Merge pull request #591 from detherminal/add-xtz

feat: add xtz

lib/models/isar/stack_theme.dart

@@ -1902,6 +1902,7 @@ class ThemeAssets implements IThemeAssets {
   late final String wownero;
   late final String namecoin;
   late final String particl;
+  late final String tezos;
   late final String bitcoinImage;
   late final String bitcoincashImage;
   late final String dogecoinImage;
@@ -1913,6 +1914,7 @@ class ThemeAssets implements IThemeAssets {
   late final String wowneroImage;
   late final String namecoinImage;
   late final String particlImage;
+  late final String tezosImage;
   late final String bitcoinImageSecondary;
   late final String bitcoincashImageSecondary;
   late final String dogecoinImageSecondary;
@@ -1924,6 +1926,7 @@ class ThemeAssets implements IThemeAssets {
   late final String wowneroImageSecondary;
   late final String namecoinImageSecondary;
   late final String particlImageSecondary;
+  late final String tezosImageSecondary;
   @override
   late final String? loadingGif;
   @override
@@ -1997,6 +2000,8 @@ class ThemeAssets implements IThemeAssets {
           "$applicationThemesDirectoryPath/$themeId/assets/${json["namecoin"] as String}"
       ..particl =
           "$applicationThemesDirectoryPath/$themeId/assets/${json["particl"] as String}"
+      ..tezos =
+          "$applicationThemesDirectoryPath/$themeId/assets/${json["bitcoin"] as String}" // TODO: change to tezos
       ..bitcoinImage =
           "$applicationThemesDirectoryPath/$themeId/assets/${json["bitcoin_image"] as String}"
       ..bitcoincashImage =
@@ -2019,6 +2024,8 @@ class ThemeAssets implements IThemeAssets {
           "$applicationThemesDirectoryPath/$themeId/assets/${json["namecoin_image"] as String}"
       ..particlImage =
           "$applicationThemesDirectoryPath/$themeId/assets/${json["particl_image"] as String}"
+      ..tezosImage =
+          "$applicationThemesDirectoryPath/$themeId/assets/${json["bitcoin_image"] as String}" // TODO: change to tezos
       ..bitcoinImageSecondary =
           "$applicationThemesDirectoryPath/$themeId/assets/${json["bitcoin_image_secondary"] as String}"
       ..bitcoincashImageSecondary =
@@ -2041,6 +2048,8 @@ class ThemeAssets implements IThemeAssets {
           "$applicationThemesDirectoryPath/$themeId/assets/${json["namecoin_image_secondary"] as String}"
       ..particlImageSecondary =
           "$applicationThemesDirectoryPath/$themeId/assets/${json["particl_image_secondary"] as String}"
+      ..tezosImageSecondary =
+          "$applicationThemesDirectoryPath/$themeId/assets/${json["bitcoin_image_secondary"] as String}" // TODO: change to tezos
       ..loadingGif = json["loading_gif"] is String
           ? "$applicationThemesDirectoryPath/$themeId/assets/${json["loading_gif"] as String}"
           : null

lib/pages/settings_views/global_settings_view/manage_nodes_views/add_edit_node_view.dart

@@ -711,6 +711,7 @@ class _NodeFormState extends ConsumerState<NodeForm> {
       case Coin.namecoin:
       case Coin.bitcoincash:
       case Coin.particl:
+      case Coin.tezos:
       case Coin.bitcoinTestNet:
       case Coin.litecoinTestNet:
       case Coin.bitcoincashTestnet:

lib/services/coins/coin_service.dart

@@ -15,6 +15,7 @@ import 'package:stackwallet/services/coins/litecoin/litecoin_wallet.dart';
 import 'package:stackwallet/services/coins/monero/monero_wallet.dart';
 import 'package:stackwallet/services/coins/namecoin/namecoin_wallet.dart';
 import 'package:stackwallet/services/coins/particl/particl_wallet.dart';
+import 'package:stackwallet/services/coins/tezos/tezos_wallet.dart';
 import 'package:stackwallet/services/coins/wownero/wownero_wallet.dart';
 import 'package:stackwallet/services/transaction_notification_tracker.dart';
 import 'package:stackwallet/utilities/amount/amount.dart';
@@ -204,6 +205,15 @@ abstract class CoinServiceAPI {
             cachedClient: cachedClient,
             tracker: tracker);
 
+      case Coin.tezos:
+        return TezosWallet(
+          walletId: walletId,
+          walletName: walletName,
+          coin: coin,
+          secureStore: secureStorageInterface,
+          tracker: tracker,
+        );
+
       case Coin.wownero:
         return WowneroWallet(
           walletId: walletId,

lib/services/coins/tezos/tezos_wallet.dart

@@ -0,0 +1,410 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:ffi';
+
+import 'package:http/http.dart';
+import 'package:isar/isar.dart';
+import 'package:stackwallet/models/balance.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/address.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/transaction.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/utxo.dart';
+import 'package:stackwallet/models/paymint/fee_object_model.dart';
+import 'package:stackwallet/services/coins/coin_service.dart';
+import 'package:stackwallet/services/node_service.dart';
+import 'package:stackwallet/utilities/amount/amount.dart';
+import 'package:stackwallet/utilities/enums/coin_enum.dart';
+import 'package:stackwallet/utilities/default_nodes.dart';
+import 'package:stackwallet/utilities/enums/fee_rate_type_enum.dart';
+
+import 'package:tezart/tezart.dart';
+import 'package:tuple/tuple.dart';
+
+import '../../../db/isar/main_db.dart';
+import '../../../models/node_model.dart';
+import '../../../utilities/flutter_secure_storage_interface.dart';
+import '../../../utilities/logger.dart';
+import '../../../utilities/prefs.dart';
+import '../../mixins/wallet_cache.dart';
+import '../../mixins/wallet_db.dart';
+import '../../transaction_notification_tracker.dart';
+
+const int MINIMUM_CONFIRMATIONS = 1;
+
+class TezosWallet extends CoinServiceAPI with WalletCache, WalletDB {
+  TezosWallet({
+    required String walletId,
+    required String walletName,
+    required Coin coin,
+    required SecureStorageInterface secureStore,
+    required TransactionNotificationTracker tracker,
+    MainDB? mockableOverride,
+  }) {
+    txTracker = tracker;
+    _walletId = walletId;
+    _walletName = walletName;
+    _coin = coin;
+    _secureStore = secureStore;
+    initCache(walletId, coin);
+    initWalletDB(mockableOverride: mockableOverride);
+  }
+
+  NodeModel? _xtzNode;
+
+  NodeModel getCurrentNode() {
+    return _xtzNode ?? NodeService(secureStorageInterface: _secureStore).getPrimaryNodeFor(coin: Coin.tezos) ?? DefaultNodes.getNodeFor(Coin.tezos);
+  }
+
+  Future<Keystore> getKeystore() async {
+    return Keystore.fromMnemonic((await mnemonicString).toString());
+  }
+
+  @override
+  String get walletId => _walletId;
+  late String _walletId;
+
+  @override
+  String get walletName => _walletName;
+  late String _walletName;
+
+  @override
+  set walletName(String name) => _walletName = name;
+
+  @override
+  set isFavorite(bool markFavorite) {
+    _isFavorite = markFavorite;
+    updateCachedIsFavorite(markFavorite);
+  }
+
+  @override
+  bool get isFavorite => _isFavorite ??= getCachedIsFavorite();
+  bool? _isFavorite;
+
+  @override
+  Coin get coin => _coin;
+  late Coin _coin;
+
+  late SecureStorageInterface _secureStore;
+  late final TransactionNotificationTracker txTracker;
+  final _prefs = Prefs.instance;
+
+  Timer? timer;
+  bool _shouldAutoSync = false;
+
+  @override
+  bool get shouldAutoSync => _shouldAutoSync;
+
+  @override
+  set shouldAutoSync(bool shouldAutoSync) {
+    if (_shouldAutoSync != shouldAutoSync) {
+      _shouldAutoSync = shouldAutoSync;
+      if (!shouldAutoSync) {
+        timer?.cancel();
+        timer = null;
+      } else {
+        refresh();
+      }
+    }
+  }
+
+  @override
+  Balance get balance => _balance ??= getCachedBalance();
+  Balance? _balance;
+
+  @override
+  Future<Map<String, dynamic>> prepareSend({required String address, required Amount amount, Map<String, dynamic>? args}) async {
+    try {
+      if (amount.decimals != coin.decimals) {
+        throw Exception("Amount decimals do not match coin decimals!");
+      }
+      var fee = int.parse((await estimateFeeFor(amount, (args!["feeRate"] as FeeRateType).index)).raw.toString());
+      Map<String, dynamic> txData = {
+        "fee": fee,
+        "address": address,
+        "recipientAmt": amount,
+      };
+      return Future.value(txData);
+    } catch (e) {
+      return Future.error(e);
+    }
+  }
+
+  @override
+  Future<String> confirmSend({required Map<String, dynamic> txData}) async {
+    try {
+      final node = getCurrentNode().host + getCurrentNode().port.toString();
+      final int amountInMicroTez = ((int.parse((txData["recipientAmt"] as Amount).raw.toString()) * 1000000)).round();
+      final int feeInMicroTez = int.parse(txData["fee"].toString());
+      final String destinationAddress = txData["address"] as String;
+      final String sourceAddress = await currentReceivingAddress;
+      return Future.value(""); // TODO: return tx hash
+    } catch (e) {
+      Logging.instance.log(e.toString(), level: LogLevel.Error);
+      return Future.error(e);
+    }
+  }
+
+  @override
+  Future<String> get currentReceivingAddress async {
+    var mneString = await mnemonicString;
+    if (mneString == null) {
+      throw Exception("No mnemonic found!");
+    }
+    return Future.value((Keystore.fromMnemonic(mneString)).address);
+  }
+
+  @override
+  Future<Amount> estimateFeeFor(Amount amount, int feeRate) {
+    return Future.value(
+      Amount(rawValue: BigInt.parse(100000.toString()), fractionDigits: coin.decimals),
+    );
+  }
+
+  @override
+  Future<void> exit() {
+    _hasCalledExit = true;
+    return Future.value();
+  }
+
+  @override
+  Future<FeeObject> get fees async {
+    // TODO: Change this to get fees from node and fix numberOfBlocks
+    return FeeObject(
+        numberOfBlocksFast: 1,
+        numberOfBlocksAverage: 1,
+        numberOfBlocksSlow: 1,
+        fast: 1000000,
+        medium: 100000,
+        slow: 10000,
+    );
+  }
+
+  @override
+  Future<void> fullRescan(int maxUnusedAddressGap, int maxNumberOfIndexesToCheck) {
+    refresh();
+    return Future.value();
+  }
+
+  @override
+  Future<bool> generateNewAddress() {
+    // TODO: implement generateNewAddress
+    throw UnimplementedError();
+  }
+
+  @override
+  bool get hasCalledExit => _hasCalledExit;
+  bool _hasCalledExit = false;
+
+  @override
+  Future<void> initializeExisting() async {
+    await _prefs.init();
+  }
+
+  @override
+  Future<void> initializeNew() async {
+    var newKeystore = Keystore.random();
+    await _secureStore.write(
+      key: '${_walletId}_mnemonic',
+      value: newKeystore.mnemonic,
+    );
+    await _secureStore.write(
+      key: '${_walletId}_mnemonicPassphrase',
+      value: "",
+    );
+
+    final address = Address(
+        walletId: walletId,
+        value: newKeystore.address,
+        publicKey: [], // TODO: Add public key
+        derivationIndex: 0,
+        derivationPath: null,
+        type: AddressType.unknown,
+        subType: AddressSubType.unknown,
+    );
+
+    await db.putAddress(address);
+
+    await Future.wait([
+      updateCachedId(walletId),
+      updateCachedIsFavorite(false),
+    ]);
+  }
+
+  @override
+  bool get isConnected => _isConnected;
+  bool _isConnected = false;
+
+  @override
+  bool get isRefreshing => refreshMutex;
+  bool refreshMutex = false;
+
+  @override
+  // TODO: implement maxFee
+  Future<int> get maxFee => throw UnimplementedError();
+
+  @override
+  Future<List<String>> get mnemonic async {
+    final mnemonic = await mnemonicString;
+    final mnemonicPassphrase = await this.mnemonicPassphrase;
+    if (mnemonic == null) {
+      throw Exception("No mnemonic found!");
+    }
+    if (mnemonicPassphrase == null) {
+      throw Exception("No mnemonic passphrase found!");
+    }
+    return mnemonic.split(" ");
+  }
+
+  @override
+  Future<String?> get mnemonicPassphrase => _secureStore.read(key: '${_walletId}_mnemonicPassphrase');
+
+  @override
+  Future<String?> get mnemonicString => _secureStore.read(key: '${_walletId}_mnemonic');
+
+  @override
+  Future<void> recoverFromMnemonic({required String mnemonic, String? mnemonicPassphrase, required int maxUnusedAddressGap, required int maxNumberOfIndexesToCheck, required int height}) async {
+    if ((await mnemonicString) != null ||
+        (await this.mnemonicPassphrase) != null) {
+      throw Exception("Attempted to overwrite mnemonic on restore!");
+    }
+    await _secureStore.write(
+        key: '${_walletId}_mnemonic', value: mnemonic.trim());
+    await _secureStore.write(
+      key: '${_walletId}_mnemonicPassphrase',
+      value: mnemonicPassphrase ?? "",
+    );
+
+    final address = Address(
+        walletId: walletId,
+        value: Keystore.fromMnemonic(mnemonic).address,
+        publicKey: [], // TODO: Add public key
+        derivationIndex: 0,
+        derivationPath: null,
+        type: AddressType.unknown,
+        subType: AddressSubType.unknown,
+    );
+
+    await db.putAddress(address);
+
+    await Future.wait([
+      updateCachedId(walletId),
+      updateCachedIsFavorite(false),
+    ]);
+  }
+
+  Future<void> updateBalance() async {
+    var api = "https://api.mainnet.tzkt.io/v1/accounts/${await currentReceivingAddress}/balance"; // TODO: Can we use current node instead of this?
+    var theBalance = await get(Uri.parse(api)).then((value) => value.body);
+    Logging.instance.log("Balance for ${await currentReceivingAddress}: $theBalance", level: LogLevel.Info);
+    var balanceInAmount = Amount(rawValue: BigInt.parse(theBalance.toString()), fractionDigits: 6);
+    _balance = Balance(
+      total: balanceInAmount,
+      spendable: balanceInAmount,
+      blockedTotal: Amount(rawValue: BigInt.parse("0"), fractionDigits: 6),
+      pendingSpendable: Amount(rawValue: BigInt.parse("0"), fractionDigits: 6),
+    );
+    await updateCachedBalance(_balance!);
+  }
+
+  Future<void> updateTransactions() async {
+    var api = "https://api.mainnet.tzkt.io/v1/accounts/${await currentReceivingAddress}/balance_history"; // TODO: Can we use current node instead of this?
+    var returnedTxs = await get(Uri.parse(api)).then((value) => value.body);
+    Logging.instance.log(
+        "Transactions for ${await currentReceivingAddress}: $returnedTxs",
+        level: LogLevel.Info);
+    List<Tuple2<Transaction, Address>> txs = [];
+    Object? jsonTxs = jsonDecode(returnedTxs);
+    if (jsonTxs == null) {
+      await db.addNewTransactionData(txs, walletId);
+    } else {
+      for (var tx in jsonTxs as List) {
+        var theTx = Transaction(
+            walletId: walletId,
+            txid: "",
+            timestamp: DateTime.parse(tx["timestamp"].toString()).toUtc().millisecondsSinceEpoch ~/ 1000,
+            type: TransactionType.unknown,
+            subType: TransactionSubType.none,
+            amount: int.parse(tx["balance"].toString()),
+            amountString: Amount(
+                rawValue: BigInt.parse(tx["balance"].toString()),
+                fractionDigits: 6
+            ).toJsonString(),
+            fee: 0,
+            height: int.parse(tx["level"].toString()),
+            isCancelled: false,
+            isLelantus: false,
+            slateId: "",
+            otherData: "",
+            inputs: [],
+            outputs: [],
+            nonce: 0
+        );
+        var theAddress = Address(
+            walletId: walletId,
+            value: await currentReceivingAddress,
+            publicKey: [], // TODO: Add public key
+            derivationIndex: 0,
+            derivationPath: null,
+            type: AddressType.unknown,
+            subType: AddressSubType.unknown,
+        );
+        txs.add(Tuple2(theTx, theAddress));
+      }
+      await db.addNewTransactionData(txs, walletId);
+    }
+  }
+
+  Future<void> updateChainHeight() async {
+    var api = "https://api.tzkt.io/v1/blocks/count"; // TODO: Can we use current node instead of this?
+    var returnedHeight = await get(Uri.parse(api)).then((value) => value.body);
+    final int intHeight = int.parse(returnedHeight.toString());
+    await updateCachedChainHeight(intHeight);
+  }
+
+  @override
+  Future<void> refresh() {
+    updateChainHeight();
+    updateBalance();
+    updateTransactions();
+    return Future.value();
+  }
+
+  @override
+  int get storedChainHeight => getCachedChainHeight();
+
+  @override
+  Future<bool> testNetworkConnection() async{
+    try {
+      await get(Uri.parse("https://api.mainnet.tzkt.io/v1/accounts/${await currentReceivingAddress}/balance"));
+      return true;
+    } catch (e) {
+      return false;
+    }
+  }
+
+  @override
+  Future<List<Transaction>> get transactions => db.getTransactions(walletId).findAll();
+
+  @override
+  Future<void> updateNode(bool shouldRefresh) async {
+    _xtzNode = NodeService(secureStorageInterface: _secureStore).getPrimaryNodeFor(coin: coin) ?? DefaultNodes.getNodeFor(coin);
+
+    if (shouldRefresh) {
+      await refresh();
+    }
+  }
+
+  @override
+  Future<void> updateSentCachedTxData(Map<String, dynamic> txData) {
+    // TODO: implement updateSentCachedTxData
+    throw UnimplementedError();
+  }
+
+  @override
+  // TODO: implement utxos
+  Future<List<UTXO>> get utxos => throw UnimplementedError();
+
+  @override
+  bool validateAddress(String address) {
+    return RegExp(r"^tz[1-9A-HJ-NP-Za-km-z]{34}$").hasMatch(address);
+  }
+}

lib/themes/coin_icon_provider.dart

@@ -35,6 +35,8 @@ final coinIconProvider = Provider.family<String, Coin>((ref, coin) {
         return assets.namecoin;
       case Coin.particl:
         return assets.particl;
+      case Coin.tezos:
+        return assets.tezos;
       case Coin.ethereum:
         return assets.ethereum;
     }

lib/themes/coin_image_provider.dart

@@ -31,6 +31,8 @@ final coinImageProvider = Provider.family<String, Coin>((ref, coin) {
         return assets.namecoinImage;
       case Coin.particl:
         return assets.particlImage;
+      case Coin.tezos:
+        return assets.tezosImage;
       case Coin.bitcoinTestNet:
         return assets.bitcoinImage;
       case Coin.bitcoincashTestnet:
@@ -75,6 +77,8 @@ final coinImageSecondaryProvider = Provider.family<String, Coin>((ref, coin) {
         return assets.namecoinImageSecondary;
       case Coin.particl:
         return assets.particlImageSecondary;
+      case Coin.tezos:
+        return assets.tezosImageSecondary;
       case Coin.bitcoinTestNet:
         return assets.bitcoinImageSecondary;
       case Coin.bitcoincashTestnet:

lib/themes/color_theme.dart

@@ -18,6 +18,7 @@ class CoinThemeColorDefault {
   Color get namecoin => const Color(0xFF91B1E1);
   Color get wownero => const Color(0xFFED80C1);
   Color get particl => const Color(0xFF8175BD);
+  Color get tezos => const Color(0xFF0F61FF);
 
   Color forCoin(Coin coin) {
     switch (coin) {
@@ -50,6 +51,8 @@ class CoinThemeColorDefault {
         return wownero;
       case Coin.particl:
         return particl;
+      case Coin.tezos:
+        return tezos;
     }
   }
 }

lib/themes/stack_colors.dart

@@ -1697,6 +1697,8 @@ class StackColors extends ThemeExtension<StackColors> {
         return _coin.wownero;
       case Coin.particl:
         return _coin.particl;
+      case Coin.tezos:
+        return _coin.tezos;
     }
   }
 

lib/utilities/address_utils.dart

@@ -74,6 +74,8 @@ class AddressUtils {
         return Address.validateAddress(address, namecoin, namecoin.bech32!);
       case Coin.particl:
         return Address.validateAddress(address, particl);
+      case Coin.tezos:
+        return RegExp(r"^tz[1-9A-HJ-NP-Za-km-z]{34}$").hasMatch(address);
       case Coin.bitcoinTestNet:
         return Address.validateAddress(address, testnet);
       case Coin.litecoinTestNet:

lib/utilities/block_explorers.dart

@@ -43,6 +43,8 @@ Uri getDefaultBlockExplorerUrlFor({
       return Uri.parse("https://chainz.cryptoid.info/nmc/tx.dws?$txid.htm");
     case Coin.particl:
       return Uri.parse("https://chainz.cryptoid.info/part/tx.dws?$txid.htm");
+    case Coin.tezos:
+      return Uri.parse("https://tzstats.com/$txid");
   }
 }
 

lib/utilities/constants.dart

@@ -29,12 +29,14 @@ abstract class Constants {
   static const int _satsPerCoinECash = 100;
   static const int _satsPerCoinMonero = 1000000000000;
   static const int _satsPerCoinWownero = 100000000000;
+  static const int _satsPerCoinTezos = 1000000;
   static const int _satsPerCoin = 100000000;
   static const int _decimalPlaces = 8;
   static const int _decimalPlacesWownero = 11;
   static const int _decimalPlacesMonero = 12;
   static const int _decimalPlacesEthereum = 18;
   static const int _decimalPlacesECash = 2;
+  static const int _decimalPlacesTezos = 6;
 
   static const int notificationsMax = 0xFFFFFFFF;
   static const Duration networkAliveTimerDuration = Duration(seconds: 10);
@@ -76,6 +78,9 @@ abstract class Constants {
 
       case Coin.eCash:
         return _satsPerCoinECash;
+
+      case Coin.tezos:
+        return _satsPerCoinTezos;
     }
   }
 
@@ -107,6 +112,9 @@ abstract class Constants {
 
       case Coin.eCash:
         return _decimalPlacesECash;
+
+      case Coin.tezos:
+        return _decimalPlacesTezos;
     }
   }
 
@@ -128,6 +136,7 @@ abstract class Constants {
       case Coin.ethereum:
       case Coin.namecoin:
       case Coin.particl:
+      case Coin.tezos:
         values.addAll([24, 21, 18, 15, 12]);
         break;
 
@@ -180,6 +189,9 @@ abstract class Constants {
 
       case Coin.particl:
         return 600;
+
+      case Coin.tezos:
+        return 60;
     }
   }
 

lib/utilities/default_nodes.dart

@@ -169,7 +169,20 @@ abstract class DefaultNodes {
       enabled: true,
       coinName: Coin.particl.name,
       isFailover: true,
-      isDown: false);
+      isDown: false
+  );
+
+  static NodeModel get tezos => NodeModel( // TODO: Change this to original one
+      host: "mainnet.api.tez.ie",
+      port: 443,
+      name: defaultName,
+      id: _nodeId(Coin.tezos),
+      useSSL: true,
+      enabled: true,
+      coinName: Coin.tezos.name,
+      isFailover: true,
+      isDown: false
+  );
 
   static NodeModel get bitcoinTestnet => NodeModel(
         host: "bitcoin-testnet.stackwallet.com",
@@ -269,6 +282,9 @@ abstract class DefaultNodes {
       case Coin.particl:
         return particl;
 
+      case Coin.tezos:
+        return tezos;
+
       case Coin.bitcoinTestNet:
         return bitcoinTestnet;
 

lib/utilities/enums/coin_enum.dart

@@ -16,6 +16,7 @@ import 'package:stackwallet/services/coins/namecoin/namecoin_wallet.dart'
     as nmc;
 import 'package:stackwallet/services/coins/particl/particl_wallet.dart'
     as particl;
+import 'package:stackwallet/services/coins/tezos/tezos_wallet.dart' as tezos;
 import 'package:stackwallet/services/coins/wownero/wownero_wallet.dart' as wow;
 import 'package:stackwallet/utilities/constants.dart';
 
@@ -31,6 +32,7 @@ enum Coin {
   monero,
   namecoin,
   particl,
+  tezos,
   wownero,
 
   ///
@@ -71,6 +73,8 @@ extension CoinExt on Coin {
         return "Monero";
       case Coin.particl:
         return "Particl";
+      case Coin.tezos:
+        return "Tezos";
       case Coin.wownero:
         return "Wownero";
       case Coin.namecoin:
@@ -110,6 +114,8 @@ extension CoinExt on Coin {
         return "XMR";
       case Coin.particl:
         return "PART";
+      case Coin.tezos:
+        return "XTZ";
       case Coin.wownero:
         return "WOW";
       case Coin.namecoin:
@@ -150,6 +156,8 @@ extension CoinExt on Coin {
         return "monero";
       case Coin.particl:
         return "particl";
+      case Coin.tezos:
+        return "tezos";
       case Coin.wownero:
         return "wownero";
       case Coin.namecoin:
@@ -187,6 +195,7 @@ extension CoinExt on Coin {
       case Coin.epicCash:
       case Coin.ethereum:
       case Coin.monero:
+      case Coin.tezos:
       case Coin.wownero:
         return false;
     }
@@ -207,6 +216,7 @@ extension CoinExt on Coin {
       case Coin.eCash:
       case Coin.epicCash:
       case Coin.monero:
+      case Coin.tezos:
       case Coin.wownero:
       case Coin.dogecoinTestNet:
       case Coin.bitcoinTestNet:
@@ -229,6 +239,7 @@ extension CoinExt on Coin {
       case Coin.epicCash:
       case Coin.ethereum:
       case Coin.monero:
+      case Coin.tezos:
       case Coin.wownero:
       case Coin.eCash:
         return false;
@@ -254,6 +265,7 @@ extension CoinExt on Coin {
       case Coin.epicCash:
       case Coin.ethereum:
       case Coin.monero:
+      case Coin.tezos:
       case Coin.wownero:
       case Coin.eCash:
         return this;
@@ -312,6 +324,9 @@ extension CoinExt on Coin {
       case Coin.particl:
         return particl.MINIMUM_CONFIRMATIONS;
 
+      case Coin.tezos:
+        return tezos.MINIMUM_CONFIRMATIONS;
+
       case Coin.wownero:
         return wow.MINIMUM_CONFIRMATIONS;
 
@@ -367,6 +382,10 @@ Coin coinFromPrettyName(String name) {
     case "particl":
       return Coin.particl;
 
+    case "Tezos":
+    case "tezos":
+      return Coin.tezos;
+
     case "Namecoin":
     case "namecoin":
       return Coin.namecoin;
@@ -436,6 +455,8 @@ Coin coinFromTickerCaseInsensitive(String ticker) {
       return Coin.namecoin;
     case "part":
       return Coin.particl;
+    case "xtz":
+      return Coin.tezos;
     case "tltc":
       return Coin.litecoinTestNet;
     case "tbtc":

lib/utilities/enums/derive_path_type_enum.dart

@@ -37,6 +37,7 @@ extension DerivePathTypeExt on DerivePathType {
       case Coin.epicCash:
       case Coin.monero:
       case Coin.wownero:
+      case Coin.tezos: // TODO: Is this true?
         throw UnsupportedError(
             "$coin does not use bitcoin style derivation paths");
     }

pubspec.lock

@@ -5,18 +5,18 @@ packages:
     dependency: transitive
     description:
       name: _fe_analyzer_shared
-      sha256: "4897882604d919befd350648c7f91926a9d5de99e67b455bf0917cc2362f4bb8"
+      sha256: ae92f5d747aee634b87f89d9946000c2de774be1d6ac3e58268224348cd0101a
       url: "https://pub.dev"
     source: hosted
-    version: "47.0.0"
+    version: "61.0.0"
   analyzer:
     dependency: "direct dev"
     description:
       name: analyzer
-      sha256: "690e335554a8385bc9d787117d9eb52c0c03ee207a607e593de3c9d71b1cfe80"
+      sha256: ea3d8652bda62982addfd92fdc2d0214e5f82e43325104990d4f4c4a2a313562
       url: "https://pub.dev"
     source: hosted
-    version: "4.7.0"
+    version: "5.13.0"
   animations:
     dependency: "direct main"
     description:
@@ -33,6 +33,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.12.29"
+  ansicolor:
+    dependency: transitive
+    description:
+      name: ansicolor
+      sha256: "607f8fa9786f392043f169898923e6c59b4518242b68b8862eb8a8b7d9c30b4a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.1"
   app_settings:
     dependency: "direct main"
     description:
@@ -490,6 +498,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.5.5"
+  dio:
+    dependency: transitive
+    description:
+      name: dio
+      sha256: "7d328c4d898a61efc3cd93655a0955858e29a0aa647f0f9e02d59b3bb275e2e8"
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.6"
   dropdown_button2:
     dependency: "direct main"
     description:
@@ -966,6 +982,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.0.2"
+  json_serializable:
+    dependency: transitive
+    description:
+      name: json_serializable
+      sha256: dadc08bd61f72559f938dd08ec20dbfec6c709bba83515085ea943d2078d187a
+      url: "https://pub.dev"
+    source: hosted
+    version: "6.6.1"
   jsonrpc2:
     dependency: "direct main"
     description:
@@ -1037,6 +1061,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.2.0"
+  memoize:
+    dependency: transitive
+    description:
+      name: memoize
+      sha256: "51481d328c86cbdc59711369179bac88551ca0556569249be5317e66fc796cac"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.0"
   meta:
     dependency: transitive
     description:
@@ -1285,6 +1317,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "5.1.0"
+  pinenacl:
+    dependency: transitive
+    description:
+      name: pinenacl
+      sha256: e5fb0bce1717b7f136f35ee98b5c02b3e6383211f8a77ca882fa7812232a07b9
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.3.4"
   platform:
     dependency: transitive
     description:
@@ -1317,6 +1357,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.1"
+  pretty_dio_logger:
+    dependency: transitive
+    description:
+      name: pretty_dio_logger
+      sha256: "948f7eeb36e7aa0760b51c1a8e3331d4b21e36fabd39efca81f585ed93893544"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0-beta-1"
   process:
     dependency: transitive
     description:
@@ -1365,6 +1413,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.0.0"
+  quiver:
+    dependency: transitive
+    description:
+      name: quiver
+      sha256: b1c1ac5ce6688d77f65f3375a9abb9319b3cb32486bdc7a1e0fdf004d7ba4e47
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.2.1"
   rational:
     dependency: "direct main"
     description:
@@ -1373,6 +1429,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.2.2"
+  retry:
+    dependency: transitive
+    description:
+      name: retry
+      sha256: a8a1e475a100a0bdc73f529ca8ea1e9c9c76bec8ad86a1f47780139a34ce7aea
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.1"
   riverpod:
     dependency: transitive
     description:
@@ -1659,6 +1723,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.4.20"
+  tezart:
+    dependency: "direct main"
+    description:
+      name: tezart
+      sha256: "35d526f2e6ca250c64461ebfb4fa9f64b6599fab8c4242c8e89ae27d4ac2e15a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.5"
   time:
     dependency: transitive
     description:

pubspec.yaml

@@ -153,6 +153,7 @@ dependencies:
   rational: ^2.2.2
   archive: ^3.3.2
   desktop_drop: ^0.4.1
+  tezart: ^2.0.5
 
 dev_dependencies:
   flutter_test:
@@ -198,6 +199,7 @@ dependency_overrides:
       url: https://github.com/cypherstack/stack-bip39.git
       ref: 3bef5acc21340f3cc78df0ad1dce5868a3ed68a5
   crypto: 3.0.2
+  analyzer: ^5.2.0
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec