From c73c3af70b25207b0fe0a91f1fbf1e7b034721b1 Mon Sep 17 00:00:00 2001
From: julian <julian@cypherstack.com>
Date: Fri, 26 May 2023 08:59:20 -0600
Subject: [PATCH] fix: namecoin tx signing

---
 .../coins/namecoin/namecoin_wallet.dart         | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/lib/services/coins/namecoin/namecoin_wallet.dart b/lib/services/coins/namecoin/namecoin_wallet.dart
index ebb3a9822..507d276a3 100644
--- a/lib/services/coins/namecoin/namecoin_wallet.dart
+++ b/lib/services/coins/namecoin/namecoin_wallet.dart
@@ -2803,19 +2803,18 @@ class NamecoinWallet extends CoinServiceAPI
 
     // Add transaction output
     for (var i = 0; i < recipients.length; i++) {
-      txb.addOutput(recipients[i], satoshiAmounts[i], namecoin.bech32!);
+      txb.addOutput(recipients[i], satoshiAmounts[i], _network.bech32!);
     }
 
     try {
       // Sign the transaction accordingly
       for (var i = 0; i < utxoSigningData.length; i++) {
-        final txid = utxoSigningData[i].utxo.txid;
-        txb.addInput(
-          txid,
-          utxoSigningData[i].utxo.vout,
-          null,
-          utxoSigningData[i].output!,
-          _network.bech32!,
+        txb.sign(
+          vin: i,
+          keyPair: utxoSigningData[i].keyPair!,
+          witnessValue: utxoSigningData[i].utxo.value,
+          redeemScript: utxoSigningData[i].redeemScript,
+          overridePrefix: _network.bech32!,
         );
       }
     } catch (e, s) {
@@ -2824,7 +2823,7 @@ class NamecoinWallet extends CoinServiceAPI
       rethrow;
     }
 
-    final builtTx = txb.build(namecoin.bech32!);
+    final builtTx = txb.build(_network.bech32!);
     final vSize = builtTx.virtualSize();
 
     return {"hex": builtTx.toHex(), "vSize": vSize};