6 +89,13 @@ class PersonalData
             'sonstiges3' => $this->shoeSize,
             'bemerkung' => $this->remarks,
         ];
+
+        if (true === $includeDateOfBirth) {
+            $dob = $this->dateOfBirth ?? new \DateTimeImmutable(self::DEFAULT_AGE_YEARS . ' years ago');
+            $payload['geburtsdatum'] = $dob->format('d.m.Y');
+        }
+
+        return $payload;
     }
 
     public static function fromContactFormSubmission(ContactFormSubmission $dto): self