modified DI to use he hostbuilder in order to add appsettings.json for app configurations

Author: mstew20

src/HyperMC/HyperMC.csproj

@@ -16,6 +16,7 @@
   <ItemGroup>
     <PackageReference Include="LibGit2Sharp" Version="0.26.2" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="5.0.2" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="5.0.0" />
     <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications" Version="7.0.1" />
   </ItemGroup>
 
@@ -38,4 +39,10 @@
     <ProjectReference Include="..\HyperMC.CurseForge\HyperMC.CurseForge.csproj" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="appsettings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>

src/HyperMC/Program.cs

@@ -1,9 +1,12 @@
 using Hypermc.Services;
 using Hypermc.Settings;
 using Hypermc.UI.Views;
+using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
 using System;
 using System.Collections.Generic;
+using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
 using System.Windows.Forms;
@@ -12,26 +15,33 @@ namespace Hypermc
 {
     static class Program
     {
-        private static IServiceProvider Provider;
         /// <summary>
         ///  The main entry point for the application.
         /// </summary>
         [STAThread]
         static async Task Main()
         {
-            Provider = ConfigureService();
-            await Provider.GetRequiredService<IUserSettings>().Initialize();
+            var builder = new ConfigurationBuilder();
+            BuildConfig(builder);
+            builder.Build();
+
+            var host = Host.CreateDefaultBuilder()
+                .ConfigureServices((context, services) =>
+                {
+                    ConfigureServices(services);
+                })
+                .Build();
+
+            await host.Services.GetRequiredService<IUserSettings>().Initialize();
 
             Application.SetHighDpiMode(HighDpiMode.SystemAware);
             Application.EnableVisualStyles();
             Application.SetCompatibleTextRenderingDefault(false);
-            Application.Run(Provider.GetRequiredService<HyperMcView>());
+            Application.Run(host.Services.GetRequiredService<HyperMcView>());
         }
 
-        private static IServiceProvider ConfigureService()
+        private static IServiceProvider ConfigureServices(IServiceCollection services)
         {
-            IServiceCollection services = new ServiceCollection();
-
             services.AddSingleton<HyperMcView>()
                     .AddSingleton<IUserSettings, UserSettings>();
 
@@ -42,5 +52,13 @@ private static IServiceProvider ConfigureService()
 
             return services.BuildServiceProvider();
         }
+
+        static void BuildConfig(IConfigurationBuilder builder)
+        {
+            builder.SetBasePath(Directory.GetCurrentDirectory())
+                .AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
+                .AddJsonFile($"appsettings.{ Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT") ?? "Production" }.json", optional: true)
+                .AddEnvironmentVariables();
+        }
     }
 }

src/HyperMC/appsettings.json

@@ -0,0 +1,3 @@
+{
+  "test": 15
+}