Renamed Aggregate to AggregateRoot and update ValueObject

Author: joel-jeremy

Src/Aggregate.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace Xer.DomainDriven
+{
+    public abstract class AggregateRoot<TId> : Entity<TId>, IAggregateRoot<TId> where TId : IEquatable<TId>
+    {
+        public AggregateRoot(TId aggregateId) 
+            : base(aggregateId)
+        {
+        }
+    }
+}

Src/AggregateRoot.cs

@@ -5,24 +5,24 @@ namespace Xer.DomainDriven
     public abstract class Entity<TId> : IEntity<TId> where TId : IEquatable<TId>
     {
         /// <summary>
-        /// Unique identifier.
+        /// Unique ID.
         /// </summary>
         public TId Id { get; protected set; }
 
         /// <summary>
-        /// Date when object was created.
+        /// Date created.
         /// </summary>
         public DateTime Created { get; protected set; }
 
         /// <summary>
-        /// Date when object3 was last updated.
+        /// Date updated.
         /// </summary>
         public DateTime Updated { get; protected set; }
 
         /// <summary>
         /// Constructor.
         /// </summary>
-        /// <param name="entityId">ID.</param>
+        /// <param name="entityId">ID of entity.</param>
         public Entity(TId entityId)
         {
             Id = entityId;

Src/Entity.cs

@@ -0,0 +1,8 @@
+using System;
+
+namespace Xer.DomainDriven
+{
+    public interface IAggregateRoot<TId> : IEntity<TId> where TId : IEquatable<TId>
+    {
+    }
+}

Src/IAggregate.cs

@@ -4,7 +4,7 @@
 
 namespace Xer.DomainDriven.Repositories
 {
-    public interface IAggregateAsyncRepository<TAggregate, TAggregateId> where TAggregate : IAggregate<TAggregateId> 
+    public interface IAggregateAsyncRepository<TAggregate, TAggregateId> where TAggregate : IAggregateRoot<TAggregateId> 
                                                                          where TAggregateId : IEquatable<TAggregateId>
     {
         Task SaveAsync(TAggregate aggregate, CancellationToken cancellationToken = default(CancellationToken));

Src/IAggregateRoot.cs

@@ -2,7 +2,7 @@
 
 namespace Xer.DomainDriven.Repositories
 {
-    public interface IAggregateRepository<TAggregate, TAggregateId> where TAggregate : IAggregate<TAggregateId> 
+    public interface IAggregateRepository<TAggregate, TAggregateId> where TAggregate : IAggregateRoot<TAggregateId> 
                                                                     where TAggregateId : IEquatable<TAggregateId>
     {
         void Save(TAggregate aggregate);

Src/Repositories/IAggregateAsyncRepository.cs

@@ -1,15 +1,14 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using Xer.DomainDriven.Exceptions;
 
 namespace Xer.DomainDriven.Repositories
 {
     public class InMemoryAggregateRepository<TAggregate> : InMemoryAggregateRepository<TAggregate, Guid>
-                                                           where TAggregate : IAggregate<Guid>
+                                                           where TAggregate : IAggregateRoot<Guid>
     {
         public InMemoryAggregateRepository()
         {
@@ -22,7 +21,7 @@ public InMemoryAggregateRepository(bool throwIfAggregateIsNotFound) : base(throw
 
     public class InMemoryAggregateRepository<TAggregate, TAggregateId> : IAggregateRepository<TAggregate, TAggregateId>, 
                                                                          IAggregateAsyncRepository<TAggregate, TAggregateId> 
-                                                                         where TAggregate : IAggregate<TAggregateId>
+                                                                         where TAggregate : IAggregateRoot<TAggregateId>
                                                                          where TAggregateId : IEquatable<TAggregateId>
     {
         #region Declarations

Src/Repositories/IAggregateRepository.cs

@@ -68,19 +68,19 @@ public override int GetHashCode()
 
         #region HashCode Class
 
-        protected class HashCode
+        protected struct HashCode
         {
             private readonly int _value;
 
-            public HashCode(params object[] valueObjectFields)
+            private HashCode(object[] fields)
             {
                 unchecked
-                {
-                    int hash = 19;
+                {                    
+                    int hash = fields.Length > 0 ? 19 : 0;
 
-                    foreach(object field in valueObjectFields)
+                    for (int i = 0; fields.Length > 0; i++)
                     {
-                        hash = hash * 486187739 + field.GetHashCode();
+                        hash = hash * 486187739 + fields[i].GetHashCode();
                     }
 
                     _value = hash;                
@@ -91,6 +91,11 @@ public static implicit operator int(HashCode hashCode)
             {
                 return hashCode._value;
             }
+
+            public static HashCode From(object field, params object[] otherFields)
+            {
+                return new HashCode(otherFields.Length > 0 ? new[] { field, otherFields } : new[] { field });
+            }
         }
 
         #endregion HashCode Class

Src/Repositories/InMemoryAggregateRepository.cs

@@ -2,7 +2,7 @@
 <package>
   <metadata>
     <id>Xer.DomainDriven</id>
-    <version>0.1.0</version>
+    <version>0.1.1</version>
     <title>Xer.DomainDriven</title>
     <authors>jeyjeyemem</authors>
     <owners>jeyjeyemem</owners>
@@ -11,7 +11,9 @@
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <description>DDD entities and marker interfaces.</description>
     <summary>DDD entities and marker interfaces</summary>
-    <releaseNotes>Initial release.</releaseNotes>
+    <releaseNotes>
+    - Renamed Aggregate to AggregateRoot. - Update implementation of ValueObject.
+    </releaseNotes>
     <copyright>Copyright 2017</copyright>
     <tags>DDD</tags>
   </metadata>