From 9f0405b9a08ff1a1383c1d0d23fded460d340044 Mon Sep 17 00:00:00 2001
From: Luke Pulverenti <luke.pulverenti@gmail.com>
Date: Fri, 9 Aug 2013 12:33:12 -0400
Subject: [PATCH] improved instant mix algorithm

---
 MediaBrowser.Api/InstantMixService.cs | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/MediaBrowser.Api/InstantMixService.cs b/MediaBrowser.Api/InstantMixService.cs
index d8a8d7db54..dbdc5cd930 100644
--- a/MediaBrowser.Api/InstantMixService.cs
+++ b/MediaBrowser.Api/InstantMixService.cs
@@ -66,9 +66,16 @@ namespace MediaBrowser.Api
 
         public object Get(GetInstantMixFromAlbum request)
         {
-            var item = DtoBuilder.GetItemByClientId(request.Id, _userManager, _libraryManager);
+            var album = (MusicAlbum)DtoBuilder.GetItemByClientId(request.Id, _userManager, _libraryManager);
 
-            var result = GetInstantMixResult(request, item.Genres).Result;
+            var genres = album
+               .RecursiveChildren
+               .OfType<Audio>()
+               .SelectMany(i => i.Genres)
+               .Concat(album.Genres)
+               .Distinct(StringComparer.OrdinalIgnoreCase);
+
+            var result = GetInstantMixResult(request, genres).Result;
 
             return ToOptimizedResult(result);
         }
@@ -91,6 +98,7 @@ namespace MediaBrowser.Api
                 .OfType<Audio>()
                 .Where(i => i.HasArtist(artist.Name))
                 .SelectMany(i => i.Genres)
+                .Concat(artist.Genres)
                 .Distinct(StringComparer.OrdinalIgnoreCase);
 
             var result = GetInstantMixResult(request, genres).Result;