Refactoring in Ordering Domain Model so it shows a clear AggregateModel and clusters of entities as Aggregates.

Also, showing Repository Interfaces as RepositoryContracts.

src/Services/Ordering/Ordering.API/Application/Commands/NewOrderCommand.cs

@@ -6,10 +6,15 @@
     using System.Collections;
     using System.Collections.Generic;
 
+    //(CDLTLL) TO DO: This is wrong, we must NOT use a child-entity class within a Command class!!
+    //Need to create a different DTO class, like OrderLineDTO or similar...
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate;
+
     public class NewOrderCommand
         :IAsyncRequest<bool>
     {
-
+        //(CDLTLL) TO DO: This is wrong, we must NOT use a child-entity class within a Command class!!
+        //Need to create a different DTO class, like OrderLineDTO or similar...
         private readonly List<OrderItem> _orderItems;
         public string City { get; set; }
 

src/Services/Ordering/Ordering.API/Application/Commands/NewOrderCommandHandler.cs

@@ -1,6 +1,8 @@
 namespace Microsoft.eShopOnContainers.Services.Ordering.Api.Application.Commands
 {
-    using Domain.Repositories;
+    using Domain.RepositoryContracts;
+    using Domain.AggregatesModel.OrderAggregate;
+    using Domain.AggregatesModel.BuyerAggregate;
     using MediatR;
     using System.Linq;
     using System;
@@ -84,7 +86,7 @@
 
         }
 
-        Payment PaymentAlreadyExist(Domain.Buyer buyer, NewOrderCommand message)
+        Payment PaymentAlreadyExist(Buyer buyer, NewOrderCommand message)
         {
             return buyer.Payments
                 .SingleOrDefault(p =>

src/Services/Ordering/Ordering.API/Infrastructure/AutofacModules/ApplicationModule.cs

@@ -4,7 +4,7 @@ namespace Microsoft.eShopOnContainers.Services.Ordering.API.Infrastructure.Autof
 {
     using Api.Application.Queries;
     using Autofac;
-    using Domain.Repositories;
+    using Domain.RepositoryContracts;
     using Ordering.Infrastructure.Repositories;
 
     public class ApplicationModule

src/Services/Ordering/Ordering.API/Infrastructure/OrderingContextSeed.cs

@@ -6,6 +6,8 @@
     using Ordering.Infrastructure;
     using System.Linq;
     using System.Threading.Tasks;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate;
 
     public class OrderingContextSeed
     {

src/Services/Ordering/Ordering.Domain/AggregatesModel/BuyerAggregate/Buyer.cs

@@ -1,4 +1,4 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
     using System;

src/Services/Ordering/Ordering.Domain/AggregatesModel/BuyerAggregate/CardType.cs

@@ -1,6 +1,6 @@
 
 
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
     using System;

src/Services/Ordering/Ordering.Domain/AggregatesModel/BuyerAggregate/Payment.cs

@@ -1,4 +1,4 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
     using System;

src/Services/Ordering/Ordering.Domain/AggregatesModel/OrderAggregate/Address.cs

@@ -1,4 +1,4 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
     using System;

src/Services/Ordering/Ordering.Domain/AggregatesModel/OrderAggregate/Order.cs

@@ -1,6 +1,7 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate;
     using System;
     using System.Collections.Generic;
 

src/Services/Ordering/Ordering.Domain/AggregatesModel/OrderAggregate/OrderItem.cs

@@ -1,4 +1,4 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
 

src/Services/Ordering/Ordering.Domain/AggregatesModel/OrderAggregate/OrderStatus.cs

@@ -1,4 +1,4 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate
 {
     using SeedWork;
     using System;

src/Services/Ordering/Ordering.Domain/RepositoryContracts/IBuyerRepository.cs

@@ -1,7 +1,8 @@
 using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
+using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate;
 using System.Threading.Tasks;
 
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.Repositories
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.RepositoryContracts
 {
     public interface IBuyerRepository
         :IRepository

src/Services/Ordering/Ordering.Domain/RepositoryContracts/IOrderRepository.cs

@@ -1,6 +1,7 @@
-namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.Repositories
+namespace Microsoft.eShopOnContainers.Services.Ordering.Domain.RepositoryContracts
 {
     using Microsoft.eShopOnContainers.Services.Ordering.Domain.SeedWork;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate;
 
     public interface IOrderRepository
         :IRepository

src/Services/Ordering/Ordering.Infrastructure/OrderingContext.cs

@@ -7,6 +7,8 @@
     using Microsoft.EntityFrameworkCore;
     using Microsoft.EntityFrameworkCore.Metadata.Builders;
     using Microsoft.eShopOnContainers.Services.Ordering.Domain;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate;
 
     public class OrderingContext
        : DbContext,IUnitOfWork

src/Services/Ordering/Ordering.Infrastructure/Repositories/BuyerRepository.cs

@@ -3,7 +3,8 @@
     using Domain.SeedWork;
     using Microsoft.EntityFrameworkCore;
     using Microsoft.eShopOnContainers.Services.Ordering.Domain;
-    using Microsoft.eShopOnContainers.Services.Ordering.Domain.Repositories;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.RepositoryContracts;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.BuyerAggregate;
     using System;
     using System.Linq;
     using System.Threading.Tasks;

src/Services/Ordering/Ordering.Infrastructure/Repositories/OrderRepository.cs

@@ -2,7 +2,8 @@
 {
     using Domain;
     using Domain.SeedWork;
-    using Microsoft.eShopOnContainers.Services.Ordering.Domain.Repositories;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.RepositoryContracts;
+    using Microsoft.eShopOnContainers.Services.Ordering.Domain.AggregatesModel.OrderAggregate;
     using System;
 
     public class OrderRepository