From e9c7a88b175111a0eac429ffb33ab82e8040e582 Mon Sep 17 00:00:00 2001
From: Andreas Hager <3351175+andreashager@users.noreply.github.com>
Date: Mon, 7 Jul 2025 13:11:39 +0200
Subject: [PATCH] [BUGFIX] Limit tax classes to current order

Currently all tax classes from all orders are loaded instead of the
specifc ones from current oder item only. This breaks expansion of
TYPO3 IRRE element if you have a lot of orders.
---
 Configuration/TCA/tx_cart_domain_model_order_product.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Configuration/TCA/tx_cart_domain_model_order_product.php b/Configuration/TCA/tx_cart_domain_model_order_product.php
index ca16e8b2..cf8c5025 100644
--- a/Configuration/TCA/tx_cart_domain_model_order_product.php
+++ b/Configuration/TCA/tx_cart_domain_model_order_product.php
@@ -154,6 +154,7 @@
                 'renderType' => 'selectSingle',
                 'readOnly' => 1,
                 'foreign_table' => 'tx_cart_domain_model_order_taxclass',
+                'foreign_table_where' => 'AND {#tx_cart_domain_model_order_taxclass}.{#item} = ###REC_FIELD_item###',
                 'minitems' => 1,
                 'maxitems' => 1,
                 'appearance' => [