Fixed performance issues with the QueueModule and limited the number of items the Download Client will fetch as history.

src/NzbDrone.Api/Queue/QueueResource.cs

@@ -2,13 +2,15 @@
 using NzbDrone.Api.REST;
 using NzbDrone.Core.Qualities;
 using NzbDrone.Core.Tv;
+using NzbDrone.Api.Series;
+using NzbDrone.Api.Episodes;
 
 namespace NzbDrone.Api.Queue
 {
     public class QueueResource : RestResource
     {
-        public Core.Tv.Series Series { get; set; }
+        public SeriesResource Series { get; set; }
-        public Episode Episode { get; set; }
+        public EpisodeResource Episode { get; set; }
         public QualityModel Quality { get; set; }
         public Decimal Size { get; set; }
         public String Title { get; set; }

src/NzbDrone.Core.Test/Download/DownloadClientTests/DownloadClientFixtureBase.cs

@@ -10,6 +10,7 @@ using NzbDrone.Core.Parser.Model;
 using NzbDrone.Core.Parser;
 using NzbDrone.Core.Tv;
 using NzbDrone.Core.Download;
+using NzbDrone.Core.Configuration;
 
 namespace NzbDrone.Core.Test.Download.DownloadClientTests
 {
@@ -22,6 +23,10 @@ namespace NzbDrone.Core.Test.Download.DownloadClientTests
         [SetUp]
         public void SetupBase()
         {
+            Mocker.GetMock<IConfigService>()
+                .SetupGet(s => s.DownloadClientHistoryLimit)
+                .Returns(30);
+
             Mocker.GetMock<IParsingService>()
                 .Setup(s => s.Map(It.IsAny<ParsedEpisodeInfo>(), It.IsAny<int>(), null))
                 .Returns(CreateRemoteEpisode());

src/NzbDrone.Core/Configuration/ConfigService.cs

@@ -205,6 +205,13 @@ namespace NzbDrone.Core.Configuration
             set { SetValue("DownloadedEpisodesScanInterval", value); }
         }
 
+        public Int32 DownloadClientHistoryLimit
+        {
+            get { return GetValueInt("DownloadClientHistoryLimit", 30); }
+
+            set { SetValue("DownloadClientHistoryLimit", value); }
+        }
+
         public Boolean SkipFreeSpaceCheckWhenImporting
         {
             get { return GetValueBoolean("SkipFreeSpaceCheckWhenImporting", false); }

src/NzbDrone.Core/Configuration/IConfigService.cs

@@ -17,6 +17,7 @@ namespace NzbDrone.Core.Configuration
         String DownloadedEpisodesFolder { get; set; }
         String DownloadClientWorkingFolders { get; set; }
         Int32 DownloadedEpisodesScanInterval { get; set; }
+        Int32 DownloadClientHistoryLimit { get; set; }
 
         //Completed/Failed Download Handling (Download client)
         Boolean EnableCompletedDownloadHandling { get; set; }

src/NzbDrone.Core/Download/Clients/Nzbget/Nzbget.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using NLog;
 using NzbDrone.Common;
 using NzbDrone.Common.Http;
+using NzbDrone.Core.Configuration;
 using NzbDrone.Core.Indexers;
 using NzbDrone.Core.Messaging.Commands;
 using NzbDrone.Core.Parser;
@@ -18,10 +19,11 @@ namespace NzbDrone.Core.Download.Clients.Nzbget
         private readonly IHttpProvider _httpProvider;
 
         public Nzbget(INzbgetProxy proxy,
+                      IConfigService configService,
                       IParsingService parsingService,
                       IHttpProvider httpProvider,
                       Logger logger)
-            : base(parsingService, logger)
+            : base(configService, parsingService, logger)
         {
             _proxy = proxy;
             _httpProvider = httpProvider;
@@ -139,7 +141,7 @@ namespace NzbDrone.Core.Download.Clients.Nzbget
 
             try
             {
-                history = _proxy.GetHistory(Settings);
+                history = _proxy.GetHistory(Settings).Take(_configService.DownloadClientHistoryLimit).ToList();
             }
             catch (DownloadClientException ex)
             {

src/NzbDrone.Core/Download/Clients/Pneumatic/Pneumatic.cs

@@ -17,20 +17,18 @@ namespace NzbDrone.Core.Download.Clients.Pneumatic
 {
     public class Pneumatic : DownloadClientBase<PneumaticSettings>, IExecute<TestPneumaticCommand>
     {
-        private readonly IConfigService _configService;
         private readonly IHttpProvider _httpProvider;
         private readonly IDiskProvider _diskProvider;
 
         private static readonly Logger logger =  NzbDroneLogger.GetLogger();
 
-        public Pneumatic(IConfigService configService,
+        public Pneumatic(IHttpProvider httpProvider,
-                         IHttpProvider httpProvider,
                          IDiskProvider diskProvider,
+                         IConfigService configService,
                          IParsingService parsingService,
                          Logger logger)
-            : base(parsingService, logger)
+            : base(configService, parsingService, logger)
         {
-            _configService = configService;
             _httpProvider = httpProvider;
             _diskProvider = diskProvider;
         }

src/NzbDrone.Core/Download/Clients/Sabnzbd/Sabnzbd.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using NLog;
 using NzbDrone.Common;
 using NzbDrone.Common.Http;
+using NzbDrone.Core.Configuration;
 using NzbDrone.Core.Indexers;
 using NzbDrone.Core.Messaging.Commands;
 using NzbDrone.Core.Parser;
@@ -18,10 +19,11 @@ namespace NzbDrone.Core.Download.Clients.Sabnzbd
         private readonly ISabnzbdProxy _proxy;
 
         public Sabnzbd(IHttpProvider httpProvider,
-                       IParsingService parsingService,
                        ISabnzbdProxy proxy,
+                       IConfigService configService,
+                       IParsingService parsingService,
                        Logger logger)
-            : base(parsingService, logger)
+            : base(configService, parsingService, logger)
         {
             _httpProvider = httpProvider;
             _proxy = proxy;
@@ -116,7 +118,7 @@ namespace NzbDrone.Core.Download.Clients.Sabnzbd
 
             try
             {
-                sabHistory = _proxy.GetHistory(0, 0, Settings);
+                sabHistory = _proxy.GetHistory(0, _configService.DownloadClientHistoryLimit, Settings);
             }
             catch (DownloadClientException ex)
             {

src/NzbDrone.Core/Download/Clients/UsenetBlackhole/UsenetBlackhole.cs

@@ -6,6 +6,7 @@ using NLog;
 using NzbDrone.Common;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.Http;
+using NzbDrone.Core.Configuration;
 using NzbDrone.Core.Indexers;
 using NzbDrone.Core.Messaging.Commands;
 using NzbDrone.Core.Organizer;
@@ -23,10 +24,11 @@ namespace NzbDrone.Core.Download.Clients.UsenetBlackhole
 
         public UsenetBlackhole(IDiskProvider diskProvider,
                                IDiskScanService diskScanService,
-                               IParsingService parsingService,
                                IHttpProvider httpProvider,
+                               IConfigService configService,
+                               IParsingService parsingService,
                                Logger logger)
-            : base(parsingService, logger)
+            : base(configService, parsingService, logger)
         {
             _diskProvider = diskProvider;
             _diskScanService = diskScanService;

src/NzbDrone.Core/Download/DownloadClientBase.cs

@@ -5,6 +5,7 @@ using NzbDrone.Core.Indexers;
 using NzbDrone.Core.Parser;
 using NzbDrone.Core.Parser.Model;
 using NzbDrone.Core.ThingiProvider;
+using NzbDrone.Core.Configuration;
 using NLog;
 
 namespace NzbDrone.Core.Download
@@ -12,6 +13,7 @@ namespace NzbDrone.Core.Download
     public abstract class DownloadClientBase<TSettings> : IDownloadClient
         where TSettings : IProviderConfig, new()
     {
+        protected readonly IConfigService _configService;
         private readonly IParsingService _parsingService;
         protected readonly Logger _logger;
 
@@ -41,8 +43,9 @@ namespace NzbDrone.Core.Download
             }
         }
 
-        protected DownloadClientBase(IParsingService parsingService, Logger logger)
+        protected DownloadClientBase(IConfigService configService, IParsingService parsingService, Logger logger)
         {
+            _configService = configService;
             _parsingService = parsingService;
             _logger = logger;
         }