Use Mjwpayment.create_payment instead of Payment.create API in...

Use Mjwpayment.create_payment instead of Payment.create API in updateContributionRefund() for compatibility with multiple versions of CiviCRM

CRM/Core/Payment/MJWIPNTrait.php

@@ -376,23 +376,8 @@ trait CRM_Core_Payment_MJWIPNTrait {
    */
   protected function updateContributionRefund($params) {
     $this->checkRequiredParams('updateContributionRefund', ['contribution_id', 'total_amount'], $params);
-
-    $financialTrxn = civicrm_api3('Payment', 'create', $params);
-
-    // order_reference field was introduced in 5.20 but support was not available to save it via Payment.Create
-    if (version_compare(\CRM_Utils_System::version(), '5.20', '<')) {
-      // Order reference field not available so we do nothing with it.
-    }
-    else {
-      // @fixme We are on 5.20 or above, so have order_reference field available. But it's not yet updated by Payment.Create API
-      if (!empty($params['order_reference'])) {
-        civicrm_api3('FinancialTrxn', 'create', [
-          'id' => $financialTrxn['id'],
-          'trxn_id' => $params['trxn_id'],
-          'order_reference' => $params['order_reference'] ?? '',
-        ]);
-      }
-    }
+    $params['payment_processor_id'] = $this->_paymentProcessor->getID();
+    civicrm_api3('Mjwpayment', 'create_payment', $params);
   }
 
   /**