standalone mwebd for windows

Author: julian-CStack

.gitignore

@@ -122,3 +122,6 @@ lib/wl_gen/generated/
 /linux/flutter/generated_plugins.cmake
 /windows/flutter/generated_plugins.cmake
 /macos/Flutter/GeneratedPluginRegistrant.swift
+
+/assets/windows/mwebd.exe
+/tool/build

docs/building.md

@@ -4,7 +4,7 @@ Here you will find instructions on how to install the necessary tools for buildi
 
 ## Prerequisites
 
-- The only OS supported for building Android and Linux desktop is Ubuntu 20.04.  Windows builds require using Ubuntu 20.04 on WSL2.  macOS builds for itself and iOS.  Advanced users may also be able to build on other Debian-based distributions like Linux Mint.
+- The only OS supported for building Android and Linux desktop is Ubuntu 24.04.  Windows builds require using Ubuntu 24.04 on WSL2.  macOS builds for itself and iOS.  Advanced users may also be able to build on other Debian-based distributions like Linux Mint.
 - Android setup ([Android Studio](https://developer.android.com/studio) and subsequent dependencies)
 - 100 GB of storage
 - Install go: [https://go.dev/doc/install](https://go.dev/doc/install)
@@ -77,12 +77,12 @@ pip3 install --upgrade meson==0.64.1 markdown==3.4.1 markupsafe==2.1.1 jinja2==3
 ```
 
 ### Flutter
-Install Flutter 3.29.2 by [following their guide](https://docs.flutter.dev/get-started/install/linux/desktop?tab=download#install-the-flutter-sdk).  You can also clone https://github.com/flutter/flutter, check out the `3.29.2` tag, and add its `flutter/bin` folder to your PATH as in
+Install Flutter 3.35.7 by [following their guide](https://docs.flutter.dev/get-started/install/linux/desktop?tab=download#install-the-flutter-sdk).  You can also clone https://github.com/flutter/flutter, check out the `3.35.7` tag, and add its `flutter/bin` folder to your PATH as in
 ```sh
 FLUTTER_DIR="$HOME/development/flutter"
 git clone https://github.com/flutter/flutter.git "$FLUTTER_DIR"
 cd "$FLUTTER_DIR"
-git checkout 3.29.2
+git checkout 3.35.7
 echo 'export PATH="$PATH:'"$FLUTTER_DIR"'/bin"' >> "$HOME/.profile"
 source "$HOME/.profile"
 flutter precache
@@ -165,6 +165,7 @@ cd scripts/windows
 ```
 
 install go in WSL [https://go.dev/doc/install](https://go.dev/doc/install) (follow linux instructions) and ensure you have `x86_64-w64-mingw32-gcc` 
+go version should be at least 1.24
 
 and use `scripts/build_app.sh` to build plugins:
 ```
@@ -292,13 +293,13 @@ If the DLLs were built on the WSL filesystem instead of on Windows, copy the res
 Frostdart will be built by the Windows host later.
 
 ### Install Flutter on Windows host
-Install Flutter 3.29.2 on your Windows host (not in WSL2) by [following their guide](https://docs.flutter.dev/get-started/install/windows/desktop?tab=download#install-the-flutter-sdk) or by cloning https://github.com/flutter/flutter, checking out the `3.29.2` tag, and adding its `flutter/bin` folder to your PATH as in
+Install Flutter 3.35.7 on your Windows host (not in WSL2) by [following their guide](https://docs.flutter.dev/get-started/install/windows/desktop?tab=download#install-the-flutter-sdk) or by cloning https://github.com/flutter/flutter, checking out the `3.35.7` tag, and adding its `flutter/bin` folder to your PATH as in
 ```bat
 @echo off
 set "FLUTTER_DIR=%USERPROFILE%\development\flutter"
 git clone https://github.com/flutter/flutter.git "%FLUTTER_DIR%"
 cd /d "%FLUTTER_DIR%"
-git checkout 3.29.2
+git checkout 3.35.7
 setx PATH "%PATH%;%FLUTTER_DIR%\bin"
 echo Flutter setup completed. Please restart your command prompt.
 ```

lib/app_config.dart

@@ -16,6 +16,8 @@ abstract class AppConfig {
 
   static const emptyWalletsMessage = _emptyWalletsMessage;
 
+  static const windowsMwebdExeHash = _mwebdExeHash;
+
   static String get appDefaultDataDirName => _appDataDirName;
   static String get shortDescriptionText => _shortDescriptionText;
   static String get commitHash => _commitHash;

lib/services/mwebd_service.dart

@@ -6,6 +6,7 @@ import 'dart:math';
 import 'package:mutex/mutex.dart';
 import 'package:mweb_client/mweb_client.dart';
 
+import '../utilities/dynamic_object.dart';
 import '../utilities/logger.dart';
 import '../utilities/prefs.dart';
 import '../utilities/stack_file_system.dart';
@@ -24,10 +25,7 @@ final class MwebdService {
     CryptoCurrencyNetwork.test4 => throw UnimplementedError(),
   };
 
-  final Map<
-    CryptoCurrencyNetwork,
-    ({OpaqueMwebdServer server, MwebClient client})
-  >
+  final Map<CryptoCurrencyNetwork, ({DynamicObject server, MwebClient client})>
   _map = {};
 
   late final StreamSubscription<TorConnectionStatusChangedEvent>
@@ -178,9 +176,9 @@ final class MwebdService {
   }
 
   /// Get server status. Returns null if no server was initialized.
-  Future<Status?> getServerStatus(CryptoCurrencyNetwork net) {
-    return _updateLock.protect(() {
-      return mwebdServerInterface.getServerStatus(_map[net]?.server);
+  Future<StatusResponse?> getServerStatus(CryptoCurrencyNetwork net) {
+    return _updateLock.protect(() async {
+      return _map[net]?.client.status(StatusRequest());
     });
   }
 

lib/utilities/dynamic_object.dart

@@ -0,0 +1,25 @@
+class DynamicObjectTypeException implements Exception {
+  final Type actual, expected;
+
+  DynamicObjectTypeException({required this.actual, required this.expected});
+
+  @override
+  String toString() =>
+      "DynamicObjectException: Found $actual, expected $expected";
+}
+
+class DynamicObject {
+  final Object _value;
+
+  DynamicObject(this._value);
+
+  T get<T>() {
+    if (_value is T) return _value as T;
+    throw DynamicObjectTypeException(actual: _value.runtimeType, expected: T);
+  }
+
+  T? getIfMatch<T>() {
+    if (_value is T) return _value as T;
+    return null;
+  }
+}

lib/wl_gen/interfaces/mwebd_server_interface.dart

@@ -1,11 +1,12 @@
+import '../../utilities/dynamic_object.dart';
 import '../../wallets/crypto_currency/crypto_currency.dart';
 
 export '../generated/mwebd_server_interface_impl.dart';
 
 abstract class MwebdServerInterface {
   const MwebdServerInterface();
 
-  Future<({OpaqueMwebdServer server, int port})> createAndStartServer(
+  Future<({DynamicObject server, int port})> createAndStartServer(
     CryptoCurrencyNetwork net, {
     required String chain,
     required String dataDir,
@@ -15,58 +16,6 @@ abstract class MwebdServerInterface {
   });
 
   Future<({String chain, String dataDir, String peer})> stopServer(
-    OpaqueMwebdServer server,
+    DynamicObject server,
   );
-
-  Future<Status?> getServerStatus(OpaqueMwebdServer? server);
-}
-
-// local copy
-class Status {
-  final int blockHeaderHeight;
-  final int mwebHeaderHeight;
-  final int mwebUtxosHeight;
-  final int blockTime;
-
-  Status({
-    required this.blockHeaderHeight,
-    required this.mwebHeaderHeight,
-    required this.mwebUtxosHeight,
-    required this.blockTime,
-  });
-
-  @override
-  String toString() {
-    return 'Status('
-        'blockHeaderHeight: $blockHeaderHeight, '
-        'mwebHeaderHeight: $mwebHeaderHeight, '
-        'mwebUtxosHeight: $mwebUtxosHeight, '
-        'blockTime: $blockTime'
-        ')';
-  }
-
-  @override
-  bool operator ==(Object other) =>
-      identical(this, other) ||
-      other is Status &&
-          blockHeaderHeight == other.blockHeaderHeight &&
-          mwebHeaderHeight == other.mwebHeaderHeight &&
-          mwebUtxosHeight == other.mwebUtxosHeight &&
-          blockTime == other.blockTime;
-
-  @override
-  int get hashCode => Object.hash(
-    blockHeaderHeight,
-    mwebHeaderHeight,
-    mwebUtxosHeight,
-    blockTime,
-  );
-}
-
-final class OpaqueMwebdServer {
-  final Object _value;
-
-  const OpaqueMwebdServer(this._value);
-
-  T get<T>() => _value as T;
 }

pubspec.lock

@@ -623,10 +623,10 @@ packages:
     dependency: "direct main"
     description:
       name: cs_wownero_flutter_libs
-      sha256: "68b6c682c6cce0915418aa6b01b137ef77652932f8b3fb1bc868bfd20d15c562"
+      sha256: ba1156d015a9f75c841f927ff2ce6565cd7cd37f15aaedd9aaf36703453a9884
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.0"
+    version: "2.0.3"
   cs_wownero_flutter_libs_android:
     dependency: transitive
     description:
@@ -663,18 +663,18 @@ packages:
     dependency: transitive
     description:
       name: cs_wownero_flutter_libs_ios
-      sha256: f80dd0164902565d4fd0058da5be446a3ea5eaee2ca8651289a35d7fc93f3ca4
+      sha256: "9ffd158469a0a45668d89ce56b90e846dd823ffd44ee6997b50b76129e6f613c"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.3.0"
   cs_wownero_flutter_libs_linux:
     dependency: transitive
     description:
       name: cs_wownero_flutter_libs_linux
-      sha256: b60a700f0ef676405bfa67793fb7431f7d2ffbaccc1f6ad69001da0c2e0a07b0
+      sha256: "441c9a7b28e28434942709915e6a54ea2392b3261f90c116e03b27b02fce7492"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.0"
+    version: "1.4.0"
   cs_wownero_flutter_libs_macos:
     dependency: transitive
     description:

scripts/app_config/configure_campfire.sh

@@ -63,6 +63,8 @@ const _appDataDirName = "campfire";
 const _shortDescriptionText = "Your privacy. Your wallet. Your Firo.";
 const _commitHash = "$BUILT_COMMIT_HASH";
 
+const _mwebdExeHash = "";
+
 const Set<AppFeature> _features = {
   AppFeature.tor,
   AppFeature.swap

scripts/app_config/configure_stack_duo.sh

@@ -59,6 +59,8 @@ const _appDataDirName = "stackduo";
 const _shortDescriptionText = "An open-source, multicoin wallet for everyone";
 const _commitHash = "$BUILT_COMMIT_HASH";
 
+const _mwebdExeHash = "";
+
 const Set<AppFeature> _features = {
   AppFeature.themeSelection,
   AppFeature.buy,

scripts/app_config/configure_stack_wallet.sh

@@ -50,6 +50,16 @@ dart "${APP_PROJECT_ROOT_DIR}/tool/gen_interfaces.dart" \
       XEL \
       FROST
 
+
+MWEBD_EXE_SHA256=""
+if  [[ "$1" == "windows" ]]; then
+  dart "${APP_PROJECT_ROOT_DIR}/tool/build_standalone_mwebd_windows.dart"
+  MWEBD_EXE_SHA256="$(sha256sum "${APP_PROJECT_ROOT_DIR}/assets/windows/mwebd.exe" | awk '{print $1}')"
+  dart "${APP_PROJECT_ROOT_DIR}/tool/process_pubspec_deps.dart" \
+        "${PUBSPEC_FILE}" MWEBDEXE
+fi
+
+
 export INCLUDE_EPIC_SO="ON"
 export INCLUDE_MWC_SO="ON"
 
@@ -73,6 +83,8 @@ const _appDataDirName = "stackwallet";
 const _shortDescriptionText = "An open-source, multicoin wallet for everyone";
 const _commitHash = "$BUILT_COMMIT_HASH";
 
+const _mwebdExeHash = "$MWEBD_EXE_SHA256";
+
 const Set<AppFeature> _features = {
   AppFeature.themeSelection,
   AppFeature.buy,