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feat: commit raw tx (from coldcard Q)

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Czarek Nakamoto 2025-06-26 10:54:48 +02:00 • committed by cyan
parent ddeef70d05
commit d34b5b9112
1 changed files with 34 additions and 14 deletions
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48
cw_bitcoin/lib/bitcoin_wallet.dart
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@ -441,21 +441,41 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
}
Future<void> commitPsbtUR(List<String> urCodes) async {
final ur = URDecoder();
for (final inp in urCodes) {
ur.receivePart(inp);
}
final result = (ur.result as UR);
final cbor = result.cbor;
final cborDecoder = CBORDecoder(cbor);
final out = cborDecoder.decodeBytes();
final bytes = out.$1;
final base64psbt = base64Encode(bytes);
final psbt = PsbtV2()..deserializeV0(base64Decode(base64psbt));
if (urCodes.isEmpty) throw Exception("No QR code got scanned");
bool isUr = urCodes.any((str) {
return str.startsWith("ur:psbt/");
});
if (isUr) {
final ur = URDecoder();
for (final inp in urCodes) {
ur.receivePart(inp);
}
final result = (ur.result as UR);
final cbor = result.cbor;
final cborDecoder = CBORDecoder(cbor);
final out = cborDecoder.decodeBytes();
final bytes = out.$1;
final base64psbt = base64Encode(bytes);
final psbt = PsbtV2()..deserializeV0(base64Decode(base64psbt));
// psbt.finalize();
final finalized = base64Encode(psbt.serialize());
await commitPsbt(finalized);
// psbt.finalize();
final finalized = base64Encode(psbt.serialize());
await commitPsbt(finalized);
} else {
final btcTx = BtcTransaction.fromRaw(urCodes.first);
return PendingBitcoinTransaction(
btcTx,
type,
electrumClient: electrumClient,
amount: 0,
fee: 0,
feeRate: "",
network: network,
hasChange: true,
isViewOnly: false,
).commit();
}
}
@override