init Autofac

API/API/API.csproj

@@ -98,6 +98,7 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="App_Start\Bootstrapper.cs" />
     <Compile Include="App_Start\WebApiConfig.cs" />
     <Compile Include="Controllers\ValuesController.cs" />
     <Compile Include="Global.asax.cs">

API/API/App_Start/Bootstrapper.cs

@@ -0,0 +1,31 @@
+using Autofac;
+using Autofac.Integration.WebApi;
+using System.Reflection;
+using System.Web.Http;
+
+namespace API.App_Start
+{
+    /// <remarks>
+    /// https://autofaccn.readthedocs.io/en/latest/integration/webapi.html#quick-start
+    /// </remarks>
+    public class Bootstrapper
+    {
+        public void InitContainer() {
+            var config = GlobalConfiguration.Configuration;
+            var builder = new ContainerBuilder();
+            builder.RegisterApiControllers(Assembly.GetExecutingAssembly());
+            builder.RegisterWebApiFilterProvider(config);
+            builder.RegisterWebApiModelBinderProvider();
+
+            RegisterServices(builder);
+
+            var container = builder.Build();
+            config.DependencyResolver = new AutofacWebApiDependencyResolver(container);
+        }
+
+        private void RegisterServices(ContainerBuilder builder) {
+            // ... builder.RegisterType<object>();
+        }
+
+    }
+}