Get/Set DisplayPreferences separately through the api

MediaBrowser.Api/DisplayPreferencesService.cs

@@ -0,0 +1,100 @@
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Serialization;
+using ServiceStack.ServiceHost;
+using ServiceStack.Text.Controller;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Api
+{
+    /// <summary>
+    /// Class UpdateDisplayPreferences
+    /// </summary>
+    [Route("/Users/{UserId}/DisplayPreferences/{Id}", "POST")]
+    [Api(("Updates a user's display preferences for an item"))]
+    public class UpdateDisplayPreferences : DisplayPreferences, IReturnVoid
+    {
+        /// <summary>
+        /// Gets or sets the id.
+        /// </summary>
+        /// <value>The id.</value>
+        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
+        public Guid Id { get; set; }
+    }
+
+    [Route("/Users/{UserId}/DisplayPreferences/{Id}", "GET")]
+    [Api(("Gets a user's display preferences for an item"))]
+    public class GetDisplayPreferences : IReturn<DisplayPreferences>
+    {
+        [ApiMember(Name = "UserId", Description = "User Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
+        public Guid UserId { get; set; }
+        
+        /// <summary>
+        /// Gets or sets the id.
+        /// </summary>
+        /// <value>The id.</value>
+        [ApiMember(Name = "Id", Description = "Item Id", IsRequired = true, DataType = "string", ParameterType = "path", Verb = "POST")]
+        public Guid Id { get; set; }
+    }
+    
+    /// <summary>
+    /// Class DisplayPreferencesService
+    /// </summary>
+    public class DisplayPreferencesService : BaseApiService
+    {
+        /// <summary>
+        /// The _user manager
+        /// </summary>
+        private readonly IUserManager _userManager;
+        /// <summary>
+        /// The _json serializer
+        /// </summary>
+        private readonly IJsonSerializer _jsonSerializer;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="DisplayPreferencesService"/> class.
+        /// </summary>
+        /// <param name="userManager">The user manager.</param>
+        /// <param name="jsonSerializer">The json serializer.</param>
+        public DisplayPreferencesService(IUserManager userManager, IJsonSerializer jsonSerializer)
+        {
+            _userManager = userManager;
+            _jsonSerializer = jsonSerializer;
+        }
+
+        /// <summary>
+        /// Gets the specified request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        public object Get(GetDisplayPreferences request)
+        {
+            var task = _userManager.GetDisplayPreferences(request.UserId, request.Id);
+
+            return ToOptimizedResult(task.Result);
+        }
+
+        /// <summary>
+        /// Posts the specified request.
+        /// </summary>
+        /// <param name="request">The request.</param>
+        public void Post(UpdateDisplayPreferences request)
+        {
+            // We need to parse this manually because we told service stack not to with IRequiresRequestStream
+            // https://code.google.com/p/servicestack/source/browse/trunk/Common/ServiceStack.Text/ServiceStack.Text/Controller/PathInfo.cs
+            var pathInfo = PathInfo.Parse(RequestContext.PathInfo);
+            var userId = new Guid(pathInfo.GetArgumentValue<string>(1));
+            var displayPreferencesId = new Guid(pathInfo.GetArgumentValue<string>(3));
+
+            var user = _userManager.GetUserById(userId);
+
+            // Serialize to json and then back so that the core doesn't see the request dto type
+            var displayPreferences = _jsonSerializer.DeserializeFromString<DisplayPreferences>(_jsonSerializer.SerializeToString(request));
+
+            var task = _userManager.SaveDisplayPreferences(user.Id, displayPreferencesId, displayPreferences, CancellationToken.None);
+
+            Task.WaitAll(task);
+        }
+    }
+}