From b1193acd8d4b94cee9792765a3f3407225482128 Mon Sep 17 00:00:00 2001
From: Sebastian <sebastian@squidex.io>
Date: Sun, 15 Jan 2023 15:32:06 +0100
Subject: [PATCH] Register old content triggers.

---
 backend/src/Migrations/OldTriggers/ContentChangedTrigger.cs | 4 ++--
 backend/src/Squidex/Config/Domain/RuleServices.cs           | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/backend/src/Migrations/OldTriggers/ContentChangedTrigger.cs b/backend/src/Migrations/OldTriggers/ContentChangedTrigger.cs
index 9eacc08af..c6aec8079 100644
--- a/backend/src/Migrations/OldTriggers/ContentChangedTrigger.cs
+++ b/backend/src/Migrations/OldTriggers/ContentChangedTrigger.cs
@@ -16,7 +16,7 @@ namespace Migrations.OldTriggers;
 [TypeName(nameof(ContentChangedTrigger))]
 public sealed record ContentChangedTrigger : RuleTrigger, IMigrated<RuleTrigger>
 {
-    public ReadonlyList<ContentChangedTriggerSchema> Schemas { get; set; }
+    public ReadonlyList<ContentChangedTriggerSchema>? Schemas { get; set; }
 
     public bool HandleAll { get; set; }
 
@@ -27,7 +27,7 @@ public sealed record ContentChangedTrigger : RuleTrigger, IMigrated<RuleTrigger>
 
     public RuleTrigger Migrate()
     {
-        var schemas = Schemas.Select(x => x.Migrate()).ToReadonlyList();
+        var schemas = Schemas?.Select(x => x.Migrate()).ToReadonlyList();
 
         return new ContentChangedTriggerV2 { HandleAll = HandleAll, Schemas = schemas };
     }
diff --git a/backend/src/Squidex/Config/Domain/RuleServices.cs b/backend/src/Squidex/Config/Domain/RuleServices.cs
index 30f2b28c1..7d845d82d 100644
--- a/backend/src/Squidex/Config/Domain/RuleServices.cs
+++ b/backend/src/Squidex/Config/Domain/RuleServices.cs
@@ -5,8 +5,10 @@
 //  All rights reserved. Licensed under the MIT license.
 // ==========================================================================
 
+using Migrations.OldTriggers;
 using Squidex.Domain.Apps.Core.HandleRules;
 using Squidex.Domain.Apps.Core.HandleRules.Extensions;
+using Squidex.Domain.Apps.Core.Rules;
 using Squidex.Domain.Apps.Core.Scripting;
 using Squidex.Domain.Apps.Core.Subscriptions;
 using Squidex.Domain.Apps.Core.Templates;
@@ -78,6 +80,9 @@ public static class RuleServices
         services.AddSingletonAs<EventJsonSchemaGenerator>()
             .AsSelf();
 
+        services.AddSingletonAs(c => new AssemblyTypeProvider<RuleTrigger>(typeof(ContentChangedTrigger).Assembly, "triggerType"))
+            .As<ITypeProvider>();
+
         services.AddSingletonAs<RuleTypeProvider>()
             .As<ITypeProvider>().AsSelf();