Merge pull request #713 from cypherstack/wallets_refactor_spark_integrationn

firo spark added

lib/db/hive/db.dart

@@ -53,8 +53,12 @@ class DB {
   // firo only
   String _boxNameSetCache({required Coin coin}) =>
       "${coin.name}_anonymitySetCache";
+  String _boxNameSetSparkCache({required Coin coin}) =>
+      "${coin.name}_anonymitySetSparkCache";
   String _boxNameUsedSerialsCache({required Coin coin}) =>
       "${coin.name}_usedSerialsCache";
+  String _boxNameSparkUsedCoinsTagsCache({required Coin coin}) =>
+      "${coin.name}_sparkUsedCoinsTagsCache";
 
   Box<NodeModel>? _boxNodeModels;
   Box<NodeModel>? _boxPrimaryNodes;
@@ -75,7 +79,9 @@ class DB {
 
   final Map<Coin, Box<dynamic>> _txCacheBoxes = {};
   final Map<Coin, Box<dynamic>> _setCacheBoxes = {};
+  final Map<Coin, Box<dynamic>> _setSparkCacheBoxes = {};
   final Map<Coin, Box<dynamic>> _usedSerialsCacheBoxes = {};
+  final Map<Coin, Box<dynamic>> _getSparkUsedCoinsTagsCacheBoxes = {};
 
   // exposed for monero
   Box<xmr.WalletInfo> get moneroWalletInfoBox => _walletInfoSource!;
@@ -197,6 +203,15 @@ class DB {
         await Hive.openBox<dynamic>(_boxNameSetCache(coin: coin));
   }
 
+  Future<Box<dynamic>> getSparkAnonymitySetCacheBox(
+      {required Coin coin}) async {
+    if (_setSparkCacheBoxes[coin]?.isOpen != true) {
+      _setSparkCacheBoxes.remove(coin);
+    }
+    return _setSparkCacheBoxes[coin] ??=
+        await Hive.openBox<dynamic>(_boxNameSetSparkCache(coin: coin));
+  }
+
   Future<void> closeAnonymitySetCacheBox({required Coin coin}) async {
     await _setCacheBoxes[coin]?.close();
   }
@@ -209,6 +224,16 @@ class DB {
         await Hive.openBox<dynamic>(_boxNameUsedSerialsCache(coin: coin));
   }
 
+  Future<Box<dynamic>> getSparkUsedCoinsTagsCacheBox(
+      {required Coin coin}) async {
+    if (_getSparkUsedCoinsTagsCacheBoxes[coin]?.isOpen != true) {
+      _getSparkUsedCoinsTagsCacheBoxes.remove(coin);
+    }
+    return _getSparkUsedCoinsTagsCacheBoxes[coin] ??=
+        await Hive.openBox<dynamic>(
+            _boxNameSparkUsedCoinsTagsCache(coin: coin));
+  }
+
   Future<void> closeUsedSerialsCacheBox({required Coin coin}) async {
     await _usedSerialsCacheBoxes[coin]?.close();
   }
@@ -216,9 +241,12 @@ class DB {
   /// Clear all cached transactions for the specified coin
   Future<void> clearSharedTransactionCache({required Coin coin}) async {
     await deleteAll<dynamic>(boxName: _boxNameTxCache(coin: coin));
-    if (coin == Coin.firo) {
+    if (coin == Coin.firo || coin == Coin.firoTestNet) {
       await deleteAll<dynamic>(boxName: _boxNameSetCache(coin: coin));
+      await deleteAll<dynamic>(boxName: _boxNameSetSparkCache(coin: coin));
       await deleteAll<dynamic>(boxName: _boxNameUsedSerialsCache(coin: coin));
+      await deleteAll<dynamic>(
+          boxName: _boxNameSparkUsedCoinsTagsCache(coin: coin));
     }
   }
 

lib/db/isar/main_db.dart

@@ -21,6 +21,7 @@ import 'package:stackwallet/models/isar/stack_theme.dart';
 import 'package:stackwallet/utilities/amount/amount.dart';
 import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/stack_file_system.dart';
+import 'package:stackwallet/wallets/isar/models/spark_coin.dart';
 import 'package:stackwallet/wallets/isar/models/wallet_info.dart';
 import 'package:tuple/tuple.dart';
 
@@ -61,6 +62,7 @@ class MainDB {
         LelantusCoinSchema,
         WalletInfoSchema,
         TransactionV2Schema,
+        SparkCoinSchema,
       ],
       directory: (await StackFileSystem.applicationIsarDirectory()).path,
       // inspector: kDebugMode,
@@ -482,6 +484,12 @@ class MainDB {
       //         .findAll();
       //     await isar.lelantusCoins.deleteAll(lelantusCoinIds);
       //   }
+
+      // spark coins
+      await isar.sparkCoins
+          .where()
+          .walletIdEqualToAnyLTagHash(walletId)
+          .deleteAll();
     });
   }
 

lib/db/migrate_wallets_to_isar.dart

@@ -13,6 +13,7 @@ import 'package:stackwallet/wallets/wallet/supporting/epiccash_wallet_info_exten
 Future<void> migrateWalletsToIsar({
   required SecureStorageInterface secureStore,
 }) async {
+  await MainDB.instance.initMainDB();
   final allWalletsBox = await Hive.openBox<dynamic>(DB.boxNameAllWalletsData);
 
   final names = DB.instance

lib/electrumx_rpc/cached_electrumx_client.dart

@@ -107,6 +107,63 @@ class CachedElectrumXClient {
     }
   }
 
+  Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String groupId,
+    String blockhash = "",
+    required Coin coin,
+  }) async {
+    try {
+      final box = await DB.instance.getSparkAnonymitySetCacheBox(coin: coin);
+      final cachedSet = box.get(groupId) as Map?;
+
+      Map<String, dynamic> set;
+
+      // null check to see if there is a cached set
+      if (cachedSet == null) {
+        set = {
+          "coinGroupID": int.parse(groupId),
+          "blockHash": blockhash,
+          "setHash": "",
+          "coins": <dynamic>[],
+        };
+      } else {
+        set = Map<String, dynamic>.from(cachedSet);
+      }
+
+      final newSet = await electrumXClient.getSparkAnonymitySet(
+        coinGroupId: groupId,
+        startBlockHash: set["blockHash"] as String,
+      );
+
+      // update set with new data
+      if (newSet["setHash"] != "" && set["setHash"] != newSet["setHash"]) {
+        set["setHash"] = newSet["setHash"];
+        set["blockHash"] = newSet["blockHash"];
+        for (int i = (newSet["coins"] as List).length - 1; i >= 0; i--) {
+          // TODO verify this is correct (or append?)
+          if ((set["coins"] as List)
+              .where((e) => e[0] == newSet["coins"][i][0])
+              .isEmpty) {
+            set["coins"].insert(0, newSet["coins"][i]);
+          }
+        }
+        // save set to db
+        await box.put(groupId, set);
+        Logging.instance.log(
+          "Updated current anonymity set for ${coin.name} with group ID $groupId",
+          level: LogLevel.Info,
+        );
+      }
+
+      return set;
+    } catch (e, s) {
+      Logging.instance.log(
+          "Failed to process CachedElectrumX.getSparkAnonymitySet(): $e\n$s",
+          level: LogLevel.Error);
+      rethrow;
+    }
+  }
+
   String base64ToHex(String source) =>
       base64Decode(LineSplitter.split(source).join())
           .map((e) => e.toRadixString(16).padLeft(2, '0'))
@@ -136,6 +193,7 @@ class CachedElectrumXClient {
 
         result.remove("hex");
         result.remove("lelantusData");
+        result.remove("sparkData");
 
         if (result["confirmations"] != null &&
             result["confirmations"] as int > minCacheConfirms) {
@@ -198,14 +256,62 @@ class CachedElectrumXClient {
       return resultingList;
     } catch (e, s) {
       Logging.instance.log(
-          "Failed to process CachedElectrumX.getTransaction(): $e\n$s",
-          level: LogLevel.Error);
+        "Failed to process CachedElectrumX.getUsedCoinSerials(): $e\n$s",
+        level: LogLevel.Error,
+      );
+      rethrow;
+    }
+  }
+
+  Future<Set<String>> getSparkUsedCoinsTags({
+    required Coin coin,
+  }) async {
+    try {
+      final box = await DB.instance.getSparkUsedCoinsTagsCacheBox(coin: coin);
+
+      final _list = box.get("tags") as List?;
+
+      Set<String> cachedTags =
+          _list == null ? {} : List<String>.from(_list).toSet();
+
+      final startNumber = max(
+        0,
+        cachedTags.length - 100, // 100 being some arbitrary buffer
+      );
+
+      final tags = await electrumXClient.getSparkUsedCoinsTags(
+        startNumber: startNumber,
+      );
+
+      // final newSerials = List<String>.from(serials["serials"] as List)
+      //     .map((e) => !isHexadecimal(e) ? base64ToHex(e) : e)
+      //     .toSet();
+
+      // ensure we are getting some overlap so we know we are not missing any
+      if (cachedTags.isNotEmpty && tags.isNotEmpty) {
+        assert(cachedTags.intersection(tags).isNotEmpty);
+      }
+
+      cachedTags.addAll(tags);
+
+      await box.put(
+        "tags",
+        cachedTags.toList(),
+      );
+
+      return cachedTags;
+    } catch (e, s) {
+      Logging.instance.log(
+        "Failed to process CachedElectrumX.getSparkUsedCoinsTags(): $e\n$s",
+        level: LogLevel.Error,
+      );
       rethrow;
     }
   }
 
   /// Clear all cached transactions for the specified coin
   Future<void> clearSharedTransactionCache({required Coin coin}) async {
+    await DB.instance.clearSharedTransactionCache(coin: coin);
     await DB.instance.closeAnonymitySetCacheBox(coin: coin);
   }
 }

lib/electrumx_rpc/electrumx_client.dart

@@ -15,6 +15,8 @@ import 'dart:io';
 import 'package:connectivity_plus/connectivity_plus.dart';
 import 'package:decimal/decimal.dart';
 import 'package:event_bus/event_bus.dart';
+import 'package:flutter/foundation.dart';
+import 'package:flutter_libsparkmobile/flutter_libsparkmobile.dart';
 import 'package:mutex/mutex.dart';
 import 'package:stackwallet/electrumx_rpc/rpc.dart';
 import 'package:stackwallet/exceptions/electrumx/no_such_transaction.dart';
@@ -467,9 +469,9 @@ class ElectrumXClient {
   /// and the binary header as a hexadecimal string.
   /// Ex:
   /// {
-  //   "height": 520481,
-  //   "hex": "00000020890208a0ae3a3892aa047c5468725846577cfcd9b512b50000000000000000005dc2b02f2d297a9064ee103036c14d678f9afc7e3d9409cf53fd58b82e938e8ecbeca05a2d2103188ce804c4"
-  // }
+  ///   "height": 520481,
+  ///   "hex": "00000020890208a0ae3a3892aa047c5468725846577cfcd9b512b50000000000000000005dc2b02f2d297a9064ee103036c14d678f9afc7e3d9409cf53fd58b82e938e8ecbeca05a2d2103188ce804c4"
+  /// }
   Future<Map<String, dynamic>> getBlockHeadTip({String? requestID}) async {
     try {
       final response = await request(
@@ -493,15 +495,15 @@ class ElectrumXClient {
   ///
   /// Returns a map with server information
   /// Ex:
-  // {
-  // "genesis_hash": "000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943",
-  // "hosts": {"14.3.140.101": {"tcp_port": 51001, "ssl_port": 51002}},
-  // "protocol_max": "1.0",
-  // "protocol_min": "1.0",
-  // "pruning": null,
-  // "server_version": "ElectrumX 1.0.17",
-  // "hash_function": "sha256"
-  // }
+  /// {
+  /// "genesis_hash": "000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943",
+  /// "hosts": {"14.3.140.101": {"tcp_port": 51001, "ssl_port": 51002}},
+  /// "protocol_max": "1.0",
+  /// "protocol_min": "1.0",
+  /// "pruning": null,
+  /// "server_version": "ElectrumX 1.0.17",
+  /// "hash_function": "sha256"
+  /// }
   Future<Map<String, dynamic>> getServerFeatures({String? requestID}) async {
     try {
       final response = await request(
@@ -567,15 +569,15 @@ class ElectrumXClient {
   /// Returns a list of maps that contain the tx_hash and height of the tx.
   /// Ex:
   /// [
-  //   {
-  //     "height": 200004,
-  //     "tx_hash": "acc3758bd2a26f869fcc67d48ff30b96464d476bca82c1cd6656e7d506816412"
-  //   },
-  //   {
-  //     "height": 215008,
-  //     "tx_hash": "f3e1bf48975b8d6060a9de8884296abb80be618dc00ae3cb2f6cee3085e09403"
-  //   }
-  // ]
+  ///   {
+  ///     "height": 200004,
+  ///     "tx_hash": "acc3758bd2a26f869fcc67d48ff30b96464d476bca82c1cd6656e7d506816412"
+  ///   },
+  ///   {
+  ///     "height": 215008,
+  ///     "tx_hash": "f3e1bf48975b8d6060a9de8884296abb80be618dc00ae3cb2f6cee3085e09403"
+  ///   }
+  /// ]
   Future<List<Map<String, dynamic>>> getHistory({
     required String scripthash,
     String? requestID,
@@ -627,19 +629,19 @@ class ElectrumXClient {
   /// Returns a list of maps.
   /// Ex:
   /// [
-  //   {
-  //     "tx_pos": 0,
-  //     "value": 45318048,
-  //     "tx_hash": "9f2c45a12db0144909b5db269415f7319179105982ac70ed80d76ea79d923ebf",
-  //     "height": 437146
-  //   },
-  //   {
-  //     "tx_pos": 0,
-  //     "value": 919195,
-  //     "tx_hash": "3d2290c93436a3e964cfc2f0950174d8847b1fbe3946432c4784e168da0f019f",
-  //     "height": 441696
-  //   }
-  // ]
+  ///   {
+  ///     "tx_pos": 0,
+  ///     "value": 45318048,
+  ///     "tx_hash": "9f2c45a12db0144909b5db269415f7319179105982ac70ed80d76ea79d923ebf",
+  ///     "height": 437146
+  ///   },
+  ///   {
+  ///     "tx_pos": 0,
+  ///     "value": 919195,
+  ///     "tx_hash": "3d2290c93436a3e964cfc2f0950174d8847b1fbe3946432c4784e168da0f019f",
+  ///     "height": 441696
+  ///   }
+  /// ]
   Future<List<Map<String, dynamic>>> getUTXOs({
     required String scripthash,
     String? requestID,
@@ -881,7 +883,7 @@ class ElectrumXClient {
   ///
   /// Returns blockHash (last block hash),
   /// setHash (hash of current set)
-  /// and mints (the list of pairs serialized coin and tx hash)
+  /// and coins (the list of pairs serialized coin and tx hash)
   Future<Map<String, dynamic>> getSparkAnonymitySet({
     String coinGroupId = "1",
     String startBlockHash = "",
@@ -908,7 +910,7 @@ class ElectrumXClient {
 
   /// Takes [startNumber], if it is 0, we get the full set,
   /// otherwise the used tags after that number
-  Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int startNumber,
   }) async {
@@ -921,7 +923,9 @@ class ElectrumXClient {
         ],
         requestTimeout: const Duration(minutes: 2),
       );
-      return Map<String, dynamic>.from(response["result"] as Map);
+      final map = Map<String, dynamic>.from(response["result"] as Map);
+      final set = Set<String>.from(map["tags"] as List);
+      return await compute(_ffiHashTagsComputeWrapper, set);
     } catch (e) {
       Logging.instance.log(e, level: LogLevel.Error);
       rethrow;
@@ -984,8 +988,8 @@ class ElectrumXClient {
   /// Returns a map with the kay "rate" that corresponds to the free rate in satoshis
   /// Ex:
   /// {
-  //   "rate": 1000,
-  // }
+  ///   "rate": 1000,
+  /// }
   Future<Map<String, dynamic>> getFeeRate({String? requestID}) async {
     try {
       final response = await request(
@@ -1035,3 +1039,7 @@ class ElectrumXClient {
     }
   }
 }
+
+Set<String> _ffiHashTagsComputeWrapper(Set<String> base64Tags) {
+  return LibSpark.hashTags(base64Tags: base64Tags);
+}

lib/main.dart

@@ -72,6 +72,7 @@ import 'package:stackwallet/utilities/logger.dart';
 import 'package:stackwallet/utilities/prefs.dart';
 import 'package:stackwallet/utilities/stack_file_system.dart';
 import 'package:stackwallet/utilities/util.dart';
+import 'package:stackwallet/wallets/isar/providers/all_wallets_info_provider.dart';
 import 'package:stackwallet/widgets/crypto_notifications.dart';
 import 'package:window_size/window_size.dart';
 
@@ -747,7 +748,7 @@ class _MaterialAppWithThemeState extends ConsumerState<MaterialAppWithTheme>
                 builder: (BuildContext context, AsyncSnapshot<void> snapshot) {
                   if (snapshot.connectionState == ConnectionState.done) {
                     // FlutterNativeSplash.remove();
-                    if (ref.read(pWallets).hasWallets ||
+                    if (ref.read(pAllWalletsInfo).isNotEmpty ||
                         ref.read(prefsChangeNotifierProvider).hasPin) {
                       // return HomeView();
 

lib/models/isar/models/blockchain_data/transaction.dart

@@ -252,5 +252,7 @@ enum TransactionSubType {
   mint, // firo specific
   join, // firo specific
   ethToken, // eth token
-  cashFusion;
+  cashFusion,
+  sparkMint, // firo specific
+  sparkSpend; // firo specific
 }

lib/models/isar/models/blockchain_data/transaction.g.dart

@@ -365,6 +365,8 @@ const _TransactionsubTypeEnumValueMap = {
   'join': 3,
   'ethToken': 4,
   'cashFusion': 5,
+  'sparkMint': 6,
+  'sparkSpend': 7,
 };
 const _TransactionsubTypeValueEnumMap = {
   0: TransactionSubType.none,
@@ -373,6 +375,8 @@ const _TransactionsubTypeValueEnumMap = {
   3: TransactionSubType.join,
   4: TransactionSubType.ethToken,
   5: TransactionSubType.cashFusion,
+  6: TransactionSubType.sparkMint,
+  7: TransactionSubType.sparkSpend,
 };
 const _TransactiontypeEnumValueMap = {
   'outgoing': 0,

lib/models/isar/models/blockchain_data/v2/output_v2.dart

@@ -46,7 +46,7 @@ class OutputV2 {
     Map<String, dynamic> json, {
     required bool walletOwns,
     required int decimalPlaces,
-    bool isECashFullAmountNotSats = false,
+    bool isFullAmountNotSats = false,
   }) {
     try {
       List<String> addresses = [];
@@ -61,9 +61,11 @@ class OutputV2 {
 
       return OutputV2.isarCantDoRequiredInDefaultConstructor(
         scriptPubKeyHex: json["scriptPubKey"]["hex"] as String,
-        valueStringSats: parseOutputAmountString(json["value"].toString(),
-            decimalPlaces: decimalPlaces,
-            isECashFullAmountNotSats: isECashFullAmountNotSats),
+        valueStringSats: parseOutputAmountString(
+          json["value"].toString(),
+          decimalPlaces: decimalPlaces,
+          isFullAmountNotSats: isFullAmountNotSats,
+        ),
         addresses: addresses,
         walletOwns: walletOwns,
       );
@@ -75,7 +77,7 @@ class OutputV2 {
   static String parseOutputAmountString(
     String amount, {
     required int decimalPlaces,
-    bool isECashFullAmountNotSats = false,
+    bool isFullAmountNotSats = false,
   }) {
     final temp = Decimal.parse(amount);
     if (temp < Decimal.zero) {
@@ -83,7 +85,7 @@ class OutputV2 {
     }
 
     final String valueStringSats;
-    if (isECashFullAmountNotSats) {
+    if (isFullAmountNotSats) {
       valueStringSats = temp.shift(decimalPlaces).toBigInt().toString();
     } else if (temp.isInteger) {
       valueStringSats = temp.toString();

lib/models/isar/models/blockchain_data/v2/transaction_v2.dart

@@ -1,3 +1,4 @@
+import 'dart:convert';
 import 'dart:math';
 
 import 'package:isar/isar.dart';
@@ -6,6 +7,8 @@ import 'package:stackwallet/models/isar/models/blockchain_data/v2/input_v2.dart'
 import 'package:stackwallet/models/isar/models/blockchain_data/v2/output_v2.dart';
 import 'package:stackwallet/utilities/amount/amount.dart';
 import 'package:stackwallet/utilities/enums/coin_enum.dart';
+import 'package:stackwallet/utilities/extensions/extensions.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 
 part 'transaction_v2.g.dart';
 
@@ -37,6 +40,8 @@ class TransactionV2 {
   @enumerated
   final TransactionSubType subType;
 
+  final String? otherData;
+
   TransactionV2({
     required this.walletId,
     required this.blockHash,
@@ -49,6 +54,7 @@ class TransactionV2 {
     required this.version,
     required this.type,
     required this.subType,
+    required this.otherData,
   });
 
   int getConfirmations(int currentChainHeight) {
@@ -71,7 +77,7 @@ class TransactionV2 {
     return Amount(rawValue: inSum - outSum, fractionDigits: coin.decimals);
   }
 
-  Amount getAmountReceivedThisWallet({required Coin coin}) {
+  Amount getAmountReceivedInThisWallet({required Coin coin}) {
     final outSum = outputs
         .where((e) => e.walletOwns)
         .fold(BigInt.zero, (p, e) => p + e.value);
@@ -79,12 +85,28 @@ class TransactionV2 {
     return Amount(rawValue: outSum, fractionDigits: coin.decimals);
   }
 
+  Amount getAmountSparkSelfMinted({required Coin coin}) {
+    final outSum = outputs.where((e) {
+      final op = e.scriptPubKeyHex.substring(0, 2).toUint8ListFromHex.first;
+      return e.walletOwns && (op == OP_SPARKMINT);
+    }).fold(BigInt.zero, (p, e) => p + e.value);
+
+    return Amount(rawValue: outSum, fractionDigits: coin.decimals);
+  }
+
   Amount getAmountSentFromThisWallet({required Coin coin}) {
     final inSum = inputs
         .where((e) => e.walletOwns)
         .fold(BigInt.zero, (p, e) => p + e.value);
 
-    return Amount(rawValue: inSum, fractionDigits: coin.decimals);
+    return Amount(
+          rawValue: inSum,
+          fractionDigits: coin.decimals,
+        ) -
+        getAmountReceivedInThisWallet(
+          coin: coin,
+        ) -
+        getFee(coin: coin);
   }
 
   Set<String> associatedAddresses() => {
@@ -92,6 +114,82 @@ class TransactionV2 {
         ...outputs.map((e) => e.addresses).expand((e) => e),
       };
 
+  Amount? getAnonFee() {
+    try {
+      final map = jsonDecode(otherData!) as Map;
+      return Amount.fromSerializedJsonString(map["anonFees"] as String);
+    } catch (_) {
+      return null;
+    }
+  }
+
+  String statusLabel({
+    required int currentChainHeight,
+    required int minConfirms,
+  }) {
+    if (subType == TransactionSubType.cashFusion ||
+        subType == TransactionSubType.mint ||
+        (subType == TransactionSubType.sparkMint &&
+            type == TransactionType.sentToSelf)) {
+      if (isConfirmed(currentChainHeight, minConfirms)) {
+        return "Anonymized";
+      } else {
+        return "Anonymizing";
+      }
+    }
+
+    // if (coin == Coin.epicCash) {
+    //   if (_transaction.isCancelled) {
+    //     return "Cancelled";
+    //   } else if (type == TransactionType.incoming) {
+    //     if (isConfirmed(height, minConfirms)) {
+    //       return "Received";
+    //     } else {
+    //       if (_transaction.numberOfMessages == 1) {
+    //         return "Receiving (waiting for sender)";
+    //       } else if ((_transaction.numberOfMessages ?? 0) > 1) {
+    //         return "Receiving (waiting for confirmations)"; // TODO test if the sender still has to open again after the receiver has 2 messages present, ie. sender->receiver->sender->node (yes) vs. sender->receiver->node (no)
+    //       } else {
+    //         return "Receiving";
+    //       }
+    //     }
+    //   } else if (type == TransactionType.outgoing) {
+    //     if (isConfirmed(height, minConfirms)) {
+    //       return "Sent (confirmed)";
+    //     } else {
+    //       if (_transaction.numberOfMessages == 1) {
+    //         return "Sending (waiting for receiver)";
+    //       } else if ((_transaction.numberOfMessages ?? 0) > 1) {
+    //         return "Sending (waiting for confirmations)";
+    //       } else {
+    //         return "Sending";
+    //       }
+    //     }
+    //   }
+    // }
+
+    if (type == TransactionType.incoming) {
+      // if (_transaction.isMinting) {
+      //   return "Minting";
+      // } else
+      if (isConfirmed(currentChainHeight, minConfirms)) {
+        return "Received";
+      } else {
+        return "Receiving";
+      }
+    } else if (type == TransactionType.outgoing) {
+      if (isConfirmed(currentChainHeight, minConfirms)) {
+        return "Sent";
+      } else {
+        return "Sending";
+      }
+    } else if (type == TransactionType.sentToSelf) {
+      return "Sent to self";
+    } else {
+      return type.name;
+    }
+  }
+
   @override
   String toString() {
     return 'TransactionV2(\n'
@@ -106,6 +204,7 @@ class TransactionV2 {
         '  version: $version,\n'
         '  inputs: $inputs,\n'
         '  outputs: $outputs,\n'
+        '  otherData: $otherData,\n'
         ')';
   }
 }

lib/models/isar/models/blockchain_data/v2/transaction_v2.g.dart

@@ -38,41 +38,46 @@ const TransactionV2Schema = CollectionSchema(
       type: IsarType.objectList,
       target: r'InputV2',
     ),
-    r'outputs': PropertySchema(
+    r'otherData': PropertySchema(
       id: 4,
+      name: r'otherData',
+      type: IsarType.string,
+    ),
+    r'outputs': PropertySchema(
+      id: 5,
       name: r'outputs',
       type: IsarType.objectList,
       target: r'OutputV2',
     ),
     r'subType': PropertySchema(
-      id: 5,
+      id: 6,
       name: r'subType',
       type: IsarType.byte,
       enumMap: _TransactionV2subTypeEnumValueMap,
     ),
     r'timestamp': PropertySchema(
-      id: 6,
+      id: 7,
       name: r'timestamp',
       type: IsarType.long,
     ),
     r'txid': PropertySchema(
-      id: 7,
+      id: 8,
       name: r'txid',
       type: IsarType.string,
     ),
     r'type': PropertySchema(
-      id: 8,
+      id: 9,
       name: r'type',
       type: IsarType.byte,
       enumMap: _TransactionV2typeEnumValueMap,
     ),
     r'version': PropertySchema(
-      id: 9,
+      id: 10,
       name: r'version',
       type: IsarType.long,
     ),
     r'walletId': PropertySchema(
-      id: 10,
+      id: 11,
       name: r'walletId',
       type: IsarType.string,
     )
@@ -161,6 +166,12 @@ int _transactionV2EstimateSize(
       bytesCount += InputV2Schema.estimateSize(value, offsets, allOffsets);
     }
   }
+  {
+    final value = object.otherData;
+    if (value != null) {
+      bytesCount += 3 + value.length * 3;
+    }
+  }
   bytesCount += 3 + object.outputs.length * 3;
   {
     final offsets = allOffsets[OutputV2]!;
@@ -189,18 +200,19 @@ void _transactionV2Serialize(
     InputV2Schema.serialize,
     object.inputs,
   );
+  writer.writeString(offsets[4], object.otherData);
   writer.writeObjectList<OutputV2>(
-    offsets[4],
+    offsets[5],
     allOffsets,
     OutputV2Schema.serialize,
     object.outputs,
   );
-  writer.writeByte(offsets[5], object.subType.index);
-  writer.writeLong(offsets[6], object.timestamp);
-  writer.writeString(offsets[7], object.txid);
-  writer.writeByte(offsets[8], object.type.index);
-  writer.writeLong(offsets[9], object.version);
-  writer.writeString(offsets[10], object.walletId);
+  writer.writeByte(offsets[6], object.subType.index);
+  writer.writeLong(offsets[7], object.timestamp);
+  writer.writeString(offsets[8], object.txid);
+  writer.writeByte(offsets[9], object.type.index);
+  writer.writeLong(offsets[10], object.version);
+  writer.writeString(offsets[11], object.walletId);
 }
 
 TransactionV2 _transactionV2Deserialize(
@@ -220,22 +232,23 @@ TransactionV2 _transactionV2Deserialize(
           InputV2(),
         ) ??
         [],
+    otherData: reader.readStringOrNull(offsets[4]),
     outputs: reader.readObjectList<OutputV2>(
-          offsets[4],
+          offsets[5],
           OutputV2Schema.deserialize,
           allOffsets,
           OutputV2(),
         ) ??
         [],
     subType:
-        _TransactionV2subTypeValueEnumMap[reader.readByteOrNull(offsets[5])] ??
+        _TransactionV2subTypeValueEnumMap[reader.readByteOrNull(offsets[6])] ??
             TransactionSubType.none,
-    timestamp: reader.readLong(offsets[6]),
-    txid: reader.readString(offsets[7]),
-    type: _TransactionV2typeValueEnumMap[reader.readByteOrNull(offsets[8])] ??
+    timestamp: reader.readLong(offsets[7]),
+    txid: reader.readString(offsets[8]),
+    type: _TransactionV2typeValueEnumMap[reader.readByteOrNull(offsets[9])] ??
         TransactionType.outgoing,
-    version: reader.readLong(offsets[9]),
-    walletId: reader.readString(offsets[10]),
+    version: reader.readLong(offsets[10]),
+    walletId: reader.readString(offsets[11]),
   );
   object.id = id;
   return object;
@@ -263,6 +276,8 @@ P _transactionV2DeserializeProp<P>(
           ) ??
           []) as P;
     case 4:
+      return (reader.readStringOrNull(offset)) as P;
+    case 5:
       return (reader.readObjectList<OutputV2>(
             offset,
             OutputV2Schema.deserialize,
@@ -270,20 +285,20 @@ P _transactionV2DeserializeProp<P>(
             OutputV2(),
           ) ??
           []) as P;
-    case 5:
+    case 6:
       return (_TransactionV2subTypeValueEnumMap[
               reader.readByteOrNull(offset)] ??
           TransactionSubType.none) as P;
-    case 6:
-      return (reader.readLong(offset)) as P;
     case 7:
-      return (reader.readString(offset)) as P;
+      return (reader.readLong(offset)) as P;
     case 8:
+      return (reader.readString(offset)) as P;
+    case 9:
       return (_TransactionV2typeValueEnumMap[reader.readByteOrNull(offset)] ??
           TransactionType.outgoing) as P;
-    case 9:
-      return (reader.readLong(offset)) as P;
     case 10:
+      return (reader.readLong(offset)) as P;
+    case 11:
       return (reader.readString(offset)) as P;
     default:
       throw IsarError('Unknown property with id $propertyId');
@@ -297,6 +312,8 @@ const _TransactionV2subTypeEnumValueMap = {
   'join': 3,
   'ethToken': 4,
   'cashFusion': 5,
+  'sparkMint': 6,
+  'sparkSpend': 7,
 };
 const _TransactionV2subTypeValueEnumMap = {
   0: TransactionSubType.none,
@@ -305,6 +322,8 @@ const _TransactionV2subTypeValueEnumMap = {
   3: TransactionSubType.join,
   4: TransactionSubType.ethToken,
   5: TransactionSubType.cashFusion,
+  6: TransactionSubType.sparkMint,
+  7: TransactionSubType.sparkSpend,
 };
 const _TransactionV2typeEnumValueMap = {
   'outgoing': 0,
@@ -1244,6 +1263,160 @@ extension TransactionV2QueryFilter
     });
   }
 
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataIsNull() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(const FilterCondition.isNull(
+        property: r'otherData',
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataIsNotNull() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(const FilterCondition.isNotNull(
+        property: r'otherData',
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataEqualTo(
+    String? value, {
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.equalTo(
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataGreaterThan(
+    String? value, {
+    bool include = false,
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.greaterThan(
+        include: include,
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataLessThan(
+    String? value, {
+    bool include = false,
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.lessThan(
+        include: include,
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataBetween(
+    String? lower,
+    String? upper, {
+    bool includeLower = true,
+    bool includeUpper = true,
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.between(
+        property: r'otherData',
+        lower: lower,
+        includeLower: includeLower,
+        upper: upper,
+        includeUpper: includeUpper,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataStartsWith(
+    String value, {
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.startsWith(
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataEndsWith(
+    String value, {
+    bool caseSensitive = true,
+  }) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.endsWith(
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataContains(String value, {bool caseSensitive = true}) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.contains(
+        property: r'otherData',
+        value: value,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataMatches(String pattern, {bool caseSensitive = true}) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.matches(
+        property: r'otherData',
+        wildcard: pattern,
+        caseSensitive: caseSensitive,
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataIsEmpty() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.equalTo(
+        property: r'otherData',
+        value: '',
+      ));
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
+      otherDataIsNotEmpty() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addFilterCondition(FilterCondition.greaterThan(
+        property: r'otherData',
+        value: '',
+      ));
+    });
+  }
+
   QueryBuilder<TransactionV2, TransactionV2, QAfterFilterCondition>
       outputsLengthEqualTo(int length) {
     return QueryBuilder.apply(this, (query) {
@@ -1887,6 +2060,19 @@ extension TransactionV2QuerySortBy
     });
   }
 
+  QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy> sortByOtherData() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addSortBy(r'otherData', Sort.asc);
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy>
+      sortByOtherDataDesc() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addSortBy(r'otherData', Sort.desc);
+    });
+  }
+
   QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy> sortBySubType() {
     return QueryBuilder.apply(this, (query) {
       return query.addSortBy(r'subType', Sort.asc);
@@ -2013,6 +2199,19 @@ extension TransactionV2QuerySortThenBy
     });
   }
 
+  QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy> thenByOtherData() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addSortBy(r'otherData', Sort.asc);
+    });
+  }
+
+  QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy>
+      thenByOtherDataDesc() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addSortBy(r'otherData', Sort.desc);
+    });
+  }
+
   QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy> thenBySubType() {
     return QueryBuilder.apply(this, (query) {
       return query.addSortBy(r'subType', Sort.asc);
@@ -2110,6 +2309,13 @@ extension TransactionV2QueryWhereDistinct
     });
   }
 
+  QueryBuilder<TransactionV2, TransactionV2, QDistinct> distinctByOtherData(
+      {bool caseSensitive = true}) {
+    return QueryBuilder.apply(this, (query) {
+      return query.addDistinctBy(r'otherData', caseSensitive: caseSensitive);
+    });
+  }
+
   QueryBuilder<TransactionV2, TransactionV2, QDistinct> distinctBySubType() {
     return QueryBuilder.apply(this, (query) {
       return query.addDistinctBy(r'subType');
@@ -2182,6 +2388,12 @@ extension TransactionV2QueryProperty
     });
   }
 
+  QueryBuilder<TransactionV2, String?, QQueryOperations> otherDataProperty() {
+    return QueryBuilder.apply(this, (query) {
+      return query.addPropertyName(r'otherData');
+    });
+  }
+
   QueryBuilder<TransactionV2, List<OutputV2>, QQueryOperations>
       outputsProperty() {
     return QueryBuilder.apply(this, (query) {

lib/pages/add_wallet_views/add_wallet_view/add_wallet_view.dart

@@ -126,7 +126,7 @@ class _AddWalletViewState extends ConsumerState<AddWalletView> {
   void initState() {
     _searchFieldController = TextEditingController();
     _searchFocusNode = FocusNode();
-    _coinsTestnet.remove(Coin.firoTestNet);
+    // _coinsTestnet.remove(Coin.firoTestNet);
     if (Platform.isWindows) {
       _coins.remove(Coin.monero);
       _coins.remove(Coin.wownero);

lib/pages/receive_view/addresses/address_details_view.dart

@@ -352,6 +352,16 @@ class _AddressDetailsViewState extends ConsumerState<AddressDetailsView> {
                     data: address.derivationPath!.value,
                     button: Container(),
                   ),
+                if (address.type == AddressType.spark)
+                  const _Div(
+                    height: 12,
+                  ),
+                if (address.type == AddressType.spark)
+                  _Item(
+                    title: "Diversifier",
+                    data: address.derivationIndex.toString(),
+                    button: Container(),
+                  ),
                 const _Div(
                   height: 12,
                 ),

lib/pages/receive_view/receive_view.dart

@@ -10,15 +10,18 @@
 
 import 'dart:async';
 
+import 'package:dropdown_button2/dropdown_button2.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/flutter_svg.dart';
+import 'package:isar/isar.dart';
 import 'package:qr_flutter/qr_flutter.dart';
 import 'package:stackwallet/models/isar/models/isar_models.dart';
 import 'package:stackwallet/notifications/show_flush_bar.dart';
 import 'package:stackwallet/pages/receive_view/addresses/wallet_addresses_view.dart';
 import 'package:stackwallet/pages/receive_view/generate_receiving_uri_qr_code_view.dart';
+import 'package:stackwallet/providers/db/main_db_provider.dart';
 import 'package:stackwallet/providers/providers.dart';
 import 'package:stackwallet/route_generator.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
@@ -30,7 +33,9 @@ import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/multi_address_interface.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 import 'package:stackwallet/widgets/background.dart';
+import 'package:stackwallet/widgets/conditional_parent.dart';
 import 'package:stackwallet/widgets/custom_buttons/app_bar_icon_button.dart';
 import 'package:stackwallet/widgets/custom_buttons/blue_text_button.dart';
 import 'package:stackwallet/widgets/custom_loading_overlay.dart';
@@ -58,6 +63,11 @@ class _ReceiveViewState extends ConsumerState<ReceiveView> {
   late final Coin coin;
   late final String walletId;
   late final ClipboardInterface clipboard;
+  late final bool supportsSpark;
+
+  String? _sparkAddress;
+  String? _qrcodeContent;
+  bool _showSparkAddress = true;
 
   Future<void> generateNewAddress() async {
     final wallet = ref.read(pWallets).getWallet(walletId);
@@ -96,23 +106,106 @@ class _ReceiveViewState extends ConsumerState<ReceiveView> {
     }
   }
 
+  Future<void> generateNewSparkAddress() async {
+    final wallet = ref.read(pWallets).getWallet(walletId);
+    if (wallet is SparkInterface) {
+      bool shouldPop = false;
+      unawaited(
+        showDialog(
+          context: context,
+          builder: (_) {
+            return WillPopScope(
+              onWillPop: () async => shouldPop,
+              child: Container(
+                color: Theme.of(context)
+                    .extension<StackColors>()!
+                    .overlay
+                    .withOpacity(0.5),
+                child: const CustomLoadingOverlay(
+                  message: "Generating address",
+                  eventBus: null,
+                ),
+              ),
+            );
+          },
+        ),
+      );
+
+      final address = await wallet.generateNextSparkAddress();
+      await ref.read(mainDBProvider).isar.writeTxn(() async {
+        await ref.read(mainDBProvider).isar.addresses.put(address);
+      });
+
+      shouldPop = true;
+
+      if (mounted) {
+        Navigator.of(context, rootNavigator: true).pop();
+        if (_sparkAddress != address.value) {
+          setState(() {
+            _sparkAddress = address.value;
+          });
+        }
+      }
+    }
+  }
+
+  StreamSubscription<Address?>? _streamSub;
+
   @override
   void initState() {
     walletId = widget.walletId;
     coin = ref.read(pWalletCoin(walletId));
     clipboard = widget.clipboard;
+    supportsSpark = ref.read(pWallets).getWallet(walletId) is SparkInterface;
+
+    if (supportsSpark) {
+      _streamSub = ref
+          .read(mainDBProvider)
+          .isar
+          .addresses
+          .where()
+          .walletIdEqualTo(walletId)
+          .filter()
+          .typeEqualTo(AddressType.spark)
+          .sortByDerivationIndexDesc()
+          .findFirst()
+          .asStream()
+          .listen((event) {
+        WidgetsBinding.instance.addPostFrameCallback((_) {
+          if (mounted) {
+            setState(() {
+              _sparkAddress = event?.value;
+            });
+          }
+        });
+      });
+    }
 
     super.initState();
   }
 
+  @override
+  void dispose() {
+    _streamSub?.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     debugPrint("BUILD: $runtimeType");
 
-    final receivingAddress = ref.watch(pWalletReceivingAddress(walletId));
-
     final ticker = widget.tokenContract?.symbol ?? coin.ticker;
 
+    if (supportsSpark) {
+      if (_showSparkAddress) {
+        _qrcodeContent = _sparkAddress;
+      } else {
+        _qrcodeContent = ref.watch(pWalletReceivingAddress(walletId));
+      }
+    } else {
+      _qrcodeContent = ref.watch(pWalletReceivingAddress(walletId));
+    }
+
     return Background(
       child: Scaffold(
         backgroundColor: Theme.of(context).extension<StackColors>()!.background,
@@ -225,86 +318,239 @@ class _ReceiveViewState extends ConsumerState<ReceiveView> {
               child: Column(
                 crossAxisAlignment: CrossAxisAlignment.stretch,
                 children: [
-                  GestureDetector(
-                    onTap: () {
-                      HapticFeedback.lightImpact();
-                      clipboard.setData(
-                        ClipboardData(text: receivingAddress),
-                      );
-                      showFloatingFlushBar(
-                        type: FlushBarType.info,
-                        message: "Copied to clipboard",
-                        iconAsset: Assets.svg.copy,
-                        context: context,
-                      );
-                    },
-                    child: RoundedWhiteContainer(
-                      child: Column(
-                        children: [
-                          Row(
-                            children: [
-                              Text(
-                                "Your $ticker address",
-                                style: STextStyles.itemSubtitle(context),
-                              ),
-                              const Spacer(),
-                              Row(
-                                children: [
-                                  SvgPicture.asset(
-                                    Assets.svg.copy,
-                                    width: 10,
-                                    height: 10,
-                                    color: Theme.of(context)
-                                        .extension<StackColors>()!
-                                        .infoItemIcons,
-                                  ),
-                                  const SizedBox(
-                                    width: 4,
-                                  ),
-                                  Text(
-                                    "Copy",
-                                    style: STextStyles.link2(context),
-                                  ),
-                                ],
-                              ),
-                            ],
-                          ),
-                          const SizedBox(
-                            height: 4,
-                          ),
-                          Row(
-                            children: [
-                              Expanded(
+                  ConditionalParent(
+                    condition: supportsSpark,
+                    builder: (child) => Column(
+                      crossAxisAlignment: CrossAxisAlignment.stretch,
+                      children: [
+                        DropdownButtonHideUnderline(
+                          child: DropdownButton2<bool>(
+                            value: _showSparkAddress,
+                            items: [
+                              DropdownMenuItem(
+                                value: true,
                                 child: Text(
-                                  receivingAddress,
-                                  style: STextStyles.itemSubtitle12(context),
+                                  "Spark address",
+                                  style: STextStyles.desktopTextMedium(context),
+                                ),
+                              ),
+                              DropdownMenuItem(
+                                value: false,
+                                child: Text(
+                                  "Transparent address",
+                                  style: STextStyles.desktopTextMedium(context),
                                 ),
                               ),
                             ],
+                            onChanged: (value) {
+                              if (value is bool && value != _showSparkAddress) {
+                                setState(() {
+                                  _showSparkAddress = value;
+                                });
+                              }
+                            },
+                            isExpanded: true,
+                            iconStyleData: IconStyleData(
+                              icon: Padding(
+                                padding: const EdgeInsets.only(right: 10),
+                                child: SvgPicture.asset(
+                                  Assets.svg.chevronDown,
+                                  width: 12,
+                                  height: 6,
+                                  color: Theme.of(context)
+                                      .extension<StackColors>()!
+                                      .textFieldActiveSearchIconRight,
+                                ),
+                              ),
+                            ),
+                            dropdownStyleData: DropdownStyleData(
+                              offset: const Offset(0, -10),
+                              elevation: 0,
+                              decoration: BoxDecoration(
+                                color: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .textFieldDefaultBG,
+                                borderRadius: BorderRadius.circular(
+                                  Constants.size.circularBorderRadius,
+                                ),
+                              ),
+                            ),
+                            menuItemStyleData: const MenuItemStyleData(
+                              padding: EdgeInsets.symmetric(
+                                horizontal: 16,
+                                vertical: 8,
+                              ),
+                            ),
                           ),
-                        ],
+                        ),
+                        const SizedBox(
+                          height: 12,
+                        ),
+                        if (_showSparkAddress)
+                          GestureDetector(
+                            onTap: () {
+                              clipboard.setData(
+                                ClipboardData(text: _sparkAddress ?? "Error"),
+                              );
+                              showFloatingFlushBar(
+                                type: FlushBarType.info,
+                                message: "Copied to clipboard",
+                                iconAsset: Assets.svg.copy,
+                                context: context,
+                              );
+                            },
+                            child: Container(
+                              decoration: BoxDecoration(
+                                border: Border.all(
+                                  color: Theme.of(context)
+                                      .extension<StackColors>()!
+                                      .backgroundAppBar,
+                                  width: 1,
+                                ),
+                                borderRadius: BorderRadius.circular(
+                                  Constants.size.circularBorderRadius,
+                                ),
+                              ),
+                              child: RoundedWhiteContainer(
+                                child: Column(
+                                  children: [
+                                    Row(
+                                      children: [
+                                        Text(
+                                          "Your ${coin.ticker} SPARK address",
+                                          style:
+                                              STextStyles.itemSubtitle(context),
+                                        ),
+                                        const Spacer(),
+                                        Row(
+                                          children: [
+                                            SvgPicture.asset(
+                                              Assets.svg.copy,
+                                              width: 15,
+                                              height: 15,
+                                              color: Theme.of(context)
+                                                  .extension<StackColors>()!
+                                                  .infoItemIcons,
+                                            ),
+                                            const SizedBox(
+                                              width: 4,
+                                            ),
+                                            Text(
+                                              "Copy",
+                                              style: STextStyles.link2(context),
+                                            ),
+                                          ],
+                                        ),
+                                      ],
+                                    ),
+                                    const SizedBox(
+                                      height: 8,
+                                    ),
+                                    Row(
+                                      children: [
+                                        Expanded(
+                                          child: Text(
+                                            _sparkAddress ?? "Error",
+                                            style: STextStyles
+                                                    .desktopTextExtraExtraSmall(
+                                                        context)
+                                                .copyWith(
+                                              color: Theme.of(context)
+                                                  .extension<StackColors>()!
+                                                  .textDark,
+                                            ),
+                                          ),
+                                        ),
+                                      ],
+                                    ),
+                                  ],
+                                ),
+                              ),
+                            ),
+                          ),
+                        if (!_showSparkAddress) child,
+                      ],
+                    ),
+                    child: GestureDetector(
+                      onTap: () {
+                        HapticFeedback.lightImpact();
+                        clipboard.setData(
+                          ClipboardData(
+                              text:
+                                  ref.watch(pWalletReceivingAddress(walletId))),
+                        );
+                        showFloatingFlushBar(
+                          type: FlushBarType.info,
+                          message: "Copied to clipboard",
+                          iconAsset: Assets.svg.copy,
+                          context: context,
+                        );
+                      },
+                      child: RoundedWhiteContainer(
+                        child: Column(
+                          children: [
+                            Row(
+                              children: [
+                                Text(
+                                  "Your $ticker address",
+                                  style: STextStyles.itemSubtitle(context),
+                                ),
+                                const Spacer(),
+                                Row(
+                                  children: [
+                                    SvgPicture.asset(
+                                      Assets.svg.copy,
+                                      width: 10,
+                                      height: 10,
+                                      color: Theme.of(context)
+                                          .extension<StackColors>()!
+                                          .infoItemIcons,
+                                    ),
+                                    const SizedBox(
+                                      width: 4,
+                                    ),
+                                    Text(
+                                      "Copy",
+                                      style: STextStyles.link2(context),
+                                    ),
+                                  ],
+                                ),
+                              ],
+                            ),
+                            const SizedBox(
+                              height: 4,
+                            ),
+                            Row(
+                              children: [
+                                Expanded(
+                                  child: Text(
+                                    ref.watch(
+                                        pWalletReceivingAddress(walletId)),
+                                    style: STextStyles.itemSubtitle12(context),
+                                  ),
+                                ),
+                              ],
+                            ),
+                          ],
+                        ),
                       ),
                     ),
                   ),
-                  if (coin != Coin.epicCash &&
-                      coin != Coin.ethereum &&
-                      coin != Coin.banano &&
-                      coin != Coin.nano &&
-                      coin != Coin.stellar &&
-                      coin != Coin.stellarTestnet &&
-                      coin != Coin.tezos)
+                  if (ref.watch(pWallets
+                              .select((value) => value.getWallet(walletId)))
+                          is MultiAddressInterface ||
+                      supportsSpark)
                     const SizedBox(
                       height: 12,
                     ),
-                  if (coin != Coin.epicCash &&
-                      coin != Coin.ethereum &&
-                      coin != Coin.banano &&
-                      coin != Coin.nano &&
-                      coin != Coin.stellar &&
-                      coin != Coin.stellarTestnet &&
-                      coin != Coin.tezos)
+                  if (ref.watch(pWallets
+                              .select((value) => value.getWallet(walletId)))
+                          is MultiAddressInterface ||
+                      supportsSpark)
                     TextButton(
-                      onPressed: generateNewAddress,
+                      onPressed: supportsSpark && _showSparkAddress
+                          ? generateNewSparkAddress
+                          : generateNewAddress,
                       style: Theme.of(context)
                           .extension<StackColors>()!
                           .getSecondaryEnabledButtonStyle(context),
@@ -328,7 +574,7 @@ class _ReceiveViewState extends ConsumerState<ReceiveView> {
                             QrImageView(
                                 data: AddressUtils.buildUriString(
                                   coin,
-                                  receivingAddress,
+                                  _qrcodeContent ?? "",
                                   {},
                                 ),
                                 size: MediaQuery.of(context).size.width / 2,
@@ -347,7 +593,7 @@ class _ReceiveViewState extends ConsumerState<ReceiveView> {
                                         RouteGenerator.useMaterialPageRoute,
                                     builder: (_) => GenerateUriQrCodeView(
                                       coin: coin,
-                                      receivingAddress: receivingAddress,
+                                      receivingAddress: _qrcodeContent ?? "",
                                     ),
                                     settings: const RouteSettings(
                                       name: GenerateUriQrCodeView.routeName,

lib/pages/send_view/confirm_transaction_view.dart

@@ -120,7 +120,7 @@ class _ConfirmTransactionViewState
       ),
     );
 
-    late String txid;
+    final List<String> txids = [];
     Future<TxData> txDataFuture;
 
     final note = noteController.text;
@@ -140,10 +140,25 @@ class _ConfirmTransactionViewState
       } else if (widget.isPaynymTransaction) {
         txDataFuture = wallet.confirmSend(txData: widget.txData);
       } else {
-        if (wallet is FiroWallet &&
-            ref.read(publicPrivateBalanceStateProvider.state).state ==
-                "Private") {
-          txDataFuture = wallet.confirmSendLelantus(txData: widget.txData);
+        if (wallet is FiroWallet) {
+          switch (ref.read(publicPrivateBalanceStateProvider.state).state) {
+            case FiroType.public:
+              if (widget.txData.sparkMints == null) {
+                txDataFuture = wallet.confirmSend(txData: widget.txData);
+              } else {
+                txDataFuture =
+                    wallet.confirmSparkMintTransactions(txData: widget.txData);
+              }
+              break;
+
+            case FiroType.lelantus:
+              txDataFuture = wallet.confirmSendLelantus(txData: widget.txData);
+              break;
+
+            case FiroType.spark:
+              txDataFuture = wallet.confirmSendSpark(txData: widget.txData);
+              break;
+          }
         } else {
           if (coin == Coin.epicCash) {
             txDataFuture = wallet.confirmSend(
@@ -165,17 +180,24 @@ class _ConfirmTransactionViewState
       sendProgressController.triggerSuccess?.call();
       await Future<void>.delayed(const Duration(seconds: 5));
 
-      txid = (results.first as TxData).txid!;
+      if (wallet is FiroWallet &&
+          (results.first as TxData).sparkMints != null) {
+        txids.addAll((results.first as TxData).sparkMints!.map((e) => e.txid!));
+      } else {
+        txids.add((results.first as TxData).txid!);
+      }
       ref.refresh(desktopUseUTXOs);
 
       // save note
-      await ref.read(mainDBProvider).putTransactionNote(
-            TransactionNote(
-              walletId: walletId,
-              txid: txid,
-              value: note,
-            ),
-          );
+      for (final txid in txids) {
+        await ref.read(mainDBProvider).putTransactionNote(
+              TransactionNote(
+                walletId: walletId,
+                txid: txid,
+                value: note,
+              ),
+            );
+      }
 
       if (widget.isTokenTx) {
         unawaited(ref.read(tokenServiceProvider)!.refresh());
@@ -233,9 +255,13 @@ class _ConfirmTransactionViewState
                     const SizedBox(
                       height: 24,
                     ),
-                    Text(
-                      e.toString(),
-                      style: STextStyles.smallMed14(context),
+                    Flexible(
+                      child: SingleChildScrollView(
+                        child: SelectableText(
+                          e.toString(),
+                          style: STextStyles.smallMed14(context),
+                        ),
+                      ),
                     ),
                     const SizedBox(
                       height: 56,
@@ -319,6 +345,48 @@ class _ConfirmTransactionViewState
     } else {
       unit = coin.ticker;
     }
+
+    final Amount? fee;
+    final Amount amount;
+
+    final wallet = ref.watch(pWallets).getWallet(walletId);
+
+    if (wallet is FiroWallet) {
+      switch (ref.read(publicPrivateBalanceStateProvider.state).state) {
+        case FiroType.public:
+          if (widget.txData.sparkMints != null) {
+            fee = widget.txData.sparkMints!
+                .map((e) => e.fee!)
+                .reduce((value, element) => value += element);
+            amount = widget.txData.sparkMints!
+                .map((e) => e.amountSpark!)
+                .reduce((value, element) => value += element);
+          } else {
+            fee = widget.txData.fee;
+            amount = widget.txData.amount!;
+          }
+          break;
+
+        case FiroType.lelantus:
+          fee = widget.txData.fee;
+          amount = widget.txData.amount!;
+          break;
+
+        case FiroType.spark:
+          fee = widget.txData.fee;
+          amount = (widget.txData.amount ??
+                  Amount.zeroWith(
+                      fractionDigits: wallet.cryptoCurrency.fractionDigits)) +
+              (widget.txData.amountSpark ??
+                  Amount.zeroWith(
+                      fractionDigits: wallet.cryptoCurrency.fractionDigits));
+          break;
+      }
+    } else {
+      fee = widget.txData.fee;
+      amount = widget.txData.amount!;
+    }
+
     return ConditionalParent(
       condition: !isDesktop,
       builder: (child) => Background(
@@ -424,7 +492,8 @@ class _ConfirmTransactionViewState
                         Text(
                           widget.isPaynymTransaction
                               ? widget.txData.paynymAccountLite!.nymName
-                              : widget.txData.recipients!.first.address,
+                              : widget.txData.recipients?.first.address ??
+                                  widget.txData.sparkRecipients!.first.address,
                           style: STextStyles.itemSubtitle12(context),
                         ),
                       ],
@@ -443,7 +512,7 @@ class _ConfirmTransactionViewState
                         ),
                         SelectableText(
                           ref.watch(pAmountFormatter(coin)).format(
-                                widget.txData.amount!,
+                                amount,
                                 ethContract: ref
                                     .watch(tokenServiceProvider)
                                     ?.tokenContract,
@@ -468,9 +537,7 @@ class _ConfirmTransactionViewState
                             style: STextStyles.smallMed12(context),
                           ),
                           SelectableText(
-                            ref
-                                .watch(pAmountFormatter(coin))
-                                .format(widget.txData.fee!),
+                            ref.watch(pAmountFormatter(coin)).format(fee!),
                             style: STextStyles.itemSubtitle12(context),
                             textAlign: TextAlign.right,
                           ),
@@ -494,7 +561,7 @@ class _ConfirmTransactionViewState
                             height: 4,
                           ),
                           SelectableText(
-                            "~${widget.txData.fee!.raw.toInt() ~/ widget.txData.vSize!}",
+                            "~${fee!.raw.toInt() ~/ widget.txData.vSize!}",
                             style: STextStyles.itemSubtitle12(context),
                           ),
                         ],
@@ -625,7 +692,6 @@ class _ConfirmTransactionViewState
                             ),
                             Builder(
                               builder: (context) {
-                                final amount = widget.txData.amount!;
                                 final externalCalls = ref.watch(
                                     prefsChangeNotifierProvider.select(
                                         (value) => value.externalCalls));
@@ -723,9 +789,12 @@ class _ConfirmTransactionViewState
                               height: 2,
                             ),
                             SelectableText(
+                              // TODO: [prio=high] spark transaction specifics - better handling
                               widget.isPaynymTransaction
                                   ? widget.txData.paynymAccountLite!.nymName
-                                  : widget.txData.recipients!.first.address,
+                                  : widget.txData.recipients?.first.address ??
+                                      widget.txData.sparkRecipients!.first
+                                          .address,
                               style: STextStyles.desktopTextExtraExtraSmall(
                                       context)
                                   .copyWith(
@@ -759,24 +828,15 @@ class _ConfirmTransactionViewState
                               const SizedBox(
                                 height: 2,
                               ),
-                              Builder(
-                                builder: (context) {
-                                  final fee = widget.txData.fee!;
-
-                                  return SelectableText(
-                                    ref
-                                        .watch(pAmountFormatter(coin))
-                                        .format(fee),
-                                    style:
-                                        STextStyles.desktopTextExtraExtraSmall(
-                                                context)
-                                            .copyWith(
-                                      color: Theme.of(context)
-                                          .extension<StackColors>()!
-                                          .textDark,
-                                    ),
-                                  );
-                                },
+                              SelectableText(
+                                ref.watch(pAmountFormatter(coin)).format(fee!),
+                                style: STextStyles.desktopTextExtraExtraSmall(
+                                        context)
+                                    .copyWith(
+                                  color: Theme.of(context)
+                                      .extension<StackColors>()!
+                                      .textDark,
+                                ),
                               ),
                             ],
                           ),
@@ -981,15 +1041,9 @@ class _ConfirmTransactionViewState
                   color: Theme.of(context)
                       .extension<StackColors>()!
                       .textFieldDefaultBG,
-                  child: Builder(
-                    builder: (context) {
-                      final fee = widget.txData.fee!;
-
-                      return SelectableText(
-                        ref.watch(pAmountFormatter(coin)).format(fee),
-                        style: STextStyles.itemSubtitle(context),
-                      );
-                    },
+                  child: SelectableText(
+                    ref.watch(pAmountFormatter(coin)).format(fee!),
+                    style: STextStyles.itemSubtitle(context),
                   ),
                 ),
               ),
@@ -1025,7 +1079,7 @@ class _ConfirmTransactionViewState
                       .extension<StackColors>()!
                       .textFieldDefaultBG,
                   child: SelectableText(
-                    "~${widget.txData.fee!.raw.toInt() ~/ widget.txData.vSize!}",
+                    "~${fee!.raw.toInt() ~/ widget.txData.vSize!}",
                     style: STextStyles.itemSubtitle(context),
                   ),
                 ),
@@ -1069,29 +1123,22 @@ class _ConfirmTransactionViewState
                                     .textConfirmTotalAmount,
                               ),
                       ),
-                      Builder(builder: (context) {
-                        final fee = widget.txData.fee!;
-
-                        final amount = widget.txData.amount!;
-                        return SelectableText(
-                          ref
-                              .watch(pAmountFormatter(coin))
-                              .format(amount + fee),
-                          style: isDesktop
-                              ? STextStyles.desktopTextExtraExtraSmall(context)
-                                  .copyWith(
-                                  color: Theme.of(context)
-                                      .extension<StackColors>()!
-                                      .textConfirmTotalAmount,
-                                )
-                              : STextStyles.itemSubtitle12(context).copyWith(
-                                  color: Theme.of(context)
-                                      .extension<StackColors>()!
-                                      .textConfirmTotalAmount,
-                                ),
-                          textAlign: TextAlign.right,
-                        );
-                      }),
+                      SelectableText(
+                        ref.watch(pAmountFormatter(coin)).format(amount + fee!),
+                        style: isDesktop
+                            ? STextStyles.desktopTextExtraExtraSmall(context)
+                                .copyWith(
+                                color: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .textConfirmTotalAmount,
+                              )
+                            : STextStyles.itemSubtitle12(context).copyWith(
+                                color: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .textConfirmTotalAmount,
+                              ),
+                        textAlign: TextAlign.right,
+                      ),
                     ],
                   ),
                 ),

lib/pages/send_view/sub_widgets/firo_balance_selection_sheet.dart

@@ -101,9 +101,9 @@ class _FiroBalanceSelectionSheetState
                   onTap: () {
                     final state =
                         ref.read(publicPrivateBalanceStateProvider.state).state;
-                    if (state != "Private") {
+                    if (state != FiroType.spark) {
                       ref.read(publicPrivateBalanceStateProvider.state).state =
-                          "Private";
+                          FiroType.spark;
                     }
                     Navigator.of(context).pop();
                   },
@@ -122,7 +122,7 @@ class _FiroBalanceSelectionSheetState
                                 activeColor: Theme.of(context)
                                     .extension<StackColors>()!
                                     .radioButtonIconEnabled,
-                                value: "Private",
+                                value: FiroType.spark,
                                 groupValue: ref
                                     .watch(
                                         publicPrivateBalanceStateProvider.state)
@@ -131,7 +131,7 @@ class _FiroBalanceSelectionSheetState
                                   ref
                                       .read(publicPrivateBalanceStateProvider
                                           .state)
-                                      .state = "Private";
+                                      .state = FiroType.spark;
 
                                   Navigator.of(context).pop();
                                 },
@@ -149,7 +149,86 @@ class _FiroBalanceSelectionSheetState
                               // Row(
                               //   children: [
                               Text(
-                                "Private balance",
+                                "Spark balance",
+                                style: STextStyles.titleBold12(context),
+                                textAlign: TextAlign.left,
+                              ),
+                              const SizedBox(
+                                width: 2,
+                              ),
+                              Text(
+                                ref.watch(pAmountFormatter(coin)).format(
+                                      firoWallet
+                                          .info.cachedBalanceTertiary.spendable,
+                                    ),
+                                style: STextStyles.itemSubtitle(context),
+                                textAlign: TextAlign.left,
+                              ),
+                            ],
+                          ),
+                          //   ],
+                          // ),
+                        )
+                      ],
+                    ),
+                  ),
+                ),
+                const SizedBox(
+                  height: 16,
+                ),
+                GestureDetector(
+                  onTap: () {
+                    final state =
+                        ref.read(publicPrivateBalanceStateProvider.state).state;
+                    if (state != FiroType.lelantus) {
+                      ref.read(publicPrivateBalanceStateProvider.state).state =
+                          FiroType.lelantus;
+                    }
+                    Navigator.of(context).pop();
+                  },
+                  child: Container(
+                    color: Colors.transparent,
+                    child: Row(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Column(
+                          mainAxisAlignment: MainAxisAlignment.start,
+                          children: [
+                            SizedBox(
+                              width: 20,
+                              height: 20,
+                              child: Radio(
+                                activeColor: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .radioButtonIconEnabled,
+                                value: FiroType.lelantus,
+                                groupValue: ref
+                                    .watch(
+                                        publicPrivateBalanceStateProvider.state)
+                                    .state,
+                                onChanged: (x) {
+                                  ref
+                                      .read(publicPrivateBalanceStateProvider
+                                          .state)
+                                      .state = FiroType.lelantus;
+
+                                  Navigator.of(context).pop();
+                                },
+                              ),
+                            ),
+                          ],
+                        ),
+                        const SizedBox(
+                          width: 12,
+                        ),
+                        Flexible(
+                          child: Column(
+                            crossAxisAlignment: CrossAxisAlignment.start,
+                            children: [
+                              // Row(
+                              //   children: [
+                              Text(
+                                "Lelantus balance",
                                 style: STextStyles.titleBold12(context),
                                 textAlign: TextAlign.left,
                               ),
@@ -180,9 +259,9 @@ class _FiroBalanceSelectionSheetState
                   onTap: () {
                     final state =
                         ref.read(publicPrivateBalanceStateProvider.state).state;
-                    if (state != "Public") {
+                    if (state != FiroType.public) {
                       ref.read(publicPrivateBalanceStateProvider.state).state =
-                          "Public";
+                          FiroType.public;
                     }
                     Navigator.of(context).pop();
                   },
@@ -200,7 +279,7 @@ class _FiroBalanceSelectionSheetState
                                 activeColor: Theme.of(context)
                                     .extension<StackColors>()!
                                     .radioButtonIconEnabled,
-                                value: "Public",
+                                value: FiroType.public,
                                 groupValue: ref
                                     .watch(
                                         publicPrivateBalanceStateProvider.state)
@@ -209,7 +288,7 @@ class _FiroBalanceSelectionSheetState
                                   ref
                                       .read(publicPrivateBalanceStateProvider
                                           .state)
-                                      .state = "Public";
+                                      .state = FiroType.public;
                                   Navigator.of(context).pop();
                                 },
                               ),

lib/pages/send_view/token_send_view.dart

@@ -348,7 +348,7 @@ class _TokenSendViewState extends ConsumerState<TokenSendView> {
         .getWallet(walletId)
         .cryptoCurrency
         .validateAddress(address ?? "");
-    ref.read(previewTxButtonStateProvider.state).state =
+    ref.read(previewTokenTxButtonStateProvider.state).state =
         (isValidAddress && amount != null && amount > Amount.zero);
   }
 
@@ -1227,12 +1227,14 @@ class _TokenSendViewState extends ConsumerState<TokenSendView> {
                           ),
                           TextButton(
                             onPressed: ref
-                                    .watch(previewTxButtonStateProvider.state)
+                                    .watch(
+                                        previewTokenTxButtonStateProvider.state)
                                     .state
                                 ? _previewTransaction
                                 : null,
                             style: ref
-                                    .watch(previewTxButtonStateProvider.state)
+                                    .watch(
+                                        previewTokenTxButtonStateProvider.state)
                                     .state
                                 ? Theme.of(context)
                                     .extension<StackColors>()!

lib/pages/settings_views/global_settings_view/hidden_settings.dart

@@ -15,14 +15,12 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:hive_flutter/hive_flutter.dart';
 import 'package:stackwallet/db/hive/db.dart';
-import 'package:stackwallet/electrumx_rpc/electrumx_client.dart';
 import 'package:stackwallet/notifications/show_flush_bar.dart';
 import 'package:stackwallet/providers/global/debug_service_provider.dart';
 import 'package:stackwallet/providers/providers.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
 import 'package:stackwallet/utilities/assets.dart';
 import 'package:stackwallet/utilities/constants.dart';
-import 'package:stackwallet/utilities/default_nodes.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/utilities/util.dart';
 import 'package:stackwallet/widgets/background.dart';
@@ -217,98 +215,7 @@ class HiddenSettings extends StatelessWidget {
                             ),
                           );
                         }),
-                        // const SizedBox(
-                        //   height: 12,
-                        // ),
-                        // Consumer(builder: (_, ref, __) {
-                        //   return GestureDetector(
-                        //     onTap: () async {
-                        //       final x =
-                        //           await MajesticBankAPI.instance.getRates();
-                        //       print(x);
-                        //     },
-                        //     child: RoundedWhiteContainer(
-                        //       child: Text(
-                        //         "Click me",
-                        //         style: STextStyles.button(context).copyWith(
-                        //             color: Theme.of(context)
-                        //                 .extension<StackColors>()!
-                        //                 .accentColorDark),
-                        //       ),
-                        //     ),
-                        //   );
-                        // }),
-                        // const SizedBox(
-                        //   height: 12,
-                        // ),
-                        // Consumer(builder: (_, ref, __) {
-                        //   return GestureDetector(
-                        //     onTap: () async {
-                        //       ref
-                        //           .read(priceAnd24hChangeNotifierProvider)
-                        //           .tokenContractAddressesToCheck
-                        //           .add(
-                        //               "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48");
-                        //       ref
-                        //           .read(priceAnd24hChangeNotifierProvider)
-                        //           .tokenContractAddressesToCheck
-                        //           .add(
-                        //               "0xdAC17F958D2ee523a2206206994597C13D831ec7");
-                        //       await ref
-                        //           .read(priceAnd24hChangeNotifierProvider)
-                        //           .updatePrice();
-                        //
-                        //       final x = ref
-                        //           .read(priceAnd24hChangeNotifierProvider)
-                        //           .getTokenPrice(
-                        //               "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48");
-                        //
-                        //       print(
-                        //           "PRICE 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48: $x");
-                        //     },
-                        //     child: RoundedWhiteContainer(
-                        //       child: Text(
-                        //         "Click me",
-                        //         style: STextStyles.button(context).copyWith(
-                        //             color: Theme.of(context)
-                        //                 .extension<StackColors>()!
-                        //                 .accentColorDark),
-                        //       ),
-                        //     ),
-                        //   );
-                        // }),
-                        // const SizedBox(
-                        //   height: 12,
-                        // ),
-                        // Consumer(builder: (_, ref, __) {
-                        //   return GestureDetector(
-                        //     onTap: () async {
-                        //       // final erc20 = Erc20ContractInfo(
-                        //       //   contractAddress: 'some con',
-                        //       //   name: "loonamsn",
-                        //       //   symbol: "DD",
-                        //       //   decimals: 19,
-                        //       // );
-                        //       //
-                        //       // final json = erc20.toJson();
-                        //       //
-                        //       // print(json);
-                        //       //
-                        //       // final ee = EthContractInfo.fromJson(json);
-                        //       //
-                        //       // print(ee);
-                        //     },
-                        //     child: RoundedWhiteContainer(
-                        //       child: Text(
-                        //         "Click me",
-                        //         style: STextStyles.button(context).copyWith(
-                        //             color: Theme.of(context)
-                        //                 .extension<StackColors>()!
-                        //                 .accentColorDark),
-                        //       ),
-                        //     ),
-                        //   );
-                        // }),
+
                         const SizedBox(
                           height: 12,
                         ),
@@ -345,9 +252,6 @@ class HiddenSettings extends StatelessWidget {
                             }
                           },
                         ),
-                        const SizedBox(
-                          height: 12,
-                        ),
                         Consumer(
                           builder: (_, ref, __) {
                             return GestureDetector(
@@ -366,221 +270,6 @@ class HiddenSettings extends StatelessWidget {
                             );
                           },
                         ),
-                        const SizedBox(
-                          height: 12,
-                        ),
-                        Consumer(
-                          builder: (_, ref, __) {
-                            return GestureDetector(
-                              onTap: () async {
-                                try {
-                                  final n = DefaultNodes.firoTestnet;
-
-                                  final e = ElectrumXClient.from(
-                                    node: ElectrumXNode(
-                                      address: n.host,
-                                      port: n.port,
-                                      name: n.name,
-                                      id: n.id,
-                                      useSSL: n.useSSL,
-                                    ),
-                                    prefs:
-                                        ref.read(prefsChangeNotifierProvider),
-                                    failovers: [],
-                                  );
-
-                                  // Call and print getSparkAnonymitySet.
-                                  final anonymitySet =
-                                      await e.getSparkAnonymitySet(
-                                    coinGroupId: "1",
-                                    startBlockHash: "",
-                                  );
-
-                                  Util.printJson(anonymitySet, "anonymitySet");
-                                } catch (e, s) {
-                                  print("$e\n$s");
-                                }
-                              },
-                              child: RoundedWhiteContainer(
-                                child: Text(
-                                  "Spark getSparkAnonymitySet",
-                                  style: STextStyles.button(context).copyWith(
-                                      color: Theme.of(context)
-                                          .extension<StackColors>()!
-                                          .accentColorDark),
-                                ),
-                              ),
-                            );
-                          },
-                        ),
-                        const SizedBox(
-                          height: 12,
-                        ),
-                        Consumer(
-                          builder: (_, ref, __) {
-                            return GestureDetector(
-                              onTap: () async {
-                                try {
-                                  final n = DefaultNodes.firoTestnet;
-
-                                  final e = ElectrumXClient.from(
-                                    node: ElectrumXNode(
-                                      address: n.host,
-                                      port: n.port,
-                                      name: n.name,
-                                      id: n.id,
-                                      useSSL: n.useSSL,
-                                    ),
-                                    prefs:
-                                        ref.read(prefsChangeNotifierProvider),
-                                    failovers: [],
-                                  );
-
-                                  // Call and print getUsedCoinsTags.
-                                  final usedCoinsTags = await e
-                                      .getSparkUsedCoinsTags(startNumber: 0);
-
-                                  print(
-                                      "usedCoinsTags['tags'].length: ${usedCoinsTags["tags"].length}");
-                                  Util.printJson(
-                                      usedCoinsTags, "usedCoinsTags");
-                                } catch (e, s) {
-                                  print("$e\n$s");
-                                }
-                              },
-                              child: RoundedWhiteContainer(
-                                child: Text(
-                                  "Spark getSparkUsedCoinsTags",
-                                  style: STextStyles.button(context).copyWith(
-                                      color: Theme.of(context)
-                                          .extension<StackColors>()!
-                                          .accentColorDark),
-                                ),
-                              ),
-                            );
-                          },
-                        ),
-                        const SizedBox(
-                          height: 12,
-                        ),
-                        Consumer(
-                          builder: (_, ref, __) {
-                            return GestureDetector(
-                              onTap: () async {
-                                try {
-                                  final n = DefaultNodes.firoTestnet;
-
-                                  final e = ElectrumXClient.from(
-                                    node: ElectrumXNode(
-                                      address: n.host,
-                                      port: n.port,
-                                      name: n.name,
-                                      id: n.id,
-                                      useSSL: n.useSSL,
-                                    ),
-                                    prefs:
-                                        ref.read(prefsChangeNotifierProvider),
-                                    failovers: [],
-                                  );
-
-                                  // Call and print getSparkMintMetaData.
-                                  final mintMetaData =
-                                      await e.getSparkMintMetaData(
-                                    sparkCoinHashes: [
-                                      "b476ed2b374bb081ea51d111f68f0136252521214e213d119b8dc67b92f5a390",
-                                    ],
-                                  );
-
-                                  Util.printJson(mintMetaData, "mintMetaData");
-                                } catch (e, s) {
-                                  print("$e\n$s");
-                                }
-                              },
-                              child: RoundedWhiteContainer(
-                                child: Text(
-                                  "Spark getSparkMintMetaData",
-                                  style: STextStyles.button(context).copyWith(
-                                      color: Theme.of(context)
-                                          .extension<StackColors>()!
-                                          .accentColorDark),
-                                ),
-                              ),
-                            );
-                          },
-                        ),
-                        const SizedBox(
-                          height: 12,
-                        ),
-                        Consumer(
-                          builder: (_, ref, __) {
-                            return GestureDetector(
-                              onTap: () async {
-                                try {
-                                  final n = DefaultNodes.firoTestnet;
-
-                                  final e = ElectrumXClient.from(
-                                    node: ElectrumXNode(
-                                      address: n.host,
-                                      port: n.port,
-                                      name: n.name,
-                                      id: n.id,
-                                      useSSL: n.useSSL,
-                                    ),
-                                    prefs:
-                                        ref.read(prefsChangeNotifierProvider),
-                                    failovers: [],
-                                  );
-
-                                  // Call and print getSparkLatestCoinId.
-                                  final latestCoinId =
-                                      await e.getSparkLatestCoinId();
-
-                                  Util.printJson(latestCoinId, "latestCoinId");
-                                } catch (e, s) {
-                                  print("$e\n$s");
-                                }
-                              },
-                              child: RoundedWhiteContainer(
-                                child: Text(
-                                  "Spark getSparkLatestCoinId",
-                                  style: STextStyles.button(context).copyWith(
-                                      color: Theme.of(context)
-                                          .extension<StackColors>()!
-                                          .accentColorDark),
-                                ),
-                              ),
-                            );
-                          },
-                        ),
-                        // const SizedBox(
-                        //   height: 12,
-                        // ),
-                        // GestureDetector(
-                        //   onTap: () async {
-                        //     showDialog<void>(
-                        //       context: context,
-                        //       builder: (_) {
-                        //         return StackDialogBase(
-                        //           child: SizedBox(
-                        //             width: 300,
-                        //             child: Lottie.asset(
-                        //               Assets.lottie.plain(Coin.bitcoincash),
-                        //             ),
-                        //           ),
-                        //         );
-                        //       },
-                        //     );
-                        //   },
-                        //   child: RoundedWhiteContainer(
-                        //     child: Text(
-                        //       "Lottie test",
-                        //       style: STextStyles.button(context).copyWith(
-                        //           color: Theme.of(context)
-                        //               .extension<StackColors>()!
-                        //               .accentColorDark),
-                        //     ),
-                        //   ),
-                        // ),
                       ],
                     ),
                   ),

lib/pages/wallet_view/sub_widgets/tx_icon.dart

@@ -40,13 +40,16 @@ class TxIcon extends ConsumerWidget {
     bool isReceived,
     bool isPending,
     TransactionSubType subType,
+    TransactionType type,
     IThemeAssets assets,
   ) {
     if (subType == TransactionSubType.cashFusion) {
       return Assets.svg.txCashFusion;
     }
 
-    if (!isReceived && subType == TransactionSubType.mint) {
+    if ((!isReceived && subType == TransactionSubType.mint) ||
+        (subType == TransactionSubType.sparkMint &&
+            type == TransactionType.sentToSelf)) {
       if (isCancelled) {
         return Assets.svg.anonymizeFailed;
       }
@@ -91,6 +94,7 @@ class TxIcon extends ConsumerWidget {
           ref.watch(pWallets).getWallet(tx.walletId).cryptoCurrency.minConfirms,
         ),
         tx.subType,
+        tx.type,
         ref.watch(themeAssetsProvider),
       );
     } else if (transaction is TransactionV2) {
@@ -104,6 +108,7 @@ class TxIcon extends ConsumerWidget {
           ref.watch(pWallets).getWallet(tx.walletId).cryptoCurrency.minConfirms,
         ),
         tx.subType,
+        tx.type,
         ref.watch(themeAssetsProvider),
       );
     } else {

lib/pages/wallet_view/sub_widgets/wallet_balance_toggle_sheet.dart

@@ -25,8 +25,10 @@ import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
 enum _BalanceType {
   available,
   full,
-  privateAvailable,
-  privateFull;
+  lelantusAvailable,
+  lelantusFull,
+  sparkAvailable,
+  sparkFull;
 }
 
 class WalletBalanceToggleSheet extends ConsumerWidget {
@@ -39,9 +41,10 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
-    final maxHeight = MediaQuery.of(context).size.height * 0.60;
+    final maxHeight = MediaQuery.of(context).size.height * 0.90;
 
     final coin = ref.watch(pWalletCoin(walletId));
+    final isFiro = coin == Coin.firo || coin == Coin.firoTestNet;
 
     Balance balance = ref.watch(pWalletBalance(walletId));
 
@@ -52,18 +55,27 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
             : _BalanceType.full;
 
     Balance? balanceSecondary;
-    if (coin == Coin.firo || coin == Coin.firoTestNet) {
+    Balance? balanceTertiary;
+    if (isFiro) {
       balanceSecondary = ref.watch(pWalletBalanceSecondary(walletId));
+      balanceTertiary = ref.watch(pWalletBalanceTertiary(walletId));
 
-      final temp = balance;
-      balance = balanceSecondary!;
-      balanceSecondary = temp;
+      switch (ref.watch(publicPrivateBalanceStateProvider.state).state) {
+        case FiroType.spark:
+          _bal = _bal == _BalanceType.available
+              ? _BalanceType.sparkAvailable
+              : _BalanceType.sparkFull;
+          break;
 
-      if (ref.watch(publicPrivateBalanceStateProvider.state).state ==
-          "Private") {
-        _bal = _bal == _BalanceType.available
-            ? _BalanceType.privateAvailable
-            : _BalanceType.privateFull;
+        case FiroType.lelantus:
+          _bal = _bal == _BalanceType.available
+              ? _BalanceType.lelantusAvailable
+              : _BalanceType.lelantusFull;
+          break;
+
+        case FiroType.public:
+          // already set above
+          break;
       }
     }
 
@@ -116,22 +128,21 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
                 height: 24,
               ),
               BalanceSelector(
-                title:
-                    "Available${balanceSecondary != null ? " public" : ""} balance",
+                title: "Available${isFiro ? " public" : ""} balance",
                 coin: coin,
                 balance: balance.spendable,
                 onPressed: () {
                   ref.read(walletBalanceToggleStateProvider.state).state =
                       WalletBalanceToggleState.available;
                   ref.read(publicPrivateBalanceStateProvider.state).state =
-                      "Public";
+                      FiroType.public;
                   Navigator.of(context).pop();
                 },
                 onChanged: (_) {
                   ref.read(walletBalanceToggleStateProvider.state).state =
                       WalletBalanceToggleState.available;
                   ref.read(publicPrivateBalanceStateProvider.state).state =
-                      "Public";
+                      FiroType.public;
                   Navigator.of(context).pop();
                 },
                 value: _BalanceType.available,
@@ -141,22 +152,21 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
                 height: 12,
               ),
               BalanceSelector(
-                title:
-                    "Full${balanceSecondary != null ? " public" : ""} balance",
+                title: "Full${isFiro ? " public" : ""} balance",
                 coin: coin,
                 balance: balance.total,
                 onPressed: () {
                   ref.read(walletBalanceToggleStateProvider.state).state =
                       WalletBalanceToggleState.full;
                   ref.read(publicPrivateBalanceStateProvider.state).state =
-                      "Public";
+                      FiroType.public;
                   Navigator.of(context).pop();
                 },
                 onChanged: (_) {
                   ref.read(walletBalanceToggleStateProvider.state).state =
                       WalletBalanceToggleState.full;
                   ref.read(publicPrivateBalanceStateProvider.state).state =
-                      "Public";
+                      FiroType.public;
                   Navigator.of(context).pop();
                 },
                 value: _BalanceType.full,
@@ -168,24 +178,24 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
                 ),
               if (balanceSecondary != null)
                 BalanceSelector(
-                  title: "Available private balance",
+                  title: "Available lelantus balance",
                   coin: coin,
                   balance: balanceSecondary.spendable,
                   onPressed: () {
                     ref.read(walletBalanceToggleStateProvider.state).state =
                         WalletBalanceToggleState.available;
                     ref.read(publicPrivateBalanceStateProvider.state).state =
-                        "Private";
+                        FiroType.lelantus;
                     Navigator.of(context).pop();
                   },
                   onChanged: (_) {
                     ref.read(walletBalanceToggleStateProvider.state).state =
                         WalletBalanceToggleState.available;
                     ref.read(publicPrivateBalanceStateProvider.state).state =
-                        "Private";
+                        FiroType.lelantus;
                     Navigator.of(context).pop();
                   },
-                  value: _BalanceType.privateAvailable,
+                  value: _BalanceType.lelantusAvailable,
                   groupValue: _bal,
                 ),
               if (balanceSecondary != null)
@@ -194,24 +204,76 @@ class WalletBalanceToggleSheet extends ConsumerWidget {
                 ),
               if (balanceSecondary != null)
                 BalanceSelector(
-                  title: "Full private balance",
+                  title: "Full lelantus balance",
                   coin: coin,
                   balance: balanceSecondary.total,
                   onPressed: () {
                     ref.read(walletBalanceToggleStateProvider.state).state =
                         WalletBalanceToggleState.full;
                     ref.read(publicPrivateBalanceStateProvider.state).state =
-                        "Private";
+                        FiroType.lelantus;
                     Navigator.of(context).pop();
                   },
                   onChanged: (_) {
                     ref.read(walletBalanceToggleStateProvider.state).state =
                         WalletBalanceToggleState.full;
                     ref.read(publicPrivateBalanceStateProvider.state).state =
-                        "Private";
+                        FiroType.lelantus;
                     Navigator.of(context).pop();
                   },
-                  value: _BalanceType.privateFull,
+                  value: _BalanceType.lelantusFull,
+                  groupValue: _bal,
+                ),
+              if (balanceTertiary != null)
+                const SizedBox(
+                  height: 12,
+                ),
+              if (balanceTertiary != null)
+                BalanceSelector(
+                  title: "Available spark balance",
+                  coin: coin,
+                  balance: balanceTertiary.spendable,
+                  onPressed: () {
+                    ref.read(walletBalanceToggleStateProvider.state).state =
+                        WalletBalanceToggleState.available;
+                    ref.read(publicPrivateBalanceStateProvider.state).state =
+                        FiroType.spark;
+                    Navigator.of(context).pop();
+                  },
+                  onChanged: (_) {
+                    ref.read(walletBalanceToggleStateProvider.state).state =
+                        WalletBalanceToggleState.available;
+                    ref.read(publicPrivateBalanceStateProvider.state).state =
+                        FiroType.spark;
+                    Navigator.of(context).pop();
+                  },
+                  value: _BalanceType.sparkAvailable,
+                  groupValue: _bal,
+                ),
+              if (balanceTertiary != null)
+                const SizedBox(
+                  height: 12,
+                ),
+              if (balanceTertiary != null)
+                BalanceSelector(
+                  title: "Full spark balance",
+                  coin: coin,
+                  balance: balanceTertiary.total,
+                  onPressed: () {
+                    ref.read(walletBalanceToggleStateProvider.state).state =
+                        WalletBalanceToggleState.full;
+                    ref.read(publicPrivateBalanceStateProvider.state).state =
+                        FiroType.spark;
+                    Navigator.of(context).pop();
+                  },
+                  onChanged: (_) {
+                    ref.read(walletBalanceToggleStateProvider.state).state =
+                        WalletBalanceToggleState.full;
+                    ref.read(publicPrivateBalanceStateProvider.state).state =
+                        FiroType.spark;
+                    Navigator.of(context).pop();
+                  },
+                  value: _BalanceType.sparkFull,
                   groupValue: _bal,
                 ),
               const SizedBox(

lib/pages/wallet_view/sub_widgets/wallet_summary_info.dart

@@ -12,6 +12,7 @@ import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:flutter/material.dart';
+import 'package:flutter_native_splash/cli_commands.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/flutter_svg.dart';
 import 'package:stackwallet/pages/wallet_view/sub_widgets/wallet_balance_toggle_sheet.dart';
@@ -29,6 +30,7 @@ import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/enums/wallet_balance_toggle_state.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
+import 'package:stackwallet/wallets/wallet/impl/banano_wallet.dart';
 import 'package:stackwallet/widgets/conditional_parent.dart';
 
 class WalletSummaryInfo extends ConsumerWidget {
@@ -45,6 +47,8 @@ class WalletSummaryInfo extends ConsumerWidget {
     showModalBottomSheet<dynamic>(
       backgroundColor: Colors.transparent,
       context: context,
+      useSafeArea: true,
+      isScrollControlled: true,
       shape: const RoundedRectangleBorder(
         borderRadius: BorderRadius.vertical(
           top: Radius.circular(20),
@@ -58,10 +62,6 @@ class WalletSummaryInfo extends ConsumerWidget {
   Widget build(BuildContext context, WidgetRef ref) {
     debugPrint("BUILD: $runtimeType");
 
-    bool isMonkey = true;
-
-    final receivingAddress = ref.watch(pWalletReceivingAddress(walletId));
-
     final externalCalls = ref.watch(
         prefsChangeNotifierProvider.select((value) => value.externalCalls));
     final coin = ref.watch(pWalletCoin(walletId));
@@ -81,19 +81,28 @@ class WalletSummaryInfo extends ConsumerWidget {
             WalletBalanceToggleState.available;
 
     final Amount balanceToShow;
-    String title;
+    final String title;
 
     if (coin == Coin.firo || coin == Coin.firoTestNet) {
-      final _showPrivate =
-          ref.watch(publicPrivateBalanceStateProvider.state).state == "Private";
+      final type = ref.watch(publicPrivateBalanceStateProvider.state).state;
+      title =
+          "${_showAvailable ? "Available" : "Full"} ${type.name.capitalize()} balance";
+      switch (type) {
+        case FiroType.spark:
+          final balance = ref.watch(pWalletBalanceTertiary(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
 
-      final secondaryBal = ref.watch(pWalletBalanceSecondary(walletId));
+        case FiroType.lelantus:
+          final balance = ref.watch(pWalletBalanceSecondary(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
 
-      final bal = _showPrivate ? balance : secondaryBal;
-
-      balanceToShow = _showAvailable ? bal.spendable : bal.total;
-      title = _showAvailable ? "Available" : "Full";
-      title += _showPrivate ? " private balance" : " public balance";
+        case FiroType.public:
+          final balance = ref.watch(pWalletBalance(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
+      }
     } else {
       balanceToShow = _showAvailable ? balance.spendable : balance.total;
       title = _showAvailable ? "Available balance" : "Full balance";
@@ -102,8 +111,8 @@ class WalletSummaryInfo extends ConsumerWidget {
     List<int>? imageBytes;
 
     if (coin == Coin.banano) {
-      // TODO: [prio=high] fix this and uncomment:
-      // imageBytes = (manager.wallet as BananoWallet).getMonkeyImageBytes();
+      imageBytes = (ref.watch(pWallets).getWallet(walletId) as BananoWallet)
+          .getMonkeyImageBytes();
     }
 
     return ConditionalParent(

lib/pages/wallet_view/transaction_views/tx_v2/all_transactions_v2_view.dart

@@ -31,7 +31,6 @@ import 'package:stackwallet/utilities/amount/amount.dart';
 import 'package:stackwallet/utilities/amount/amount_formatter.dart';
 import 'package:stackwallet/utilities/assets.dart';
 import 'package:stackwallet/utilities/constants.dart';
-import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/format.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/utilities/util.dart';
@@ -843,34 +842,10 @@ class _DesktopTransactionCardRowState
   late final String walletId;
   late final int minConfirms;
 
-  String whatIsIt(TransactionType type, Coin coin, int height) {
-    if (_transaction.subType == TransactionSubType.mint ||
-        _transaction.subType == TransactionSubType.cashFusion) {
-      if (_transaction.isConfirmed(height, minConfirms)) {
-        return "Anonymized";
-      } else {
-        return "Anonymizing";
-      }
-    }
-
-    if (type == TransactionType.incoming) {
-      if (_transaction.isConfirmed(height, minConfirms)) {
-        return "Received";
-      } else {
-        return "Receiving";
-      }
-    } else if (type == TransactionType.outgoing) {
-      if (_transaction.isConfirmed(height, minConfirms)) {
-        return "Sent";
-      } else {
-        return "Sending";
-      }
-    } else if (type == TransactionType.sentToSelf) {
-      return "Sent to self";
-    } else {
-      return type.name;
-    }
-  }
+  String whatIsIt(TransactionV2 tx, int height) => tx.statusLabel(
+        currentChainHeight: height,
+        minConfirms: minConfirms,
+      );
 
   @override
   void initState() {
@@ -917,7 +892,7 @@ class _DesktopTransactionCardRowState
     final Amount amount;
 
     if (_transaction.subType == TransactionSubType.cashFusion) {
-      amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+      amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
     } else {
       switch (_transaction.type) {
         case TransactionType.outgoing:
@@ -926,7 +901,11 @@ class _DesktopTransactionCardRowState
 
         case TransactionType.incoming:
         case TransactionType.sentToSelf:
-          amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+          if (_transaction.subType == TransactionSubType.sparkMint) {
+            amount = _transaction.getAmountSparkSelfMinted(coin: coin);
+          } else {
+            amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
+          }
           break;
 
         case TransactionType.unknown:
@@ -994,8 +973,7 @@ class _DesktopTransactionCardRowState
                 flex: 3,
                 child: Text(
                   whatIsIt(
-                    _transaction.type,
-                    coin,
+                    _transaction,
                     currentHeight,
                   ),
                   style:

lib/pages/wallet_view/transaction_views/tx_v2/transaction_v2_card.dart

@@ -44,41 +44,12 @@ class _TransactionCardStateV2 extends ConsumerState<TransactionCardV2> {
   String whatIsIt(
     Coin coin,
     int currentHeight,
-  ) {
-    final confirmedStatus = _transaction.isConfirmed(
-      currentHeight,
-      ref.read(pWallets).getWallet(walletId).cryptoCurrency.minConfirms,
-    );
-
-    if (_transaction.subType == TransactionSubType.cashFusion) {
-      if (confirmedStatus) {
-        return "Anonymized";
-      } else {
-        return "Anonymizing";
-      }
-    }
-
-    if (_transaction.type == TransactionType.incoming) {
-      // if (_transaction.isMinting) {
-      //   return "Minting";
-      // } else
-      if (confirmedStatus) {
-        return "Received";
-      } else {
-        return "Receiving";
-      }
-    } else if (_transaction.type == TransactionType.outgoing) {
-      if (confirmedStatus) {
-        return "Sent";
-      } else {
-        return "Sending";
-      }
-    } else if (_transaction.type == TransactionType.sentToSelf) {
-      return "Sent to self";
-    } else {
-      return _transaction.type.name;
-    }
-  }
+  ) =>
+      _transaction.statusLabel(
+        currentChainHeight: currentHeight,
+        minConfirms:
+            ref.read(pWallets).getWallet(walletId).cryptoCurrency.minConfirms,
+      );
 
   @override
   void initState() {
@@ -121,7 +92,7 @@ class _TransactionCardStateV2 extends ConsumerState<TransactionCardV2> {
     final Amount amount;
 
     if (_transaction.subType == TransactionSubType.cashFusion) {
-      amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+      amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
     } else {
       switch (_transaction.type) {
         case TransactionType.outgoing:
@@ -130,7 +101,11 @@ class _TransactionCardStateV2 extends ConsumerState<TransactionCardV2> {
 
         case TransactionType.incoming:
         case TransactionType.sentToSelf:
-          amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+          if (_transaction.subType == TransactionSubType.sparkMint) {
+            amount = _transaction.getAmountSparkSelfMinted(coin: coin);
+          } else {
+            amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
+          }
           break;
 
         case TransactionType.unknown:

lib/pages/wallet_view/transaction_views/tx_v2/transaction_v2_details_view.dart

@@ -95,7 +95,12 @@ class _TransactionV2DetailsViewState
     minConfirms =
         ref.read(pWallets).getWallet(walletId).cryptoCurrency.minConfirms;
 
-    fee = _transaction.getFee(coin: coin);
+    if (_transaction.subType == TransactionSubType.join ||
+        _transaction.subType == TransactionSubType.sparkSpend) {
+      fee = _transaction.getAnonFee()!;
+    } else {
+      fee = _transaction.getFee(coin: coin);
+    }
 
     if (_transaction.subType == TransactionSubType.cashFusion ||
         _transaction.type == TransactionType.sentToSelf) {
@@ -107,7 +112,7 @@ class _TransactionV2DetailsViewState
     unit = coin.ticker;
 
     if (_transaction.subType == TransactionSubType.cashFusion) {
-      amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+      amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
       data = _transaction.outputs
           .where((e) => e.walletOwns)
           .map((e) => (
@@ -131,7 +136,11 @@ class _TransactionV2DetailsViewState
 
         case TransactionType.incoming:
         case TransactionType.sentToSelf:
-          amount = _transaction.getAmountReceivedThisWallet(coin: coin);
+          if (_transaction.subType == TransactionSubType.sparkMint) {
+            amount = _transaction.getAmountSparkSelfMinted(coin: coin);
+          } else {
+            amount = _transaction.getAmountReceivedInThisWallet(coin: coin);
+          }
           data = _transaction.outputs
               .where((e) => e.walletOwns)
               .map((e) => (
@@ -164,77 +173,10 @@ class _TransactionV2DetailsViewState
     super.dispose();
   }
 
-  String whatIsIt(TransactionV2 tx, int height) {
-    final type = tx.type;
-    if (coin == Coin.firo || coin == Coin.firoTestNet) {
-      if (tx.subType == TransactionSubType.mint) {
-        if (tx.isConfirmed(height, minConfirms)) {
-          return "Minted";
-        } else {
-          return "Minting";
-        }
-      }
-    }
-
-    // if (coin == Coin.epicCash) {
-    //   if (_transaction.isCancelled) {
-    //     return "Cancelled";
-    //   } else if (type == TransactionType.incoming) {
-    //     if (tx.isConfirmed(height, minConfirms)) {
-    //       return "Received";
-    //     } else {
-    //       if (_transaction.numberOfMessages == 1) {
-    //         return "Receiving (waiting for sender)";
-    //       } else if ((_transaction.numberOfMessages ?? 0) > 1) {
-    //         return "Receiving (waiting for confirmations)"; // TODO test if the sender still has to open again after the receiver has 2 messages present, ie. sender->receiver->sender->node (yes) vs. sender->receiver->node (no)
-    //       } else {
-    //         return "Receiving";
-    //       }
-    //     }
-    //   } else if (type == TransactionType.outgoing) {
-    //     if (tx.isConfirmed(height, minConfirms)) {
-    //       return "Sent (confirmed)";
-    //     } else {
-    //       if (_transaction.numberOfMessages == 1) {
-    //         return "Sending (waiting for receiver)";
-    //       } else if ((_transaction.numberOfMessages ?? 0) > 1) {
-    //         return "Sending (waiting for confirmations)";
-    //       } else {
-    //         return "Sending";
-    //       }
-    //     }
-    //   }
-    // }
-
-    if (tx.subType == TransactionSubType.cashFusion) {
-      if (tx.isConfirmed(height, minConfirms)) {
-        return "Anonymized";
-      } else {
-        return "Anonymizing";
-      }
-    }
-
-    if (type == TransactionType.incoming) {
-      // if (_transaction.isMinting) {
-      //   return "Minting";
-      // } else
-      if (tx.isConfirmed(height, minConfirms)) {
-        return "Received";
-      } else {
-        return "Receiving";
-      }
-    } else if (type == TransactionType.outgoing) {
-      if (tx.isConfirmed(height, minConfirms)) {
-        return "Sent";
-      } else {
-        return "Sending";
-      }
-    } else if (type == TransactionType.sentToSelf) {
-      return "Sent to self";
-    } else {
-      return type.name;
-    }
-  }
+  String whatIsIt(TransactionV2 tx, int height) => tx.statusLabel(
+        currentChainHeight: height,
+        minConfirms: minConfirms,
+      );
 
   Future<String> fetchContactNameFor(String address) async {
     if (address.isEmpty) {

lib/pages/wallet_view/transaction_views/tx_v2/transaction_v2_list.dart

@@ -8,6 +8,8 @@
  *
  */
 
+import 'dart:async';
+
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:isar/isar.dart';
@@ -40,6 +42,9 @@ class _TransactionsV2ListState extends ConsumerState<TransactionsV2List> {
   bool _hasLoaded = false;
   List<TransactionV2> _transactions = [];
 
+  late final StreamSubscription<List<TransactionV2>> _subscription;
+  late final QueryBuilder<TransactionV2, TransactionV2, QAfterSortBy> _query;
+
   BorderRadius get _borderRadiusFirst {
     return BorderRadius.only(
       topLeft: Radius.circular(
@@ -62,19 +67,39 @@ class _TransactionsV2ListState extends ConsumerState<TransactionsV2List> {
     );
   }
 
+  @override
+  void initState() {
+    _query = ref
+        .read(mainDBProvider)
+        .isar
+        .transactionV2s
+        .where()
+        .walletIdEqualTo(widget.walletId)
+        .sortByTimestampDesc();
+
+    _subscription = _query.watch().listen((event) {
+      WidgetsBinding.instance.addPostFrameCallback((_) {
+        setState(() {
+          _transactions = event;
+        });
+      });
+    });
+
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    _subscription.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     final coin = ref.watch(pWallets).getWallet(widget.walletId).info.coin;
 
     return FutureBuilder(
-      future: ref
-          .watch(mainDBProvider)
-          .isar
-          .transactionV2s
-          .where()
-          .walletIdEqualTo(widget.walletId)
-          .sortByTimestampDesc()
-          .findAll(),
+      future: _query.findAll(),
       builder: (fbContext, AsyncSnapshot<List<TransactionV2>> snapshot) {
         if (snapshot.connectionState == ConnectionState.done &&
             snapshot.hasData) {

lib/pages/wallet_view/wallet_view.dart

@@ -46,8 +46,6 @@ import 'package:stackwallet/providers/providers.dart';
 import 'package:stackwallet/providers/ui/transaction_filter_provider.dart';
 import 'package:stackwallet/providers/ui/unread_notifications_provider.dart';
 import 'package:stackwallet/providers/wallet/my_paynym_account_state_provider.dart';
-import 'package:stackwallet/providers/wallet/public_private_balance_state_provider.dart';
-import 'package:stackwallet/providers/wallet/wallet_balance_toggle_state_provider.dart';
 import 'package:stackwallet/services/event_bus/events/global/node_connection_status_changed_event.dart';
 import 'package:stackwallet/services/event_bus/events/global/wallet_sync_status_changed_event.dart';
 import 'package:stackwallet/services/event_bus/global_event_bus.dart';
@@ -63,7 +61,6 @@ import 'package:stackwallet/utilities/clipboard_interface.dart';
 import 'package:stackwallet/utilities/constants.dart';
 import 'package:stackwallet/utilities/enums/backup_frequency_type.dart';
 import 'package:stackwallet/utilities/enums/coin_enum.dart';
-import 'package:stackwallet/utilities/enums/wallet_balance_toggle_state.dart';
 import 'package:stackwallet/utilities/logger.dart';
 import 'package:stackwallet/utilities/show_loading.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
@@ -71,6 +68,7 @@ import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
 import 'package:stackwallet/wallets/wallet/impl/firo_wallet.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/cash_fusion_interface.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/paynym_interface.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 import 'package:stackwallet/widgets/background.dart';
 import 'package:stackwallet/widgets/conditional_parent.dart';
 import 'package:stackwallet/widgets/custom_buttons/app_bar_icon_button.dart';
@@ -118,6 +116,8 @@ class _WalletViewState extends ConsumerState<WalletView> {
   late final String walletId;
   late final Coin coin;
 
+  late final bool isSparkWallet;
+
   late final bool _shouldDisableAutoSyncOnLogOut;
 
   late WalletSyncStatus _currentSyncStatus;
@@ -174,6 +174,8 @@ class _WalletViewState extends ConsumerState<WalletView> {
       _shouldDisableAutoSyncOnLogOut = false;
     }
 
+    isSparkWallet = wallet is SparkInterface;
+
     if (coin == Coin.firo &&
         (wallet as FiroWallet).lelantusCoinIsarRescanRequired) {
       _rescanningOnOpen = true;
@@ -433,7 +435,8 @@ class _WalletViewState extends ConsumerState<WalletView> {
     }
 
     try {
-      await firoWallet.anonymizeAllPublicFunds();
+      // await firoWallet.anonymizeAllLelantus();
+      await firoWallet.anonymizeAllSpark();
       shouldPop = true;
       if (mounted) {
         Navigator.of(context).popUntil(
@@ -760,11 +763,11 @@ class _WalletViewState extends ConsumerState<WalletView> {
                             ),
                           ),
                         ),
-                        if (coin == Coin.firo)
+                        if (isSparkWallet)
                           const SizedBox(
                             height: 10,
                           ),
-                        if (coin == Coin.firo)
+                        if (isSparkWallet)
                           Padding(
                             padding: const EdgeInsets.symmetric(horizontal: 16),
                             child: Row(
@@ -951,20 +954,21 @@ class _WalletViewState extends ConsumerState<WalletView> {
                     label: "Send",
                     icon: const SendNavIcon(),
                     onTap: () {
-                      switch (ref
-                          .read(walletBalanceToggleStateProvider.state)
-                          .state) {
-                        case WalletBalanceToggleState.full:
-                          ref
-                              .read(publicPrivateBalanceStateProvider.state)
-                              .state = "Public";
-                          break;
-                        case WalletBalanceToggleState.available:
-                          ref
-                              .read(publicPrivateBalanceStateProvider.state)
-                              .state = "Private";
-                          break;
-                      }
+                      // not sure what this is supposed to accomplish?
+                      // switch (ref
+                      //     .read(walletBalanceToggleStateProvider.state)
+                      //     .state) {
+                      //   case WalletBalanceToggleState.full:
+                      //     ref
+                      //         .read(publicPrivateBalanceStateProvider.state)
+                      //         .state = "Public";
+                      //     break;
+                      //   case WalletBalanceToggleState.available:
+                      //     ref
+                      //         .read(publicPrivateBalanceStateProvider.state)
+                      //         .state = "Private";
+                      //     break;
+                      // }
                       Navigator.of(context).pushNamed(
                         SendView.routeName,
                         arguments: Tuple2(

lib/pages/wallets_view/wallets_view.dart

@@ -16,6 +16,7 @@ import 'package:stackwallet/pages/wallets_view/sub_widgets/empty_wallets.dart';
 import 'package:stackwallet/pages/wallets_view/sub_widgets/favorite_wallets.dart';
 import 'package:stackwallet/providers/providers.dart';
 import 'package:stackwallet/themes/theme_providers.dart';
+import 'package:stackwallet/wallets/isar/providers/all_wallets_info_provider.dart';
 
 class WalletsView extends ConsumerWidget {
   const WalletsView({Key? key}) : super(key: key);
@@ -25,7 +26,7 @@ class WalletsView extends ConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     debugPrint("BUILD: $runtimeType");
-    final hasWallets = ref.watch(pWallets).hasWallets;
+    final hasWallets = ref.watch(pAllWalletsInfo).isNotEmpty;
 
     final showFavorites = ref.watch(prefsChangeNotifierProvider
         .select((value) => value.showFavoriteWallets));

lib/pages_desktop_specific/my_stack_view/my_stack_view.dart

@@ -16,9 +16,9 @@ import 'package:flutter_svg/flutter_svg.dart';
 import 'package:stackwallet/pages/settings_views/global_settings_view/hidden_settings.dart';
 import 'package:stackwallet/pages/wallets_view/sub_widgets/empty_wallets.dart';
 import 'package:stackwallet/pages_desktop_specific/my_stack_view/my_wallets.dart';
-import 'package:stackwallet/providers/global/wallets_provider.dart';
 import 'package:stackwallet/themes/theme_providers.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
+import 'package:stackwallet/wallets/isar/providers/all_wallets_info_provider.dart';
 import 'package:stackwallet/widgets/animated_widgets/rotate_icon.dart';
 import 'package:stackwallet/widgets/background.dart';
 import 'package:stackwallet/widgets/desktop/desktop_app_bar.dart';
@@ -36,7 +36,7 @@ class _MyStackViewState extends ConsumerState<MyStackView> {
   @override
   Widget build(BuildContext context) {
     debugPrint("BUILD: $runtimeType");
-    final hasWallets = ref.watch(pWallets).hasWallets;
+    final hasWallets = ref.watch(pAllWalletsInfo).isNotEmpty;
 
     return Background(
       child: Column(

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_balance_toggle_button.dart

@@ -10,6 +10,7 @@
 
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:stackwallet/providers/wallet/public_private_balance_state_provider.dart';
 import 'package:stackwallet/providers/wallet/wallet_balance_toggle_state_provider.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
 import 'package:stackwallet/utilities/assets.dart';
@@ -80,6 +81,8 @@ class DesktopPrivateBalanceToggleButton extends ConsumerWidget {
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
+    final currentType = ref.watch(publicPrivateBalanceStateProvider);
+
     return SizedBox(
       height: 22,
       width: 22,
@@ -87,13 +90,21 @@ class DesktopPrivateBalanceToggleButton extends ConsumerWidget {
         color: Theme.of(context).extension<StackColors>()!.buttonBackSecondary,
         splashColor: Theme.of(context).extension<StackColors>()!.highlight,
         onPressed: () {
-          if (ref.read(walletPrivateBalanceToggleStateProvider.state).state ==
-              WalletBalanceToggleState.available) {
-            ref.read(walletPrivateBalanceToggleStateProvider.state).state =
-                WalletBalanceToggleState.full;
-          } else {
-            ref.read(walletPrivateBalanceToggleStateProvider.state).state =
-                WalletBalanceToggleState.available;
+          switch (currentType) {
+            case FiroType.public:
+              ref.read(publicPrivateBalanceStateProvider.state).state =
+                  FiroType.lelantus;
+              break;
+
+            case FiroType.lelantus:
+              ref.read(publicPrivateBalanceStateProvider.state).state =
+                  FiroType.spark;
+              break;
+
+            case FiroType.spark:
+              ref.read(publicPrivateBalanceStateProvider.state).state =
+                  FiroType.public;
+              break;
           }
           onPressed?.call();
         },
@@ -110,12 +121,14 @@ class DesktopPrivateBalanceToggleButton extends ConsumerWidget {
         child: Center(
           child: Image(
             image: AssetImage(
-              ref.watch(walletPrivateBalanceToggleStateProvider.state).state ==
-                      WalletBalanceToggleState.available
-                  ? Assets.png.glassesHidden
-                  : Assets.png.glasses,
+              currentType == FiroType.public
+                  ? Assets.png.glasses
+                  : Assets.png.glassesHidden,
             ),
             width: 16,
+            color: currentType == FiroType.spark
+                ? Theme.of(context).extension<StackColors>()!.accentColorYellow
+                : null,
           ),
         ),
       ),

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_receive.dart

@@ -10,14 +10,18 @@
 
 import 'dart:async';
 
+import 'package:dropdown_button2/dropdown_button2.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutter_svg/flutter_svg.dart';
+import 'package:isar/isar.dart';
 import 'package:qr_flutter/qr_flutter.dart';
+import 'package:stackwallet/models/isar/models/isar_models.dart';
 import 'package:stackwallet/notifications/show_flush_bar.dart';
 import 'package:stackwallet/pages/receive_view/generate_receiving_uri_qr_code_view.dart';
 import 'package:stackwallet/pages/token_view/token_view.dart';
+import 'package:stackwallet/providers/db/main_db_provider.dart';
 import 'package:stackwallet/providers/providers.dart';
 import 'package:stackwallet/route_generator.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
@@ -29,7 +33,9 @@ import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/utilities/util.dart';
 import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
-import 'package:stackwallet/wallets/wallet/intermediate/bip39_hd_wallet.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/multi_address_interface.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
+import 'package:stackwallet/widgets/conditional_parent.dart';
 import 'package:stackwallet/widgets/custom_buttons/app_bar_icon_button.dart';
 import 'package:stackwallet/widgets/custom_loading_overlay.dart';
 import 'package:stackwallet/widgets/desktop/desktop_dialog.dart';
@@ -57,10 +63,15 @@ class _DesktopReceiveState extends ConsumerState<DesktopReceive> {
   late final Coin coin;
   late final String walletId;
   late final ClipboardInterface clipboard;
+  late final bool supportsSpark;
+
+  String? _sparkAddress;
+  String? _qrcodeContent;
+  bool _showSparkAddress = true;
 
   Future<void> generateNewAddress() async {
     final wallet = ref.read(pWallets).getWallet(walletId);
-    if (wallet is Bip39HDWallet) {
+    if (wallet is MultiAddressInterface) {
       bool shouldPop = false;
       unawaited(
         showDialog(
@@ -93,130 +104,370 @@ class _DesktopReceiveState extends ConsumerState<DesktopReceive> {
     }
   }
 
+  Future<void> generateNewSparkAddress() async {
+    final wallet = ref.read(pWallets).getWallet(walletId);
+    if (wallet is SparkInterface) {
+      bool shouldPop = false;
+      unawaited(
+        showDialog(
+          context: context,
+          builder: (_) {
+            return WillPopScope(
+              onWillPop: () async => shouldPop,
+              child: Container(
+                color: Theme.of(context)
+                    .extension<StackColors>()!
+                    .overlay
+                    .withOpacity(0.5),
+                child: const CustomLoadingOverlay(
+                  message: "Generating address",
+                  eventBus: null,
+                ),
+              ),
+            );
+          },
+        ),
+      );
+
+      final address = await wallet.generateNextSparkAddress();
+      await ref.read(mainDBProvider).isar.writeTxn(() async {
+        await ref.read(mainDBProvider).isar.addresses.put(address);
+      });
+
+      shouldPop = true;
+
+      if (mounted) {
+        Navigator.of(context, rootNavigator: true).pop();
+        if (_sparkAddress != address.value) {
+          setState(() {
+            _sparkAddress = address.value;
+          });
+        }
+      }
+    }
+  }
+
+  StreamSubscription<Address?>? _streamSub;
+
   @override
   void initState() {
     walletId = widget.walletId;
     coin = ref.read(pWalletInfo(walletId)).coin;
     clipboard = widget.clipboard;
+    supportsSpark = ref.read(pWallets).getWallet(walletId) is SparkInterface;
+
+    if (supportsSpark) {
+      _streamSub = ref
+          .read(mainDBProvider)
+          .isar
+          .addresses
+          .where()
+          .walletIdEqualTo(walletId)
+          .filter()
+          .typeEqualTo(AddressType.spark)
+          .sortByDerivationIndexDesc()
+          .findFirst()
+          .asStream()
+          .listen((event) {
+        WidgetsBinding.instance.addPostFrameCallback((_) {
+          if (mounted) {
+            setState(() {
+              _sparkAddress = event?.value;
+            });
+          }
+        });
+      });
+    }
 
     super.initState();
   }
 
+  @override
+  void dispose() {
+    _streamSub?.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     debugPrint("BUILD: $runtimeType");
 
-    final receivingAddress = ref.watch(pWalletReceivingAddress(walletId));
+    if (supportsSpark) {
+      if (_showSparkAddress) {
+        _qrcodeContent = _sparkAddress;
+      } else {
+        _qrcodeContent = ref.watch(pWalletReceivingAddress(walletId));
+      }
+    } else {
+      _qrcodeContent = ref.watch(pWalletReceivingAddress(walletId));
+    }
 
     return Column(
       crossAxisAlignment: CrossAxisAlignment.stretch,
       children: [
-        MouseRegion(
-          cursor: SystemMouseCursors.click,
-          child: GestureDetector(
-            onTap: () {
-              clipboard.setData(
-                ClipboardData(text: receivingAddress),
-              );
-              showFloatingFlushBar(
-                type: FlushBarType.info,
-                message: "Copied to clipboard",
-                iconAsset: Assets.svg.copy,
-                context: context,
-              );
-            },
-            child: Container(
-              decoration: BoxDecoration(
-                border: Border.all(
-                  color: Theme.of(context)
-                      .extension<StackColors>()!
-                      .backgroundAppBar,
-                  width: 1,
-                ),
-                borderRadius: BorderRadius.circular(
-                  Constants.size.circularBorderRadius,
+        ConditionalParent(
+          condition: supportsSpark,
+          builder: (child) => Column(
+            crossAxisAlignment: CrossAxisAlignment.stretch,
+            children: [
+              DropdownButtonHideUnderline(
+                child: DropdownButton2<bool>(
+                  value: _showSparkAddress,
+                  items: [
+                    DropdownMenuItem(
+                      value: true,
+                      child: Text(
+                        "Spark address",
+                        style: STextStyles.desktopTextMedium(context),
+                      ),
+                    ),
+                    DropdownMenuItem(
+                      value: false,
+                      child: Text(
+                        "Transparent address",
+                        style: STextStyles.desktopTextMedium(context),
+                      ),
+                    ),
+                  ],
+                  onChanged: (value) {
+                    if (value is bool && value != _showSparkAddress) {
+                      setState(() {
+                        _showSparkAddress = value;
+                      });
+                    }
+                  },
+                  isExpanded: true,
+                  iconStyleData: IconStyleData(
+                    icon: Padding(
+                      padding: const EdgeInsets.only(right: 10),
+                      child: SvgPicture.asset(
+                        Assets.svg.chevronDown,
+                        width: 12,
+                        height: 6,
+                        color: Theme.of(context)
+                            .extension<StackColors>()!
+                            .textFieldActiveSearchIconRight,
+                      ),
+                    ),
+                  ),
+                  dropdownStyleData: DropdownStyleData(
+                    offset: const Offset(0, -10),
+                    elevation: 0,
+                    decoration: BoxDecoration(
+                      color: Theme.of(context)
+                          .extension<StackColors>()!
+                          .textFieldDefaultBG,
+                      borderRadius: BorderRadius.circular(
+                        Constants.size.circularBorderRadius,
+                      ),
+                    ),
+                  ),
+                  menuItemStyleData: const MenuItemStyleData(
+                    padding: EdgeInsets.symmetric(
+                      horizontal: 16,
+                      vertical: 8,
+                    ),
+                  ),
                 ),
               ),
-              child: RoundedWhiteContainer(
-                child: Column(
-                  children: [
-                    Row(
-                      children: [
-                        Text(
-                          "Your ${widget.contractAddress == null ? coin.ticker : ref.watch(
-                              tokenServiceProvider.select(
-                                (value) => value!.tokenContract.symbol,
-                              ),
-                            )} address",
-                          style: STextStyles.itemSubtitle(context),
+              const SizedBox(
+                height: 12,
+              ),
+              if (_showSparkAddress)
+                MouseRegion(
+                  cursor: SystemMouseCursors.click,
+                  child: GestureDetector(
+                    onTap: () {
+                      clipboard.setData(
+                        ClipboardData(text: _sparkAddress ?? "Error"),
+                      );
+                      showFloatingFlushBar(
+                        type: FlushBarType.info,
+                        message: "Copied to clipboard",
+                        iconAsset: Assets.svg.copy,
+                        context: context,
+                      );
+                    },
+                    child: Container(
+                      decoration: BoxDecoration(
+                        border: Border.all(
+                          color: Theme.of(context)
+                              .extension<StackColors>()!
+                              .backgroundAppBar,
+                          width: 1,
                         ),
-                        const Spacer(),
-                        Row(
+                        borderRadius: BorderRadius.circular(
+                          Constants.size.circularBorderRadius,
+                        ),
+                      ),
+                      child: RoundedWhiteContainer(
+                        child: Column(
                           children: [
-                            SvgPicture.asset(
-                              Assets.svg.copy,
-                              width: 15,
-                              height: 15,
-                              color: Theme.of(context)
-                                  .extension<StackColors>()!
-                                  .infoItemIcons,
+                            Row(
+                              children: [
+                                Text(
+                                  "Your ${widget.contractAddress == null ? coin.ticker : ref.watch(
+                                      tokenServiceProvider.select(
+                                        (value) => value!.tokenContract.symbol,
+                                      ),
+                                    )} SPARK address",
+                                  style: STextStyles.itemSubtitle(context),
+                                ),
+                                const Spacer(),
+                                Row(
+                                  children: [
+                                    SvgPicture.asset(
+                                      Assets.svg.copy,
+                                      width: 15,
+                                      height: 15,
+                                      color: Theme.of(context)
+                                          .extension<StackColors>()!
+                                          .infoItemIcons,
+                                    ),
+                                    const SizedBox(
+                                      width: 4,
+                                    ),
+                                    Text(
+                                      "Copy",
+                                      style: STextStyles.link2(context),
+                                    ),
+                                  ],
+                                ),
+                              ],
                             ),
                             const SizedBox(
-                              width: 4,
+                              height: 8,
                             ),
-                            Text(
-                              "Copy",
-                              style: STextStyles.link2(context),
+                            Row(
+                              children: [
+                                Expanded(
+                                  child: Text(
+                                    _sparkAddress ?? "Error",
+                                    style:
+                                        STextStyles.desktopTextExtraExtraSmall(
+                                                context)
+                                            .copyWith(
+                                      color: Theme.of(context)
+                                          .extension<StackColors>()!
+                                          .textDark,
+                                    ),
+                                  ),
+                                ),
+                              ],
                             ),
                           ],
                         ),
-                      ],
+                      ),
                     ),
-                    const SizedBox(
-                      height: 8,
-                    ),
-                    Row(
-                      children: [
-                        Expanded(
-                          child: Text(
-                            receivingAddress,
-                            style:
-                                STextStyles.desktopTextExtraExtraSmall(context)
-                                    .copyWith(
-                              color: Theme.of(context)
-                                  .extension<StackColors>()!
-                                  .textDark,
+                  ),
+                ),
+              if (!_showSparkAddress) child,
+            ],
+          ),
+          child: MouseRegion(
+            cursor: SystemMouseCursors.click,
+            child: GestureDetector(
+              onTap: () {
+                clipboard.setData(
+                  ClipboardData(
+                      text: ref.watch(pWalletReceivingAddress(walletId))),
+                );
+                showFloatingFlushBar(
+                  type: FlushBarType.info,
+                  message: "Copied to clipboard",
+                  iconAsset: Assets.svg.copy,
+                  context: context,
+                );
+              },
+              child: Container(
+                decoration: BoxDecoration(
+                  border: Border.all(
+                    color: Theme.of(context)
+                        .extension<StackColors>()!
+                        .backgroundAppBar,
+                    width: 1,
+                  ),
+                  borderRadius: BorderRadius.circular(
+                    Constants.size.circularBorderRadius,
+                  ),
+                ),
+                child: RoundedWhiteContainer(
+                  child: Column(
+                    children: [
+                      Row(
+                        children: [
+                          Text(
+                            "Your ${widget.contractAddress == null ? coin.ticker : ref.watch(
+                                tokenServiceProvider.select(
+                                  (value) => value!.tokenContract.symbol,
+                                ),
+                              )} address",
+                            style: STextStyles.itemSubtitle(context),
+                          ),
+                          const Spacer(),
+                          Row(
+                            children: [
+                              SvgPicture.asset(
+                                Assets.svg.copy,
+                                width: 15,
+                                height: 15,
+                                color: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .infoItemIcons,
+                              ),
+                              const SizedBox(
+                                width: 4,
+                              ),
+                              Text(
+                                "Copy",
+                                style: STextStyles.link2(context),
+                              ),
+                            ],
+                          ),
+                        ],
+                      ),
+                      const SizedBox(
+                        height: 8,
+                      ),
+                      Row(
+                        children: [
+                          Expanded(
+                            child: Text(
+                              ref.watch(pWalletReceivingAddress(walletId)),
+                              style: STextStyles.desktopTextExtraExtraSmall(
+                                      context)
+                                  .copyWith(
+                                color: Theme.of(context)
+                                    .extension<StackColors>()!
+                                    .textDark,
+                              ),
                             ),
                           ),
-                        ),
-                      ],
-                    ),
-                  ],
+                        ],
+                      ),
+                    ],
+                  ),
                 ),
               ),
             ),
           ),
         ),
-        if (coin != Coin.epicCash &&
-            coin != Coin.ethereum &&
-            coin != Coin.banano &&
-            coin != Coin.nano &&
-            coin != Coin.stellar &&
-            coin != Coin.stellarTestnet &&
-            coin != Coin.tezos)
+
+        if (ref.watch(pWallets.select((value) => value.getWallet(walletId)))
+                is MultiAddressInterface ||
+            supportsSpark)
           const SizedBox(
             height: 20,
           ),
-        if (coin != Coin.epicCash &&
-            coin != Coin.ethereum &&
-            coin != Coin.banano &&
-            coin != Coin.nano &&
-            coin != Coin.stellar &&
-            coin != Coin.stellarTestnet &&
-            coin != Coin.tezos)
+
+        if (ref.watch(pWallets.select((value) => value.getWallet(walletId)))
+                is MultiAddressInterface ||
+            supportsSpark)
           SecondaryButton(
             buttonHeight: ButtonHeight.l,
-            onPressed: generateNewAddress,
+            onPressed: supportsSpark && _showSparkAddress
+                ? generateNewSparkAddress
+                : generateNewAddress,
             label: "Generate new address",
           ),
         const SizedBox(
@@ -226,7 +477,7 @@ class _DesktopReceiveState extends ConsumerState<DesktopReceive> {
           child: QrImageView(
             data: AddressUtils.buildUriString(
               coin,
-              receivingAddress,
+              _qrcodeContent ?? "",
               {},
             ),
             size: 200,
@@ -267,7 +518,7 @@ class _DesktopReceiveState extends ConsumerState<DesktopReceive> {
                             RouteGenerator.generateRoute(
                               RouteSettings(
                                 name: GenerateUriQrCodeView.routeName,
-                                arguments: Tuple2(coin, receivingAddress),
+                                arguments: Tuple2(coin, _qrcodeContent ?? ""),
                               ),
                             ),
                           ],
@@ -284,7 +535,7 @@ class _DesktopReceiveState extends ConsumerState<DesktopReceive> {
                     shouldUseMaterialRoute: RouteGenerator.useMaterialPageRoute,
                     builder: (_) => GenerateUriQrCodeView(
                       coin: coin,
-                      receivingAddress: receivingAddress,
+                      receivingAddress: _qrcodeContent ?? "",
                     ),
                     settings: const RouteSettings(
                       name: GenerateUriQrCodeView.routeName,

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_send.dart

@@ -48,10 +48,12 @@ import 'package:stackwallet/utilities/logger.dart';
 import 'package:stackwallet/utilities/prefs.dart';
 import 'package:stackwallet/utilities/text_styles.dart';
 import 'package:stackwallet/utilities/util.dart';
+import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
 import 'package:stackwallet/wallets/isar/providers/wallet_info_provider.dart';
 import 'package:stackwallet/wallets/models/tx_data.dart';
 import 'package:stackwallet/wallets/wallet/impl/firo_wallet.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/paynym_interface.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 import 'package:stackwallet/widgets/animated_text.dart';
 import 'package:stackwallet/widgets/conditional_parent.dart';
 import 'package:stackwallet/widgets/custom_buttons/blue_text_button.dart';
@@ -112,7 +114,6 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
   String? _note;
   String? _onChainNote;
 
-  Amount? _amountToSend;
   Amount? _cachedAmountToSend;
   String? _address;
 
@@ -137,20 +138,22 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
   Future<void> previewSend() async {
     final wallet = ref.read(pWallets).getWallet(walletId);
 
-    final Amount amount = _amountToSend!;
+    final Amount amount = ref.read(pSendAmount)!;
     final Amount availableBalance;
     if ((coin == Coin.firo || coin == Coin.firoTestNet)) {
-      if (ref.read(publicPrivateBalanceStateProvider.state).state ==
-          "Private") {
-        availableBalance = wallet.info.cachedBalance.spendable;
-        // (manager.wallet as FiroWallet).availablePrivateBalance();
-      } else {
-        availableBalance = wallet.info.cachedBalanceSecondary.spendable;
-        // (manager.wallet as FiroWallet).availablePublicBalance();
+      switch (ref.read(publicPrivateBalanceStateProvider.state).state) {
+        case FiroType.public:
+          availableBalance = wallet.info.cachedBalance.spendable;
+          break;
+        case FiroType.lelantus:
+          availableBalance = wallet.info.cachedBalanceSecondary.spendable;
+          break;
+        case FiroType.spark:
+          availableBalance = wallet.info.cachedBalanceTertiary.spendable;
+          break;
       }
     } else {
       availableBalance = wallet.info.cachedBalance.spendable;
-      ;
     }
 
     final coinControlEnabled =
@@ -312,14 +315,71 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                 : null,
           ),
         );
-      } else if (wallet is FiroWallet &&
-          ref.read(publicPrivateBalanceStateProvider.state).state ==
-              "Private") {
-        txDataFuture = wallet.prepareSendLelantus(
-          txData: TxData(
-            recipients: [(address: _address!, amount: amount)],
-          ),
-        );
+      } else if (wallet is FiroWallet) {
+        switch (ref.read(publicPrivateBalanceStateProvider.state).state) {
+          case FiroType.public:
+            if (ref.read(pValidSparkSendToAddress)) {
+              txDataFuture = wallet.prepareSparkMintTransaction(
+                txData: TxData(
+                  sparkRecipients: [
+                    (
+                      address: _address!,
+                      amount: amount,
+                      memo: memoController.text,
+                    )
+                  ],
+                  feeRateType: ref.read(feeRateTypeStateProvider),
+                  satsPerVByte: isCustomFee ? customFeeRate : null,
+                  utxos: (wallet is CoinControlInterface &&
+                          coinControlEnabled &&
+                          ref.read(desktopUseUTXOs).isNotEmpty)
+                      ? ref.read(desktopUseUTXOs)
+                      : null,
+                ),
+              );
+            } else {
+              txDataFuture = wallet.prepareSend(
+                txData: TxData(
+                  recipients: [(address: _address!, amount: amount)],
+                  feeRateType: ref.read(feeRateTypeStateProvider),
+                  satsPerVByte: isCustomFee ? customFeeRate : null,
+                  utxos: (wallet is CoinControlInterface &&
+                          coinControlEnabled &&
+                          ref.read(desktopUseUTXOs).isNotEmpty)
+                      ? ref.read(desktopUseUTXOs)
+                      : null,
+                ),
+              );
+            }
+            break;
+
+          case FiroType.lelantus:
+            txDataFuture = wallet.prepareSendLelantus(
+              txData: TxData(
+                recipients: [(address: _address!, amount: amount)],
+              ),
+            );
+            break;
+
+          case FiroType.spark:
+            txDataFuture = wallet.prepareSendSpark(
+              txData: TxData(
+                recipients: ref.read(pValidSparkSendToAddress)
+                    ? null
+                    : [(address: _address!, amount: amount)],
+                sparkRecipients: ref.read(pValidSparkSendToAddress)
+                    ? [
+                        (
+                          address: _address!,
+                          amount: amount,
+                          memo: memoController.text,
+                        )
+                      ]
+                    : null,
+              ),
+            );
+            break;
+        }
       } else {
         final memo = isStellar ? memoController.text : null;
         txDataFuture = wallet.prepareSend(
@@ -382,7 +442,8 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
           ),
         );
       }
-    } catch (e) {
+    } catch (e, s) {
+      Logging.instance.log("Desktop send: $e\n$s", level: LogLevel.Warning);
       if (mounted) {
         // pop building dialog
         Navigator.of(
@@ -469,21 +530,21 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
       final cryptoAmount = ref.read(pAmountFormatter(coin)).tryParse(
             cryptoAmountController.text,
           );
+      final Amount? amount;
       if (cryptoAmount != null) {
-        _amountToSend = cryptoAmount;
-        if (_cachedAmountToSend != null &&
-            _cachedAmountToSend == _amountToSend) {
+        amount = cryptoAmount;
+        if (_cachedAmountToSend != null && _cachedAmountToSend == amount) {
           return;
         }
-        Logging.instance.log("it changed $_amountToSend $_cachedAmountToSend",
+        Logging.instance.log("it changed $amount $_cachedAmountToSend",
             level: LogLevel.Info);
-        _cachedAmountToSend = _amountToSend;
+        _cachedAmountToSend = amount;
 
         final price =
             ref.read(priceAnd24hChangeNotifierProvider).getPrice(coin).item1;
 
         if (price > Decimal.zero) {
-          final String fiatAmountString = (_amountToSend!.decimal * price)
+          final String fiatAmountString = (amount!.decimal * price)
               .toAmount(fractionDigits: 2)
               .fiatString(
                 locale: ref.read(localeServiceChangeNotifierProvider).locale,
@@ -492,44 +553,29 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
           baseAmountController.text = fiatAmountString;
         }
       } else {
-        _amountToSend = null;
+        amount = null;
         _cachedAmountToSend = null;
         baseAmountController.text = "";
       }
 
-      _updatePreviewButtonState(_address, _amountToSend);
+      ref.read(pSendAmount.notifier).state = amount;
     }
   }
 
-  String? _updateInvalidAddressText(String address) {
-    if (_data != null && _data!.contactLabel == address) {
-      return null;
-    }
-    if (address.isNotEmpty &&
-        !ref
-            .read(pWallets)
-            .getWallet(walletId)
-            .cryptoCurrency
-            .validateAddress(address)) {
-      return "Invalid address";
-    }
-    return null;
-  }
-
-  void _updatePreviewButtonState(String? address, Amount? amount) {
-    if (isPaynymSend) {
-      ref.read(previewTxButtonStateProvider.state).state =
-          (amount != null && amount > Amount.zero);
-    } else {
-      final isValidAddress = ref
-          .read(pWallets)
-          .getWallet(walletId)
-          .cryptoCurrency
-          .validateAddress(address ?? "");
-      ref.read(previewTxButtonStateProvider.state).state =
-          (isValidAddress && amount != null && amount > Amount.zero);
-    }
-  }
+  // String? _updateInvalidAddressText(String address) {
+  //   if (_data != null && _data!.contactLabel == address) {
+  //     return null;
+  //   }
+  //   if (address.isNotEmpty &&
+  //       !ref
+  //           .read(pWallets)
+  //           .getWallet(walletId)
+  //           .cryptoCurrency
+  //           .validateAddress(address)) {
+  //     return "Invalid address";
+  //   }
+  //   return null;
+  // }
 
   Future<void> scanQr() async {
     try {
@@ -567,10 +613,9 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
           cryptoAmountController.text = ref
               .read(pAmountFormatter(coin))
               .format(amount, withUnitName: false);
-          _amountToSend = amount;
+          ref.read(pSendAmount.notifier).state = amount;
         }
 
-        _updatePreviewButtonState(_address, _amountToSend);
         setState(() {
           _addressToggleFlag = sendToController.text.isNotEmpty;
         });
@@ -584,7 +629,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
         _address = qrResult.rawContent;
         sendToController.text = _address ?? "";
 
-        _updatePreviewButtonState(_address, _amountToSend);
+        _setValidAddressProviders(_address);
         setState(() {
           _addressToggleFlag = sendToController.text.isNotEmpty;
         });
@@ -598,6 +643,25 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
     }
   }
 
+  void _setValidAddressProviders(String? address) {
+    if (isPaynymSend) {
+      ref.read(pValidSendToAddress.notifier).state = true;
+    } else {
+      final wallet = ref.read(pWallets).getWallet(walletId);
+      if (wallet is SparkInterface) {
+        ref.read(pValidSparkSendToAddress.notifier).state =
+            SparkInterface.validateSparkAddress(
+          address: address ?? "",
+          isTestNet:
+              wallet.cryptoCurrency.network == CryptoCurrencyNetwork.test,
+        );
+      }
+
+      ref.read(pValidSendToAddress.notifier).state =
+          wallet.cryptoCurrency.validateAddress(address ?? "");
+    }
+  }
+
   Future<void> pasteAddress() async {
     final ClipboardData? data = await clipboard.getData(Clipboard.kTextPlain);
     if (data?.text != null && data!.text!.isNotEmpty) {
@@ -614,7 +678,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
       sendToController.text = content;
       _address = content;
 
-      _updatePreviewButtonState(_address, _amountToSend);
+      _setValidAddressProviders(_address);
       setState(() {
         _addressToggleFlag = sendToController.text.isNotEmpty;
       });
@@ -643,28 +707,29 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
       baseAmountString,
       locale: ref.read(localeServiceChangeNotifierProvider).locale,
     );
+    final Amount? amount;
     if (baseAmount != null) {
       final _price =
           ref.read(priceAnd24hChangeNotifierProvider).getPrice(coin).item1;
 
       if (_price == Decimal.zero) {
-        _amountToSend = Decimal.zero.toAmount(fractionDigits: coin.decimals);
+        amount = Decimal.zero.toAmount(fractionDigits: coin.decimals);
       } else {
-        _amountToSend = baseAmount <= Amount.zero
+        amount = baseAmount <= Amount.zero
             ? Decimal.zero.toAmount(fractionDigits: coin.decimals)
             : (baseAmount.decimal / _price)
                 .toDecimal(scaleOnInfinitePrecision: coin.decimals)
                 .toAmount(fractionDigits: coin.decimals);
       }
-      if (_cachedAmountToSend != null && _cachedAmountToSend == _amountToSend) {
+      if (_cachedAmountToSend != null && _cachedAmountToSend == amount) {
         return;
       }
-      _cachedAmountToSend = _amountToSend;
-      Logging.instance.log("it changed $_amountToSend $_cachedAmountToSend",
-          level: LogLevel.Info);
+      _cachedAmountToSend = amount;
+      Logging.instance
+          .log("it changed $amount $_cachedAmountToSend", level: LogLevel.Info);
 
       final amountString = ref.read(pAmountFormatter(coin)).format(
-            _amountToSend!,
+            amount!,
             withUnitName: false,
           );
 
@@ -672,7 +737,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
       cryptoAmountController.text = amountString;
       _cryptoAmountChangeLock = false;
     } else {
-      _amountToSend = Decimal.zero.toAmount(fractionDigits: coin.decimals);
+      amount = Decimal.zero.toAmount(fractionDigits: coin.decimals);
       _cryptoAmountChangeLock = true;
       cryptoAmountController.text = "";
       _cryptoAmountChangeLock = false;
@@ -682,17 +747,29 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
     //       Format.decimalAmountToSatoshis(
     //           _amountToSend!));
     // });
-    _updatePreviewButtonState(_address, _amountToSend);
+    ref.read(pSendAmount.notifier).state = amount;
   }
 
   Future<void> sendAllTapped() async {
     final info = ref.read(pWalletInfo(walletId));
 
-    if ((coin == Coin.firo || coin == Coin.firoTestNet) &&
-        ref.read(publicPrivateBalanceStateProvider.state).state == "Private") {
-      cryptoAmountController.text = info
-          .cachedBalanceSecondary.spendable.decimal
-          .toStringAsFixed(coin.decimals);
+    if (coin == Coin.firo || coin == Coin.firoTestNet) {
+      switch (ref.read(publicPrivateBalanceStateProvider.state).state) {
+        case FiroType.public:
+          cryptoAmountController.text = info.cachedBalance.spendable.decimal
+              .toStringAsFixed(coin.decimals);
+          break;
+        case FiroType.lelantus:
+          cryptoAmountController.text = info
+              .cachedBalanceSecondary.spendable.decimal
+              .toStringAsFixed(coin.decimals);
+          break;
+        case FiroType.spark:
+          cryptoAmountController.text = info
+              .cachedBalanceTertiary.spendable.decimal
+              .toStringAsFixed(coin.decimals);
+          break;
+      }
     } else {
       cryptoAmountController.text =
           info.cachedBalance.spendable.decimal.toStringAsFixed(coin.decimals);
@@ -700,11 +777,12 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
   }
 
   void _showDesktopCoinControl() async {
+    final amount = ref.read(pSendAmount);
     await showDialog<void>(
       context: context,
       builder: (context) => DesktopCoinControlUseDialog(
         walletId: widget.walletId,
-        amountToSend: _amountToSend,
+        amountToSend: amount,
       ),
     );
   }
@@ -713,7 +791,8 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
   void initState() {
     WidgetsBinding.instance.addPostFrameCallback((_) {
       ref.refresh(feeSheetSessionCacheProvider);
-      ref.read(previewTxButtonStateProvider.state).state = false;
+      ref.read(pValidSendToAddress.state).state = false;
+      ref.read(pValidSparkSendToAddress.state).state = false;
     });
 
     // _calculateFeesFuture = calculateFees(0);
@@ -748,20 +827,20 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
 
     _cryptoFocus.addListener(() {
       if (!_cryptoFocus.hasFocus && !_baseFocus.hasFocus) {
-        if (_amountToSend == null) {
+        if (ref.read(pSendAmount) == null) {
           ref.refresh(sendAmountProvider);
         } else {
-          ref.read(sendAmountProvider.state).state = _amountToSend!;
+          ref.read(sendAmountProvider.state).state = ref.read(pSendAmount)!;
         }
       }
     });
 
     _baseFocus.addListener(() {
       if (!_cryptoFocus.hasFocus && !_baseFocus.hasFocus) {
-        if (_amountToSend == null) {
+        if (ref.read(pSendAmount) == null) {
           ref.refresh(sendAmountProvider);
         } else {
-          ref.read(sendAmountProvider.state).state = _amountToSend!;
+          ref.read(sendAmountProvider.state).state = ref.read(pSendAmount)!;
         }
       }
     });
@@ -821,7 +900,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
         const SizedBox(
           height: 4,
         ),
-        if (coin == Coin.firo)
+        if (coin == Coin.firo || coin == Coin.firoTestNet)
           Text(
             "Send from",
             style: STextStyles.desktopTextExtraSmall(context).copyWith(
@@ -831,22 +910,42 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
             ),
             textAlign: TextAlign.left,
           ),
-        if (coin == Coin.firo)
+        if (coin == Coin.firo || coin == Coin.firoTestNet)
           const SizedBox(
             height: 10,
           ),
-        if (coin == Coin.firo)
+        if (coin == Coin.firo || coin == Coin.firoTestNet)
           DropdownButtonHideUnderline(
             child: DropdownButton2(
               isExpanded: true,
               value: ref.watch(publicPrivateBalanceStateProvider.state).state,
               items: [
                 DropdownMenuItem(
-                  value: "Private",
+                  value: FiroType.spark,
                   child: Row(
                     children: [
                       Text(
-                        "Private balance",
+                        "Spark balance",
+                        style: STextStyles.itemSubtitle12(context),
+                      ),
+                      const SizedBox(
+                        width: 10,
+                      ),
+                      Text(
+                        ref.watch(pAmountFormatter(coin)).format(ref
+                            .watch(pWalletBalanceTertiary(walletId))
+                            .spendable),
+                        style: STextStyles.itemSubtitle(context),
+                      ),
+                    ],
+                  ),
+                ),
+                DropdownMenuItem(
+                  value: FiroType.lelantus,
+                  child: Row(
+                    children: [
+                      Text(
+                        "Lelantus balance",
                         style: STextStyles.itemSubtitle12(context),
                       ),
                       const SizedBox(
@@ -862,7 +961,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                   ),
                 ),
                 DropdownMenuItem(
-                  value: "Public",
+                  value: FiroType.public,
                   child: Row(
                     children: [
                       Text(
@@ -882,9 +981,9 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                 ),
               ],
               onChanged: (value) {
-                if (value is String) {
+                if (value is FiroType) {
                   setState(() {
-                    ref.watch(publicPrivateBalanceStateProvider.state).state =
+                    ref.read(publicPrivateBalanceStateProvider.state).state =
                         value;
                   });
                 }
@@ -917,7 +1016,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
               ),
             ),
           ),
-        if (coin == Coin.firo)
+        if (coin == Coin.firo || coin == Coin.firoTestNet)
           const SizedBox(
             height: 20,
           ),
@@ -1159,7 +1258,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
               ),
               onChanged: (newValue) {
                 _address = newValue;
-                _updatePreviewButtonState(_address, _amountToSend);
+                _setValidAddressProviders(_address);
 
                 setState(() {
                   _addressToggleFlag = newValue.isNotEmpty;
@@ -1199,8 +1298,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                                 onTap: () {
                                   sendToController.text = "";
                                   _address = "";
-                                  _updatePreviewButtonState(
-                                      _address, _amountToSend);
+                                  _setValidAddressProviders(_address);
                                   setState(() {
                                     _addressToggleFlag = false;
                                   });
@@ -1261,10 +1359,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
 
                                 _address = entry.address;
 
-                                _updatePreviewButtonState(
-                                  _address,
-                                  _amountToSend,
-                                );
+                                _setValidAddressProviders(_address);
 
                                 setState(() {
                                   _addressToggleFlag = true;
@@ -1289,9 +1384,44 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
         if (!isPaynymSend)
           Builder(
             builder: (_) {
-              final error = _updateInvalidAddressText(
-                _address ?? "",
-              );
+              final String? error;
+
+              if (_address == null || _address!.isEmpty) {
+                error = null;
+              } else if (coin == Coin.firo || coin == Coin.firoTestNet) {
+                if (ref.watch(publicPrivateBalanceStateProvider) ==
+                    FiroType.lelantus) {
+                  if (_data != null && _data!.contactLabel == _address) {
+                    error = SparkInterface.validateSparkAddress(
+                            address: _data!.address, isTestNet: coin.isTestNet)
+                        ? "Lelantus to Spark not supported"
+                        : null;
+                  } else if (ref.watch(pValidSparkSendToAddress)) {
+                    error = "Lelantus to Spark not supported";
+                  } else {
+                    error = ref.watch(pValidSendToAddress)
+                        ? null
+                        : "Invalid address";
+                  }
+                } else {
+                  if (_data != null && _data!.contactLabel == _address) {
+                    error = null;
+                  } else if (!ref.watch(pValidSendToAddress) &&
+                      !ref.watch(pValidSparkSendToAddress)) {
+                    error = "Invalid address";
+                  } else {
+                    error = null;
+                  }
+                }
+              } else {
+                if (_data != null && _data!.contactLabel == _address) {
+                  error = null;
+                } else if (!ref.watch(pValidSendToAddress)) {
+                  error = "Invalid address";
+                } else {
+                  error = null;
+                }
+              }
 
               if (error == null || error.isEmpty) {
                 return Container();
@@ -1317,11 +1447,17 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
               }
             },
           ),
-        if (isStellar)
+        if (isStellar ||
+            (ref.watch(pValidSparkSendToAddress) &&
+                ref.watch(publicPrivateBalanceStateProvider) !=
+                    FiroType.lelantus))
           const SizedBox(
             height: 10,
           ),
-        if (isStellar)
+        if (isStellar ||
+            (ref.watch(pValidSparkSendToAddress) &&
+                ref.watch(publicPrivateBalanceStateProvider) !=
+                    FiroType.lelantus))
           ClipRRect(
             borderRadius: BorderRadius.circular(
               Constants.size.circularBorderRadius,
@@ -1387,8 +1523,12 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
           ConditionalParent(
             condition: coin.isElectrumXCoin &&
                 !(((coin == Coin.firo || coin == Coin.firoTestNet) &&
-                    ref.read(publicPrivateBalanceStateProvider.state).state ==
-                        "Private")),
+                    (ref.watch(publicPrivateBalanceStateProvider.state).state ==
+                            FiroType.lelantus ||
+                        ref
+                                .watch(publicPrivateBalanceStateProvider.state)
+                                .state ==
+                            FiroType.spark))),
             builder: (child) => Row(
               mainAxisAlignment: MainAxisAlignment.spaceBetween,
               children: [
@@ -1487,14 +1627,32 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                                                 publicPrivateBalanceStateProvider
                                                     .state)
                                             .state !=
-                                        "Private") {
-                                  throw UnimplementedError("FIXME");
-                                  // TODO: [prio=high] firo fee fix
-                                  // ref
-                                  //     .read(feeSheetSessionCacheProvider)
-                                  //     .average[amount] = await (manager.wallet
-                                  //         as FiroWallet)
-                                  //     .estimateFeeForPublic(amount, feeRate);
+                                        FiroType.public) {
+                                  final firoWallet = wallet as FiroWallet;
+
+                                  if (ref
+                                          .read(
+                                              publicPrivateBalanceStateProvider
+                                                  .state)
+                                          .state ==
+                                      FiroType.lelantus) {
+                                    ref
+                                            .read(feeSheetSessionCacheProvider)
+                                            .average[amount] =
+                                        await firoWallet
+                                            .estimateFeeForLelantus(amount);
+                                  } else if (ref
+                                          .read(
+                                              publicPrivateBalanceStateProvider
+                                                  .state)
+                                          .state ==
+                                      FiroType.spark) {
+                                    ref
+                                            .read(feeSheetSessionCacheProvider)
+                                            .average[amount] =
+                                        await firoWallet
+                                            .estimateFeeForSpark(amount);
+                                  }
                                 } else {
                                   ref
                                           .read(feeSheetSessionCacheProvider)
@@ -1532,7 +1690,7 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
                                   .watch(
                                       publicPrivateBalanceStateProvider.state)
                                   .state ==
-                              "Private"
+                              FiroType.lelantus
                       ? Text(
                           "~${ref.watch(pAmountFormatter(coin)).format(
                                 Amount(
@@ -1595,10 +1753,9 @@ class _DesktopSendState extends ConsumerState<DesktopSend> {
         PrimaryButton(
           buttonHeight: ButtonHeight.l,
           label: "Preview send",
-          enabled: ref.watch(previewTxButtonStateProvider.state).state,
-          onPressed: ref.watch(previewTxButtonStateProvider.state).state
-              ? previewSend
-              : null,
+          enabled: ref.watch(pPreviewTxButtonEnabled(coin)),
+          onPressed:
+              ref.watch(pPreviewTxButtonEnabled(coin)) ? previewSend : null,
         )
       ],
     );

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_wallet_features.dart

@@ -198,7 +198,8 @@ class _DesktopWalletFeaturesState extends ConsumerState<DesktopWalletFeatures> {
     }
 
     try {
-      await firoWallet.anonymizeAllPublicFunds();
+      // await firoWallet.anonymizeAllLelantus();
+      await firoWallet.anonymizeAllSpark();
       shouldPop = true;
       if (context.mounted) {
         Navigator.of(context, rootNavigator: true).pop();

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_wallet_summary.dart

@@ -15,6 +15,7 @@ import 'package:stackwallet/pages/token_view/token_view.dart';
 import 'package:stackwallet/pages/wallet_view/sub_widgets/wallet_refresh_button.dart';
 import 'package:stackwallet/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_balance_toggle_button.dart';
 import 'package:stackwallet/providers/providers.dart';
+import 'package:stackwallet/providers/wallet/public_private_balance_state_provider.dart';
 import 'package:stackwallet/providers/wallet/wallet_balance_toggle_state_provider.dart';
 import 'package:stackwallet/services/event_bus/events/global/wallet_sync_status_changed_event.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
@@ -61,6 +62,7 @@ class _WDesktopWalletSummaryState extends ConsumerState<DesktopWalletSummary> {
       ),
     );
     final coin = ref.watch(pWalletCoin(widget.walletId));
+    final isFiro = coin == Coin.firo || coin == Coin.firoTestNet;
     final locale = ref.watch(
         localeServiceChangeNotifierProvider.select((value) => value.locale));
 
@@ -82,29 +84,30 @@ class _WDesktopWalletSummaryState extends ConsumerState<DesktopWalletSummary> {
         ref.watch(walletBalanceToggleStateProvider.state).state ==
             WalletBalanceToggleState.available;
 
-    Balance balance = widget.isToken
-        ? ref.watch(tokenServiceProvider.select((value) => value!.balance))
-        : ref.watch(pWalletBalance(walletId));
+    final Amount balanceToShow;
+    if (isFiro) {
+      switch (ref.watch(publicPrivateBalanceStateProvider.state).state) {
+        case FiroType.spark:
+          final balance = ref.watch(pWalletBalanceTertiary(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
 
-    Amount balanceToShow;
-    if (coin == Coin.firo || coin == Coin.firoTestNet) {
-      final balanceSecondary = ref.watch(pWalletBalanceSecondary(walletId));
-      final showPrivate =
-          ref.watch(walletPrivateBalanceToggleStateProvider.state).state ==
-              WalletBalanceToggleState.available;
+        case FiroType.lelantus:
+          final balance = ref.watch(pWalletBalanceSecondary(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
 
-      if (_showAvailable) {
-        balanceToShow =
-            showPrivate ? balanceSecondary.spendable : balance.spendable;
-      } else {
-        balanceToShow = showPrivate ? balanceSecondary.total : balance.total;
+        case FiroType.public:
+          final balance = ref.watch(pWalletBalance(walletId));
+          balanceToShow = _showAvailable ? balance.spendable : balance.total;
+          break;
       }
     } else {
-      if (_showAvailable) {
-        balanceToShow = balance.spendable;
-      } else {
-        balanceToShow = balance.total;
-      }
+      Balance balance = widget.isToken
+          ? ref.watch(tokenServiceProvider.select((value) => value!.balance))
+          : ref.watch(pWalletBalance(walletId));
+
+      balanceToShow = _showAvailable ? balance.spendable : balance.total;
     }
 
     return Consumer(

lib/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/wallet_options_button.dart

@@ -19,6 +19,7 @@ import 'package:stackwallet/pages/settings_views/wallet_settings_view/wallet_set
 import 'package:stackwallet/pages_desktop_specific/addresses/desktop_wallet_addresses_view.dart';
 import 'package:stackwallet/pages_desktop_specific/lelantus_coins/lelantus_coins_view.dart';
 import 'package:stackwallet/pages_desktop_specific/my_stack_view/wallet_view/sub_widgets/desktop_delete_wallet_dialog.dart';
+import 'package:stackwallet/pages_desktop_specific/spark_coins/spark_coins_view.dart';
 import 'package:stackwallet/route_generator.dart';
 import 'package:stackwallet/themes/stack_colors.dart';
 import 'package:stackwallet/utilities/assets.dart';
@@ -32,7 +33,8 @@ enum _WalletOptions {
   deleteWallet,
   changeRepresentative,
   showXpub,
-  lelantusCoins;
+  lelantusCoins,
+  sparkCoins;
 
   String get prettyName {
     switch (this) {
@@ -46,6 +48,8 @@ enum _WalletOptions {
         return "Show xPub";
       case _WalletOptions.lelantusCoins:
         return "Lelantus Coins";
+      case _WalletOptions.sparkCoins:
+        return "Spark Coins";
     }
   }
 }
@@ -89,6 +93,9 @@ class WalletOptionsButton extends StatelessWidget {
               onFiroShowLelantusCoins: () async {
                 Navigator.of(context).pop(_WalletOptions.lelantusCoins);
               },
+              onFiroShowSparkCoins: () async {
+                Navigator.of(context).pop(_WalletOptions.sparkCoins);
+              },
               walletId: walletId,
             );
           },
@@ -191,6 +198,15 @@ class WalletOptionsButton extends StatelessWidget {
                 ),
               );
               break;
+
+            case _WalletOptions.sparkCoins:
+              unawaited(
+                Navigator.of(context).pushNamed(
+                  SparkCoinsView.routeName,
+                  arguments: walletId,
+                ),
+              );
+              break;
           }
         }
       },
@@ -224,6 +240,7 @@ class WalletOptionsPopupMenu extends ConsumerWidget {
     required this.onShowXpubPressed,
     required this.onChangeRepPressed,
     required this.onFiroShowLelantusCoins,
+    required this.onFiroShowSparkCoins,
     required this.walletId,
   }) : super(key: key);
 
@@ -232,6 +249,7 @@ class WalletOptionsPopupMenu extends ConsumerWidget {
   final VoidCallback onShowXpubPressed;
   final VoidCallback onChangeRepPressed;
   final VoidCallback onFiroShowLelantusCoins;
+  final VoidCallback onFiroShowSparkCoins;
   final String walletId;
 
   @override
@@ -374,6 +392,43 @@ class WalletOptionsPopupMenu extends ConsumerWidget {
                         ),
                       ),
                     ),
+                  if (firoDebug)
+                    const SizedBox(
+                      height: 8,
+                    ),
+                  if (firoDebug)
+                    TransparentButton(
+                      onPressed: onFiroShowSparkCoins,
+                      child: Padding(
+                        padding: const EdgeInsets.all(8),
+                        child: Row(
+                          mainAxisAlignment: MainAxisAlignment.start,
+                          children: [
+                            SvgPicture.asset(
+                              Assets.svg.eye,
+                              width: 20,
+                              height: 20,
+                              color: Theme.of(context)
+                                  .extension<StackColors>()!
+                                  .textFieldActiveSearchIconLeft,
+                            ),
+                            const SizedBox(width: 14),
+                            Expanded(
+                              child: Text(
+                                _WalletOptions.sparkCoins.prettyName,
+                                style: STextStyles.desktopTextExtraExtraSmall(
+                                        context)
+                                    .copyWith(
+                                  color: Theme.of(context)
+                                      .extension<StackColors>()!
+                                      .textDark,
+                                ),
+                              ),
+                            ),
+                          ],
+                        ),
+                      ),
+                    ),
                   if (xpubEnabled)
                     const SizedBox(
                       height: 8,

lib/pages_desktop_specific/password/create_password_view.dart

@@ -65,7 +65,14 @@ class _CreatePasswordViewState extends ConsumerState<CreatePasswordView> {
   bool get fieldsMatch =>
       passwordController.text == passwordRepeatController.text;
 
+  bool _nextLock = false;
+
   void onNextPressed() async {
+    if (_nextLock) {
+      return;
+    }
+    _nextLock = true;
+
     final String passphrase = passwordController.text;
     final String repeatPassphrase = passwordRepeatController.text;
 
@@ -75,6 +82,7 @@ class _CreatePasswordViewState extends ConsumerState<CreatePasswordView> {
         message: "A password is required",
         context: context,
       ));
+      _nextLock = false;
       return;
     }
     if (passphrase != repeatPassphrase) {
@@ -83,6 +91,7 @@ class _CreatePasswordViewState extends ConsumerState<CreatePasswordView> {
         message: "Password does not match",
         context: context,
       ));
+      _nextLock = false;
       return;
     }
 
@@ -106,6 +115,7 @@ class _CreatePasswordViewState extends ConsumerState<CreatePasswordView> {
         message: "Error: $e",
         context: context,
       ));
+      _nextLock = false;
       return;
     }
 
@@ -132,6 +142,7 @@ class _CreatePasswordViewState extends ConsumerState<CreatePasswordView> {
         context: context,
       ));
     }
+    _nextLock = false;
   }
 
   @override

lib/pages_desktop_specific/password/desktop_login_view.dart

@@ -79,11 +79,18 @@ class _DesktopLoginViewState extends ConsumerState<DesktopLoginView> {
     }
   }
 
+  bool _loginLock = false;
   Future<void> login() async {
+    if (_loginLock) {
+      return;
+    }
+    _loginLock = true;
+
     try {
       unawaited(
         showDialog(
           context: context,
+          barrierDismissible: false,
           builder: (context) => const Column(
             mainAxisAlignment: MainAxisAlignment.center,
             crossAxisAlignment: CrossAxisAlignment.center,
@@ -138,6 +145,8 @@ class _DesktopLoginViewState extends ConsumerState<DesktopLoginView> {
           context: context,
         );
       }
+    } finally {
+      _loginLock = false;
     }
   }
 

lib/pages_desktop_specific/spark_coins/spark_coins_view.dart

@@ -0,0 +1,267 @@
+/* 
+ * This file is part of Stack Wallet.
+ * 
+ * Copyright (c) 2023 Cypher Stack
+ * All Rights Reserved.
+ * The code is distributed under GPLv3 license, see LICENSE file for details.
+ * Generated by Cypher Stack on 2023-05-26
+ *
+ */
+
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:flutter_svg/svg.dart';
+import 'package:isar/isar.dart';
+import 'package:stackwallet/providers/db/main_db_provider.dart';
+import 'package:stackwallet/themes/stack_colors.dart';
+import 'package:stackwallet/utilities/assets.dart';
+import 'package:stackwallet/utilities/text_styles.dart';
+import 'package:stackwallet/wallets/isar/models/spark_coin.dart';
+import 'package:stackwallet/widgets/custom_buttons/app_bar_icon_button.dart';
+import 'package:stackwallet/widgets/desktop/desktop_app_bar.dart';
+import 'package:stackwallet/widgets/desktop/desktop_scaffold.dart';
+import 'package:stackwallet/widgets/rounded_white_container.dart';
+
+class SparkCoinsView extends ConsumerStatefulWidget {
+  const SparkCoinsView({
+    Key? key,
+    required this.walletId,
+  }) : super(key: key);
+
+  static const String routeName = "/sparkCoinsView";
+
+  final String walletId;
+
+  @override
+  ConsumerState<SparkCoinsView> createState() => _SparkCoinsViewState();
+}
+
+class _SparkCoinsViewState extends ConsumerState<SparkCoinsView> {
+  List<SparkCoin> _coins = [];
+
+  Stream<List<SparkCoin>>? sparkCoinsCollectionWatcher;
+
+  void _onSparkCoinsCollectionWatcherEvent(List<SparkCoin> coins) {
+    WidgetsBinding.instance.addPostFrameCallback((_) {
+      if (mounted) {
+        setState(() {
+          _coins = coins;
+        });
+      }
+    });
+  }
+
+  @override
+  void initState() {
+    sparkCoinsCollectionWatcher = ref
+        .read(mainDBProvider)
+        .isar
+        .sparkCoins
+        .where()
+        .walletIdEqualToAnyLTagHash(widget.walletId)
+        .sortByHeightDesc()
+        .watch(fireImmediately: true);
+    sparkCoinsCollectionWatcher!
+        .listen((data) => _onSparkCoinsCollectionWatcherEvent(data));
+
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    sparkCoinsCollectionWatcher = null;
+    super.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return DesktopScaffold(
+      appBar: DesktopAppBar(
+        background: Theme.of(context).extension<StackColors>()!.popupBG,
+        leading: Expanded(
+          child: Row(
+            children: [
+              const SizedBox(
+                width: 32,
+              ),
+              AppBarIconButton(
+                size: 32,
+                color: Theme.of(context)
+                    .extension<StackColors>()!
+                    .textFieldDefaultBG,
+                shadows: const [],
+                icon: SvgPicture.asset(
+                  Assets.svg.arrowLeft,
+                  width: 18,
+                  height: 18,
+                  color: Theme.of(context)
+                      .extension<StackColors>()!
+                      .topNavIconPrimary,
+                ),
+                onPressed: Navigator.of(context).pop,
+              ),
+              const SizedBox(
+                width: 12,
+              ),
+              Text(
+                "Spark Coins",
+                style: STextStyles.desktopH3(context),
+              ),
+              const Spacer(),
+            ],
+          ),
+        ),
+        useSpacers: false,
+        isCompactHeight: true,
+      ),
+      body: Padding(
+        padding: const EdgeInsets.all(24),
+        child: Column(
+          children: [
+            Padding(
+              padding: const EdgeInsets.all(4),
+              child: RoundedWhiteContainer(
+                child: Row(
+                  children: [
+                    Expanded(
+                      flex: 9,
+                      child: Text(
+                        "TXID",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.left,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 9,
+                      child: Text(
+                        "LTag Hash",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.left,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 3,
+                      child: Text(
+                        "Value (sats)",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.right,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 2,
+                      child: Text(
+                        "Height",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.right,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 2,
+                      child: Text(
+                        "Group Id",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.right,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 2,
+                      child: Text(
+                        "Type",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.right,
+                      ),
+                    ),
+                    Expanded(
+                      flex: 2,
+                      child: Text(
+                        "Used",
+                        style: STextStyles.itemSubtitle(context),
+                        textAlign: TextAlign.right,
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+            ),
+            Expanded(
+              child: ListView.separated(
+                shrinkWrap: true,
+                itemCount: _coins.length,
+                separatorBuilder: (_, __) => Container(
+                  height: 1,
+                  color: Theme.of(context)
+                      .extension<StackColors>()!
+                      .backgroundAppBar,
+                ),
+                itemBuilder: (_, index) => Padding(
+                  padding: const EdgeInsets.all(4),
+                  child: RoundedWhiteContainer(
+                    child: Row(
+                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
+                      children: [
+                        Expanded(
+                          flex: 9,
+                          child: SelectableText(
+                            _coins[index].txHash,
+                            style: STextStyles.itemSubtitle12(context),
+                          ),
+                        ),
+                        Expanded(
+                          flex: 9,
+                          child: SelectableText(
+                            _coins[index].lTagHash,
+                            style: STextStyles.itemSubtitle12(context),
+                          ),
+                        ),
+                        Expanded(
+                          flex: 3,
+                          child: SelectableText(
+                            _coins[index].value.toString(),
+                            style: STextStyles.itemSubtitle12(context),
+                            textAlign: TextAlign.right,
+                          ),
+                        ),
+                        Expanded(
+                          flex: 2,
+                          child: SelectableText(
+                            _coins[index].height.toString(),
+                            style: STextStyles.itemSubtitle12(context),
+                            textAlign: TextAlign.right,
+                          ),
+                        ),
+                        Expanded(
+                          flex: 2,
+                          child: SelectableText(
+                            _coins[index].groupId.toString(),
+                            style: STextStyles.itemSubtitle12(context),
+                            textAlign: TextAlign.right,
+                          ),
+                        ),
+                        Expanded(
+                          flex: 2,
+                          child: SelectableText(
+                            _coins[index].type.name,
+                            style: STextStyles.itemSubtitle12(context),
+                            textAlign: TextAlign.right,
+                          ),
+                        ),
+                        Expanded(
+                          flex: 2,
+                          child: SelectableText(
+                            _coins[index].isUsed.toString(),
+                            style: STextStyles.itemSubtitle12(context),
+                            textAlign: TextAlign.right,
+                          ),
+                        ),
+                      ],
+                    ),
+                  ),
+                ),
+              ),
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/providers/ui/preview_tx_button_state_provider.dart

@@ -9,9 +9,32 @@
  */
 
 import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:stackwallet/providers/wallet/public_private_balance_state_provider.dart';
+import 'package:stackwallet/utilities/amount/amount.dart';
+import 'package:stackwallet/utilities/enums/coin_enum.dart';
 
-final previewTxButtonStateProvider = StateProvider.autoDispose<bool>((_) {
-  return false;
+final pSendAmount = StateProvider.autoDispose<Amount?>((_) => null);
+final pValidSendToAddress = StateProvider.autoDispose<bool>((_) => false);
+final pValidSparkSendToAddress = StateProvider.autoDispose<bool>((_) => false);
+
+final pPreviewTxButtonEnabled =
+    Provider.autoDispose.family<bool, Coin>((ref, coin) {
+  final amount = ref.watch(pSendAmount) ?? Amount.zero;
+
+  // TODO [prio=low]: move away from Coin
+  if (coin == Coin.firo || coin == Coin.firoTestNet) {
+    if (ref.watch(publicPrivateBalanceStateProvider) == FiroType.lelantus) {
+      return ref.watch(pValidSendToAddress) &&
+          !ref.watch(pValidSparkSendToAddress) &&
+          amount > Amount.zero;
+    } else {
+      return (ref.watch(pValidSendToAddress) ||
+              ref.watch(pValidSparkSendToAddress)) &&
+          amount > Amount.zero;
+    }
+  } else {
+    return ref.watch(pValidSendToAddress) && amount > Amount.zero;
+  }
 });
 
 final previewTokenTxButtonStateProvider = StateProvider.autoDispose<bool>((_) {

lib/providers/wallet/public_private_balance_state_provider.dart

@@ -10,5 +10,11 @@
 
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
+enum FiroType {
+  public,
+  lelantus,
+  spark;
+}
+
 final publicPrivateBalanceStateProvider =
-    StateProvider<String>((_) => "Private");
+    StateProvider<FiroType>((_) => FiroType.lelantus);

lib/providers/wallet/wallet_balance_toggle_state_provider.dart

@@ -14,7 +14,3 @@ import 'package:stackwallet/utilities/enums/wallet_balance_toggle_state.dart';
 final walletBalanceToggleStateProvider =
     StateProvider.autoDispose<WalletBalanceToggleState>(
         (ref) => WalletBalanceToggleState.full);
-
-final walletPrivateBalanceToggleStateProvider =
-    StateProvider.autoDispose<WalletBalanceToggleState>(
-        (ref) => WalletBalanceToggleState.full);

lib/route_generator.dart

@@ -175,6 +175,7 @@ import 'package:stackwallet/pages_desktop_specific/settings/settings_menu/nodes_
 import 'package:stackwallet/pages_desktop_specific/settings/settings_menu/security_settings.dart';
 import 'package:stackwallet/pages_desktop_specific/settings/settings_menu/syncing_preferences_settings.dart';
 import 'package:stackwallet/pages_desktop_specific/settings/settings_menu/tor_settings/tor_settings.dart';
+import 'package:stackwallet/pages_desktop_specific/spark_coins/spark_coins_view.dart';
 import 'package:stackwallet/services/event_bus/events/global/node_connection_status_changed_event.dart';
 import 'package:stackwallet/services/event_bus/events/global/wallet_sync_status_changed_event.dart';
 import 'package:stackwallet/utilities/amount/amount.dart';
@@ -1858,6 +1859,20 @@ class RouteGenerator {
         }
         return _routeError("${settings.name} invalid args: ${args.toString()}");
 
+      case SparkCoinsView.routeName:
+        if (args is String) {
+          return getRoute(
+            shouldUseMaterialRoute: useMaterialPageRoute,
+            builder: (_) => SparkCoinsView(
+              walletId: args,
+            ),
+            settings: RouteSettings(
+              name: settings.name,
+            ),
+          );
+        }
+        return _routeError("${settings.name} invalid args: ${args.toString()}");
+
       case DesktopCoinControlView.routeName:
         if (args is String) {
           return getRoute(

lib/services/ethereum/ethereum_api.dart

@@ -611,7 +611,8 @@ abstract class EthereumAPI {
     try {
       final response = await client.get(
         url: Uri.parse(
-          "$stackBaseServer/tokens?addrs=$contractAddress&parts=all",
+          // "$stackBaseServer/tokens?addrs=$contractAddress&parts=all",
+          "$stackBaseServer/names?terms=$contractAddress",
         ),
         proxyInfo: Prefs.instance.useTor
             ? TorService.sharedInstance.getProxyInfo()
@@ -621,6 +622,10 @@ abstract class EthereumAPI {
       if (response.code == 200) {
         final json = jsonDecode(response.body) as Map;
         if (json["data"] is List) {
+          if ((json["data"] as List).isEmpty) {
+            throw EthApiException("Unknown token");
+          }
+
           final map = Map<String, dynamic>.from(json["data"].first as Map);
           EthContract? token;
           if (map["isErc20"] == true) {

lib/services/mixins/electrum_x_parsing.dart

@@ -113,6 +113,7 @@ mixin ElectrumXParsing {
       outputs: List.unmodifiable(outputs),
       subType: TransactionSubType.none,
       type: TransactionType.unknown,
+      otherData: null,
     );
   }
 

lib/services/wallets.dart

@@ -35,8 +35,6 @@ class Wallets {
   late NodeService nodeService;
   late MainDB mainDB;
 
-  bool get hasWallets => _wallets.isNotEmpty;
-
   List<Wallet> get wallets => _wallets.values.toList();
 
   static bool hasLoaded = false;

lib/utilities/amount/amount.dart

@@ -26,6 +26,10 @@ class Amount {
         fractionDigits: 0,
       );
 
+  Amount.zeroWith({required this.fractionDigits})
+      : assert(fractionDigits >= 0),
+        _value = BigInt.zero;
+
   /// truncate decimal value to [fractionDigits] places
   Amount.fromDecimal(Decimal amount, {required this.fractionDigits})
       : assert(fractionDigits >= 0),

lib/utilities/enums/coin_enum.dart

@@ -42,7 +42,7 @@ enum Coin {
   stellarTestnet,
 }
 
-final int kTestNetCoinCount = 5; // Util.isDesktop ? 5 : 4;
+final int kTestNetCoinCount = 6; // Util.isDesktop ? 5 : 4;
 // remove firotestnet for now
 
 extension CoinExt on Coin {

lib/utilities/stack_file_system.dart

@@ -20,16 +20,18 @@ abstract class StackFileSystem {
   static Future<Directory> applicationRootDirectory() async {
     Directory appDirectory;
 
+    // if this is changed, the directories in libmonero must also be changed!!!!!
+    const dirName = "stackwallet";
+
     // todo: can merge and do same as regular linux home dir?
     if (Logging.isArmLinux) {
       appDirectory = await getApplicationDocumentsDirectory();
-      appDirectory = Directory("${appDirectory.path}/.stackwallet");
+      appDirectory = Directory("${appDirectory.path}/.$dirName");
     } else if (Platform.isLinux) {
       if (overrideDir != null) {
         appDirectory = Directory(overrideDir!);
       } else {
-        appDirectory =
-            Directory("${Platform.environment['HOME']}/.stackwallet");
+        appDirectory = Directory("${Platform.environment['HOME']}/.$dirName");
       }
     } else if (Platform.isWindows) {
       if (overrideDir != null) {
@@ -42,7 +44,7 @@ abstract class StackFileSystem {
         appDirectory = Directory(overrideDir!);
       } else {
         appDirectory = await getLibraryDirectory();
-        appDirectory = Directory("${appDirectory.path}/stackwallet");
+        appDirectory = Directory("${appDirectory.path}/$dirName");
       }
     } else if (Platform.isIOS) {
       // todo: check if we need different behaviour here

lib/wallets/crypto_currency/coins/firo.dart

@@ -7,6 +7,7 @@ import 'package:stackwallet/utilities/enums/coin_enum.dart';
 import 'package:stackwallet/utilities/enums/derive_path_type_enum.dart';
 import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
 import 'package:stackwallet/wallets/crypto_currency/intermediate/bip39_hd_currency.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 
 class Firo extends Bip39HDCurrency {
   Firo(super.network) {
@@ -132,9 +133,15 @@ class Firo extends Bip39HDCurrency {
       coinlib.Address.fromString(address, networkParams);
       return true;
     } catch (_) {
-      return false;
+      return validateSparkAddress(address);
     }
-    // TODO: implement validateAddress for spark addresses?
+  }
+
+  bool validateSparkAddress(String address) {
+    return SparkInterface.validateSparkAddress(
+      address: address,
+      isTestNet: network == CryptoCurrencyNetwork.test,
+    );
   }
 
   @override

lib/wallets/isar/models/spark_coin.dart

@@ -0,0 +1,148 @@
+import 'package:isar/isar.dart';
+
+part 'spark_coin.g.dart';
+
+enum SparkCoinType {
+  mint(0),
+  spend(1);
+
+  const SparkCoinType(this.value);
+
+  final int value;
+}
+
+@Collection()
+class SparkCoin {
+  Id id = Isar.autoIncrement;
+
+  @Index(
+    unique: true,
+    replace: true,
+    composite: [
+      CompositeIndex("lTagHash"),
+    ],
+  )
+  final String walletId;
+
+  @enumerated
+  final SparkCoinType type;
+
+  final bool isUsed;
+  final int groupId;
+
+  final List<int>? nonce;
+
+  final String address;
+  final String txHash;
+
+  final String valueIntString;
+
+  final String? memo;
+  final List<int>? serialContext;
+
+  final String diversifierIntString;
+  final List<int>? encryptedDiversifier;
+
+  final List<int>? serial;
+  final List<int>? tag;
+
+  final String lTagHash;
+
+  final int? height;
+
+  final String? serializedCoinB64;
+  final String? contextB64;
+
+  @ignore
+  BigInt get value => BigInt.parse(valueIntString);
+
+  @ignore
+  BigInt get diversifier => BigInt.parse(diversifierIntString);
+
+  SparkCoin({
+    required this.walletId,
+    required this.type,
+    required this.isUsed,
+    required this.groupId,
+    this.nonce,
+    required this.address,
+    required this.txHash,
+    required this.valueIntString,
+    this.memo,
+    this.serialContext,
+    required this.diversifierIntString,
+    this.encryptedDiversifier,
+    this.serial,
+    this.tag,
+    required this.lTagHash,
+    this.height,
+    this.serializedCoinB64,
+    this.contextB64,
+  });
+
+  SparkCoin copyWith({
+    SparkCoinType? type,
+    bool? isUsed,
+    int? groupId,
+    List<int>? nonce,
+    String? address,
+    String? txHash,
+    BigInt? value,
+    String? memo,
+    List<int>? serialContext,
+    BigInt? diversifier,
+    List<int>? encryptedDiversifier,
+    List<int>? serial,
+    List<int>? tag,
+    String? lTagHash,
+    int? height,
+    String? serializedCoinB64,
+    String? contextB64,
+  }) {
+    return SparkCoin(
+      walletId: walletId,
+      type: type ?? this.type,
+      isUsed: isUsed ?? this.isUsed,
+      groupId: groupId ?? this.groupId,
+      nonce: nonce ?? this.nonce,
+      address: address ?? this.address,
+      txHash: txHash ?? this.txHash,
+      valueIntString: value?.toString() ?? this.value.toString(),
+      memo: memo ?? this.memo,
+      serialContext: serialContext ?? this.serialContext,
+      diversifierIntString:
+          diversifier?.toString() ?? this.diversifier.toString(),
+      encryptedDiversifier: encryptedDiversifier ?? this.encryptedDiversifier,
+      serial: serial ?? this.serial,
+      tag: tag ?? this.tag,
+      lTagHash: lTagHash ?? this.lTagHash,
+      height: height ?? this.height,
+      serializedCoinB64: serializedCoinB64 ?? this.serializedCoinB64,
+      contextB64: contextB64 ?? this.contextB64,
+    );
+  }
+
+  @override
+  String toString() {
+    return 'SparkCoin('
+        'walletId: $walletId'
+        ', type: $type'
+        ', isUsed: $isUsed'
+        ', groupId: $groupId'
+        ', k: $nonce'
+        ', address: $address'
+        ', txHash: $txHash'
+        ', value: $value'
+        ', memo: $memo'
+        ', serialContext: $serialContext'
+        ', diversifier: $diversifier'
+        ', encryptedDiversifier: $encryptedDiversifier'
+        ', serial: $serial'
+        ', tag: $tag'
+        ', lTagHash: $lTagHash'
+        ', height: $height'
+        ', serializedCoinB64: $serializedCoinB64'
+        ', contextB64: $contextB64'
+        ')';
+  }
+}

lib/wallets/models/tx_data.dart

@@ -55,6 +55,15 @@ class TxData {
   // tezos specific
   final tezart.OperationsList? tezosOperationsList;
 
+  // firo spark specific
+  final List<
+      ({
+        String address,
+        Amount amount,
+        String memo,
+      })>? sparkRecipients;
+  final List<TxData>? sparkMints;
+
   TxData({
     this.feeRateType,
     this.feeRateAmount,
@@ -85,6 +94,8 @@ class TxData {
     this.txSubType,
     this.mintsMapLelantus,
     this.tezosOperationsList,
+    this.sparkRecipients,
+    this.sparkMints,
   });
 
   Amount? get amount => recipients != null && recipients!.isNotEmpty
@@ -93,6 +104,13 @@ class TxData {
           .reduce((total, amount) => total += amount)
       : null;
 
+  Amount? get amountSpark =>
+      sparkRecipients != null && sparkRecipients!.isNotEmpty
+          ? sparkRecipients!
+              .map((e) => e.amount)
+              .reduce((total, amount) => total += amount)
+          : null;
+
   int? get estimatedSatsPerVByte => fee != null && vSize != null
       ? (fee!.raw ~/ BigInt.from(vSize!)).toInt()
       : null;
@@ -127,6 +145,14 @@ class TxData {
     TransactionSubType? txSubType,
     List<Map<String, dynamic>>? mintsMapLelantus,
     tezart.OperationsList? tezosOperationsList,
+    List<
+            ({
+              String address,
+              Amount amount,
+              String memo,
+            })>?
+        sparkRecipients,
+    List<TxData>? sparkMints,
   }) {
     return TxData(
       feeRateType: feeRateType ?? this.feeRateType,
@@ -159,6 +185,8 @@ class TxData {
       txSubType: txSubType ?? this.txSubType,
       mintsMapLelantus: mintsMapLelantus ?? this.mintsMapLelantus,
       tezosOperationsList: tezosOperationsList ?? this.tezosOperationsList,
+      sparkRecipients: sparkRecipients ?? this.sparkRecipients,
+      sparkMints: sparkMints ?? this.sparkMints,
     );
   }
 
@@ -193,5 +221,7 @@ class TxData {
       'txSubType: $txSubType, '
       'mintsMapLelantus: $mintsMapLelantus, '
       'tezosOperationsList: $tezosOperationsList, '
+      'sparkRecipients: $sparkRecipients, '
+      'sparkMints: $sparkMints, '
       '}';
 }

lib/wallets/wallet/impl/bitcoin_wallet.dart

@@ -28,7 +28,7 @@ class BitcoinWallet extends Bip39HDWallet
   // ===========================================================================
 
   @override
-  Future<List<Address>> fetchAllOwnAddresses() async {
+  Future<List<Address>> fetchAddressesForElectrumXScan() async {
     final allAddresses = await mainDB
         .getAddresses(walletId)
         .filter()
@@ -51,7 +51,7 @@ class BitcoinWallet extends Bip39HDWallet
 
     // TODO: [prio=med] switch to V2 transactions
     final data = await fetchTransactionsV1(
-      addresses: await fetchAllOwnAddresses(),
+      addresses: await fetchAddressesForElectrumXScan(),
       currentChainHeight: currentChainHeight,
     );
 

lib/wallets/wallet/impl/bitcoincash_wallet.dart

@@ -63,7 +63,7 @@ class BitcoincashWallet extends Bip39HDWallet
   // ===========================================================================
 
   @override
-  Future<List<Address>> fetchAllOwnAddresses() async {
+  Future<List<Address>> fetchAddressesForElectrumXScan() async {
     final allAddresses = await mainDB
         .getAddresses(walletId)
         .filter()
@@ -94,7 +94,7 @@ class BitcoincashWallet extends Bip39HDWallet
 
   @override
   Future<void> updateTransactions() async {
-    List<Address> allAddressesOld = await fetchAllOwnAddresses();
+    List<Address> allAddressesOld = await fetchAddressesForElectrumXScan();
 
     Set<String> receivingAddresses = allAddressesOld
         .where((e) => e.subType == AddressSubType.receiving)
@@ -293,6 +293,7 @@ class BitcoincashWallet extends Bip39HDWallet
         outputs: List.unmodifiable(outputs),
         type: type,
         subType: subType,
+        otherData: null,
       );
 
       txns.add(tx);

lib/wallets/wallet/impl/dogecoin_wallet.dart

@@ -24,7 +24,7 @@ class DogecoinWallet extends Bip39HDWallet
   // ===========================================================================
 
   @override
-  Future<List<Address>> fetchAllOwnAddresses() async {
+  Future<List<Address>> fetchAddressesForElectrumXScan() async {
     final allAddresses = await mainDB
         .getAddresses(walletId)
         .filter()
@@ -47,7 +47,7 @@ class DogecoinWallet extends Bip39HDWallet
 
     // TODO: [prio=med] switch to V2 transactions
     final data = await fetchTransactionsV1(
-      addresses: await fetchAllOwnAddresses(),
+      addresses: await fetchAddressesForElectrumXScan(),
       currentChainHeight: currentChainHeight,
     );
 

lib/wallets/wallet/impl/ecash_wallet.dart

@@ -58,7 +58,7 @@ class EcashWallet extends Bip39HDWallet
   // ===========================================================================
 
   @override
-  Future<List<Address>> fetchAllOwnAddresses() async {
+  Future<List<Address>> fetchAddressesForElectrumXScan() async {
     final allAddresses = await mainDB
         .getAddresses(walletId)
         .filter()
@@ -87,7 +87,7 @@ class EcashWallet extends Bip39HDWallet
 
   @override
   Future<void> updateTransactions() async {
-    List<Address> allAddressesOld = await fetchAllOwnAddresses();
+    List<Address> allAddressesOld = await fetchAddressesForElectrumXScan();
 
     Set<String> receivingAddresses = allAddressesOld
         .where((e) => e.subType == AddressSubType.receiving)
@@ -169,7 +169,7 @@ class EcashWallet extends Bip39HDWallet
           final prevOut = OutputV2.fromElectrumXJson(
             prevOutJson,
             decimalPlaces: cryptoCurrency.fractionDigits,
-            isECashFullAmountNotSats: true,
+            isFullAmountNotSats: true,
             walletOwns: false, // doesn't matter here as this is not saved
           );
 
@@ -208,7 +208,7 @@ class EcashWallet extends Bip39HDWallet
         OutputV2 output = OutputV2.fromElectrumXJson(
           Map<String, dynamic>.from(outputJson as Map),
           decimalPlaces: cryptoCurrency.fractionDigits,
-          isECashFullAmountNotSats: true,
+          isFullAmountNotSats: true,
           // don't know yet if wallet owns. Need addresses first
           walletOwns: false,
         );
@@ -288,6 +288,7 @@ class EcashWallet extends Bip39HDWallet
         outputs: List.unmodifiable(outputs),
         type: type,
         subType: subType,
+        otherData: null,
       );
 
       txns.add(tx);

lib/wallets/wallet/impl/firo_wallet.dart

@@ -1,22 +1,25 @@
+import 'dart:convert';
 import 'dart:math';
 
 import 'package:decimal/decimal.dart';
+import 'package:flutter_libsparkmobile/flutter_libsparkmobile.dart';
 import 'package:isar/isar.dart';
 import 'package:stackwallet/db/hive/db.dart';
-import 'package:stackwallet/models/isar/models/blockchain_data/address.dart';
-import 'package:stackwallet/models/isar/models/blockchain_data/input.dart';
-import 'package:stackwallet/models/isar/models/blockchain_data/output.dart';
-import 'package:stackwallet/models/isar/models/blockchain_data/transaction.dart';
-import 'package:stackwallet/models/isar/models/firo_specific/lelantus_coin.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/v2/input_v2.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/v2/output_v2.dart';
+import 'package:stackwallet/models/isar/models/blockchain_data/v2/transaction_v2.dart';
+import 'package:stackwallet/models/isar/models/isar_models.dart';
 import 'package:stackwallet/utilities/amount/amount.dart';
+import 'package:stackwallet/utilities/extensions/extensions.dart';
 import 'package:stackwallet/utilities/logger.dart';
+import 'package:stackwallet/utilities/util.dart';
 import 'package:stackwallet/wallets/crypto_currency/coins/firo.dart';
 import 'package:stackwallet/wallets/crypto_currency/crypto_currency.dart';
+import 'package:stackwallet/wallets/isar/models/spark_coin.dart';
 import 'package:stackwallet/wallets/wallet/intermediate/bip39_hd_wallet.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/electrumx_interface.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/lelantus_interface.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
-import 'package:tuple/tuple.dart';
 
 const sparkStartBlock = 819300; // (approx 18 Jan 2024)
 
@@ -27,6 +30,9 @@ class FiroWallet extends Bip39HDWallet
 
   FiroWallet(CryptoCurrencyNetwork network) : super(Firo(network));
 
+  @override
+  int get isarTransactionVersion => 2;
+
   @override
   FilterOperation? get changeAddressFilterOperation =>
       FilterGroup.and(standardChangeAddressFilters);
@@ -37,49 +43,43 @@ class FiroWallet extends Bip39HDWallet
 
   // ===========================================================================
 
-  @override
-  Future<List<Address>> fetchAllOwnAddresses() async {
-    final allAddresses = await mainDB
-        .getAddresses(walletId)
-        .filter()
-        .not()
-        .group(
-          (q) => q
-              .typeEqualTo(AddressType.nonWallet)
-              .or()
-              .subTypeEqualTo(AddressSubType.nonWallet),
-        )
-        .findAll();
-    return allAddresses;
-  }
-
-  // ===========================================================================
-
-  bool _duplicateTxCheck(
-      List<Map<String, dynamic>> allTransactions, String txid) {
-    for (int i = 0; i < allTransactions.length; i++) {
-      if (allTransactions[i]["txid"] == txid) {
-        return true;
-      }
-    }
-    return false;
-  }
-
   @override
   Future<void> updateTransactions() async {
-    final allAddresses = await fetchAllOwnAddresses();
+    List<Address> allAddressesOld = await fetchAddressesForElectrumXScan();
 
-    Set<String> receivingAddresses = allAddresses
+    Set<String> receivingAddresses = allAddressesOld
         .where((e) => e.subType == AddressSubType.receiving)
-        .map((e) => e.value)
+        .map((e) => convertAddressString(e.value))
         .toSet();
-    Set<String> changeAddresses = allAddresses
+
+    Set<String> changeAddresses = allAddressesOld
         .where((e) => e.subType == AddressSubType.change)
-        .map((e) => e.value)
+        .map((e) => convertAddressString(e.value))
         .toSet();
 
+    final allAddressesSet = {...receivingAddresses, ...changeAddresses};
+
     final List<Map<String, dynamic>> allTxHashes =
-        await fetchHistory(allAddresses.map((e) => e.value).toList());
+        await fetchHistory(allAddressesSet);
+
+    final sparkCoins = await mainDB.isar.sparkCoins
+        .where()
+        .walletIdEqualToAnyLTagHash(walletId)
+        .findAll();
+
+    final Set<String> sparkTxids = {};
+
+    for (final coin in sparkCoins) {
+      sparkTxids.add(coin.txHash);
+      // check for duplicates before adding to list
+      if (allTxHashes.indexWhere((e) => e["tx_hash"] == coin.txHash) == -1) {
+        final info = {
+          "tx_hash": coin.txHash,
+          "height": coin.height,
+        };
+        allTxHashes.add(info);
+      }
+    }
 
     List<Map<String, dynamic>> allTransactions = [];
 
@@ -110,8 +110,6 @@ class FiroWallet extends Bip39HDWallet
       }
     }
 
-    // final currentHeight = await chainHeight;
-
     for (final txHash in allTxHashes) {
       // final storedTx = await db
       //     .getTransactions(walletId)
@@ -127,508 +125,372 @@ class FiroWallet extends Bip39HDWallet
         coin: info.coin,
       );
 
-      if (!_duplicateTxCheck(allTransactions, tx["txid"] as String)) {
-        tx["address"] = await mainDB
-            .getAddresses(walletId)
-            .filter()
-            .valueEqualTo(txHash["address"] as String)
-            .findFirst();
-        tx["height"] = txHash["height"];
+      // check for duplicates before adding to list
+      if (allTransactions
+              .indexWhere((e) => e["txid"] == tx["txid"] as String) ==
+          -1) {
+        tx["height"] ??= txHash["height"];
         allTransactions.add(tx);
       }
       // }
     }
 
-    final List<Tuple2<Transaction, Address?>> txnsData = [];
+    final List<TransactionV2> txns = [];
 
-    for (final txObject in allTransactions) {
-      final inputList = txObject["vin"] as List;
-      final outputList = txObject["vout"] as List;
+    for (final txData in allTransactions) {
+      // set to true if any inputs were detected as owned by this wallet
+      bool wasSentFromThisWallet = false;
+
+      // set to true if any outputs were detected as owned by this wallet
+      bool wasReceivedInThisWallet = false;
+      BigInt amountReceivedInThisWallet = BigInt.zero;
+      BigInt changeAmountReceivedInThisWallet = BigInt.zero;
+
+      Amount? anonFees;
 
       bool isMint = false;
       bool isJMint = false;
+      bool isSparkMint = false;
+      bool isMasterNodePayment = false;
+      final bool isSparkSpend = txData["type"] == 9 && txData["version"] == 3;
+      final bool isMySpark = sparkTxids.contains(txData["txid"] as String);
 
-      // check if tx is Mint or jMint
-      for (final output in outputList) {
-        if (output["scriptPubKey"]?["type"] == "lelantusmint") {
-          final asm = output["scriptPubKey"]?["asm"] as String?;
+      final sparkCoinsInvolved =
+          sparkCoins.where((e) => e.txHash == txData["txid"]);
+      if (isMySpark && sparkCoinsInvolved.isEmpty) {
+        Logging.instance.log(
+          "sparkCoinsInvolved is empty and should not be! (ignoring tx parsing)",
+          level: LogLevel.Error,
+        );
+        continue;
+      }
+
+      // parse outputs
+      final List<OutputV2> outputs = [];
+      for (final outputJson in txData["vout"] as List) {
+        final outMap = Map<String, dynamic>.from(outputJson as Map);
+        if (outMap["scriptPubKey"]?["type"] == "lelantusmint") {
+          final asm = outMap["scriptPubKey"]?["asm"] as String?;
           if (asm != null) {
             if (asm.startsWith("OP_LELANTUSJMINT")) {
               isJMint = true;
-              break;
             } else if (asm.startsWith("OP_LELANTUSMINT")) {
               isMint = true;
-              break;
             } else {
               Logging.instance.log(
-                "Unknown mint op code found for lelantusmint tx: ${txObject["txid"]}",
+                "Unknown mint op code found for lelantusmint tx: ${txData["txid"]}",
                 level: LogLevel.Error,
               );
             }
           } else {
             Logging.instance.log(
-              "ASM for lelantusmint tx: ${txObject["txid"]} is null!",
+              "ASM for lelantusmint tx: ${txData["txid"]} is null!",
               level: LogLevel.Error,
             );
           }
         }
-      }
-
-      Set<String> inputAddresses = {};
-      Set<String> outputAddresses = {};
-
-      Amount totalInputValue = Amount(
-        rawValue: BigInt.zero,
-        fractionDigits: cryptoCurrency.fractionDigits,
-      );
-      Amount totalOutputValue = Amount(
-        rawValue: BigInt.zero,
-        fractionDigits: cryptoCurrency.fractionDigits,
-      );
-
-      Amount amountSentFromWallet = Amount(
-        rawValue: BigInt.zero,
-        fractionDigits: cryptoCurrency.fractionDigits,
-      );
-      Amount amountReceivedInWallet = Amount(
-        rawValue: BigInt.zero,
-        fractionDigits: cryptoCurrency.fractionDigits,
-      );
-      Amount changeAmount = Amount(
-        rawValue: BigInt.zero,
-        fractionDigits: cryptoCurrency.fractionDigits,
-      );
-
-      // Parse mint transaction ================================================
-      // We should be able to assume this belongs to this wallet
-      if (isMint) {
-        List<Input> ins = [];
-
-        // Parse inputs
-        for (final input in inputList) {
-          // Both value and address should not be null for a mint
-          final address = input["address"] as String?;
-          final value = input["valueSat"] as int?;
-
-          // We should not need to check whether the mint belongs to this
-          // wallet as any tx we look up will be looked up by one of this
-          // wallet's addresses
-          if (address != null && value != null) {
-            totalInputValue += value.toAmountAsRaw(
-              fractionDigits: cryptoCurrency.fractionDigits,
+        if (outMap["scriptPubKey"]?["type"] == "sparkmint" ||
+            outMap["scriptPubKey"]?["type"] == "sparksmint") {
+          final asm = outMap["scriptPubKey"]?["asm"] as String?;
+          if (asm != null) {
+            if (asm.startsWith("OP_SPARKMINT") ||
+                asm.startsWith("OP_SPARKSMINT")) {
+              isSparkMint = true;
+            } else {
+              Logging.instance.log(
+                "Unknown mint op code found for sparkmint tx: ${txData["txid"]}",
+                level: LogLevel.Error,
+              );
+            }
+          } else {
+            Logging.instance.log(
+              "ASM for sparkmint tx: ${txData["txid"]} is null!",
+              level: LogLevel.Error,
             );
           }
-
-          ins.add(
-            Input(
-              txid: input['txid'] as String? ?? "",
-              vout: input['vout'] as int? ?? -1,
-              scriptSig: input['scriptSig']?['hex'] as String?,
-              scriptSigAsm: input['scriptSig']?['asm'] as String?,
-              isCoinbase: input['is_coinbase'] as bool?,
-              sequence: input['sequence'] as int?,
-              innerRedeemScriptAsm: input['innerRedeemscriptAsm'] as String?,
-            ),
-          );
         }
 
-        // Parse outputs
-        for (final output in outputList) {
-          // get value
-          final value = Amount.fromDecimal(
-            Decimal.parse(output["value"].toString()),
-            fractionDigits: cryptoCurrency.fractionDigits,
-          );
-
-          // add value to total
-          totalOutputValue += value;
-        }
-
-        final fee = totalInputValue - totalOutputValue;
-        final tx = Transaction(
-          walletId: walletId,
-          txid: txObject["txid"] as String,
-          timestamp: txObject["blocktime"] as int? ??
-              (DateTime.now().millisecondsSinceEpoch ~/ 1000),
-          type: TransactionType.sentToSelf,
-          subType: TransactionSubType.mint,
-          amount: totalOutputValue.raw.toInt(),
-          amountString: totalOutputValue.toJsonString(),
-          fee: fee.raw.toInt(),
-          height: txObject["height"] as int?,
-          isCancelled: false,
-          isLelantus: true,
-          slateId: null,
-          otherData: null,
-          nonce: null,
-          inputs: ins,
-          outputs: [],
-          numberOfMessages: null,
+        OutputV2 output = OutputV2.fromElectrumXJson(
+          outMap,
+          decimalPlaces: cryptoCurrency.fractionDigits,
+          isFullAmountNotSats: true,
+          // don't know yet if wallet owns. Need addresses first
+          walletOwns: false,
         );
 
-        txnsData.add(Tuple2(tx, null));
+        // if (isSparkSpend) {
+        //   // TODO?
+        // } else
+        if (isSparkMint) {
+          if (isMySpark) {
+            if (output.addresses.isEmpty &&
+                output.scriptPubKeyHex.length >= 488) {
+              // likely spark related
+              final opByte = output.scriptPubKeyHex
+                  .substring(0, 2)
+                  .toUint8ListFromHex
+                  .first;
+              if (opByte == OP_SPARKMINT || opByte == OP_SPARKSMINT) {
+                final serCoin = base64Encode(output.scriptPubKeyHex
+                    .substring(2, 488)
+                    .toUint8ListFromHex);
+                final coin = sparkCoinsInvolved
+                    .where((e) => e.serializedCoinB64!.startsWith(serCoin))
+                    .firstOrNull;
 
-        // Otherwise parse JMint transaction ===================================
-      } else if (isJMint) {
-        Amount jMintFees = Amount(
+                if (coin == null) {
+                  // not ours
+                } else {
+                  output = output.copyWith(
+                    walletOwns: true,
+                    valueStringSats: coin.value.toString(),
+                    addresses: [
+                      coin.address,
+                    ],
+                  );
+                }
+              }
+            }
+          }
+        } else if (isMint || isJMint) {
+          // do nothing extra ?
+        } else {
+          // TODO?
+        }
+
+        // if output was to my wallet, add value to amount received
+        if (receivingAddresses
+            .intersection(output.addresses.toSet())
+            .isNotEmpty) {
+          wasReceivedInThisWallet = true;
+          amountReceivedInThisWallet += output.value;
+          output = output.copyWith(walletOwns: true);
+        } else if (changeAddresses
+            .intersection(output.addresses.toSet())
+            .isNotEmpty) {
+          wasReceivedInThisWallet = true;
+          changeAmountReceivedInThisWallet += output.value;
+          output = output.copyWith(walletOwns: true);
+        } else if (isSparkMint && isMySpark) {
+          wasReceivedInThisWallet = true;
+          if (output.addresses.contains(sparkChangeAddress)) {
+            changeAmountReceivedInThisWallet += output.value;
+          } else {
+            amountReceivedInThisWallet += output.value;
+          }
+        }
+
+        outputs.add(output);
+      }
+
+      if (isJMint || isSparkSpend) {
+        anonFees = Amount(
           rawValue: BigInt.zero,
           fractionDigits: cryptoCurrency.fractionDigits,
         );
+      }
 
-        // Parse inputs
-        List<Input> ins = [];
-        for (final input in inputList) {
-          // JMint fee
-          final nFee = Decimal.tryParse(input["nFees"].toString());
+      // parse inputs
+      final List<InputV2> inputs = [];
+      for (final jsonInput in txData["vin"] as List) {
+        final map = Map<String, dynamic>.from(jsonInput as Map);
+
+        final List<String> addresses = [];
+        String valueStringSats = "0";
+        OutpointV2? outpoint;
+
+        final coinbase = map["coinbase"] as String?;
+
+        final txid = map["txid"] as String?;
+        final vout = map["vout"] as int?;
+        if (txid != null && vout != null) {
+          outpoint = OutpointV2.isarCantDoRequiredInDefaultConstructor(
+            txid: txid,
+            vout: vout,
+          );
+        }
+
+        if (isSparkSpend) {
+          // anon fees
+          final nFee = Decimal.tryParse(map["nFees"].toString());
           if (nFee != null) {
             final fees = Amount.fromDecimal(
               nFee,
               fractionDigits: cryptoCurrency.fractionDigits,
             );
 
-            jMintFees += fees;
+            anonFees = anonFees! + fees;
           }
+        } else if (isSparkMint) {
+          final address = map["address"] as String?;
+          final value = map["valueSat"] as int?;
 
-          ins.add(
-            Input(
-              txid: input['txid'] as String? ?? "",
-              vout: input['vout'] as int? ?? -1,
-              scriptSig: input['scriptSig']?['hex'] as String?,
-              scriptSigAsm: input['scriptSig']?['asm'] as String?,
-              isCoinbase: input['is_coinbase'] as bool?,
-              sequence: input['sequence'] as int?,
-              innerRedeemScriptAsm: input['innerRedeemscriptAsm'] as String?,
-            ),
-          );
-        }
-
-        bool nonWalletAddressFoundInOutputs = false;
-
-        // Parse outputs
-        List<Output> outs = [];
-        for (final output in outputList) {
-          // get value
-          final value = Amount.fromDecimal(
-            Decimal.parse(output["value"].toString()),
-            fractionDigits: cryptoCurrency.fractionDigits,
-          );
-
-          // add value to total
-          totalOutputValue += value;
-
-          final address = output["scriptPubKey"]?["addresses"]?[0] as String? ??
-              output['scriptPubKey']?['address'] as String?;
-
-          if (address != null) {
-            outputAddresses.add(address);
-            if (receivingAddresses.contains(address) ||
-                changeAddresses.contains(address)) {
-              amountReceivedInWallet += value;
-            } else {
-              nonWalletAddressFoundInOutputs = true;
-            }
+          if (address != null && value != null) {
+            valueStringSats = value.toString();
+            addresses.add(address);
           }
+        } else if (isMint) {
+          // We should be able to assume this belongs to this wallet
+          final address = map["address"] as String?;
+          final value = map["valueSat"] as int?;
 
-          outs.add(
-            Output(
-              scriptPubKey: output['scriptPubKey']?['hex'] as String?,
-              scriptPubKeyAsm: output['scriptPubKey']?['asm'] as String?,
-              scriptPubKeyType: output['scriptPubKey']?['type'] as String?,
-              scriptPubKeyAddress: address ?? "jmint",
-              value: value.raw.toInt(),
-            ),
-          );
-        }
-        final txid = txObject["txid"] as String;
-
-        const subType = TransactionSubType.join;
-
-        final type = nonWalletAddressFoundInOutputs
-            ? TransactionType.outgoing
-            : (await mainDB.isar.lelantusCoins
-                        .where()
-                        .walletIdEqualTo(walletId)
-                        .filter()
-                        .txidEqualTo(txid)
-                        .findFirst()) ==
-                    null
-                ? TransactionType.incoming
-                : TransactionType.sentToSelf;
-
-        final amount = nonWalletAddressFoundInOutputs
-            ? totalOutputValue
-            : amountReceivedInWallet;
-
-        final possibleNonWalletAddresses =
-            receivingAddresses.difference(outputAddresses);
-        final possibleReceivingAddresses =
-            receivingAddresses.intersection(outputAddresses);
-
-        final transactionAddress = nonWalletAddressFoundInOutputs
-            ? Address(
-                walletId: walletId,
-                value: possibleNonWalletAddresses.first,
-                derivationIndex: -1,
-                derivationPath: null,
-                type: AddressType.nonWallet,
-                subType: AddressSubType.nonWallet,
-                publicKey: [],
-              )
-            : allAddresses.firstWhere(
-                (e) => e.value == possibleReceivingAddresses.first,
-              );
-
-        final tx = Transaction(
-          walletId: walletId,
-          txid: txid,
-          timestamp: txObject["blocktime"] as int? ??
-              (DateTime.now().millisecondsSinceEpoch ~/ 1000),
-          type: type,
-          subType: subType,
-          amount: amount.raw.toInt(),
-          amountString: amount.toJsonString(),
-          fee: jMintFees.raw.toInt(),
-          height: txObject["height"] as int?,
-          isCancelled: false,
-          isLelantus: true,
-          slateId: null,
-          otherData: null,
-          nonce: null,
-          inputs: ins,
-          outputs: outs,
-          numberOfMessages: null,
-        );
-
-        txnsData.add(Tuple2(tx, transactionAddress));
-
-        // Master node payment =====================================
-      } else if (inputList.length == 1 &&
-          inputList.first["coinbase"] is String) {
-        List<Input> ins = [
-          Input(
-            txid: inputList.first["coinbase"] as String,
-            vout: -1,
-            scriptSig: null,
-            scriptSigAsm: null,
-            isCoinbase: true,
-            sequence: inputList.first['sequence'] as int?,
-            innerRedeemScriptAsm: null,
-          ),
-        ];
-
-        // parse outputs
-        List<Output> outs = [];
-        for (final output in outputList) {
-          // get value
-          final value = Amount.fromDecimal(
-            Decimal.parse(output["value"].toString()),
-            fractionDigits: cryptoCurrency.fractionDigits,
-          );
-
-          // get output address
-          final address = output["scriptPubKey"]?["addresses"]?[0] as String? ??
-              output["scriptPubKey"]?["address"] as String?;
-          if (address != null) {
-            outputAddresses.add(address);
-
-            // if output was to my wallet, add value to amount received
-            if (receivingAddresses.contains(address)) {
-              amountReceivedInWallet += value;
-            }
+          if (address != null && value != null) {
+            valueStringSats = value.toString();
+            addresses.add(address);
           }
-
-          outs.add(
-            Output(
-              scriptPubKey: output['scriptPubKey']?['hex'] as String?,
-              scriptPubKeyAsm: output['scriptPubKey']?['asm'] as String?,
-              scriptPubKeyType: output['scriptPubKey']?['type'] as String?,
-              scriptPubKeyAddress: address ?? "",
-              value: value.raw.toInt(),
-            ),
-          );
-        }
-
-        // this is the address initially used to fetch the txid
-        Address transactionAddress = txObject["address"] as Address;
-
-        final tx = Transaction(
-          walletId: walletId,
-          txid: txObject["txid"] as String,
-          timestamp: txObject["blocktime"] as int? ??
-              (DateTime.now().millisecondsSinceEpoch ~/ 1000),
-          type: TransactionType.incoming,
-          subType: TransactionSubType.none,
-          // amount may overflow. Deprecated. Use amountString
-          amount: amountReceivedInWallet.raw.toInt(),
-          amountString: amountReceivedInWallet.toJsonString(),
-          fee: 0,
-          height: txObject["height"] as int?,
-          isCancelled: false,
-          isLelantus: false,
-          slateId: null,
-          otherData: null,
-          nonce: null,
-          inputs: ins,
-          outputs: outs,
-          numberOfMessages: null,
-        );
-
-        txnsData.add(Tuple2(tx, transactionAddress));
-
-        // Assume non lelantus transaction =====================================
-      } else {
-        // parse inputs
-        List<Input> ins = [];
-        for (final input in inputList) {
-          final valueSat = input["valueSat"] as int?;
-          final address = input["address"] as String? ??
-              input["scriptPubKey"]?["address"] as String? ??
-              input["scriptPubKey"]?["addresses"]?[0] as String?;
-
-          if (address != null && valueSat != null) {
-            final value = valueSat.toAmountAsRaw(
+        } else if (isJMint) {
+          // anon fees
+          final nFee = Decimal.tryParse(map["nFees"].toString());
+          if (nFee != null) {
+            final fees = Amount.fromDecimal(
+              nFee,
               fractionDigits: cryptoCurrency.fractionDigits,
             );
 
-            // add value to total
-            totalInputValue += value;
-            inputAddresses.add(address);
-
-            // if input was from my wallet, add value to amount sent
-            if (receivingAddresses.contains(address) ||
-                changeAddresses.contains(address)) {
-              amountSentFromWallet += value;
-            }
+            anonFees = anonFees! + fees;
           }
-
-          ins.add(
-            Input(
-              txid: input['txid'] as String,
-              vout: input['vout'] as int? ?? -1,
-              scriptSig: input['scriptSig']?['hex'] as String?,
-              scriptSigAsm: input['scriptSig']?['asm'] as String?,
-              isCoinbase: input['is_coinbase'] as bool?,
-              sequence: input['sequence'] as int?,
-              innerRedeemScriptAsm: input['innerRedeemscriptAsm'] as String?,
-            ),
-          );
-        }
-
-        // parse outputs
-        List<Output> outs = [];
-        for (final output in outputList) {
-          // get value
-          final value = Amount.fromDecimal(
-            Decimal.parse(output["value"].toString()),
-            fractionDigits: cryptoCurrency.fractionDigits,
+        } else if (coinbase == null && txid != null && vout != null) {
+          final inputTx = await electrumXCachedClient.getTransaction(
+            txHash: txid,
+            coin: cryptoCurrency.coin,
           );
 
-          // add value to total
-          totalOutputValue += value;
+          final prevOutJson = Map<String, dynamic>.from(
+              (inputTx["vout"] as List).firstWhere((e) => e["n"] == vout)
+                  as Map);
 
-          // get output address
-          final address = output["scriptPubKey"]?["addresses"]?[0] as String? ??
-              output["scriptPubKey"]?["address"] as String?;
-          if (address != null) {
-            outputAddresses.add(address);
-
-            // if output was to my wallet, add value to amount received
-            if (receivingAddresses.contains(address)) {
-              amountReceivedInWallet += value;
-            } else if (changeAddresses.contains(address)) {
-              changeAmount += value;
-            }
-          }
-
-          outs.add(
-            Output(
-              scriptPubKey: output['scriptPubKey']?['hex'] as String?,
-              scriptPubKeyAsm: output['scriptPubKey']?['asm'] as String?,
-              scriptPubKeyType: output['scriptPubKey']?['type'] as String?,
-              scriptPubKeyAddress: address ?? "",
-              value: value.raw.toInt(),
-            ),
+          final prevOut = OutputV2.fromElectrumXJson(
+            prevOutJson,
+            decimalPlaces: cryptoCurrency.fractionDigits,
+            isFullAmountNotSats: true,
+            walletOwns: false, // doesn't matter here as this is not saved
           );
+
+          valueStringSats = prevOut.valueStringSats;
+          addresses.addAll(prevOut.addresses);
+        } else if (coinbase == null) {
+          Util.printJson(map, "NON TXID INPUT");
         }
 
-        final mySentFromAddresses = [
-          ...receivingAddresses.intersection(inputAddresses),
-          ...changeAddresses.intersection(inputAddresses)
-        ];
-        final myReceivedOnAddresses =
-            receivingAddresses.intersection(outputAddresses);
-        final myChangeReceivedOnAddresses =
-            changeAddresses.intersection(outputAddresses);
-
-        final fee = totalInputValue - totalOutputValue;
-
-        // this is the address initially used to fetch the txid
-        Address transactionAddress = txObject["address"] as Address;
-
-        TransactionType type;
-        Amount amount;
-        if (mySentFromAddresses.isNotEmpty &&
-            myReceivedOnAddresses.isNotEmpty) {
-          // tx is sent to self
-          type = TransactionType.sentToSelf;
-
-          // should be 0
-          amount = amountSentFromWallet -
-              amountReceivedInWallet -
-              fee -
-              changeAmount;
-        } else if (mySentFromAddresses.isNotEmpty) {
-          // outgoing tx
-          type = TransactionType.outgoing;
-          amount = amountSentFromWallet - changeAmount - fee;
-
-          final possible =
-              outputAddresses.difference(myChangeReceivedOnAddresses).first;
-
-          if (transactionAddress.value != possible) {
-            transactionAddress = Address(
-              walletId: walletId,
-              value: possible,
-              derivationIndex: -1,
-              derivationPath: null,
-              subType: AddressSubType.nonWallet,
-              type: AddressType.nonWallet,
-              publicKey: [],
-            );
-          }
-        } else {
-          // incoming tx
-          type = TransactionType.incoming;
-          amount = amountReceivedInWallet;
-        }
-
-        final tx = Transaction(
-          walletId: walletId,
-          txid: txObject["txid"] as String,
-          timestamp: txObject["blocktime"] as int? ??
-              (DateTime.now().millisecondsSinceEpoch ~/ 1000),
-          type: type,
-          subType: TransactionSubType.none,
-          // amount may overflow. Deprecated. Use amountString
-          amount: amount.raw.toInt(),
-          amountString: amount.toJsonString(),
-          fee: fee.raw.toInt(),
-          height: txObject["height"] as int?,
-          isCancelled: false,
-          isLelantus: false,
-          slateId: null,
-          otherData: null,
-          nonce: null,
-          inputs: ins,
-          outputs: outs,
-          numberOfMessages: null,
+        InputV2 input = InputV2.isarCantDoRequiredInDefaultConstructor(
+          scriptSigHex: map["scriptSig"]?["hex"] as String?,
+          sequence: map["sequence"] as int?,
+          outpoint: outpoint,
+          valueStringSats: valueStringSats,
+          addresses: addresses,
+          witness: map["witness"] as String?,
+          coinbase: coinbase,
+          innerRedeemScriptAsm: map["innerRedeemscriptAsm"] as String?,
+          // don't know yet if wallet owns. Need addresses first
+          walletOwns: false,
         );
 
-        txnsData.add(Tuple2(tx, transactionAddress));
+        if (allAddressesSet.intersection(input.addresses.toSet()).isNotEmpty) {
+          wasSentFromThisWallet = true;
+          input = input.copyWith(walletOwns: true);
+        } else if (isMySpark) {
+          final lTags = map["lTags"] as List?;
+
+          if (lTags?.isNotEmpty == true) {
+            final List<SparkCoin> usedCoins = [];
+            for (final tag in lTags!) {
+              final components = (tag as String).split(",");
+              final x = components[0].substring(1);
+              final y = components[1].substring(0, components[1].length - 1);
+
+              final hash = LibSpark.hashTag(x, y);
+              usedCoins.addAll(sparkCoins.where((e) => e.lTagHash == hash));
+            }
+
+            if (usedCoins.isNotEmpty) {
+              input = input.copyWith(
+                addresses: usedCoins.map((e) => e.address).toList(),
+                valueStringSats: usedCoins
+                    .map((e) => e.value)
+                    .reduce((value, element) => value += element)
+                    .toString(),
+                walletOwns: true,
+              );
+              wasSentFromThisWallet = true;
+            }
+          }
+        }
+
+        inputs.add(input);
       }
+
+      final totalOut = outputs
+          .map((e) => e.value)
+          .fold(BigInt.zero, (value, element) => value + element);
+
+      TransactionType type;
+      TransactionSubType subType = TransactionSubType.none;
+
+      // TODO integrate the following with the next bit
+      if (isSparkSpend) {
+        subType = TransactionSubType.sparkSpend;
+      } else if (isSparkMint) {
+        subType = TransactionSubType.sparkMint;
+      } else if (isMint) {
+        subType = TransactionSubType.mint;
+      } else if (isJMint) {
+        subType = TransactionSubType.join;
+      }
+
+      // at least one input was owned by this wallet
+      if (wasSentFromThisWallet) {
+        type = TransactionType.outgoing;
+
+        if (wasReceivedInThisWallet) {
+          if (changeAmountReceivedInThisWallet + amountReceivedInThisWallet ==
+              totalOut) {
+            // definitely sent all to self
+            type = TransactionType.sentToSelf;
+          } else if (amountReceivedInThisWallet == BigInt.zero) {
+            // most likely just a typical send
+            // do nothing here yet
+          }
+        }
+      } else if (wasReceivedInThisWallet) {
+        // only found outputs owned by this wallet
+        type = TransactionType.incoming;
+      } else {
+        Logging.instance.log(
+          "Unexpected tx found (ignoring it): $txData",
+          level: LogLevel.Error,
+        );
+        continue;
+      }
+
+      String? otherData;
+      if (anonFees != null) {
+        otherData = jsonEncode(
+          {
+            "anonFees": anonFees.toJsonString(),
+          },
+        );
+      }
+
+      final tx = TransactionV2(
+        walletId: walletId,
+        blockHash: txData["blockhash"] as String?,
+        hash: txData["hash"] as String,
+        txid: txData["txid"] as String,
+        height: txData["height"] as int?,
+        version: txData["version"] as int,
+        timestamp: txData["blocktime"] as int? ??
+            DateTime.timestamp().millisecondsSinceEpoch ~/ 1000,
+        inputs: List.unmodifiable(inputs),
+        outputs: List.unmodifiable(outputs),
+        type: type,
+        subType: subType,
+        otherData: otherData,
+      );
+
+      txns.add(tx);
     }
 
-    await mainDB.addNewTransactionData(txnsData, walletId);
+    await mainDB.updateOrPutTransactionV2s(txns);
   }
 
   @override
@@ -689,6 +551,7 @@ class FiroWallet extends Bip39HDWallet
           await mainDB.deleteWalletBlockchainData(walletId);
         }
 
+        // lelantus
         final latestSetId = await electrumXClient.getLelantusLatestCoinId();
         final setDataMapFuture = getSetDataMap(latestSetId);
         final usedSerialNumbersFuture =
@@ -696,6 +559,17 @@ class FiroWallet extends Bip39HDWallet
           coin: info.coin,
         );
 
+        // spark
+        final latestSparkCoinId = await electrumXClient.getSparkLatestCoinId();
+        final sparkAnonSetFuture = electrumXCachedClient.getSparkAnonymitySet(
+          groupId: latestSparkCoinId.toString(),
+          coin: info.coin,
+        );
+        final sparkUsedCoinTagsFuture =
+            electrumXCachedClient.getSparkUsedCoinsTags(
+          coin: info.coin,
+        );
+
         // receiving addresses
         Logging.instance.log(
           "checking receiving addresses...",
@@ -799,16 +673,29 @@ class FiroWallet extends Bip39HDWallet
         final futureResults = await Future.wait([
           usedSerialNumbersFuture,
           setDataMapFuture,
+          sparkAnonSetFuture,
+          sparkUsedCoinTagsFuture,
         ]);
 
+        // lelantus
         final usedSerialsSet = (futureResults[0] as List<String>).toSet();
         final setDataMap = futureResults[1] as Map<dynamic, dynamic>;
 
-        await recoverLelantusWallet(
-          latestSetId: latestSetId,
-          usedSerialNumbers: usedSerialsSet,
-          setDataMap: setDataMap,
-        );
+        // spark
+        final sparkAnonymitySet = futureResults[2] as Map<String, dynamic>;
+        final sparkSpentCoinTags = futureResults[3] as Set<String>;
+
+        await Future.wait([
+          recoverLelantusWallet(
+            latestSetId: latestSetId,
+            usedSerialNumbers: usedSerialsSet,
+            setDataMap: setDataMap,
+          ),
+          recoverSparkWallet(
+            anonymitySet: sparkAnonymitySet,
+            spentCoinTags: sparkSpentCoinTags,
+          ),
+        ]);
       });
 
       await refresh();

lib/wallets/wallet/wallet.dart

@@ -37,6 +37,7 @@ import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/electrumx_int
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/lelantus_interface.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/mnemonic_interface.dart';
 import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/multi_address_interface.dart';
+import 'package:stackwallet/wallets/wallet/wallet_mixin_interfaces/spark_interface.dart';
 
 abstract class Wallet<T extends CryptoCurrency> {
   // default to Transaction class. For TransactionV2 set to 2
@@ -270,7 +271,7 @@ abstract class Wallet<T extends CryptoCurrency> {
       case Coin.firo:
         return FiroWallet(CryptoCurrencyNetwork.main);
       case Coin.firoTestNet:
-        return FiroWallet(CryptoCurrencyNetwork.main);
+        return FiroWallet(CryptoCurrencyNetwork.test);
 
       case Coin.nano:
         return NanoWallet(CryptoCurrencyNetwork.main);
@@ -289,7 +290,10 @@ abstract class Wallet<T extends CryptoCurrency> {
 
   // listen to changes in db and updated wallet info property as required
   void _watchWalletInfo() {
-    _walletInfoStream = mainDB.isar.walletInfo.watchObject(_walletInfo.id);
+    _walletInfoStream = mainDB.isar.walletInfo.watchObject(
+      _walletInfo.id,
+      fireImmediately: true,
+    );
     _walletInfoStream.forEach((element) {
       if (element != null) {
         _walletInfo = element;
@@ -417,6 +421,10 @@ abstract class Wallet<T extends CryptoCurrency> {
             .checkChangeAddressForTransactions();
       }
       GlobalEventBus.instance.fire(RefreshPercentChangedEvent(0.3, walletId));
+      if (this is SparkInterface) {
+        // this should be called before updateTransactions()
+        await (this as SparkInterface).refreshSparkData();
+      }
 
       GlobalEventBus.instance.fire(RefreshPercentChangedEvent(0.50, walletId));
       final fetchFuture = updateTransactions();

lib/wallets/wallet/wallet_mixin_interfaces/electrumx_interface.dart

@@ -625,9 +625,19 @@ mixin ElectrumXInterface on Bip39HDWallet {
     // TODO: use coinlib
 
     final txb = bitcoindart.TransactionBuilder(
-      network: bitcoindart.testnet,
+      network: bitcoindart.NetworkType(
+        messagePrefix: cryptoCurrency.networkParams.messagePrefix,
+        bech32: cryptoCurrency.networkParams.bech32Hrp,
+        bip32: bitcoindart.Bip32Type(
+          public: cryptoCurrency.networkParams.pubHDPrefix,
+          private: cryptoCurrency.networkParams.privHDPrefix,
+        ),
+        pubKeyHash: cryptoCurrency.networkParams.p2pkhPrefix,
+        scriptHash: cryptoCurrency.networkParams.p2shPrefix,
+        wif: cryptoCurrency.networkParams.wifPrefix,
+      ),
     );
-    txb.setVersion(1);
+    txb.setVersion(1); // TODO possibly override this for certain coins?
 
     // Add transaction inputs
     for (var i = 0; i < utxoSigningData.length; i++) {
@@ -1641,7 +1651,7 @@ mixin ElectrumXInterface on Bip39HDWallet {
 
   @override
   Future<void> updateUTXOs() async {
-    final allAddresses = await fetchAllOwnAddresses();
+    final allAddresses = await fetchAddressesForElectrumXScan();
 
     try {
       final fetchedUtxoList = <List<Map<String, dynamic>>>[];
@@ -1856,7 +1866,7 @@ mixin ElectrumXInterface on Bip39HDWallet {
   int estimateTxFee({required int vSize, required int feeRatePerKB});
   Amount roughFeeEstimate(int inputCount, int outputCount, int feeRatePerKB);
 
-  Future<List<Address>> fetchAllOwnAddresses();
+  Future<List<Address>> fetchAddressesForElectrumXScan();
 
   /// Certain coins need to check if the utxo should be marked
   /// as blocked as well as give a reason.

lib/wallets/wallet/wallet_mixin_interfaces/lelantus_interface.dart

@@ -1047,7 +1047,7 @@ mixin LelantusInterface on Bip39HDWallet, ElectrumXInterface {
     return mints;
   }
 
-  Future<void> anonymizeAllPublicFunds() async {
+  Future<void> anonymizeAllLelantus() async {
     try {
       final mintResult = await _mintSelection();
 
@@ -1056,7 +1056,7 @@ mixin LelantusInterface on Bip39HDWallet, ElectrumXInterface {
       unawaited(refresh());
     } catch (e, s) {
       Logging.instance.log(
-        "Exception caught in anonymizeAllPublicFunds(): $e\n$s",
+        "Exception caught in anonymizeAllLelantus(): $e\n$s",
         level: LogLevel.Warning,
       );
       rethrow;

linux/flutter/generated_plugins.cmake

@@ -16,6 +16,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST
   coinlib_flutter
+  flutter_libsparkmobile
   tor_ffi_plugin
 )
 

macos/Podfile.lock

@@ -1,4 +1,7 @@
 PODS:
+  - coinlib_flutter (0.3.2):
+    - Flutter
+    - FlutterMacOS
   - connectivity_plus (0.0.1):
     - FlutterMacOS
     - ReachabilitySwift
@@ -22,14 +25,11 @@ PODS:
   - cw_shared_external (0.0.1):
     - cw_shared_external/Boost (= 0.0.1)
     - cw_shared_external/OpenSSL (= 0.0.1)
-    - cw_shared_external/Sodium (= 0.0.1)
     - FlutterMacOS
   - cw_shared_external/Boost (0.0.1):
     - FlutterMacOS
   - cw_shared_external/OpenSSL (0.0.1):
     - FlutterMacOS
-  - cw_shared_external/Sodium (0.0.1):
-    - FlutterMacOS
   - cw_wownero (0.0.1):
     - cw_wownero/Boost (= 0.0.1)
     - cw_wownero/OpenSSL (= 0.0.1)
@@ -55,6 +55,8 @@ PODS:
     - FlutterMacOS
   - flutter_libepiccash (0.0.1):
     - FlutterMacOS
+  - flutter_libsparkmobile (0.0.1):
+    - FlutterMacOS
   - flutter_local_notifications (0.0.1):
     - FlutterMacOS
   - flutter_secure_storage_macos (6.1.1):
@@ -74,6 +76,7 @@ PODS:
     - FlutterMacOS
   - stack_wallet_backup (0.0.1):
     - FlutterMacOS
+  - tor_ffi_plugin (0.0.1)
   - url_launcher_macos (0.0.1):
     - FlutterMacOS
   - wakelock_macos (0.0.1):
@@ -82,6 +85,7 @@ PODS:
     - FlutterMacOS
 
 DEPENDENCIES:
+  - coinlib_flutter (from `Flutter/ephemeral/.symlinks/plugins/coinlib_flutter/darwin`)
   - connectivity_plus (from `Flutter/ephemeral/.symlinks/plugins/connectivity_plus/macos`)
   - cw_monero (from `Flutter/ephemeral/.symlinks/plugins/cw_monero/macos`)
   - cw_shared_external (from `Flutter/ephemeral/.symlinks/plugins/cw_shared_external/macos`)
@@ -90,6 +94,7 @@ DEPENDENCIES:
   - device_info_plus (from `Flutter/ephemeral/.symlinks/plugins/device_info_plus/macos`)
   - devicelocale (from `Flutter/ephemeral/.symlinks/plugins/devicelocale/macos`)
   - flutter_libepiccash (from `Flutter/ephemeral/.symlinks/plugins/flutter_libepiccash/macos`)
+  - flutter_libsparkmobile (from `Flutter/ephemeral/.symlinks/plugins/flutter_libsparkmobile/macos`)
   - flutter_local_notifications (from `Flutter/ephemeral/.symlinks/plugins/flutter_local_notifications/macos`)
   - flutter_secure_storage_macos (from `Flutter/ephemeral/.symlinks/plugins/flutter_secure_storage_macos/macos`)
   - FlutterMacOS (from `Flutter/ephemeral`)
@@ -99,6 +104,7 @@ DEPENDENCIES:
   - path_provider_foundation (from `Flutter/ephemeral/.symlinks/plugins/path_provider_foundation/darwin`)
   - share_plus (from `Flutter/ephemeral/.symlinks/plugins/share_plus/macos`)
   - stack_wallet_backup (from `Flutter/ephemeral/.symlinks/plugins/stack_wallet_backup/macos`)
+  - tor_ffi_plugin (from `Flutter/ephemeral/.symlinks/plugins/tor_ffi_plugin/macos`)
   - url_launcher_macos (from `Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos`)
   - wakelock_macos (from `Flutter/ephemeral/.symlinks/plugins/wakelock_macos/macos`)
   - window_size (from `Flutter/ephemeral/.symlinks/plugins/window_size/macos`)
@@ -108,6 +114,8 @@ SPEC REPOS:
     - ReachabilitySwift
 
 EXTERNAL SOURCES:
+  coinlib_flutter:
+    :path: Flutter/ephemeral/.symlinks/plugins/coinlib_flutter/darwin
   connectivity_plus:
     :path: Flutter/ephemeral/.symlinks/plugins/connectivity_plus/macos
   cw_monero:
@@ -124,6 +132,8 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/devicelocale/macos
   flutter_libepiccash:
     :path: Flutter/ephemeral/.symlinks/plugins/flutter_libepiccash/macos
+  flutter_libsparkmobile:
+    :path: Flutter/ephemeral/.symlinks/plugins/flutter_libsparkmobile/macos
   flutter_local_notifications:
     :path: Flutter/ephemeral/.symlinks/plugins/flutter_local_notifications/macos
   flutter_secure_storage_macos:
@@ -142,6 +152,8 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/share_plus/macos
   stack_wallet_backup:
     :path: Flutter/ephemeral/.symlinks/plugins/stack_wallet_backup/macos
+  tor_ffi_plugin:
+    :path: Flutter/ephemeral/.symlinks/plugins/tor_ffi_plugin/macos
   url_launcher_macos:
     :path: Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos
   wakelock_macos:
@@ -150,25 +162,28 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/window_size/macos
 
 SPEC CHECKSUMS:
+  coinlib_flutter: 6abec900d67762a6e7ccfd567a3cd3ae00bbee35
   connectivity_plus: 18d3c32514c886e046de60e9c13895109866c747
-  cw_monero: a3442556ad3c06365c912735e4a23942a28692b1
-  cw_shared_external: 1f631d1132521baac5f4caed43176fa10d4e0d8b
-  cw_wownero: b4adb1e701fc363de27fa222fcaf4eff6f5fa63a
+  cw_monero: 7acce7238d217e3993ecac6ec2dec07be728769a
+  cw_shared_external: c6adfd29c9be4d64f84e1fa9c541ccbcbdb6b457
+  cw_wownero: bcd7f2ad6c0a3e8e2a51756fb14f0579b6f8b4ff
   desktop_drop: 69eeff437544aa619c8db7f4481b3a65f7696898
   device_info_plus: 5401765fde0b8d062a2f8eb65510fb17e77cf07f
   devicelocale: 9f0f36ac651cabae2c33f32dcff4f32b61c38225
-  flutter_libepiccash: 9113ac75dd325f8bcf00bc3ab583c7fc2780cf3c
+  flutter_libepiccash: be1560a04150c5cc85bcf08d236ec2b3d1f5d8da
+  flutter_libsparkmobile: 8ae86b0ccc7e52c9db6b53e258ee2977deb184ab
   flutter_local_notifications: 3805ca215b2fb7f397d78b66db91f6a747af52e4
   flutter_secure_storage_macos: d56e2d218c1130b262bef8b4a7d64f88d7f9c9ea
   FlutterMacOS: 8f6f14fa908a6fb3fba0cd85dbd81ec4b251fb24
   isar_flutter_libs: 43385c99864c168fadba7c9adeddc5d38838ca6a
-  lelantus: 3dfbf92b1e66b3573494dfe3d6a21c4988b5361b
+  lelantus: 308e42c5a648598936a07a234471dd8cf8e687a0
   package_info_plus: 02d7a575e80f194102bef286361c6c326e4c29ce
-  path_provider_foundation: eaf5b3e458fc0e5fbb9940fb09980e853fe058b8
+  path_provider_foundation: 29f094ae23ebbca9d3d0cec13889cd9060c0e943
   ReachabilitySwift: 985039c6f7b23a1da463388634119492ff86c825
   share_plus: 76dd39142738f7a68dd57b05093b5e8193f220f7
   stack_wallet_backup: 6ebc60b1bdcf11cf1f1cbad9aa78332e1e15778c
-  url_launcher_macos: 5335912b679c073563f29d89d33d10d459f95451
+  tor_ffi_plugin: 2566c1ed174688cca560fa0c64b7a799c66f07cb
+  url_launcher_macos: d2691c7dd33ed713bf3544850a623080ec693d95
   wakelock_macos: bc3f2a9bd8d2e6c89fee1e1822e7ddac3bd004a9
   window_size: 339dafa0b27a95a62a843042038fa6c3c48de195
 

pubspec.lock

@@ -659,6 +659,15 @@ packages:
       relative: true
     source: path
     version: "0.0.1"
+  flutter_libsparkmobile:
+    dependency: "direct main"
+    description:
+      path: "."
+      ref: "6e2b2650a84fc5832dc676f8d016e530ae77851f"
+      resolved-ref: "6e2b2650a84fc5832dc676f8d016e530ae77851f"
+      url: "https://github.com/cypherstack/flutter_libsparkmobile.git"
+    source: git
+    version: "0.0.1"
   flutter_lints:
     dependency: "direct dev"
     description:

pubspec.yaml

@@ -27,6 +27,11 @@ dependencies:
   lelantus:
     path: ./crypto_plugins/flutter_liblelantus
 
+  flutter_libsparkmobile:
+    git:
+      url: https://github.com/cypherstack/flutter_libsparkmobile.git
+      ref: d54b4a1f492e48696c3df27eb8c31131a681cbc2
+
   flutter_libmonero:
     path: ./crypto_plugins/flutter_libmonero
 
@@ -160,7 +165,11 @@ dependencies:
       url: https://github.com/cypherstack/tezart.git
       ref: 8a7070f533e63dd150edae99476f6853bfb25913
   socks5_proxy: ^1.0.3+dev.3
-  coinlib_flutter: ^1.0.0
+  coinlib_flutter:
+    git:
+      url: https://github.com/cypherstack/coinlib.git
+      path: coinlib_flutter
+      ref: 4f549b8b511a63fdc1f44796ab43b10f586635cd
   convert: ^3.1.1
   flutter_hooks: ^0.20.3
   meta: ^1.9.1

test/cached_electrumx_test.mocks.dart

@@ -384,7 +384,7 @@ class MockElectrumXClient extends _i1.Mock implements _i4.ElectrumXClient {
             _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i5.Future<Map<String, dynamic>>);
   @override
-  _i5.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i5.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -397,9 +397,8 @@ class MockElectrumXClient extends _i1.Mock implements _i4.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i5.Future<Map<String, dynamic>>);
+        returnValue: _i5.Future<Set<String>>.value(<String>{}),
+      ) as _i5.Future<Set<String>>);
   @override
   _i5.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,

test/screen_tests/settings_view/settings_subviews/wallet_settings_view_screen_test.mocks.dart

@@ -74,6 +74,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i5.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -125,6 +144,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i5.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i5.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/bitcoin/bitcoin_wallet_test.mocks.dart

@@ -381,7 +381,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
-  _i4.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -394,9 +394,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i4.Future<Map<String, dynamic>>);
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
   @override
   _i4.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -516,6 +515,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i6.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -567,6 +585,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i6.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i6.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/bitcoincash/bitcoincash_wallet_test.mocks.dart

@@ -381,7 +381,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
-  _i4.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -394,9 +394,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i4.Future<Map<String, dynamic>>);
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
   @override
   _i4.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -516,6 +515,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i6.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -567,6 +585,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i6.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i6.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/dogecoin/dogecoin_wallet_test.mocks.dart

@@ -381,7 +381,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
-  _i4.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -394,9 +394,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i4.Future<Map<String, dynamic>>);
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
   @override
   _i4.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -516,6 +515,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i6.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -567,6 +585,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i6.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i6.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/firo/firo_wallet_test.mocks.dart

@@ -411,7 +411,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i5.Future<Map<String, dynamic>>);
   @override
-  _i5.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i5.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -424,9 +424,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i5.Future<Map<String, dynamic>>);
+        returnValue: _i5.Future<Set<String>>.value(<String>{}),
+      ) as _i5.Future<Set<String>>);
   @override
   _i5.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -546,6 +545,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i5.Future<Map<String, dynamic>>);
   @override
+  _i5.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i7.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i5.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i5.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -597,6 +615,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i5.Future<List<String>>.value(<String>[]),
       ) as _i5.Future<List<String>>);
   @override
+  _i5.Future<Set<String>> getSparkUsedCoinsTags({required _i7.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i5.Future<Set<String>>.value(<String>{}),
+      ) as _i5.Future<Set<String>>);
+  @override
   _i5.Future<void> clearSharedTransactionCache({required _i7.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/namecoin/namecoin_wallet_test.mocks.dart

@@ -381,7 +381,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
-  _i4.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -394,9 +394,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i4.Future<Map<String, dynamic>>);
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
   @override
   _i4.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -516,6 +515,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i6.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -567,6 +585,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i6.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i6.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

test/services/coins/particl/particl_wallet_test.mocks.dart

@@ -381,7 +381,7 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
-  _i4.Future<Map<String, dynamic>> getSparkUsedCoinsTags({
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({
     String? requestID,
     required int? startNumber,
   }) =>
@@ -394,9 +394,8 @@ class MockElectrumXClient extends _i1.Mock implements _i3.ElectrumXClient {
             #startNumber: startNumber,
           },
         ),
-        returnValue:
-            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
-      ) as _i4.Future<Map<String, dynamic>>);
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
   @override
   _i4.Future<List<Map<String, dynamic>>> getSparkMintMetaData({
     String? requestID,
@@ -516,6 +515,25 @@ class MockCachedElectrumXClient extends _i1.Mock
             _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
       ) as _i4.Future<Map<String, dynamic>>);
   @override
+  _i4.Future<Map<String, dynamic>> getSparkAnonymitySet({
+    required String? groupId,
+    String? blockhash = r'',
+    required _i6.Coin? coin,
+  }) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkAnonymitySet,
+          [],
+          {
+            #groupId: groupId,
+            #blockhash: blockhash,
+            #coin: coin,
+          },
+        ),
+        returnValue:
+            _i4.Future<Map<String, dynamic>>.value(<String, dynamic>{}),
+      ) as _i4.Future<Map<String, dynamic>>);
+  @override
   String base64ToHex(String? source) => (super.noSuchMethod(
         Invocation.method(
           #base64ToHex,
@@ -567,6 +585,16 @@ class MockCachedElectrumXClient extends _i1.Mock
         returnValue: _i4.Future<List<String>>.value(<String>[]),
       ) as _i4.Future<List<String>>);
   @override
+  _i4.Future<Set<String>> getSparkUsedCoinsTags({required _i6.Coin? coin}) =>
+      (super.noSuchMethod(
+        Invocation.method(
+          #getSparkUsedCoinsTags,
+          [],
+          {#coin: coin},
+        ),
+        returnValue: _i4.Future<Set<String>>.value(<String>{}),
+      ) as _i4.Future<Set<String>>);
+  @override
   _i4.Future<void> clearSharedTransactionCache({required _i6.Coin? coin}) =>
       (super.noSuchMethod(
         Invocation.method(

windows/flutter/generated_plugins.cmake

@@ -16,6 +16,7 @@ list(APPEND FLUTTER_PLUGIN_LIST
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST
+  flutter_libsparkmobile
   tor_ffi_plugin
 )