cache the couchpotato wanted list, update it on an interval, and use it to determine if a movie has been queued already

PlexRequests.Services/MediaCacheService.cs

@@ -0,0 +1,89 @@
+#region Copyright
+// /************************************************************************
+//    Copyright (c) 2016 Jamie Rees
+//    File: AvailabilityUpdateService.cs
+//    Created By: Jamie Rees
+//   
+//    Permission is hereby granted, free of charge, to any person obtaining
+//    a copy of this software and associated documentation files (the
+//    "Software"), to deal in the Software without restriction, including
+//    without limitation the rights to use, copy, modify, merge, publish,
+//    distribute, sublicense, and/or sell copies of the Software, and to
+//    permit persons to whom the Software is furnished to do so, subject to
+//    the following conditions:
+//   
+//    The above copyright notice and this permission notice shall be
+//    included in all copies or substantial portions of the Software.
+//   
+//    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+//    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+//    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+//    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+//    LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+//    OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+//    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//  ************************************************************************/
+#endregion
+using System;
+using System.Reactive.Linq;
+using System.Web.Hosting;
+
+using FluentScheduler;
+
+using Mono.Data.Sqlite;
+
+using NLog;
+
+using PlexRequests.Api;
+using PlexRequests.Core;
+using PlexRequests.Core.SettingModels;
+using PlexRequests.Helpers;
+using PlexRequests.Services.Interfaces;
+using PlexRequests.Store;
+using PlexRequests.Store.Repository;
+
+namespace PlexRequests.Services
+{
+    public class MediaCacheService : ITask, IRegisteredObject, IAvailabilityUpdateService
+    {
+        public MediaCacheService()
+        {
+            var memCache = new MemoryCacheProvider();
+            var dbConfig = new DbConfiguration(new SqliteFactory());
+            var repo = new SettingsJsonRepository(dbConfig, memCache);
+
+            ConfigurationReader = new ConfigurationReader();
+            CpCacher = new CouchPotatoCacher(new SettingsServiceV2<CouchPotatoSettings>(repo), new CouchPotatoApi(), memCache);
+            HostingEnvironment.RegisterObject(this);
+        }
+
+        private static Logger Log = LogManager.GetCurrentClassLogger();
+
+        private IConfigurationReader ConfigurationReader { get; }
+        private ICouchPotatoCacher CpCacher { get; }
+        private IDisposable UpdateSubscription { get; set; }
+
+        public void Start(Configuration c)
+        {
+            UpdateSubscription?.Dispose();
+
+            CpCacher.Queued(-1);
+            UpdateSubscription = Observable.Interval(c.Intervals.Notification).Subscribe(CpCacher.Queued);
+        }
+
+        public void Execute()
+        {
+            Start(ConfigurationReader.Read());
+        }
+
+        public void Stop(bool immediate)
+        {
+            HostingEnvironment.UnregisterObject(this);
+        }
+    }
+
+    public interface ICouchPotatoCacheService
+    {
+        void Start(Configuration c);
+    }
+}