From b1b348badb5d1ea9c01ef9ecab1003252165468c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Elisi=C3=A1rio=20Couto?= <elisiario@couto.io>
Date: Sat, 22 Nov 2025 21:00:45 +0000
Subject: [PATCH] fix: Fallback to internal_transaction_id when bank
 transactions do not have transaction_id.

---
 leggen/services/transaction_processor.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/leggen/services/transaction_processor.py b/leggen/services/transaction_processor.py
index 7e238bf..1d5b88d 100644
--- a/leggen/services/transaction_processor.py
+++ b/leggen/services/transaction_processor.py
@@ -70,7 +70,10 @@ class TransactionProcessor:
         internal_transaction_id = transaction.get("internalTransactionId")
 
         if not transaction_id:
-            raise ValueError("Transaction missing required transactionId field")
+            if internal_transaction_id:
+                transaction_id = internal_transaction_id
+            else:
+                raise ValueError("Transaction missing required transactionId field")
 
         return {
             "accountId": account_id,