From 0aeb640b2c0bc493d6f142bd0fe9cb0024819f53 Mon Sep 17 00:00:00 2001
From: max arshinov <max.arshinov@gmail.com>
Date: Sun, 16 Oct 2022 18:18:16 +0200
Subject: [PATCH 1/5] AggregateRoot

---
 CSharpFunctionalExtensions/AggregateRoot.cs  | 20 ++++++++++++++++++++
 CSharpFunctionalExtensions/Entity/Entity.cs  |  4 ++--
 CSharpFunctionalExtensions/Entity/IEntity.cs | 10 ++++++++++
 3 files changed, 32 insertions(+), 2 deletions(-)
 create mode 100644 CSharpFunctionalExtensions/AggregateRoot.cs
 create mode 100644 CSharpFunctionalExtensions/Entity/IEntity.cs

diff --git a/CSharpFunctionalExtensions/AggregateRoot.cs b/CSharpFunctionalExtensions/AggregateRoot.cs
new file mode 100644
index 00000000..da46fcc8
--- /dev/null
+++ b/CSharpFunctionalExtensions/AggregateRoot.cs
@@ -0,0 +1,20 @@
+using System.Collections.Generic;
+
+namespace CSharpFunctionalExtensions
+{
+    public abstract class AggregateRoot<TDomainEvent> : Entity
+    {
+        private readonly List<TDomainEvent> _domainEvents = new List<TDomainEvent>();
+        public virtual IReadOnlyList<TDomainEvent> DomainEvents => _domainEvents;
+
+        protected virtual void Raise(TDomainEvent newEvent)
+        {
+            _domainEvents.Add(newEvent);
+        }
+
+        protected virtual void ClearEvents()
+        {
+            _domainEvents.Clear();
+        }
+    }
+}
\ No newline at end of file
diff --git a/CSharpFunctionalExtensions/Entity/Entity.cs b/CSharpFunctionalExtensions/Entity/Entity.cs
index ae9d7d6e..a5bf3701 100644
--- a/CSharpFunctionalExtensions/Entity/Entity.cs
+++ b/CSharpFunctionalExtensions/Entity/Entity.cs
@@ -1,6 +1,6 @@
 namespace CSharpFunctionalExtensions
 {
-    public abstract class Entity<TId>
+    public abstract class Entity<TId> : IEntity<TId>
     {
         public virtual TId Id { get; protected set; }
 
@@ -30,7 +30,7 @@ public override bool Equals(object obj)
             return Id.Equals(other.Id);
         }
 
-        private bool IsTransient()
+        public bool IsTransient()
         {
             return Id is null || Id.Equals(default(TId));
         }
diff --git a/CSharpFunctionalExtensions/Entity/IEntity.cs b/CSharpFunctionalExtensions/Entity/IEntity.cs
new file mode 100644
index 00000000..848f0bab
--- /dev/null
+++ b/CSharpFunctionalExtensions/Entity/IEntity.cs
@@ -0,0 +1,10 @@
+namespace CSharpFunctionalExtensions
+{
+    public interface IEntity<TId>
+    {
+        TId Id { get; }
+        bool Equals(object obj);
+        bool IsTransient();
+        int GetHashCode();
+    }
+}
\ No newline at end of file

From 66c4e798ae530eb379fed315b322f9048a29d9ba Mon Sep 17 00:00:00 2001
From: max arshinov <max.arshinov@gmail.com>
Date: Sun, 16 Oct 2022 18:19:45 +0200
Subject: [PATCH 2/5] IAggregateRoot

---
 CSharpFunctionalExtensions/AggregateRoot.cs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/CSharpFunctionalExtensions/AggregateRoot.cs b/CSharpFunctionalExtensions/AggregateRoot.cs
index da46fcc8..22b3d403 100644
--- a/CSharpFunctionalExtensions/AggregateRoot.cs
+++ b/CSharpFunctionalExtensions/AggregateRoot.cs
@@ -2,7 +2,12 @@
 
 namespace CSharpFunctionalExtensions
 {
-    public abstract class AggregateRoot<TDomainEvent> : Entity
+    public interface IAggregateRoot<TDomainEvent>
+    {
+        IReadOnlyList<TDomainEvent> DomainEvents { get; }
+    }
+
+    public abstract class AggregateRoot<TDomainEvent> : Entity, IAggregateRoot<TDomainEvent>
     {
         private readonly List<TDomainEvent> _domainEvents = new List<TDomainEvent>();
         public virtual IReadOnlyList<TDomainEvent> DomainEvents => _domainEvents;

From 3ec2f1b350628300315c40164d05a192baf57d9f Mon Sep 17 00:00:00 2001
From: max arshinov <max.arshinov@gmail.com>
Date: Sun, 16 Oct 2022 21:59:39 +0200
Subject: [PATCH 3/5] Build fix

---
 CSharpFunctionalExtensions/AggregateRoot.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CSharpFunctionalExtensions/AggregateRoot.cs b/CSharpFunctionalExtensions/AggregateRoot.cs
index 22b3d403..581f9f2e 100644
--- a/CSharpFunctionalExtensions/AggregateRoot.cs
+++ b/CSharpFunctionalExtensions/AggregateRoot.cs
@@ -4,13 +4,13 @@ namespace CSharpFunctionalExtensions
 {
     public interface IAggregateRoot<TDomainEvent>
     {
-        IReadOnlyList<TDomainEvent> DomainEvents { get; }
+        IEnumerable<TDomainEvent> DomainEvents { get; }
     }
 
     public abstract class AggregateRoot<TDomainEvent> : Entity, IAggregateRoot<TDomainEvent>
     {
         private readonly List<TDomainEvent> _domainEvents = new List<TDomainEvent>();
-        public virtual IReadOnlyList<TDomainEvent> DomainEvents => _domainEvents;
+        public virtual IEnumerable<TDomainEvent> DomainEvents => _domainEvents;
 
         protected virtual void Raise(TDomainEvent newEvent)
         {

From e0806ae5e8262bc8b98e465a3d06ef3090a89747 Mon Sep 17 00:00:00 2001
From: max arshinov <max.arshinov@gmail.com>
Date: Sun, 16 Oct 2022 23:14:49 +0200
Subject: [PATCH 4/5] TId

---
 CSharpFunctionalExtensions/AggregateRoot.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CSharpFunctionalExtensions/AggregateRoot.cs b/CSharpFunctionalExtensions/AggregateRoot.cs
index 581f9f2e..0cced962 100644
--- a/CSharpFunctionalExtensions/AggregateRoot.cs
+++ b/CSharpFunctionalExtensions/AggregateRoot.cs
@@ -7,7 +7,7 @@ public interface IAggregateRoot<TDomainEvent>
         IEnumerable<TDomainEvent> DomainEvents { get; }
     }
 
-    public abstract class AggregateRoot<TDomainEvent> : Entity, IAggregateRoot<TDomainEvent>
+    public abstract class AggregateRoot<TId, TDomainEvent> : Entity<TId>, IAggregateRoot<TDomainEvent>
     {
         private readonly List<TDomainEvent> _domainEvents = new List<TDomainEvent>();
         public virtual IEnumerable<TDomainEvent> DomainEvents => _domainEvents;

From d017c7a278b15f7ac37177dee2b92c474071611b Mon Sep 17 00:00:00 2001
From: max arshinov <max.arshinov@gmail.com>
Date: Sun, 16 Oct 2022 23:16:43 +0200
Subject: [PATCH 5/5] Cleanup

---
 CSharpFunctionalExtensions/AggregateRoot.cs  | 5 -----
 CSharpFunctionalExtensions/IAggregateRoot.cs | 9 +++++++++
 2 files changed, 9 insertions(+), 5 deletions(-)
 create mode 100644 CSharpFunctionalExtensions/IAggregateRoot.cs

diff --git a/CSharpFunctionalExtensions/AggregateRoot.cs b/CSharpFunctionalExtensions/AggregateRoot.cs
index 0cced962..b6ed2973 100644
--- a/CSharpFunctionalExtensions/AggregateRoot.cs
+++ b/CSharpFunctionalExtensions/AggregateRoot.cs
@@ -2,11 +2,6 @@
 
 namespace CSharpFunctionalExtensions
 {
-    public interface IAggregateRoot<TDomainEvent>
-    {
-        IEnumerable<TDomainEvent> DomainEvents { get; }
-    }
-
     public abstract class AggregateRoot<TId, TDomainEvent> : Entity<TId>, IAggregateRoot<TDomainEvent>
     {
         private readonly List<TDomainEvent> _domainEvents = new List<TDomainEvent>();
diff --git a/CSharpFunctionalExtensions/IAggregateRoot.cs b/CSharpFunctionalExtensions/IAggregateRoot.cs
new file mode 100644
index 00000000..0297fbe5
--- /dev/null
+++ b/CSharpFunctionalExtensions/IAggregateRoot.cs
@@ -0,0 +1,9 @@
+using System.Collections.Generic;
+
+namespace CSharpFunctionalExtensions
+{
+    public interface IAggregateRoot<TDomainEvent>
+    {
+        IEnumerable<TDomainEvent> DomainEvents { get; }
+    }
+}
\ No newline at end of file