From 44df0dda2b8bfe26bf2dafc5100381d4d141ecf2 Mon Sep 17 00:00:00 2001
From: Shannon <sdeminick@gmail.com>
Date: Mon, 20 Apr 2020 22:45:12 +1000
Subject: [PATCH] adding an event

---
 .../NuCache/PublishedSnapshotService.cs        |  2 ++
 .../PublishedSnapshotServiceBase.cs            | 18 ++++++++++++++++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/Umbraco.Web/PublishedCache/NuCache/PublishedSnapshotService.cs b/src/Umbraco.Web/PublishedCache/NuCache/PublishedSnapshotService.cs
index a33d9ee427..b6d77dd3a0 100755
--- a/src/Umbraco.Web/PublishedCache/NuCache/PublishedSnapshotService.cs
+++ b/src/Umbraco.Web/PublishedCache/NuCache/PublishedSnapshotService.cs
@@ -858,6 +858,8 @@ namespace Umbraco.Web.PublishedCache.NuCache
             Notify<IContentType>(_contentStore, payloads, RefreshContentTypesLocked);
             Notify<IMediaType>(_mediaStore, payloads, RefreshMediaTypesLocked);
 
+            OnNotified(new NotifiedEventArgs<ContentTypeCacheRefresher.JsonPayload>(payloads));
+
             if (_publishedModelFactory.IsLiveFactory())
             {
                 //In the case of Pure Live - we actually need to refresh all of the content and the media
diff --git a/src/Umbraco.Web/PublishedCache/PublishedSnapshotServiceBase.cs b/src/Umbraco.Web/PublishedCache/PublishedSnapshotServiceBase.cs
index 20d3e6d8e3..f40b3d10c2 100644
--- a/src/Umbraco.Web/PublishedCache/PublishedSnapshotServiceBase.cs
+++ b/src/Umbraco.Web/PublishedCache/PublishedSnapshotServiceBase.cs
@@ -1,11 +1,22 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using Umbraco.Core.Models.Membership;
 using Umbraco.Core.Models.PublishedContent;
 using Umbraco.Web.Cache;
 
 namespace Umbraco.Web.PublishedCache
 {
-    abstract class PublishedSnapshotServiceBase : IPublishedSnapshotService
+    internal class NotifiedEventArgs<T> : EventArgs
+    {
+        public NotifiedEventArgs(T[] payloads)
+        {
+            Payloads = payloads;
+        }
+
+        public T[] Payloads { get; }
+    }
+
+    internal abstract class PublishedSnapshotServiceBase : IPublishedSnapshotService
     {
         protected PublishedSnapshotServiceBase(IPublishedSnapshotAccessor publishedSnapshotAccessor, IVariationContextAccessor variationContextAccessor)
         {
@@ -38,5 +49,8 @@ namespace Umbraco.Web.PublishedCache
 
         public virtual void Dispose()
         { }
+
+        protected void OnNotified(NotifiedEventArgs<ContentTypeCacheRefresher.JsonPayload> args) => Notified?.Invoke(this, args);
+        public event EventHandler<NotifiedEventArgs<ContentTypeCacheRefresher.JsonPayload>> Notified;
     }
 }