Release 20251112

Directory.Packages.props

@@ -6,6 +6,7 @@
   <ItemGroup>
     <!-- AspNetCore. -->
     <PackageVersion Include="Markdown.Avalonia" Version="11.0.3-a1" />
+    <PackageVersion Include="Microsoft.AspNetCore.ResponseCompression" Version="2.3.0" />
     <PackageVersion Include="Microsoft.AspNetCore.WebUtilities" Version="8.0.19" />
     <PackageVersion Include="Microsoft.Extensions.Caching.Abstractions" Version="8.0.0" />
     <PackageVersion Include="Microsoft.Extensions.Caching.Memory" Version="8.0.1" />

GingerCommon/Crypto/Random/DeterministicRandom.cs

@@ -42,6 +42,14 @@ public DeterministicRandom(byte[] seed)
 		_s3 = BinaryPrimitives.ReadUInt64LittleEndian(new ReadOnlySpan<byte>(seed, 24, 8));
 	}
 
+	public DeterministicRandom(ReadOnlySpan<byte> seed)
+	{
+		_s0 = BinaryPrimitives.ReadUInt64LittleEndian(seed);
+		_s1 = BinaryPrimitives.ReadUInt64LittleEndian(seed[8..]);
+		_s2 = BinaryPrimitives.ReadUInt64LittleEndian(seed[16..]);
+		_s3 = BinaryPrimitives.ReadUInt64LittleEndian(seed[24..]);
+	}
+
 	public override void GetBytes(Span<byte> buffer)
 	{
 		int idx = 0, sizeFull = buffer.Length, size8 = sizeFull & ~7;

GingerCommon/Crypto/Random/GingerRandom.cs

@@ -50,4 +50,19 @@ public virtual long GetInt64(long fromInclusive, long toExclusive)
 
 		return fromInclusive + (long)high;
 	}
+
+	public string GetString(int len, string chars)
+	{
+		if (string.IsNullOrEmpty(chars))
+		{
+			throw new ArgumentException($"{nameof(chars)} is empty");
+		}
+
+		Span<char> rndChars = len <= 256 ? stackalloc char[len] : new char[len];
+		for (int idx = 0; idx < len; idx++)
+		{
+			rndChars[idx] = chars[GetInt(0, chars.Length)];
+		}
+		return new string(rndChars);
+	}
 }

GingerCommon/Crypto/Random/RandomExtensions.cs

@@ -1,4 +1,7 @@
+using System;
 using System.Collections.Generic;
+using System.Security.Cryptography;
+using System.Text;
 
 namespace GingerCommon.Crypto.Random;
 
@@ -17,4 +20,14 @@ public static IList<T> Shuffle<T>(this IList<T> list, GingerRandom random)
 		}
 		return list;
 	}
+
+	public static void GenerateSeed(Span<byte> seed, ReadOnlySpan<byte> seedArray)
+	{
+		SHA256.HashData(seedArray, seed);
+	}
+
+	public static void GenerateSeed(Span<byte> seed, string seedString)
+	{
+		SHA256.HashData(Encoding.UTF8.GetBytes(seedString), seed);
+	}
 }

GingerCommon/Static/JsonUtils.cs

@@ -1,8 +1,41 @@
+using GingerCommon.Logging;
+using System;
 using System.Text.Json;
 
 namespace GingerCommon.Static;
 
 public static class JsonUtils
 {
 	public static readonly JsonSerializerOptions OptionCaseInsensitive = new() { PropertyNameCaseInsensitive = true };
+
+	public static string Serialize<TRequest>(TRequest obj)
+	{
+		return Serialize(obj, OptionCaseInsensitive);
+	}
+
+	public static string Serialize<TRequest>(TRequest obj, JsonSerializerOptions options)
+	{
+		try
+		{
+			return JsonSerializer.Serialize(obj, options);
+		}
+		catch
+		{
+			Logger.LogDebug($"Failed to serialize {typeof(TRequest)} from obj '{obj}'");
+			throw;
+		}
+	}
+
+	public static TResponse Deserialize<TResponse>(string jsonString)
+	{
+		try
+		{
+			return JsonSerializer.Deserialize<TResponse>(jsonString, OptionCaseInsensitive) ?? throw new InvalidOperationException("Deserialization error");
+		}
+		catch
+		{
+			Logger.LogDebug($"Failed to deserialize {typeof(TResponse)} from json '{jsonString}'");
+			throw;
+		}
+	}
 }

WalletWasabi.Backend/Startup.cs

@@ -152,7 +152,7 @@ public virtual void AddExtraServices(IServiceCollection services, string dataDir
 	}
 
 	[SuppressMessage("Style", "IDE0060:Remove unused parameter", Justification = "This method gets called by the runtime. Use this method to configure the HTTP request pipeline")]
-	public void Configure(IApplicationBuilder app, IWebHostEnvironment env, Global global)
+	public virtual void Configure(IApplicationBuilder app, IWebHostEnvironment env, Global global)
 	{
 		// Enable middleware to serve generated Swagger as a JSON endpoint.
 		app.UseSwagger();

WalletWasabi.Backend/WalletWasabi.Backend.csproj

@@ -3,11 +3,11 @@
 	<PropertyGroup>
 		<DisableImplicitNamespaceImports>true</DisableImplicitNamespaceImports>
 		<NoWarn>1701;1702;1705;1591;1573;CA1031;CA1822</NoWarn>
-		<Product>WalletWasabiApi</Product>
+		<Product>GingerWalletApi</Product>
 		<Copyright>MIT</Copyright>
-		<PackageTags>walletwasabi, wasabiwallet, wasabi, wallet, bitcoin, nbitcoin, tor, zerolink, wabisabi, coinjoin, fungibility, privacy, anonymity</PackageTags>
+		<PackageTags>gingerwallet, ginger, wallet, bitcoin, nbitcoin, tor, zerolink, wabisabi, coinjoin, fungibility, privacy, anonymity</PackageTags>
 		<RepositoryType>Git</RepositoryType>
-		<RepositoryUrl>https://github.com/zkSNACKs/WalletWasabi/</RepositoryUrl>
+		<RepositoryUrl>https://github.com/GingerPrivacy/GingerBackend/</RepositoryUrl>
 		<PathMap>$(MSBuildProjectDirectory)\=WalletWasabi.Backend</PathMap>
 		<DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
 		<StaticWebAssetsEnabled>false</StaticWebAssetsEnabled>
@@ -34,6 +34,7 @@
 	</PropertyGroup>
 
 	<ItemGroup>
+		<PackageReference Include="Microsoft.AspNetCore.ResponseCompression" />
 		<PackageReference Include="Swashbuckle.AspNetCore" />
 		<PackageReference Include="Microsoft.AspNetCore.Mvc.NewtonsoftJson" />
 		<PackageReference Include="System.Text.Json" />

WalletWasabi.Daemon/Global.cs

@@ -37,6 +37,7 @@
 using WalletWasabi.Models;
 using WalletWasabi.Daemon.BuySell;
 using WalletWasabi.Daemon.FeeRateProviders;
+using WalletWasabi.SecretHunt;
 
 namespace WalletWasabi.Daemon;
 
@@ -91,7 +92,7 @@ public Global(string dataDir, string configFilePath, Config config, UiConfig uiC
 		UpdateManager = new(DataDir, Config.DownloadNewVersion, HttpClientFactory.NewHttpClient(Mode.DefaultCircuit, maximumRedirects: 10), updateChecker);
 		TorStatusChecker = new TorStatusChecker(TimeSpan.FromHours(6), HttpClientFactory.NewHttpClient(Mode.DefaultCircuit));
 
-		RoundStateUpdaterCircuit = new PersonCircuit();
+		RoundStateUpdaterCircuit = new();
 
 		Cache = new MemoryCache(new MemoryCacheOptions
 		{
@@ -189,6 +190,7 @@ public Global(string dataDir, string configFilePath, Config config, UiConfig uiC
 	public Uri? OnionServiceUri { get; private set; }
 
 	private PersonCircuit RoundStateUpdaterCircuit { get; }
+
 	private AllTransactionStore AllTransactionStore { get; }
 	private IndexStore IndexStore { get; }
 
@@ -405,6 +407,8 @@ private void RegisterCoinJoinComponents()
 		Tor.Http.IHttpClient roundStateUpdaterHttpClient = CoordinatorHttpClientFactory.NewHttpClient(Mode.SingleCircuitPerLifetime, RoundStateUpdaterCircuit);
 		HostedServices.Register<RoundStateUpdater>(() => new RoundStateUpdater(TimeSpan.FromSeconds(0.1), allowedCoordinationIdentifiers, new WabiSabiHttpApiClient(roundStateUpdaterHttpClient)), "Round info updater");
 
+		HostedServices.Register<SecretHuntUpdater>(() => new SecretHuntUpdater(WalletManager, TimeSpan.FromSeconds(0.1), CoordinatorHttpClientFactory, HostedServices.Get<RoundStateUpdater>()), "Secret Hunt updater");
+
 		var coinJoinConfiguration = new CoinJoinConfiguration(Config.CoordinatorIdentifier, Config.MaxCoordinationFeeRate, Config.MaxCoinjoinMiningFeeRate, Config.AbsoluteMinInputCount, AllowSoloCoinjoining: false);
 		HostedServices.Register<CoinJoinManager>(() => new CoinJoinManager(WalletManager, HostedServices.Get<RoundStateUpdater>(), CoordinatorHttpClientFactory, HostedServices.Get<WasabiSynchronizer>(), coinJoinConfiguration, CoinPrison), "CoinJoin Manager");
 	}

WalletWasabi.Fluent/Extensions/DateTimeExtensions.cs

@@ -9,6 +9,11 @@ public static string ToUserFacingString(this DateTime value, bool withTime = tru
 		return value.ToString(withTime ? "HH:mm MMMM d, yyyy" : "MMMM d, yyyy", Resources.Culture);
 	}
 
+	public static string ToUserFacingStringFixLength(this DateTime value, bool withTime = true)
+	{
+		return value.ToString(withTime ? "HH:mm MMM dd, yyyy" : "MMM dd, yyyy", Resources.Culture);
+	}
+
 	public static string ToUserFacingFriendlyString(this DateTime value)
 	{
 		if (value.Date == DateTime.Today)

WalletWasabi.Fluent/Extensions/DateTimeOffsetExtensions.cs

@@ -6,6 +6,8 @@ public static class DateTimeOffsetExtensions
 {
 	public static string ToUserFacingString(this DateTimeOffset value, bool withTime = true) => value.DateTime.ToUserFacingString(withTime);
 
+	public static string ToUserFacingStringFixLength(this DateTimeOffset value, bool withTime = true) => value.DateTime.ToUserFacingStringFixLength(withTime);
+
 	public static string ToUserFacingFriendlyString(this DateTimeOffset value) => value.DateTime.ToUserFacingFriendlyString();
 
 	public static string ToOnlyTimeString(this DateTimeOffset value) => value.ToString("HH:mm", CultureInfo.InvariantCulture);

WalletWasabi.Fluent/HomeScreen/Wallets/ViewModels/WalletViewModel.cs

@@ -131,6 +131,8 @@ public WalletViewModel(WalletModel walletModel, Wallet wallet)
 
 		SignMessageCommand = ReactiveCommand.Create(() => UiContext.Navigate().To().SignMessage(WalletModel));
 
+		SecretHuntCommand = ReactiveCommand.Create(() => UiContext.Navigate().To().SecretHunt(WalletModel));
+
 		CoinjoinPlayerViewModel = new CoinjoinPlayerViewModel(WalletModel, Settings);
 
 		Tiles = GetTiles().ToList();
@@ -179,6 +181,8 @@ public WalletViewModel(WalletModel walletModel, Wallet wallet)
 
 	public ICommand SignMessageCommand { get; private set; }
 
+	public ICommand SecretHuntCommand { get; private set; }
+
 	public ICommand WalletSettingsCommand { get; private set; }
 
 	public ICommand WalletStatsCommand { get; private set; }
@@ -278,7 +282,8 @@ private ISearchItem CreateSendItem()
 		{
 			SendCommand.ExecuteIfCan();
 			return Task.CompletedTask;
-		}, Resources.Wallet, Resources.AboutViewModelKeywords.ToKeywords()) { Icon = "wallet_action_send", IsDefault = true, Priority = 1 };
+		}, Resources.Wallet, Resources.AboutViewModelKeywords.ToKeywords())
+		{ Icon = "wallet_action_send", IsDefault = true, Priority = 1 };
 	}
 
 	private IEnumerable<ActivatableViewModel> GetTiles()

WalletWasabi.Fluent/HomeScreen/Wallets/Views/WalletView.axaml

@@ -52,6 +52,15 @@
                   </MultiBinding>
                 </Separator.IsVisible>
               </Separator>
+              <MenuItem Header="{x:Static lang:Resources.SecretHuntViewModelTitle}"
+                        Command="{Binding SecretHuntCommand}">
+                <MenuItem.IsVisible>
+                  <Binding Path="WalletModel.IsWatchOnlyWallet" Converter="{x:Static BoolConverters.Not}" />
+                </MenuItem.IsVisible>
+                <MenuItem.Icon>
+                  <PathIcon Data="{StaticResource info_regular}" />
+                </MenuItem.Icon>
+              </MenuItem>
               <MenuItem Header="{x:Static lang:Resources.SignMessage}"
                         Command="{Binding SignMessageCommand}">
                 <MenuItem.IsVisible>
@@ -94,7 +103,6 @@
                      Width="11" Height="11"
                      Stroke="{DynamicResource RegionBrush}" StrokeThickness="2"
                      Fill="{DynamicResource WarningMessageForeground}" />
-
           </Panel>
 
           <!-- Buy -->
@@ -121,7 +129,6 @@
                      Width="11" Height="11"
                      Stroke="{DynamicResource RegionBrush}" StrokeThickness="2"
                      Fill="{DynamicResource WarningMessageForeground}" />
-
           </Panel>
         </StackPanel>
 
@@ -183,8 +190,6 @@
             <TextBlock Text="{x:Static lang:Resources.WalletReceive}" />
           </Button>
         </StackPanel>
-
-
       </StackPanel>
     </ContentArea.TopContent>
     <DockPanel Name="Panel" VerticalAlignment="Stretch" HorizontalAlignment="Stretch">

WalletWasabi.Fluent/Models/Wallets/WalletModel.cs

@@ -8,6 +8,7 @@
 using WalletWasabi.Fluent.HomeScreen.BuySell.Models;
 using WalletWasabi.Fluent.HomeScreen.Labels.Models;
 using WalletWasabi.Fluent.Models.Transactions;
+using WalletWasabi.SecretHunt;
 using WalletWasabi.Wallets;
 
 namespace WalletWasabi.Fluent.Models.Wallets;
@@ -146,6 +147,8 @@ public PrivacySuggestionsModel GetPrivacySuggestionsModel(SendFlowModel sendFlow
 		return new PrivacySuggestionsModel(sendFlow);
 	}
 
+	public List<SecretHuntEventResultModel> GetSecretHuntResults() => Wallet.KeyManager.GetSecretHuntEventResultModelList();
+
 	public string SignMessage(string messageToSign, HdPubKey hdPubKey)
 	{
 		return Wallet.KeyChain.SignMessage(messageToSign, hdPubKey);

WalletWasabi.Fluent/Models/Wallets/WalletSettingsModel.cs

@@ -36,6 +36,7 @@ public partial class WalletSettingsModel : ReactiveObject
 	[AutoNotify] private double _valueLossRateNormal;
 	[AutoNotify] private double _targetCoinCountPerBucket;
 	[AutoNotify] private bool _useOldCoinSelectorAsFallback;
+	[AutoNotify] private bool _enableSecretHunt;
 
 	public WalletSettingsModel(KeyManager keyManager, bool isNewWallet = false, bool isCoinJoinPaused = false)
 	{
@@ -45,6 +46,7 @@ public WalletSettingsModel(KeyManager keyManager, bool isNewWallet = false, bool
 		_isDirty = isNewWallet;
 		IsCoinJoinPaused = isCoinJoinPaused;
 
+		_enableSecretHunt = _keyManager.EnableSecretHunt;
 		_autoCoinjoin = _keyManager.AutoCoinJoin;
 		_isCoinjoinProfileSelected = _keyManager.IsCoinjoinProfileSelected;
 		_preferPsbtWorkflow = _keyManager.PreferPsbtWorkflow;
@@ -73,6 +75,7 @@ public WalletSettingsModel(KeyManager keyManager, bool isNewWallet = false, bool
 		WalletType = WalletHelpers.GetType(_keyManager);
 
 		this.WhenAnyValue(
+				x => x.EnableSecretHunt,
 				x => x.AutoCoinjoin,
 				x => x.IsCoinjoinProfileSelected,
 				x => x.PreferPsbtWorkflow,
@@ -81,7 +84,7 @@ public WalletSettingsModel(KeyManager keyManager, bool isNewWallet = false, bool
 				x => x.RedCoinIsolation,
 				x => x.FeeRateMedianTimeFrameHours,
 				x => x.IsRecovering,
-				(_, _, _, _, _, _, _, _) => Unit.Default)
+				(_, _, _, _, _, _, _, _, _) => Unit.Default)
 			.Skip(1)
 			.Do(_ => SetValues())
 			.Subscribe();
@@ -132,6 +135,7 @@ public WalletId Save()
 
 	private void SetValues()
 	{
+		_keyManager.EnableSecretHunt = EnableSecretHunt;
 		_keyManager.AutoCoinJoin = AutoCoinjoin;
 		_keyManager.IsCoinjoinProfileSelected = IsCoinjoinProfileSelected;
 		_keyManager.PreferPsbtWorkflow = PreferPsbtWorkflow;

WalletWasabi.Fluent/SecretHunt/ViewModels/SecretHuntItemViewModel.cs

@@ -0,0 +1,74 @@
+using Avalonia.Controls;
+using System.Collections.ObjectModel;
+using WalletWasabi.Fluent.Extensions;
+using WalletWasabi.SecretHunt;
+
+namespace WalletWasabi.Fluent.SecretHunt.ViewModels;
+
+// Using multiple ViewModels in a tree is a pain in the neck in Avalonia, so we don't use it
+public class SecretHuntItemViewModel
+{
+	public SecretHuntItemViewModel(SecretHuntEventResultModel model, int idx)
+	{
+		if (idx >= -1)
+		{
+			ExtraSecret = idx == -1;
+			Description = idx == -1 ? (model.ExtraSecret ?? "") : model.Secrets[idx];
+			Icon = ExtraSecret ? "double_shield_regular" : "private_key_regular";
+			ToolTip = ExtraSecret ? Lang.Resources.SecretHuntExtraSecret : Lang.Resources.SecretHuntSecret;
+			return;
+		}
+
+		IsEventItem = true;
+		Id = model.Id;
+		StartDate = model.StartDate;
+		EndDate = model.EndDate;
+		Description = model.Description;
+
+		if (model.ExtraSecret is not null)
+		{
+			Secrets.Add(new(model, -1));
+		}
+		for (int secretIdx = 0, len = model.Secrets.Count; secretIdx < len; secretIdx++)
+		{
+			Secrets.Add(new(model, secretIdx));
+		}
+
+		UpdateStatus();
+	}
+
+	public void UpdateStatus()
+	{
+		if (IsEventItem)
+		{
+			bool extraSecret = Secrets.Count > 0 && Secrets[0].ExtraSecret;
+			Icon = extraSecret ? "checkmark_circle_filled" : "book_question_mark_regular";
+			ToolTip = extraSecret ? Lang.Resources.SecretHuntEventSolved : Lang.Resources.SecretHuntEventUnsolved;
+		}
+	}
+
+	private static GridLength GridEmpty = new(0);
+	private static GridLength GridDate = new(100);
+
+	public GridLength GridDateLength => IsEventItem ? GridDate : GridEmpty;
+
+	public string StartDateString => StartDate.ToUserFacingStringFixLength(false);
+	public string StartDateToolTipString => StartDate.ToUserFacingString();
+	public string EndDateString => EndDate.ToUserFacingStringFixLength(false);
+	public string EndDateToolTipString => EndDate.ToUserFacingString();
+
+	public bool ExtraSecret { get; set; } = false;
+	public bool IsEventItem { get; set; } = false;
+
+	public string Icon { get; set; } = "";
+	public string ToolTip { get; set; } = "";
+
+	// Event data
+	public string Id { get; set; } = "";
+
+	public DateTimeOffset StartDate { get; set; } = DateTimeOffset.UnixEpoch;
+	public DateTimeOffset EndDate { get; set; } = DateTimeOffset.UnixEpoch;
+	public string Description { get; set; } = "";
+
+	public ObservableCollection<SecretHuntItemViewModel> Secrets { get; set; } = [];
+}