bitcoin_flutter removal fixes

cw_bitcoin/lib/electrum_wallet.dart

@@ -105,11 +105,17 @@ abstract class ElectrumWalletBase
     }
 
     if (seedBytes != null) {
-      return currency == CryptoCurrency.bch
-          ? bitcoinCashHDWallet(seedBytes)
-          : Bip32Slip10Secp256k1.fromSeed(seedBytes).derivePath(
+      switch (currency) {
+        case CryptoCurrency.btc:
+        case CryptoCurrency.ltc:
+          return Bip32Slip10Secp256k1.fromSeed(seedBytes).derivePath(
                   _hardenedDerivationPath(derivationInfo?.derivationPath ?? electrum_path))
               as Bip32Slip10Secp256k1;
+        case CryptoCurrency.bch:
+          return bitcoinCashHDWallet(seedBytes);
+        default:
+          throw Exception("Unsupported currency");
+      }
     }
 
     return Bip32Slip10Secp256k1.fromExtendedKey(xpub!);
@@ -461,7 +467,6 @@ abstract class ElectrumWalletBase
       }
     }
 
-
     node!.isElectrs = false;
     node!.save();
     return node!.isElectrs!;
@@ -2281,4 +2286,3 @@ class UtxoDetails {
     required this.spendsUnconfirmedTX,
   });
 }
-

cw_bitcoin/lib/litecoin_wallet.dart

@@ -1,6 +1,5 @@
 import 'dart:async';
 import 'dart:math';
-import 'package:blockchain_utils/bip/bip/bip32/base/bip32_base.dart';
 import 'package:collection/collection.dart';
 import 'package:convert/convert.dart' as convert;
 import 'package:crypto/crypto.dart';
@@ -65,7 +64,7 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
           seedBytes: seedBytes,
           currency: CryptoCurrency.ltc,
         ) {
-    mwebHd = Bip32Slip10Secp256k1.fromSeed(seedBytes).derivePath("m/1000") as Bip32Slip10Secp256k1;
+    mwebHd = Bip32Slip10Secp256k1.fromSeed(seedBytes).derivePath("m/1000'") as Bip32Slip10Secp256k1;
     mwebEnabled = alwaysScan ?? false;
     walletAddresses = LitecoinWalletAddresses(
       walletInfo,
@@ -84,7 +83,6 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
       _stub = value;
     });
   }
-
   late final Bip32Slip10Secp256k1 mwebHd;
   late final Box<MwebUtxo> mwebUtxosBox;
   Timer? _syncTimer;

cw_bitcoin/lib/litecoin_wallet_addresses.dart

@@ -27,9 +27,10 @@ abstract class LitecoinWalletAddressesBase extends ElectrumWalletAddresses with
   }
 
   final Bip32Slip10Secp256k1 mwebHd;
+
   List<int> get scanSecret => mwebHd.childKey(Bip32KeyIndex(0x80000000)).privateKey.privKey.raw;
-  // TODO: I'm not 100% sure if it's supposed to be the compressed or uncompressed public key!
-  List<int> get spendPubkey => mwebHd.childKey(Bip32KeyIndex(0x80000001)).publicKey.pubKey.compressed;
+  List<int> get spendPubkey =>
+      mwebHd.childKey(Bip32KeyIndex(0x80000001)).publicKey.pubKey.compressed;
 
   List<String> mwebAddrs = [];
 

cw_bitcoin/pubspec.yaml

@@ -45,7 +45,6 @@ dependencies:
       url: https://github.com/rafael-xmr/sp_scanner
       ref: sp_v4.0.0
 
-
 dev_dependencies:
   flutter_test:
     sdk: flutter
@@ -66,6 +65,10 @@ dependency_overrides:
       url: https://github.com/cake-tech/bitcoin_base
       ref: cake-update-v5
 
+
+
+  pointycastle: 3.7.4
+
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec