Modify light wallet feature

Light wallet feature mostly depends on wallet's source code, which is
already modified.

Sources/Stratis.Bitcoin.Features.LightWallet/DeStreamFullNodeBuilderLightWalletExtension.cs

+using Microsoft.Extensions.DependencyInjection;
+using Stratis.Bitcoin.Builder;
+using Stratis.Bitcoin.Features.Consensus;
+using Stratis.Bitcoin.Features.LightWallet.Broadcasting;
+using Stratis.Bitcoin.Features.Notifications;
+using Stratis.Bitcoin.Features.Wallet;
+using Stratis.Bitcoin.Features.Wallet.Broadcasting;
+using Stratis.Bitcoin.Features.Wallet.Controllers;
+using Stratis.Bitcoin.Features.Wallet.Interfaces;
+using Stratis.Bitcoin.Interfaces;
+using Stratis.Bitcoin.Utilities;
+
+namespace Stratis.Bitcoin.Features.LightWallet
+{
+    public static class DeStreamFullNodeBuilderLightWalletExtension
+    {
+        public static IFullNodeBuilder UseDeStreamLightWallet(this IFullNodeBuilder fullNodeBuilder)
+        {
+            fullNodeBuilder.ConfigureFeature(features =>
+            {
+                // Required to GetStakeMinConfirmations
+                fullNodeBuilder.Network.Consensus.Options = new DeStreamPosConsensusOptions();
+
+                features
+                    .AddFeature<LightWalletFeature>()
+                    .DependOn<BlockNotificationFeature>()
+                    .DependOn<TransactionNotificationFeature>()
+                    .FeatureServices(services =>
+                    {
+                        services.AddSingleton<IWalletSyncManager, DeStreamLightWalletSyncManager>();
+                        services.AddSingleton<IWalletTransactionHandler, DeStreamWalletTransactionHandler>();
+                        services.AddSingleton<IDeStreamWalletManager, DeStreamWalletManager>();
+                        services.AddSingleton<IWalletManager>(p => p.GetService<IDeStreamWalletManager>());
+                        if (fullNodeBuilder.Network.IsBitcoin())
+                            services.AddSingleton<IWalletFeePolicy, LightWalletBitcoinExternalFeePolicy>();
+                        else
+                            services.AddSingleton<IWalletFeePolicy, LightWalletFixedFeePolicy>();
+                        services.AddSingleton<WalletController>();
+                        services.AddSingleton<DeStreamWalletController>();
+                        services.AddSingleton<IBroadcasterManager, LightWalletBroadcasterManager>();
+                        services.AddSingleton<BroadcasterBehavior>();
+                        services.AddSingleton<IInitialBlockDownloadState, LightWalletInitialBlockDownloadState>();
+                        services.AddSingleton<WalletSettings>();
+                    });
+            });
+
+            return fullNodeBuilder;
+        }
+    }
+}
\ No newline at end of file

Sources/Stratis.Bitcoin.Features.LightWallet/DeStreamLightWalletSyncManager.cs

+using Microsoft.Extensions.Logging;
+using NBitcoin;
+using Stratis.Bitcoin.Features.Notifications.Interfaces;
+using Stratis.Bitcoin.Features.Wallet.Interfaces;
+using Stratis.Bitcoin.Signals;
+using Stratis.Bitcoin.Utilities;
+
+namespace Stratis.Bitcoin.Features.LightWallet
+{
+    public class DeStreamLightWalletSyncManager : LightWalletSyncManager
+    {
+        private readonly IDeStreamWalletManager _deStreamWalletManager;
+
+        public DeStreamLightWalletSyncManager(ILoggerFactory loggerFactory, ConcurrentChain chain, Network network,
+            IBlockNotification blockNotification, ISignals signals, INodeLifetime nodeLifetime,
+            IAsyncLoopFactory asyncLoopFactory, IDeStreamWalletManager deStreamWalletManager) : base(loggerFactory,
+            deStreamWalletManager, chain, network, blockNotification, signals, nodeLifetime, asyncLoopFactory)
+        {
+            this._deStreamWalletManager = deStreamWalletManager;
+        }
+
+        public override void SyncFromHeight(int height)
+        {
+            base.SyncFromHeight(height);
+
+            // Wallet's initial state - height 0 and no blocks processed,
+            // but there may be transactions at height 0.
+            // This function is called with next unprocessed block height,
+            // so, processing of genesis block is required on height = 1.
+            if (height > 1) return;
+
+            this._deStreamWalletManager.ProcessGenesisBlock();
+            this.logger.LogTrace("Genesis block processed");
+        }
+    }
+}
\ No newline at end of file

Sources/Stratis.Bitcoin.Features.LightWallet/LightWalletSyncManager.cs

@@ -26,7 +26,7 @@ namespace Stratis.Bitcoin.Features.LightWallet
 
         private readonly IBlockNotification blockNotification;
 
-        private readonly ILogger logger;
+        protected readonly ILogger logger;
 
         private readonly ISignals signals;
 
@@ -278,7 +278,7 @@ namespace Stratis.Bitcoin.Features.LightWallet
         }
 
         /// <inheritdoc />
-        public void SyncFromHeight(int height)
+        public virtual void SyncFromHeight(int height)
         {
             this.logger.LogTrace("({0}:'{1}')", nameof(height), height);
 

Sources/Stratis.Bitcoin.Features.LightWallet/Stratis.Bitcoin.Features.LightWallet.csproj

 <Project Sdk="Microsoft.NET.Sdk">
-
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <AssemblyName>Stratis.Bitcoin.Features.LightWallet</AssemblyName>
@@ -10,21 +9,18 @@
     <Version>1.1.12-beta</Version>
     <GeneratePackageOnBuild>False</GeneratePackageOnBuild>
   </PropertyGroup>
-
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-    <DocumentationFile></DocumentationFile>
+    <DocumentationFile>
+    </DocumentationFile>
   </PropertyGroup>
-
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Core" Version="2.1.1" />
     <PackageReference Include="Microsoft.AspNetCore.Mvc.Versioning" Version="2.0.0" />
   </ItemGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\NBitcoin\NBitcoin.csproj" />
     <ProjectReference Include="..\Stratis.Bitcoin.Features.Notifications\Stratis.Bitcoin.Features.Notifications.csproj" />
     <ProjectReference Include="..\Stratis.Bitcoin.Features.Wallet\Stratis.Bitcoin.Features.Wallet.csproj" />
     <ProjectReference Include="..\Stratis.Bitcoin\Stratis.Bitcoin.csproj" />
   </ItemGroup>
-
-</Project>
+</Project>
\ No newline at end of file