Initial implementation of the EntityRepository and Service, which will be used to retrieve a basic object with a minimum set of propreties for the models that have their base in the umbracoNode table.

The intention is to use this for loading trees in the backoffice for faster loading.

src/Umbraco.Core/Services/EntityService.cs

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+using System;
+using System.Collections.Generic;
+using Umbraco.Core.Models;
+using Umbraco.Core.Models.EntityBase;
+using Umbraco.Core.Persistence;
+using Umbraco.Core.Persistence.UnitOfWork;
+
+namespace Umbraco.Core.Services
+{
+    internal class EntityService : IService
+    {
+        private readonly IDatabaseUnitOfWorkProvider _uowProvider;
+        private readonly RepositoryFactory _repositoryFactory;
+
+        public EntityService()
+            : this(new RepositoryFactory())
+        { }
+
+        public EntityService(RepositoryFactory repositoryFactory)
+            : this(new PetaPocoUnitOfWorkProvider(), repositoryFactory)
+        { }
+
+        public EntityService(IDatabaseUnitOfWorkProvider provider)
+            : this(provider, new RepositoryFactory())
+        { }
+
+        public EntityService(IDatabaseUnitOfWorkProvider provider, RepositoryFactory repositoryFactory)
+        {
+            _uowProvider = provider;
+            _repositoryFactory = repositoryFactory;
+        }
+
+        /// <summary>
+        /// Gets an UmbracoEntity by its Id, and optionally loads the complete object graph.
+        /// </summary>
+        /// <returns>
+        /// By default this will load the base type <see cref="IUmbracoEntity"/> with a minimum set of properties.
+        /// </returns>
+        /// <param name="id">Id of the object to retrieve</param>
+        /// <param name="loadBaseType">Optional bool to load the complete object graph when set to <c>False</c>.</param>
+        /// <returns>An <see cref="IUmbracoEntity"/></returns>
+        public virtual IUmbracoEntity Get(int id, bool loadBaseType = true)
+        {
+            throw new NotImplementedException();
+        }
+
+        /// <summary>
+        /// Gets an UmbracoEntity by its Id and specified Type. Optionally loads the complete object graph.
+        /// </summary>
+        /// <returns>
+        /// By default this will load the base type <see cref="IUmbracoEntity"/> with a minimum set of properties.
+        /// </returns>
+        /// <typeparam name="T">Type of the model to retrieve. Must be based on an <see cref="IUmbracoEntity"/></typeparam>
+        /// <param name="id">Id of the object to retrieve</param>
+        /// <param name="loadBaseType">Optional bool to load the complete object graph when set to <c>False</c>.</param>
+        /// <returns>An <see cref="IUmbracoEntity"/></returns>
+        public virtual IUmbracoEntity Get<T>(int id, bool loadBaseType = true) where T : IUmbracoEntity
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IUmbracoEntity GetParent(int id)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IEnumerable<IUmbracoEntity> GetChildren(int id)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IEnumerable<IUmbracoEntity> GetDescendents(int id)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IEnumerable<IUmbracoEntity> GetAll<T>() where T : IUmbracoEntity
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IEnumerable<IUmbracoEntity> GetAll(UmbracoObjectTypes objectType)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual IEnumerable<IUmbracoEntity> GetAll(Guid objectTypeId)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual UmbracoObjectTypes GetObjectType(int id)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual UmbracoObjectTypes GetObjectType(IUmbracoEntity entity)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual Type GetModelType(int id)
+        {
+            throw new NotImplementedException();
+        }
+
+        public virtual Type GetModelType(UmbracoObjectTypes objectType)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}