New: Store last search time for EpisodeSearch

Closes #420

src/NzbDrone.Api/Episodes/EpisodeResource.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using Newtonsoft.Json;
@@ -30,6 +30,7 @@ namespace NzbDrone.Api.Episodes
         public bool UnverifiedSceneNumbering { get; set; }
         public string SeriesTitle { get; set; }
         public SeriesResource Series { get; set; }
+        public DateTime? LastSearchTime { get; set; }
 
         //Hiding this so people don't think its usable (only used to set the initial state)
         [JsonProperty(DefaultValueHandling = DefaultValueHandling.Ignore)]
@@ -65,6 +66,7 @@ namespace NzbDrone.Api.Episodes
                 UnverifiedSceneNumbering = model.UnverifiedSceneNumbering,
                 SeriesTitle = model.SeriesTitle,
                 //Series = model.Series.MapToResource(),
+                LastSearchTime = model.LastSearchTime
             };
         }
 

src/NzbDrone.Core/Datastore/Migration/130_episode_last_searched_time.cs

@@ -0,0 +1,14 @@
+using FluentMigrator;
+using NzbDrone.Core.Datastore.Migration.Framework;
+
+namespace NzbDrone.Core.Datastore.Migration
+{
+    [Migration(130)]
+    public class episode_last_searched_time : NzbDroneMigrationBase
+    {
+        protected override void MainDbUpgrade()
+        {
+            Alter.Table("Episodes").AddColumn("LastSearchTime").AsDateTime().Nullable();
+        }
+    }
+}

src/NzbDrone.Core/IndexerSearch/NzbSearchService.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.Threading.Tasks;
@@ -314,6 +314,16 @@ namespace NzbDrone.Core.IndexerSearch
 
             _logger.Debug("Total of {0} reports were found for {1} from {2} indexers", reports.Count, criteriaBase, indexers.Count);
 
+            // Update the last search time for all episodes if at least 1 indexer was searched.
+            if (indexers.Any())
+            {
+                var lastSearchTime = DateTime.UtcNow;
+                _logger.Debug("Setting last search time to: {0}", lastSearchTime);
+
+                criteriaBase.Episodes.ForEach(e => e.LastSearchTime = lastSearchTime);
+                _episodeService.UpdateEpisodes(criteriaBase.Episodes);
+            }
+
             return _makeDownloadDecision.GetSearchDecision(reports, criteriaBase).ToList();
         }
     }

src/NzbDrone.Core/NzbDrone.Core.csproj

@@ -143,6 +143,7 @@
     <Compile Include="Configuration\IConfigService.cs" />
     <Compile Include="Configuration\InvalidConfigFileException.cs" />
     <Compile Include="Configuration\ResetApiKeyCommand.cs" />
+    <Compile Include="Datastore\Migration\130_episode_last_searched_time.cs" />
     <Compile Include="Datastore\Migration\129_add_relative_original_path_to_episode_file.cs" />
     <Compile Include="DecisionEngine\Specifications\AlreadyImportedSpecification.cs" />
     <Compile Include="Indexers\SeedConfigProvider.cs" />

src/NzbDrone.Core/Tv/Episode.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using Marr.Data;
 using NzbDrone.Common.Extensions;
@@ -32,6 +32,7 @@ namespace NzbDrone.Core.Tv
         public bool UnverifiedSceneNumbering { get; set; }
         public Ratings Ratings { get; set; }
         public List<MediaCover.MediaCover> Images { get; set; }
+        public DateTime? LastSearchTime { get; set; }
 
         public string SeriesTitle { get; private set; }
 
@@ -46,4 +47,4 @@ namespace NzbDrone.Core.Tv
             return string.Format("[{0}]{1}", Id, Title.NullSafe());
         }
     }
-}
+}