From 67f4795cf65d6940afdac7a4a28fecea57e29104 Mon Sep 17 00:00:00 2001
From: Mino <Minoost@users.noreply.github.com>
Date: Mon, 30 Mar 2020 18:18:28 +0900
Subject: [PATCH] Download CoreLoad on Install

---
 .gitignore            |  2 ++
 build/Build.csproj    | 34 ++++++++++++++++++----------------
 build/DalamudBuild.cs | 30 ++++++++++++++++++++++++++++++
 3 files changed, 50 insertions(+), 16 deletions(-)

diff --git a/.gitignore b/.gitignore
index 8d96d9403..513cf899f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -332,3 +332,5 @@ ASALocalRun/
 
 # MFractors (Xamarin productivity tool) working folder 
 .mfractor/
+
+/lib/*
diff --git a/build/Build.csproj b/build/Build.csproj
index 73752d100..822b8f0e9 100644
--- a/build/Build.csproj
+++ b/build/Build.csproj
@@ -1,16 +1,18 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <OutputType>Exe</OutputType>
-    <TargetFramework>netcoreapp3.1</TargetFramework>
-    <NoWarn>CS0649;CS0169</NoWarn>
-    <NukeRootDirectory>..</NukeRootDirectory>
-    <NukeScriptDirectory>..</NukeScriptDirectory>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Nuke.Common" Version="0.24.4" />
-    <PackageDownload Include="GitVersion.Tool" Version="[5.1.1]" />
-  </ItemGroup>
-
-</Project>
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <NoWarn>CS0649;CS0169</NoWarn>
+    <NukeRootDirectory>..</NukeRootDirectory>
+    <NukeScriptDirectory>..</NukeScriptDirectory>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Nuke.Common" Version="0.24.4" />
+    <PackageDownload Include="GitVersion.Tool" Version="[5.1.1]" />
+    <PackageReference Include="Flurl" Version="2.8.2" />
+    <PackageReference Include="Flurl.Http" Version="2.4.2" />
+  </ItemGroup>
+
+</Project>
diff --git a/build/DalamudBuild.cs b/build/DalamudBuild.cs
index bc39f17d2..bcfad6bd0 100644
--- a/build/DalamudBuild.cs
+++ b/build/DalamudBuild.cs
@@ -1,6 +1,9 @@
 using System;
 using System.IO;
+using System.IO.Compression;
 using System.Linq;
+using Flurl;
+using Flurl.Http;
 using Nuke.Common;
 using Nuke.Common.Execution;
 using Nuke.Common.Git;
@@ -15,6 +18,7 @@ using static Nuke.Common.IO.FileSystemTasks;
 using static Nuke.Common.IO.PathConstruction;
 using static Nuke.Common.Tools.DotNet.DotNetTasks;
 using static Nuke.Common.Logger;
+using System.Threading.Tasks;
 
 [CheckBuildProjectConfigurations]
 [UnsetVisualStudioEnvironmentVariables]
@@ -39,6 +43,8 @@ class DalamudBuild : NukeBuild
 
     AbsolutePath DefaultInstallDirectory => (AbsolutePath)Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData) / "Dalamud" / "bin" / GitVersion.SemVer;
 
+    AbsolutePath CoreHookBinaryDirectory => RootDirectory / "lib" / "CoreHookBinary";
+
     Target Clean => _ => _
         .Before(Restore)
         .Executes(() =>
@@ -66,11 +72,35 @@ class DalamudBuild : NukeBuild
                 .EnableNoRestore());
         });
 
+    Target DownloadCoreHookBinary => _ => _
+        .Executes(() =>
+        {
+            // Download pre-compiled binary of CoreHook.Hooking and CoreLoad (these are prerequisite)
+            var corehookTask = ExtractZip($"https://github.com/unknownv2/CoreHook.Hooking/releases/download/1.0.9/corehook-{Configuration}-x64.zip", CoreHookBinaryDirectory);
+            var coreloadTask = ExtractZip($"https://github.com/unknownv2/CoreHook.Host/releases/download/2.0.5/coreload-{Configuration}-x64.zip", CoreHookBinaryDirectory);
+
+            Task.WaitAll(corehookTask, coreloadTask);
+        });
+
     Target Install => _ => _
+        .DependsOn(DownloadCoreHookBinary) // prolly can be skipped if prerequisites are already there?
         .DependsOn(Compile)
         .Executes(() =>
         {
             Info($"Installing Dalamud to {DefaultInstallDirectory}");
             // TODO
         });
+
+    async Task ExtractZip(string uri, string directory)
+    {
+        EnsureExistingDirectory(directory);
+
+        Info($"Downloading {uri}");
+
+        var tempDir = Path.GetTempPath();
+        var zipFilePath = await uri.DownloadFileAsync(tempDir);
+
+        Info($"Extracting {zipFilePath}");
+        ZipFile.ExtractToDirectory(zipFilePath, directory);
+    }
 }