Add migration for updating an index serialized data following Umbraco upgrade

Author: acoumb

src/Umbraco.Cms.Integrations.Search.Algolia/Migrations/RunAlgoliaIndicesMigration.cs

@@ -43,7 +43,8 @@ public void Handle(UmbracoApplicationStartingNotification notification)
             var migrationPlan = new MigrationPlan("AlgoliaIndices");
 
             migrationPlan.From(string.Empty)
-                .To<AddAlgoliaIndicesTable>("algoliaindices-db");
+                .To<AddAlgoliaIndicesTable>("algoliaindices-db")
+                .To<UpdateAlgoliaIndicesPostUpgrade>("algoliaindices-update-db");
 
             var upgrader = new Upgrader(migrationPlan);
             upgrader.Execute(_migrationPlanExecutor, _coreScopeProvider, _keyValueService);

src/Umbraco.Cms.Integrations.Search.Algolia/Migrations/UpdateAlgoliaIndicesPostUpgrade.cs

@@ -0,0 +1,59 @@
+using System.Text.Json;
+using Umbraco.Cms.Core.Services;
+using Umbraco.Cms.Infrastructure.Migrations;
+using Umbraco.Cms.Infrastructure.Scoping;
+using Umbraco.Cms.Integrations.Search.Algolia.Models.ContentTypeDtos;
+
+namespace Umbraco.Cms.Integrations.Search.Algolia.Migrations
+{
+    public class UpdateAlgoliaIndicesPostUpgrade : MigrationBase
+    {
+        private readonly IScopeProvider _scopeProvider;
+        private readonly IContentTypeService _contentTypeService;
+
+        public UpdateAlgoliaIndicesPostUpgrade(IMigrationContext context, IScopeProvider scopeProvider, IContentTypeService contentTypeService) 
+            : base(context)
+        {
+            _scopeProvider = scopeProvider;
+            _contentTypeService = contentTypeService;
+        }
+
+        protected override void Migrate()
+        {
+            using var scope = _scopeProvider.CreateScope();
+
+            var indices = scope.Database.Fetch<AlgoliaIndex>();
+
+            foreach (var index in indices) 
+            {
+                bool requiresUpdate = false;
+
+                var indexSerializedData = JsonSerializer.Deserialize<IEnumerable<ContentTypeDto>>(index.SerializedData);
+                if (indexSerializedData == null) continue;
+
+                foreach (var data in indexSerializedData.Where(x => x.ContentType != null))
+                {
+                    requiresUpdate = true;
+
+                    var contentType = _contentTypeService.Get(data.ContentType!.Alias);
+                    if (contentType != null)
+                    {
+                        data.Id = contentType.Id;
+                    }
+
+                    data.Icon = data.ContentType!.Icon;
+                    data.Alias = data.ContentType!.Alias;
+                    data.Name = data.ContentType!.Name;
+                }
+
+                if (requiresUpdate)
+                {
+                    index.SerializedData = JsonSerializer.Serialize(indexSerializedData);
+                    scope.Database.Update(index);
+                }
+            }
+
+            scope.Complete();
+        }
+    }
+}

src/Umbraco.Cms.Integrations.Search.Algolia/Models/ContentTypeDtos/ContentTypeDto.cs

@@ -1,19 +1,26 @@
-namespace Umbraco.Cms.Integrations.Search.Algolia.Models.ContentTypeDtos
+using System.Text.Json.Serialization;
+
+namespace Umbraco.Cms.Integrations.Search.Algolia.Models.ContentTypeDtos
 {
     public class ContentTypeDto
     {
         public int Id { get; set; }
 
+        [JsonPropertyName("contentType")]
+        public ContentEntity? ContentType { get; set; }
+
         public string Icon { get; set; }
 
         public string Alias { get; set; }
 
+        [JsonPropertyName("name")]
         public string Name { get; set; }
 
         public bool Selected { get; set; }
 
         public bool AllowRemove { get; set; }
 
+        [JsonPropertyName("properties")]
         public IEnumerable<ContentTypePropertyDto> Properties { get; set; }
     }
 }

src/Umbraco.Cms.Integrations.Search.Algolia/Models/ContentTypeDtos/ContentTypePropertyDto.cs

@@ -1,17 +1,25 @@
-namespace Umbraco.Cms.Integrations.Search.Algolia.Models.ContentTypeDtos
+using System.Text.Json.Serialization;
+
+namespace Umbraco.Cms.Integrations.Search.Algolia.Models.ContentTypeDtos
 {
     public class ContentTypePropertyDto
     {
+        [JsonPropertyName("id")]
         public int Id { get; set; }
 
+        [JsonPropertyName("icon")]
         public string Icon { get; set; }
 
+        [JsonPropertyName("alias")]
         public string Alias { get; set; }
 
+        [JsonPropertyName("name")]
         public string Name { get; set; }
 
+        [JsonPropertyName("group")]
         public string Group { get; set; }
 
+        [JsonPropertyName("selected")]
         public bool Selected { get; set; }
     }
 }