Added most simple UOW middleware for asp.net core mvc.

src/Volo.Abp.AspNetCore.Mvc/Microsoft/AspNetCore/Builder/AbpAspNetCoreMvcApplicationBuilderExtensions.cs

@@ -0,0 +1,12 @@
+using Volo.Abp.AspNetCore.Mvc.Uow;
+
+namespace Microsoft.AspNetCore.Builder
+{
+    public static class AbpAspNetCoreMvcApplicationBuilderExtensions
+    {
+        public static IApplicationBuilder UseUnitOfWork(this IApplicationBuilder app)
+        {
+            return app.UseMiddleware<AbpUnitOfWorkMiddleware>();
+        }
+    }
+}

src/Volo.Abp.AspNetCore.Mvc/Volo/Abp/AspNetCore/Mvc/AbpController.cs

@@ -1,10 +1,27 @@
-using Microsoft.AspNetCore.Mvc;
+using System;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Logging.Abstractions;
 using Volo.Abp.DependencyInjection;
+using Volo.Abp.Guids;
+using Volo.Abp.ObjectMapping;
+using Volo.Abp.Uow;
 
 namespace Volo.Abp.AspNetCore.Mvc
 {
     public abstract class AbpController : Controller, ITransientDependency
     {
+        public IUnitOfWorkManager UnitOfWorkManager { get; set; }
 
+        public IObjectMapper ObjectMapper { get; set; }
+
+        public IGuidGenerator GuidGenerator { get; set; }
+
+        public ILoggerFactory LoggerFactory { get; set; }
+
+        protected IUnitOfWork CurrentUnitOfWork => UnitOfWorkManager?.Current;
+
+        protected ILogger Logger => _lazyLogger.Value;
+        private Lazy<ILogger> _lazyLogger => new Lazy<ILogger>(() => LoggerFactory?.CreateLogger(GetType().FullName) ?? NullLogger.Instance, true);
     }
 }

src/Volo.Abp/Volo/Abp/AbpServiceBase.cs

@@ -15,10 +15,10 @@ namespace Volo.Abp
 
         public IGuidGenerator GuidGenerator { get; set; }
 
-        protected IUnitOfWork CurrentUnitOfWork => UnitOfWorkManager?.Current;
-
         public ILoggerFactory LoggerFactory { get; set; }
 
+        protected IUnitOfWork CurrentUnitOfWork => UnitOfWorkManager?.Current;
+
         protected ILogger Logger => _lazyLogger.Value;
         private Lazy<ILogger> _lazyLogger => new Lazy<ILogger>(() => LoggerFactory?.CreateLogger(GetType().FullName) ?? NullLogger.Instance, true);
         

test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/App/AbpAspNetCoreMvcTestModule.cs

@@ -34,6 +34,8 @@ namespace Volo.Abp.AspNetCore.App
         public override void OnApplicationInitialization(ApplicationInitializationContext context)
         {
             var app = context.GetApplicationBuilder();
+
+            app.UseUnitOfWork();
             app.UseMvcWithDefaultRoute();
         }
     }

test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/App/UnitOfWorkTestController.cs

@@ -0,0 +1,19 @@
+using Microsoft.AspNetCore.Mvc;
+using Shouldly;
+using Volo.Abp.AspNetCore.Mvc;
+
+namespace Volo.Abp.AspNetCore.App
+{
+    [Route("api/unitofwork-test")]
+    public class UnitOfWorkTestController : AbpController
+    {
+        [HttpGet]
+        [Route("ActionRequiresUow")]
+        public ActionResult ActionRequiresUow()
+        {
+            CurrentUnitOfWork.ShouldNotBeNull();
+
+            return Content("OK");
+        }
+    }
+}

test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Uow/UnitOfWorkMiddleware_Tests.cs

@@ -0,0 +1,14 @@
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Volo.Abp.AspNetCore.Mvc.Uow
+{
+    public class UnitOfWorkMiddleware_Tests : AspNetCoreMvcTestBase
+    {
+        [Fact]
+        public async Task ActionRequiresUow()
+        {
+            await GetResponseAsStringAsync("/api/unitofwork-test/ActionRequiresUow");
+        }
+    }
+}