From 10da43dc2aeb41ef7dce65d427d804261a18118a Mon Sep 17 00:00:00 2001
From: Sergei Balashov <Balashov.152@gmail.com>
Date: Mon, 26 Aug 2024 13:12:34 +0300
Subject: [PATCH] IOS-7486 Update CardanoTransactionBuilder.swift

---
 .../Cardano/CardanoTransactionBuilder.swift        | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/BlockchainSdk/Blockchains/Cardano/CardanoTransactionBuilder.swift b/BlockchainSdk/Blockchains/Cardano/CardanoTransactionBuilder.swift
index 0f3b49bce..eab5945e8 100644
--- a/BlockchainSdk/Blockchains/Cardano/CardanoTransactionBuilder.swift
+++ b/BlockchainSdk/Blockchains/Cardano/CardanoTransactionBuilder.swift
@@ -23,7 +23,19 @@ class CardanoTransactionBuilder {
 
 extension CardanoTransactionBuilder {
     func update(outputs: [CardanoUnspentOutput]) {
-        self.outputs = outputs
+        self.outputs = outputs.filter { output in
+            let containsIncorrectAssetNameHex = output.assets.contains(where: { asset in
+                // We have to exclude assets with the incorrect hex name like `000de14064655f76696c6c69657273`
+                // Which fails to meet utf8 standards
+                String(data: Data(hexString: asset.assetNameHex), encoding: .utf8) == nil
+            })
+
+            if containsIncorrectAssetNameHex {
+                Log.debug("CardanoTransactionBuilder will exclude output: \(output)")
+            }
+
+            return !containsIncorrectAssetNameHex
+        }
     }
 
     func buildForSign(transaction: Transaction) throws -> Data {