New: Missing/Cutoff Unmet will update when an episode is grabbed

src/NzbDrone.Api/Episodes/EpisodeModuleWithSignalR.cs

@@ -0,0 +1,46 @@
+using NzbDrone.Api.Mapping;
+using NzbDrone.Core.Datastore.Events;
+using NzbDrone.Core.Download;
+using NzbDrone.Core.MediaFiles.Events;
+using NzbDrone.Core.Messaging.Commands;
+using NzbDrone.Core.Messaging.Events;
+using NzbDrone.Core.Tv;
+
+namespace NzbDrone.Api.Episodes
+{
+    public abstract class EpisodeModuleWithSignalR<TResource, TModel> : NzbDroneRestModuleWithSignalR<TResource, TModel>,
+        IHandle<EpisodeGrabbedEvent>,                         
+        IHandle<EpisodeDownloadedEvent>
+        where TResource : EpisodeResource, new()
+        where TModel : Episode
+    {
+        protected EpisodeModuleWithSignalR(ICommandExecutor commandExecutor)
+            : base(commandExecutor)
+        {
+        }
+
+        protected EpisodeModuleWithSignalR(ICommandExecutor commandExecutor, string resource)
+            : base(commandExecutor, resource)
+        {
+        }
+
+        public void Handle(EpisodeGrabbedEvent message)
+        {
+            foreach (var episode in message.Episode.Episodes)
+            {
+                var resource = episode.InjectTo<TResource>();
+                resource.Grabbed = true;
+
+                BroadcastResourceChange(ModelAction.Updated, resource);
+            }
+        }
+
+        public void Handle(EpisodeDownloadedEvent message)
+        {
+            foreach (var episode in message.Episode.Episodes)
+            {
+                BroadcastResourceChange(ModelAction.Updated, episode.Id);
+            }
+        }
+    }
+}