Add new UmbracoBuiilder extension methods to discover and set an IUmbracoTreeSearcherFields (#12751)

src/Umbraco.Web.Website/Extensions/WebsiteUmbracoBuilderExtensions.cs

@@ -1,5 +1,6 @@
 using Umbraco.Cms.Core.DependencyInjection;
 using Umbraco.Cms.Core.Routing;
+using Umbraco.Cms.Infrastructure.Examine;
 
 namespace Umbraco.Extensions;
 
@@ -84,5 +85,41 @@ public static class WebsiteUmbracoBuilderExtensions
         return builder;
     }
 
+    /// <summary>
+    ///     Sets the UmbracoTreeSearcherFields to change fields that can be searched in the backoffice.
+    /// </summary>
+    /// <typeparam name="T">The type of the Umbraco tree searcher fields.</typeparam>
+    /// <param name="builder">The builder.</param>
+    public static IUmbracoBuilder SetTreeSearcherFields<T>(this IUmbracoBuilder builder)
+        where T : class, IUmbracoTreeSearcherFields
+    {
+        builder.Services.AddUnique<IUmbracoTreeSearcherFields, T>();
+        return builder;
+    }
+
+    /// <summary>
+    ///     Sets the UmbracoTreeSearcherFields to change fields that can be searched in the backoffice.
+    /// </summary>
+    /// <param name="builder">The builder.</param>
+    /// <param name="factory">A function creating a TreeSearcherFields</param>
+    public static IUmbracoBuilder SetTreeSearcherFields(
+        this IUmbracoBuilder builder,
+        Func<IServiceProvider, IUmbracoTreeSearcherFields> factory)
+    {
+        builder.Services.AddUnique(factory);
+        return builder;
+    }
+
+    /// <summary>
+    ///     Sets the UmbracoTreeSearcherFields to change fields that can be searched in the backoffice.
+    /// </summary>
+    /// <param name="builder">The builder.</param>
+    /// <param name="treeSearcherFields">An UmbracoTreeSearcherFields.</param>
+    public static IUmbracoBuilder SetTreeSearcherFields(this IUmbracoBuilder builder, IUmbracoTreeSearcherFields treeSearcherFields)
+    {
+        builder.Services.AddUnique(treeSearcherFields);
+        return builder;
+    }
+
     #endregion
 }