added new properties and endpoints for series special features

MediaBrowser.Providers/TV/SeriesPostScanTask.cs

@@ -0,0 +1,64 @@
+using MediaBrowser.Controller.Entities.TV;
+using MediaBrowser.Controller.Library;
+using System;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Providers.TV
+{
+    class SeriesPostScanTask : ILibraryPostScanTask
+    {
+        /// <summary>
+        /// The _library manager
+        /// </summary>
+        private readonly ILibraryManager _libraryManager;
+
+        public SeriesPostScanTask(ILibraryManager libraryManager)
+        {
+            _libraryManager = libraryManager;
+        }
+
+        public Task Run(IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            return Task.Run(() => RunInternal(progress, cancellationToken));
+        }
+
+        private void RunInternal(IProgress<double> progress, CancellationToken cancellationToken)
+        {
+            var seriesList = _libraryManager.RootFolder
+                .RecursiveChildren
+                .OfType<Series>()
+                .ToList();
+
+            var numComplete = 0;
+
+            foreach (var series in seriesList)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var episodes = series.RecursiveChildren
+                    .OfType<Episode>()
+                    .ToList();
+
+                series.SpecialFeatureIds = episodes
+                    .Where(i => i.ParentIndexNumber.HasValue && i.ParentIndexNumber.Value == 0)
+                    .Select(i => i.Id)
+                    .ToList();
+
+                series.SeasonCount = episodes
+                    .Select(i => i.ParentIndexNumber ?? 0)
+                    .Where(i => i != 0)
+                    .Distinct()
+                    .Count();
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= seriesList.Count;
+                percent *= 100;
+
+                progress.Report(percent);
+            }
+        }
+    }
+}