wip: bulk insurance refactoring

src/Service/BookingPriceCalculatorService.php

@@ -774,9 +774,8 @@ class BookingPriceCalculatorService
         // This mirrors the logic in BookingDataProcessor::applyBulkInsuranceIfActive()
         $availableInsurances = $bookingDto->travel->insurances;
 
-        // Exclude complementary insurances
-        $availableInsurances = array_filter($availableInsurances, fn ($insurance) => false === $insurance->complementary);
-        $availableInsurances = array_values($availableInsurances);
+        // Exclude complementary insurances (only available as part of packages)
+        $availableInsurances = $this->insuranceTypeFilterService->filterNonComplementary($availableInsurances);
 
         // Get insurances of the same type as applicant's selection
         $sameTypeInsurances = $this->insuranceTypeFilterService->filterByType(

src/Service/InsuranceTypeFilterService.php

@@ -11,6 +11,23 @@ use App\BusProNet\Model\Insurance;
  */
 class InsuranceTypeFilterService
 {
+    /**
+     * Filters out complementary insurances from an insurance array.
+     *
+     * Complementary insurances are only available as part of packages
+     * and cannot be directly selected by users.
+     *
+     * @param array<Insurance> $insurances Array of insurances to filter
+     *
+     * @return array<Insurance> Array containing only non-complementary insurances with reset keys
+     */
+    public function filterNonComplementary(array $insurances): array
+    {
+        return array_values(
+            array_filter($insurances, fn (Insurance $insurance) => false === $insurance->complementary)
+        );
+    }
+
     /**
      * Filters insurances by type based on label (for packages) or subType (for individual insurances).
      *