Migrate Autofac DI -> Native DI in Asp.Net Core

Directory.Packages.props

@@ -9,8 +9,6 @@
     <PackageVersion Include="Ardalis.SmartEnum" Version="8.0.0" />
     <PackageVersion Include="Ardalis.Specification" Version="8.0.0" />
     <PackageVersion Include="Ardalis.Specification.EntityFrameworkCore" Version="8.0.0" />
-    <PackageVersion Include="Autofac" Version="8.0.0" />
-    <PackageVersion Include="Autofac.Extensions.DependencyInjection" Version="8.0.0" />
     <PackageVersion Include="coverlet.collector" Version="6.0.1" />
     <PackageVersion Include="FastEndpoints" Version="5.23.0" />
     <PackageVersion Include="FastEndpoints.ApiExplorer" Version="2.2.0" />

src/Clean.Architecture.Core/Clean.Architecture.Core.csproj

@@ -7,7 +7,6 @@
     <PackageReference Include="Ardalis.SharedKernel" />
     <PackageReference Include="Ardalis.SmartEnum" />
     <PackageReference Include="Ardalis.Specification" />
-    <PackageReference Include="Autofac" />
     <PackageReference Include="MediatR" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" />
   </ItemGroup>

src/Clean.Architecture.Infrastructure/Clean.Architecture.Infrastructure.csproj

@@ -4,8 +4,6 @@
   <ItemGroup>
     <PackageReference Include="Ardalis.SharedKernel" />
     <PackageReference Include="Ardalis.Specification.EntityFrameworkCore" />
-    <PackageReference Include="Autofac" />
-    <PackageReference Include="Autofac.Extensions.DependencyInjection" />
     <PackageReference Include="MailKit" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" PrivateAssets="all" />

src/Clean.Architecture.Infrastructure/README.md

@@ -8,7 +8,7 @@ Infrastructure should depend on Core (and, optionally, Use Cases) where abstract
 
 Infrastructure classes implement interfaces found in the Core (Use Cases) project(s).
 
-These implementations are wired up at startup using DI. In this case using Autofac and the Module classes defined in each project.
+These implementations are wired up at startup using DI. In this case using `Microsoft.Extensions.DependencyInjection` and extension methods defined in each project.
 
 Need help? Check out the sample here:
 https://github.com/ardalis/CleanArchitecture/tree/main/sample

src/Clean.Architecture.Web/Program.cs

@@ -1,12 +1,20 @@
-using Ardalis.GuardClauses;
+using System.Reflection;
+using Ardalis.GuardClauses;
 using Ardalis.ListStartupServices;
-using Autofac;
-using Autofac.Extensions.DependencyInjection;
-using Clean.Architecture.Core;
+using Ardalis.SharedKernel;
+using Clean.Architecture.Core.ContributorAggregate;
+using Clean.Architecture.Core.Interfaces;
+using Clean.Architecture.Core.Services;
 using Clean.Architecture.Infrastructure;
 using Clean.Architecture.Infrastructure.Data;
+using Clean.Architecture.Infrastructure.Data.Queries;
+using Clean.Architecture.Infrastructure.Email;
+using Clean.Architecture.UseCases.Contributors.Create;
+using Clean.Architecture.UseCases.Contributors.List;
 using FastEndpoints;
 using FastEndpoints.Swagger;
+using MediatR;
+using MediatR.Pipeline;
 using Serilog;
 
 var logger = Serilog.Log.Logger = new LoggerConfiguration()
@@ -18,8 +26,6 @@
 
 var builder = WebApplication.CreateBuilder(args);
 
-builder.Host.UseServiceProviderFactory(new AutofacServiceProviderFactory());
-
 builder.Host.UseSerilog((_, config) => config.ReadFrom.Configuration(builder.Configuration));
 
 builder.Services.Configure<CookiePolicyOptions>(options =>
@@ -47,12 +53,55 @@
   config.Path = "/listservices";
 });
 
+var assemblies = new[]
+{
+  Assembly.GetAssembly(typeof(Contributor)),
+  Assembly.GetAssembly(typeof(CreateContributorCommand))
+};
 
-builder.Host.ConfigureContainer<ContainerBuilder>(containerBuilder =>
+var mediatrOpenTypes = new[]
 {
-  containerBuilder.RegisterModule(new DefaultCoreModule());
-  containerBuilder.RegisterModule(new AutofacInfrastructureModule(builder.Environment.IsDevelopment()));
-});
+  typeof(IRequestHandler<,>),
+  typeof(IRequestExceptionHandler<,,>),
+  typeof(IRequestExceptionAction<,>),
+  typeof(INotificationHandler<>),
+};
+
+foreach (var assembly in assemblies)
+{
+  foreach (var openInterfaceType in mediatrOpenTypes)
+  {
+    if (assembly != null)
+    {
+      assembly.GetTypes()
+        .Where(t => t.IsClass && !t.IsAbstract && t.GetInterfaces().Any(i => i.IsGenericType && i.GetGenericTypeDefinition() == openInterfaceType))
+        .ToList()
+        .ForEach(implementationType =>
+        {
+          var serviceType = implementationType.GetInterfaces().First(i => i.IsGenericType && i.GetGenericTypeDefinition() == openInterfaceType);
+          builder.Services.AddScoped(serviceType, implementationType);
+        });
+    }
+  }
+}
+
+builder.Services.AddScoped(typeof(IRepository<>), typeof(EfRepository<>));
+builder.Services.AddScoped(typeof(IReadRepository<>), typeof(EfRepository<>));
+builder.Services.AddScoped<IListContributorsQueryService, ListContributorsQueryService>();
+builder.Services.AddScoped<IMediator, Mediator>();
+builder.Services.AddScoped(typeof(IPipelineBehavior<,>), typeof(LoggingBehavior<,>));
+builder.Services.AddScoped<IDomainEventDispatcher, MediatRDomainEventDispatcher>();
+builder.Services.AddScoped<IListContributorsQueryService, ListContributorsQueryService>();
+builder.Services.AddScoped<IDeleteContributorService, DeleteContributorService>();
+
+if (builder.Environment.IsDevelopment())
+{
+  builder.Services.AddScoped<IEmailSender, FakeEmailSender>();  
+}
+else
+{
+  builder.Services.AddScoped<IEmailSender, SmtpEmailSender>();
+}
 
 var app = builder.Build();
 
@@ -83,7 +132,7 @@ static void SeedDatabase(WebApplication app)
   try
   {
     var context = services.GetRequiredService<AppDbContext>();
-    //                    context.Database.Migrate();
+    //          context.Database.Migrate();
     context.Database.EnsureCreated();
     SeedData.Initialize(services);
   }