Feature: MimbleWimbleCoin (MWC) integration

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "crypto_plugins/frostdart"]
 	path = crypto_plugins/frostdart
 	url = https://github.com/cypherstack/frostdart
+[submodule "crypto_plugins/flutter_libmwc"]
+	path = crypto_plugins/flutter_libmwc
+	url = https://github.com/cypherstack/flutter_libmwc

README.md

@@ -15,6 +15,7 @@ Highlights include:
     - [Bitcoin Cash](https://bch.info/en/)
     - [Dogecoin](https://dogecoin.com/)
     - [Epic Cash](https://linktr.ee/epiccash)
+    - [MimbleWimbleCoin](https://mwc.mw)
     - [Ethereum](https://ethereum.org/en/)
     - [Firo](https://firo.org/)
     - [Litecoin](https://litecoin.org/)

lib/app_config.dart

@@ -1,3 +1,6 @@
+// ignore: unused_import
+import 'dart:io';
+
 import 'wallets/crypto_currency/crypto_currency.dart';
 import 'wallets/crypto_currency/intermediate/frost_currency.dart';
 

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

@@ -95,6 +95,11 @@ class TransactionV2 {
 
   bool get isEpiccashTransaction =>
       _getFromOtherData(key: TxV2OdKeys.isEpiccashTransaction) == true;
+
+  @ignore
+  bool get isMimblewimblecoinTransaction =>
+      _getFromOtherData(key: TxV2OdKeys.isMimblewimblecoinTransaction) == true;
+
   int? get numberOfMessages =>
       _getFromOtherData(key: TxV2OdKeys.numberOfMessages) as int?;
   String? get slateId => _getFromOtherData(key: TxV2OdKeys.slateId) as String?;
@@ -292,6 +297,74 @@ class TransactionV2 {
       }
     }
 
+    if (isMimblewimblecoinTransaction) {
+      if (slateId == null) {
+        return "Restored Funds";
+      }
+
+      if (isCancelled) {
+        return "Cancelled";
+      } else if (type == TransactionType.incoming) {
+        if (isConfirmed(currentChainHeight, minConfirms, minCoinbaseConfirms)) {
+          return "Received";
+        } else {
+          if (numberOfMessages == 1) {
+            return "Receiving (waiting for sender)";
+          } else if ((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 ${prettyConfirms()}";
+          }
+        }
+      } else if (type == TransactionType.outgoing) {
+        if (isConfirmed(currentChainHeight, minConfirms, minCoinbaseConfirms)) {
+          return "Sent (confirmed)";
+        } else {
+          if (numberOfMessages == 1) {
+            return "Sending (waiting for receiver)";
+          } else if ((numberOfMessages ?? 0) > 1) {
+            return "Sending (waiting for confirmations)";
+          } else {
+            return "Sending ${prettyConfirms()}";
+          }
+        }
+      }
+    }
+
+    if (isMimblewimblecoinTransaction) {
+      if (slateId == null) {
+        return "Restored Funds";
+      }
+
+      if (isCancelled) {
+        return "Cancelled";
+      } else if (type == TransactionType.incoming) {
+        if (isConfirmed(currentChainHeight, minConfirms, minCoinbaseConfirms)) {
+          return "Received";
+        } else {
+          if (numberOfMessages == 1) {
+            return "Receiving (waiting for sender)";
+          } else if ((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 ${prettyConfirms()}";
+          }
+        }
+      } else if (type == TransactionType.outgoing) {
+        if (isConfirmed(currentChainHeight, minConfirms, minCoinbaseConfirms)) {
+          return "Sent (confirmed)";
+        } else {
+          if (numberOfMessages == 1) {
+            return "Sending (waiting for receiver)";
+          } else if ((numberOfMessages ?? 0) > 1) {
+            return "Sending (waiting for confirmations)";
+          } else {
+            return "Sending ${prettyConfirms()}";
+          }
+        }
+      }
+    }
+
     if (type == TransactionType.incoming) {
       // if (_transaction.isMinting) {
       //   return "Minting";
@@ -356,6 +429,7 @@ abstract final class TxV2OdKeys {
   static const size = "size";
   static const vSize = "vSize";
   static const isEpiccashTransaction = "isEpiccashTransaction";
+  static const isMimblewimblecoinTransaction = "isMimblewimblecoinTransaction";
   static const numberOfMessages = "numberOfMessages";
   static const slateId = "slateId";
   static const onChainNote = "onChainNote";

lib/models/isar/stack_theme.dart

@@ -1943,6 +1943,7 @@ class ThemeAssets implements IThemeAssets {
   late final String wownero;
   late final String namecoin;
   late final String particl;
+  late final String mimblewimblecoin;
   late final String bitcoinImage;
   late final String bitcoincashImage;
   late final String dogecoinImage;

lib/models/mwc_slatepack_models.dart

@@ -0,0 +1,116 @@
+class SlatepackResult {
+  final bool success;
+  final String? error;
+  final String? slatepack;
+  final String? slateJson;
+  final bool? wasEncrypted;
+  final String? recipientAddress;
+
+  SlatepackResult({
+    required this.success,
+    this.error,
+    this.slatepack,
+    this.slateJson,
+    this.wasEncrypted,
+    this.recipientAddress,
+  });
+
+  @override
+  String toString() {
+    return "SlatepackResult("
+        "success: $success, "
+        "error: $error, "
+        "slatepack: $slatepack, "
+        "slateJson: $slateJson, "
+        "wasEncrypted: $wasEncrypted, "
+        "recipientAddress: $recipientAddress"
+        ")";
+  }
+}
+
+class SlatepackDecodeResult {
+  final bool success;
+  final String? error;
+  final String? slateJson;
+  final bool? wasEncrypted;
+  final String? senderAddress;
+  final String? recipientAddress;
+
+  SlatepackDecodeResult({
+    required this.success,
+    this.error,
+    this.slateJson,
+    this.wasEncrypted,
+    this.senderAddress,
+    this.recipientAddress,
+  });
+
+  @override
+  String toString() {
+    return "SlatepackDecodeResult("
+        "success: $success, "
+        "error: $error, "
+        "slateJson: $slateJson, "
+        "wasEncrypted: $wasEncrypted, "
+        "senderAddress: $senderAddress, "
+        "recipientAddress: $recipientAddress"
+        ")";
+  }
+}
+
+class ReceiveResult {
+  final bool success;
+  final String? error;
+  final String? slateId;
+  final String? commitId;
+  final String? responseSlatepack;
+  final bool? wasEncrypted;
+  final String? recipientAddress;
+
+  ReceiveResult({
+    required this.success,
+    this.error,
+    this.slateId,
+    this.commitId,
+    this.responseSlatepack,
+    this.wasEncrypted,
+    this.recipientAddress,
+  });
+
+  @override
+  String toString() {
+    return "ReceiveResult("
+        "success: $success, "
+        "error: $error, "
+        "slateId: $slateId, "
+        "commitId: $commitId, "
+        "responseSlatepack: $responseSlatepack, "
+        "wasEncrypted: $wasEncrypted, "
+        "recipientAddress: $recipientAddress"
+        ")";
+  }
+}
+
+class FinalizeResult {
+  final bool success;
+  final String? error;
+  final String? slateId;
+  final String? commitId;
+
+  FinalizeResult({
+    required this.success,
+    this.error,
+    this.slateId,
+    this.commitId,
+  });
+
+  @override
+  String toString() {
+    return "FinalizeResult("
+        "success: $success, "
+        "error: $error, "
+        "slateId: $slateId, "
+        "commitId: $commitId"
+        ")";
+  }
+}

lib/models/mwcmqs_config_model.dart

@@ -0,0 +1,89 @@
+/* 
+ * 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 'dart:convert';
+
+import 'package:hive/hive.dart';
+
+import 'mwcmqs_server_model.dart';
+
+part 'type_adaptors/mwcmqs_config_model.g.dart';
+
+@HiveType(typeId: 82)
+class MwcMqsConfigModel {
+  @HiveField(1)
+  final String host;
+  @HiveField(2)
+  final int? port;
+
+  MwcMqsConfigModel({
+    required this.host,
+    this.port
+  });
+
+  MwcMqsConfigModel copyWith({
+    int? port,
+    bool? protocolInsecure,
+  }) {
+    return MwcMqsConfigModel(
+      host: host,
+      port: this.port ?? 443,
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    final Map<String, dynamic> map = {};
+    map['mwcmqs_domain'] = host;
+    map['mwcmqs_port'] = port;
+    return map;
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'mwcmqs_domain': host,
+      'mwcmqs_port': port,
+    };
+  }
+
+  @override
+  String toString() {
+    return json.encode(toJson());
+  }
+
+  static MwcMqsConfigModel fromString(String MwcMqsConfigString) {
+    final dynamic _mwcmqs = json.decode(MwcMqsConfigString);
+
+    final oldDomain = _mwcmqs["domain"] ?? "empty";
+    if (oldDomain != "empty") {
+      _mwcmqs['mwcmqs_domain'] = _mwcmqs['domain'];
+    }
+    final oldPort = _mwcmqs["port"] ?? "empty";
+    if (oldPort != "empty") {
+      _mwcmqs['mwcmqs_port'] = _mwcmqs['port'];
+    }
+
+
+    return MwcMqsConfigModel(
+      host: _mwcmqs['mwcmqs_domain'] as String,
+      port: _mwcmqs['mwcmqs_port'] as int
+    );
+  }
+
+  static MwcMqsConfigModel fromServer(
+    MwcMqsServerModel server, {
+    bool? protocolInsecure,
+    int? addressIndex,
+  }) {
+    return MwcMqsConfigModel(
+      host: server.host,
+      port: server.port ?? 443
+    );
+  }
+}