search overhaul (#87)

* add letter bar with no links

* use lucene for search, add paged search results

* add search index version

* index library_name; rebuild index when folder is missing

* maintain index as local movies change

* fix tests

* maintain index as local shows change

* maintain index as plex movies change

* maintain index as plex shows change

* code cleanup

* add duplicate filter to search

* add links to letter bar

* code cleanup

ErsatzTV.Core.Tests/Fakes/FakeLocalFileSystem.cs

@@ -36,6 +36,8 @@ namespace ErsatzTV.Core.Tests.Fakes
             _folders = allFolders.Distinct().Map(f => new FakeFolderEntry(f)).ToList();
         }
 
+        public Unit EnsureFolderExists(string folder) => Unit.Default;
+
         public DateTime GetLastWriteTime(string path) =>
             Optional(_files.SingleOrDefault(f => f.Path == path))
                 .Map(f => f.LastWriteTime)

ErsatzTV.Core.Tests/Fakes/FakeMovieWithPath.cs

@@ -1,26 +1,26 @@
 using System.Collections.Generic;
 using ErsatzTV.Core.Domain;
+using ErsatzTV.Core.Metadata;
 
 namespace ErsatzTV.Core.Tests.Fakes
 {
-    public class FakeMovieWithPath : Movie
+    public class FakeMovieWithPath : MediaItemScanResult<Movie>
     {
         public FakeMovieWithPath(string path)
-        {
-            Path = path;
-
-            MediaVersions = new List<MediaVersion>
-            {
-                new()
+            : base(
+                new Movie
                 {
-                    MediaFiles = new List<MediaFile>
+                    MediaVersions = new List<MediaVersion>
                     {
-                        new() { Path = path }
+                        new()
+                        {
+                            MediaFiles = new List<MediaFile>
+                            {
+                                new() { Path = path }
+                            }
+                        }
                     }
-                }
-            };
-        }
-
-        public string Path { get; }
+                }) =>
+            IsAdded = true;
     }
 }

ErsatzTV.Core.Tests/Fakes/FakeTelevisionRepository.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Threading.Tasks;
 using ErsatzTV.Core.Domain;
 using ErsatzTV.Core.Interfaces.Repositories;
+using ErsatzTV.Core.Metadata;
 using LanguageExt;
 
 namespace ErsatzTV.Core.Tests.Fakes
@@ -20,6 +21,8 @@ namespace ErsatzTV.Core.Tests.Fakes
         public Task<List<ShowMetadata>> GetPagedShows(int pageNumber, int pageSize) =>
             throw new NotSupportedException();
 
+        public Task<List<ShowMetadata>> GetShowsForCards(List<int> ids) => throw new NotSupportedException();
+
         public Task<List<Episode>> GetShowItems(int showId) => throw new NotSupportedException();
 
         public Task<List<Season>> GetAllSeasons() => throw new NotSupportedException();
@@ -43,7 +46,7 @@ namespace ErsatzTV.Core.Tests.Fakes
         public Task<Option<Show>> GetShowByMetadata(int libraryPathId, ShowMetadata metadata) =>
             throw new NotSupportedException();
 
-        public Task<Either<BaseError, Show>>
+        public Task<Either<BaseError, MediaItemScanResult<Show>>>
             AddShow(int libraryPathId, string showFolder, ShowMetadata metadata) =>
             throw new NotSupportedException();
 
@@ -59,9 +62,11 @@ namespace ErsatzTV.Core.Tests.Fakes
 
         public Task<Unit> DeleteEmptySeasons(LibraryPath libraryPath) => throw new NotSupportedException();
 
-        public Task<Unit> DeleteEmptyShows(LibraryPath libraryPath) => throw new NotSupportedException();
+        public Task<List<int>> DeleteEmptyShows(LibraryPath libraryPath) => throw new NotSupportedException();
 
-        public Task<Either<BaseError, PlexShow>> GetOrAddPlexShow(PlexLibrary library, PlexShow item) =>
+        public Task<Either<BaseError, MediaItemScanResult<PlexShow>>> GetOrAddPlexShow(
+            PlexLibrary library,
+            PlexShow item) =>
             throw new NotSupportedException();
 
         public Task<Either<BaseError, PlexSeason>> GetOrAddPlexSeason(PlexLibrary library, PlexSeason item) =>
@@ -70,9 +75,9 @@ namespace ErsatzTV.Core.Tests.Fakes
         public Task<Either<BaseError, PlexEpisode>> GetOrAddPlexEpisode(PlexLibrary library, PlexEpisode item) =>
             throw new NotSupportedException();
 
-        public Task<Unit> AddGenre(ShowMetadata metadata, Genre genre) => throw new NotSupportedException();
+        public Task<bool> AddGenre(ShowMetadata metadata, Genre genre) => throw new NotSupportedException();
 
-        public Task<Unit> RemoveMissingPlexShows(PlexLibrary library, List<string> showKeys) =>
+        public Task<List<int>> RemoveMissingPlexShows(PlexLibrary library, List<string> showKeys) =>
             throw new NotSupportedException();
 
         public Task<Unit> RemoveMissingPlexSeasons(string showKey, List<string> seasonKeys) =>