Port 7.7 - WIP

src/Umbraco.Web/Search/SearchableTreeResolver.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Linq;
+using Umbraco.Core;
+using Umbraco.Core.Logging;
+using Umbraco.Core.Models;
+using Umbraco.Core.ObjectResolution;
+using Umbraco.Core.Services;
+using Umbraco.Web.Editors;
+using Umbraco.Web.Trees;
+
+namespace Umbraco.Web.Search
+{
+    /// <summary>
+    /// A resolver to return the collection of searchable trees
+    /// </summary>
+    /// <remarks>
+    /// This collection has a request scoped lifetime therefore any instance of ISearchableTree needs to support being a request scoped lifetime
+    /// </remarks>
+    public class SearchableTreeResolver : LazyManyObjectsResolverBase<SearchableTreeResolver, ISearchableTree>
+    {
+        private readonly IApplicationTreeService _treeService;
+
+        public SearchableTreeResolver(IServiceProvider serviceProvider, ILogger logger, IApplicationTreeService treeService, Func<IEnumerable<Type>> searchableTrees) 
+            : base(serviceProvider, logger, searchableTrees, ObjectLifetimeScope.HttpRequest)
+        {
+            _treeService = treeService;
+        }
+
+        /// <summary>
+        /// Returns the a dictionary of tree alias with it's affiliated <see cref="ISearchableTree"/>
+        /// </summary>
+        public IReadOnlyDictionary<string, SearchableApplicationTree> GetSearchableTrees()
+        {
+            var appTrees = _treeService.GetAll().ToArray();
+            var collection = new SearchableTreeCollection();
+            var searchableTrees = Values.ToArray();
+            foreach (var searchableTree in searchableTrees)
+            {
+                var found = appTrees.FirstOrDefault(x => x.Alias == searchableTree.TreeAlias);
+                if (found != null)
+                {
+                    collection.Add(new SearchableApplicationTree(found.ApplicationAlias, found.Alias, searchableTree));
+                }
+            }
+            return collection.AsReadOnlyDictionary();
+        }
+    }
+}