Merge branch 'bitcoin-derivations' of https://github.com/cake-tech/cake_wallet into bip39-less-confusing

cw_bitcoin/lib/bitcoin_transaction_priority.dart

@@ -37,7 +37,7 @@ class BitcoinTransactionPriority extends TransactionPriority {
 
     switch (this) {
       case BitcoinTransactionPriority.slow:
-        label = 'Slow ~24hrs'; // '${S.current.transaction_priority_slow} ~24hrs';
+        label = 'Slow ~24hrs+'; // '${S.current.transaction_priority_slow} ~24hrs';
         break;
       case BitcoinTransactionPriority.medium:
         label = 'Medium'; // S.current.transaction_priority_medium;

cw_bitcoin/lib/bitcoin_wallet_service.dart

@@ -3,7 +3,6 @@ import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
 import 'package:cw_bitcoin/mnemonic_is_incorrect_exception.dart';
 import 'package:cw_bitcoin/bitcoin_wallet_creation_credentials.dart';
-import 'package:cw_core/node.dart';
 import 'package:cw_core/unspent_coins_info.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/wallet_service.dart';
@@ -127,8 +126,4 @@ class BitcoinWalletService extends WalletService<BitcoinNewWalletCredentials,
     await wallet.init();
     return wallet;
   }
-
-  static Future<dynamic> getInfoFromSeed({required String seed, required Node node}) async {
-    throw UnimplementedError();
-  }
 }

cw_bitcoin/lib/electrum_wallet.dart

@@ -206,10 +206,14 @@ abstract class ElectrumWalletBase
     List<ECPrivate> privateKeys = [];
     int allInputsAmount = 0;
 
+    bool spendsUnconfirmedTX = false;
+
     for (int i = 0; i < unspentCoins.length; i++) {
       final utx = unspentCoins[i];
 
-      if (utx.isSending) {
+      if (utx.isSending && !utx.isFrozen) {
+        if (!spendsUnconfirmedTX) spendsUnconfirmedTX = utx.confirmations == 0;
+
         allInputsAmount += utx.value;
 
         final address = addressTypeFromStr(utx.address, network);
@@ -267,6 +271,10 @@ abstract class ElectrumWalletBase
     // Here, when sending all, the output amount equals to the input value - fee to fully spend every input on the transaction and have no amount left for change
     int amount = allInputsAmount - fee;
 
+    if (amount <= 0) {
+      throw BitcoinTransactionWrongBalanceException();
+    }
+
     // Attempting to send less than the dust limit
     if (_isBelowDust(amount)) {
       throw BitcoinTransactionNoDustException();
@@ -291,6 +299,7 @@ abstract class ElectrumWalletBase
       isSendAll: true,
       hasChange: false,
       memo: memo,
+      spendsUnconfirmedTX: spendsUnconfirmedTX,
     );
   }
 
@@ -300,17 +309,25 @@ abstract class ElectrumWalletBase
     int feeRate, {
     int? inputsCount,
     String? memo,
+    bool? useUnconfirmed,
   }) async {
     final utxos = <UtxoWithAddress>[];
     List<ECPrivate> privateKeys = [];
     int allInputsAmount = 0;
+    bool spendsUnconfirmedTX = false;
 
     int leftAmount = credentialsAmount;
-    final sendingCoins = unspentCoins.where((utx) => utx.isSending).toList();
+    final sendingCoins = unspentCoins.where((utx) => utx.isSending && !utx.isFrozen).toList();
+    final unconfirmedCoins = sendingCoins.where((utx) => utx.confirmations == 0).toList();
 
     for (int i = 0; i < sendingCoins.length; i++) {
       final utx = sendingCoins[i];
 
+      final isUncormirmed = utx.confirmations == 0;
+      if (useUnconfirmed != true && isUncormirmed) continue;
+
+      if (!spendsUnconfirmedTX) spendsUnconfirmedTX = isUncormirmed;
+
       allInputsAmount += utx.value;
       leftAmount = leftAmount - utx.value;
 
@@ -348,11 +365,23 @@ abstract class ElectrumWalletBase
     }
 
     final spendingAllCoins = sendingCoins.length == utxos.length;
+    final spendingAllConfirmedCoins =
+        !spendsUnconfirmedTX && utxos.length == sendingCoins.length - unconfirmedCoins.length;
 
     // How much is being spent - how much is being sent
     int amountLeftForChangeAndFee = allInputsAmount - credentialsAmount;
 
     if (amountLeftForChangeAndFee <= 0) {
+      if (!spendingAllCoins) {
+        return estimateTxForAmount(
+          credentialsAmount,
+          outputs,
+          feeRate,
+          inputsCount: utxos.length + 1,
+          memo: memo,
+          useUnconfirmed: useUnconfirmed ?? spendingAllConfirmedCoins,
+        );
+      }
       throw BitcoinTransactionWrongBalanceException();
     }
 
@@ -406,6 +435,7 @@ abstract class ElectrumWalletBase
           feeRate,
           inputsCount: utxos.length + 1,
           memo: memo,
+          useUnconfirmed: useUnconfirmed ?? spendingAllConfirmedCoins,
         );
       }
 
@@ -452,6 +482,7 @@ abstract class ElectrumWalletBase
           feeRate,
           inputsCount: utxos.length + 1,
           memo: memo,
+          useUnconfirmed: useUnconfirmed ?? spendingAllConfirmedCoins,
         );
       }
     }
@@ -464,6 +495,7 @@ abstract class ElectrumWalletBase
       hasChange: true,
       isSendAll: false,
       memo: memo,
+      spendsUnconfirmedTX: spendsUnconfirmedTX,
     );
   }
 
@@ -534,7 +566,7 @@ abstract class ElectrumWalletBase
           network: network,
           memo: estimatedTx.memo,
           outputOrdering: BitcoinOrdering.none,
-          enableRBF: true,
+          enableRBF: !estimatedTx.spendsUnconfirmedTX,
         );
       } else {
         txb = BitcoinTransactionBuilder(
@@ -544,7 +576,7 @@ abstract class ElectrumWalletBase
           network: network,
           memo: estimatedTx.memo,
           outputOrdering: BitcoinOrdering.none,
-          enableRBF: true,
+          enableRBF: !estimatedTx.spendsUnconfirmedTX,
         );
       }
 
@@ -727,6 +759,7 @@ abstract class ElectrumWalletBase
                 final tx = await fetchTransactionInfo(
                     hash: coin.hash, height: 0, myAddresses: addressesSet);
                 coin.isChange = tx?.direction == TransactionDirection.outgoing;
+                coin.confirmations = tx?.confirmations;
                 updatedUnspentCoins.add(coin);
               } catch (_) {}
             }))));
@@ -751,6 +784,7 @@ abstract class ElectrumWalletBase
           coin.isFrozen = coinInfo.isFrozen;
           coin.isSending = coinInfo.isSending;
           coin.note = coinInfo.note;
+          coin.bitcoinAddressRecord.balance += coinInfo.value;
         } else {
           _addCoinInfo(coin);
         }
@@ -1043,9 +1077,11 @@ abstract class ElectrumWalletBase
 
         return Future.wait(addressesByType.map((addressRecord) async {
           final history = await _fetchAddressHistory(addressRecord, addressesSet, currentHeight);
+          final balance = await electrumClient.getBalance(addressRecord.scriptHash!);
 
           if (history.isNotEmpty) {
             addressRecord.txCount = history.length;
+            addressRecord.balance = balance['confirmed'] as int? ?? 0;
             historiesWithDetails.addAll(history);
 
             final matchedAddresses =
@@ -1276,6 +1312,7 @@ class EstimatedTxResult {
     required this.hasChange,
     required this.isSendAll,
     this.memo,
+    required this.spendsUnconfirmedTX,
   });
 
   final List<UtxoWithAddress> utxos;
@@ -1285,6 +1322,7 @@ class EstimatedTxResult {
   final bool hasChange;
   final bool isSendAll;
   final String? memo;
+  final bool spendsUnconfirmedTX;
 }
 
 BitcoinBaseAddress addressTypeFromStr(String address, BasedUtxoNetwork network) {

cw_bitcoin/lib/exceptions.dart

@@ -15,7 +15,9 @@ class BitcoinTransactionNoDustOnChangeException extends TransactionNoDustOnChang
   BitcoinTransactionNoDustOnChangeException(super.max, super.min);
 }
 
-class BitcoinTransactionCommitFailed extends TransactionCommitFailed {}
+class BitcoinTransactionCommitFailed extends TransactionCommitFailed {
+  BitcoinTransactionCommitFailed({super.errorMessage});
+}
 
 class BitcoinTransactionCommitFailedDustChange extends TransactionCommitFailedDustChange {}
 

cw_bitcoin/lib/litecoin_wallet_service.dart

@@ -11,6 +11,7 @@ import 'package:cw_core/wallet_type.dart';
 import 'package:cw_core/wallet_info.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:collection/collection.dart';
+import 'package:bip39/bip39.dart' as bip39;
 
 class LitecoinWalletService extends WalletService<
     BitcoinNewWalletCredentials,
@@ -100,7 +101,7 @@ class LitecoinWalletService extends WalletService<
   @override
   Future<LitecoinWallet> restoreFromSeed(
       BitcoinRestoreWalletFromSeedCredentials credentials, {bool? isTestnet}) async {
-    if (!validateMnemonic(credentials.mnemonic)) {
+    if (!validateMnemonic(credentials.mnemonic) && !bip39.validateMnemonic(credentials.mnemonic)) {
       throw LitecoinMnemonicIsIncorrectException();
     }
 

cw_bitcoin/lib/pending_bitcoin_transaction.dart

@@ -73,7 +73,9 @@ class PendingBitcoinTransaction with PendingTransaction {
         if (error.contains("bad-txns-vout-negative")) {
           throw BitcoinTransactionCommitFailedVoutNegative();
         }
+        throw BitcoinTransactionCommitFailed(errorMessage: error);
       }
+
       throw BitcoinTransactionCommitFailed();
     }
 

cw_bitcoin/pubspec.lock

@@ -21,10 +21,10 @@ packages:
     dependency: transitive
     description:
       name: args
-      sha256: eef6c46b622e0494a36c5a12d10d77fb4e855501a91c1b9ef9339326e58f0596
+      sha256: "7cf60b9f0cc88203c5a190b4cd62a99feea42759a7fa695010eb5de1c0b2252a"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.2"
+    version: "2.5.0"
   asn1lib:
     dependency: transitive
     description:
@@ -80,7 +80,7 @@ packages:
     description:
       path: "."
       ref: cake-update-v2
-      resolved-ref: "3fd81d238b990bb767fc7a4fdd5053a22a142e2e"
+      resolved-ref: "01d844a5f5a520a31df5254e34169af4664aa769"
       url: "https://github.com/cake-tech/bitcoin_base.git"
     source: git
     version: "4.2.0"
@@ -153,10 +153,10 @@ packages:
     dependency: "direct dev"
     description:
       name: build_runner
-      sha256: "581bacf68f89ec8792f5e5a0b2c4decd1c948e97ce659dc783688c8a88fbec21"
+      sha256: "3ac61a79bfb6f6cc11f693591063a7f19a7af628dc52f141743edac5c16e8c22"
       url: "https://pub.dev"
     source: hosted
-    version: "2.4.8"
+    version: "2.4.9"
   build_runner_core:
     dependency: transitive
     description:
@@ -177,10 +177,10 @@ packages:
     dependency: transitive
     description:
       name: built_value
-      sha256: a3ec2e0f967bc47f69f95009bb93db936288d61d5343b9436e378b28a2f830c6
+      sha256: c7913a9737ee4007efedaffc968c049fd0f3d0e49109e778edc10de9426005cb
       url: "https://pub.dev"
     source: hosted
-    version: "8.9.0"
+    version: "8.9.2"
   characters:
     dependency: transitive
     description:
@@ -309,10 +309,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_mobx
-      sha256: "4a5d062ff85ed3759f4aac6410ff0ffae32e324b2e71ca722ae1b37b32e865f4"
+      sha256: "859fbf452fa9c2519d2700b125dd7fb14c508bbdd7fb65e26ca8ff6c92280e2e"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0+2"
+    version: "2.2.1+1"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -322,10 +322,10 @@ packages:
     dependency: transitive
     description:
       name: frontend_server_client
-      sha256: "408e3ca148b31c20282ad6f37ebfa6f4bdc8fede5b74bc2f08d9d92b55db3612"
+      sha256: f64a0333a82f30b0cca061bc3d143813a486dc086b574bfb233b7c1372427694
       url: "https://pub.dev"
     source: hosted
-    version: "3.2.0"
+    version: "4.0.0"
   glob:
     dependency: transitive
     description:
@@ -466,10 +466,10 @@ packages:
     dependency: "direct main"
     description:
       name: mobx
-      sha256: "74ee54012dc7c1b3276eaa960a600a7418ef5f9997565deb8fca1fd88fb36b78"
+      sha256: "63920b27b32ad1910adfe767ab1750e4c212e8923232a1f891597b362074ea5e"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.0+1"
+    version: "2.3.3+2"
   mobx_codegen:
     dependency: "direct dev"
     description:
@@ -570,10 +570,10 @@ packages:
     dependency: transitive
     description:
       name: pointycastle
-      sha256: "43ac87de6e10afabc85c445745a7b799e04de84cebaa4fd7bf55a5e1e9604d29"
+      sha256: "70fe966348fe08c34bf929582f1d8247d9d9408130723206472b4687227e4333"
       url: "https://pub.dev"
     source: hosted
-    version: "3.7.4"
+    version: "3.8.0"
   pool:
     dependency: transitive
     description:
@@ -586,10 +586,10 @@ packages:
     dependency: transitive
     description:
       name: provider
-      sha256: "9a96a0a19b594dbc5bf0f1f27d2bc67d5f95957359b461cd9feb44ed6ae75096"
+      sha256: c8a055ee5ce3fd98d6fc872478b03823ffdb448699c6ebdbbc71d59b596fd48c
       url: "https://pub.dev"
     source: hosted
-    version: "6.1.1"
+    version: "6.1.2"
   pub_semver:
     dependency: transitive
     description:

cw_bitcoin_cash/lib/src/pending_bitcoin_cash_transaction.dart

@@ -62,7 +62,9 @@ class PendingBitcoinCashTransaction with PendingTransaction {
         if (error.contains("bad-txns-vout-negative")) {
           throw BitcoinTransactionCommitFailedVoutNegative();
         }
+        throw BitcoinTransactionCommitFailed(errorMessage: error);
       }
+
       throw BitcoinTransactionCommitFailed();
     }
 

cw_core/lib/exceptions.dart

@@ -19,7 +19,11 @@ class TransactionNoDustOnChangeException implements Exception {
   final String min;
 }
 
-class TransactionCommitFailed implements Exception {}
+class TransactionCommitFailed implements Exception {
+  final String? errorMessage;
+
+  TransactionCommitFailed({this.errorMessage});
+}
 
 class TransactionCommitFailedDustChange implements Exception {}
 

cw_core/lib/unspent_transaction_output.dart

@@ -14,6 +14,7 @@ class Unspent {
   bool isChange;
   bool isSending;
   bool isFrozen;
+  int? confirmations;
   String note;
 
   bool get isP2wpkh => address.startsWith('bc') || address.startsWith('ltc');

lib/bitcoin/cw_bitcoin.dart

@@ -416,13 +416,14 @@ class CWBitcoin extends Bitcoin {
   }
 
   @override
-  int getFeeAmountWithFeeRate(Object wallet, int feeRate, int inputsCount, int outputsCount,
+  int getEstimatedFeeWithFeeRate(Object wallet, int feeRate, int? amount,
-      {int? size}) {
+      {int? outputsCount, int? size}) {
     final bitcoinWallet = wallet as ElectrumWallet;
-    return bitcoinWallet.feeAmountWithFeeRate(
+    return bitcoinWallet.calculateEstimatedFeeWithFeeRate(
       feeRate,
-      inputsCount,
+      amount,
-      outputsCount,
+      outputsCount: outputsCount,
+      size: size,
     );
   }
 

lib/core/wallet_loading_service.dart

@@ -1,27 +1,28 @@
 import 'package:cake_wallet/core/generate_wallet_password.dart';
 import 'package:cake_wallet/core/key_service.dart';
 import 'package:cake_wallet/entities/preferences_key.dart';
+import 'package:cake_wallet/utils/exception_handler.dart';
+import 'package:cw_core/cake_hive.dart';
 import 'package:cw_core/wallet_base.dart';
+import 'package:cw_core/wallet_info.dart';
 import 'package:cw_core/wallet_service.dart';
 import 'package:cw_core/wallet_type.dart';
+import 'package:flutter/material.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 class WalletLoadingService {
-  WalletLoadingService(
+  WalletLoadingService(this.sharedPreferences, this.keyService, this.walletServiceFactory);
-      this.sharedPreferences, this.keyService, this.walletServiceFactory);
 
   final SharedPreferences sharedPreferences;
   final KeyService keyService;
   final WalletService Function(WalletType type) walletServiceFactory;
 
-  Future<void> renameWallet(
+  Future<void> renameWallet(WalletType type, String name, String newName) async {
-      WalletType type, String name, String newName) async {
     final walletService = walletServiceFactory.call(type);
     final password = await keyService.getWalletPassword(walletName: name);
 
     // Save the current wallet's password to the new wallet name's key
-    await keyService.saveWalletPassword(
+    await keyService.saveWalletPassword(walletName: newName, password: password);
-        walletName: newName, password: password);
     // Delete previous wallet name from keyService to keep only new wallet's name
     // otherwise keeps duplicate (old and new names)
     await keyService.deleteWalletPassword(walletName: name);
@@ -38,6 +39,7 @@ class WalletLoadingService {
   }
 
   Future<WalletBase> load(WalletType type, String name) async {
+    try {
       final walletService = walletServiceFactory.call(type);
       final password = await keyService.getWalletPassword(walletName: name);
       final wallet = await walletService.openWallet(name, password);
@@ -47,6 +49,33 @@ class WalletLoadingService {
       }
 
       return wallet;
+    } catch (error, stack) {
+      ExceptionHandler.onError(FlutterErrorDetails(exception: error, stack: stack));
+
+      // try opening another wallet that is not corrupted to give user access to the app
+      final walletInfoSource = await CakeHive.openBox<WalletInfo>(WalletInfo.boxName);
+
+      for (var walletInfo in walletInfoSource.values) {
+        try {
+          final walletService = walletServiceFactory.call(walletInfo.type);
+          final password = await keyService.getWalletPassword(walletName: walletInfo.name);
+          final wallet = await walletService.openWallet(walletInfo.name, password);
+
+          if (walletInfo.type == WalletType.monero) {
+            await updateMoneroWalletPassword(wallet);
+          }
+
+          await sharedPreferences.setString(PreferencesKey.currentWalletName, wallet.name);
+          await sharedPreferences.setInt(
+              PreferencesKey.currentWalletType, serializeToInt(wallet.type));
+
+          return wallet;
+        } catch (_) {}
+      }
+
+      // if all user's wallets are corrupted throw exception
+      throw error;
+    }
   }
 
   Future<void> updateMoneroWalletPassword(WalletBase wallet) async {
@@ -61,11 +90,9 @@ class WalletLoadingService {
     // Save new generated password with backup key for case where
     // wallet will change password, but it will fail to update in secure storage
     final bakWalletName = '#__${wallet.name}_bak__#';
-    await keyService.saveWalletPassword(
+    await keyService.saveWalletPassword(walletName: bakWalletName, password: password);
-        walletName: bakWalletName, password: password);
     await wallet.changePassword(password);
-    await keyService.saveWalletPassword(
+    await keyService.saveWalletPassword(walletName: wallet.name, password: password);
-        walletName: wallet.name, password: password);
     isPasswordUpdated = true;
     await sharedPreferences.setBool(key, isPasswordUpdated);
   }

lib/src/screens/restore/wallet_restore_page.dart

@@ -379,19 +379,23 @@ class WalletRestorePage extends BasePage {
       dInfo = derivations[derivationWithHistoryIndex];
     }
 
+    // get the default derivation for this wallet type:
     if (dInfo == null) {
-      walletRestoreViewModel.state = InitialExecutionState();
+      // we only return 1 derivation if we're pretty sure we know which one to use:
-      return;
+      if (derivations.length == 1) {
+        dInfo = derivations.first;
+      } else {
+        // if we have multiple possible derivations, and none have histories
+        // we just default to the most common one:
+        dInfo = walletRestoreViewModel.getMostCommonDerivation();
+      }
     }
 
     this.derivationInfo = dInfo;
-
-    // get the default derivation for this wallet type:
     if (this.derivationInfo == null) {
-      this.derivationInfo = walletRestoreViewModel.getMostCommonDerivation();
-    }
-
       walletRestoreViewModel.state = InitialExecutionState();
+      return;
+    }
 
     walletRestoreViewModel.create(options: _credentials());
   }

lib/src/screens/send/send_page.dart

@@ -100,7 +100,7 @@ class SendPage extends BasePage {
   AppBarStyle get appBarStyle => AppBarStyle.transparent;
 
   double _sendCardHeight(BuildContext context) {
-    double initialHeight = 450;
+    double initialHeight = 480;
     if (sendViewModel.hasCoinControl) {
       initialHeight += 35;
     }

lib/src/screens/wallet_list/wallet_list_page.dart

@@ -343,8 +343,10 @@ class WalletListBodyState extends State<WalletListBody> {
             });
           }
         } catch (e) {
+          if (this.mounted) {
             changeProcessText(S.of(context).wallet_list_failed_to_load(wallet.name, e.toString()));
           }
+        }
       },
       conditionToDetermineIfToUse2FA:
           widget.walletListViewModel.shouldRequireTOTP2FAForAccessingWallet,

lib/view_model/send/output.dart

@@ -126,8 +126,8 @@ abstract class OutputBase with Store {
 
       if (_wallet.type == WalletType.bitcoin) {
         if (_settingsStore.priority[_wallet.type] == bitcoin!.getBitcoinTransactionPriorityCustom()) {
-          fee = bitcoin!.getFeeAmountWithFeeRate(
+          fee = bitcoin!.getEstimatedFeeWithFeeRate(_wallet,
-              _settingsStore.customBitcoinFeeRate, formattedCryptoAmount, 1, 1);
+              _settingsStore.customBitcoinFeeRate,formattedCryptoAmount);
         }
 
         return bitcoin!.formatterBitcoinAmountToDouble(amount: fee);

lib/view_model/send/send_view_model.dart

@@ -562,7 +562,7 @@ abstract class SendViewModelBase extends WalletChangeListenerViewModel with Stor
         return S.current.tx_no_dust_exception;
       }
       if (error is TransactionCommitFailed) {
-        return S.current.tx_commit_failed;
+        return "${S.current.tx_commit_failed}${error.errorMessage != null ? "\n\n${error.errorMessage}" : ""}";
       }
       if (error is TransactionCommitFailedDustChange) {
         return S.current.tx_rejected_dust_change;

lib/view_model/transaction_details_view_model.dart

@@ -390,11 +390,7 @@ abstract class TransactionDetailsViewModelBase with Store {
 
   String setNewFee({double? value, required TransactionPriority priority}) {
     newFee = priority == bitcoin!.getBitcoinTransactionPriorityCustom() && value != null
-        ? bitcoin!.getFeeAmountWithFeeRate(
+        ? bitcoin!.getEstimatedFeeWithFeeRate(wallet, value.round(), transactionInfo.amount)
-            wallet,
-            value.round(),
-            transactionInfo.inputAddresses?.length ?? 1,
-            transactionInfo.outputAddresses?.length ?? 1)
         : bitcoin!.getFeeAmountForPriority(
         wallet,
         priority,

lib/view_model/wallet_creation_vm.dart

@@ -99,14 +99,14 @@ abstract class WalletCreationVMBase with Store {
       case WalletType.litecoin:
         return DerivationInfo(
           derivationType: DerivationType.electrum,
-          derivationPath: "m/0'/0",
+          derivationPath: "m/0'",
         );
       default:
         return null;
     }
   }
 
-  DerivationInfo? getMostCommonDerivation() {
+  DerivationInfo? getCommonRestoreDerivation() {
     switch (this.type) {
       case WalletType.nano:
         return DerivationInfo(
@@ -115,8 +115,10 @@ abstract class WalletCreationVMBase with Store {
       case WalletType.bitcoin:
       case WalletType.litecoin:
         return DerivationInfo(
-          derivationType: DerivationType.electrum,
+          derivationType: DerivationType.bip39,
           derivationPath: "m/84'/0'/0'/0",
+          description: "Standard BIP84 native segwit",
+          scriptType: "p2wpkh",
         );
       default:
         return null;

tool/configure.dart

@@ -180,7 +180,7 @@ abstract class Bitcoin {
   Future<bool> canReplaceByFee(Object wallet, String transactionHash);
   Future<bool> isChangeSufficientForFee(Object wallet, String txId, String newFee);
   int getFeeAmountForPriority(Object wallet, TransactionPriority priority, int inputsCount, int outputsCount, {int? size});
-  int getFeeAmountWithFeeRate(Object wallet, int feeRate, int inputsCount, int outputsCount, {int? size});
+  int getEstimatedFeeWithFeeRate(Object wallet, int feeRate, int? amount, {int? outputsCount, int? size});
   int getMaxCustomFeeRate(Object wallet);
 }
   """;