Miscellaneous code cleanup

MediaBrowser.Api/ItemLookupService.cs

@@ -305,9 +305,15 @@ namespace MediaBrowser.Api
 
             Directory.CreateDirectory(Path.GetDirectoryName(fullCachePath));
             using (var stream = result.Content)
-            using (var filestream = new FileStream(fullCachePath, FileMode.Create, FileAccess.Write, FileShare.Read, IODefaults.FileStreamBufferSize, true))
             {
-                await stream.CopyToAsync(filestream).ConfigureAwait(false);
+                using var fileStream = new FileStream(fullCachePath,
+                    FileMode.Create,
+                    FileAccess.Write,
+                    FileShare.Read,
+                    IODefaults.FileStreamBufferSize,
+                    true);
+
+                await stream.CopyToAsync(fileStream).ConfigureAwait(false);
             }
 
             Directory.CreateDirectory(Path.GetDirectoryName(pointerCachePath));

MediaBrowser.Api/Library/LibraryService.cs

@@ -544,8 +544,7 @@ namespace MediaBrowser.Api.Library
 
             foreach (var type in types)
             {
-                ImageOption[] defaultImageOptions = null;
-                TypeOptions.DefaultImageOptions.TryGetValue(type, out defaultImageOptions);
+                TypeOptions.DefaultImageOptions.TryGetValue(type, out var defaultImageOptions);
 
                 typeOptions.Add(new LibraryTypeOptions
                 {
@@ -592,8 +591,6 @@ namespace MediaBrowser.Api.Library
 
         public object Get(GetSimilarItems request)
         {
-            var user = !request.UserId.Equals(Guid.Empty) ? _userManager.GetUserById(request.UserId) : null;
-
             var item = string.IsNullOrEmpty(request.Id) ?
                 (!request.UserId.Equals(Guid.Empty) ? _libraryManager.GetUserRootFolder() :
                 _libraryManager.RootFolder) : _libraryManager.GetItemById(request.Id);
@@ -651,7 +648,7 @@ namespace MediaBrowser.Api.Library
             // ExcludeArtistIds
             if (!string.IsNullOrEmpty(request.ExcludeArtistIds))
             {
-                query.ExcludeArtistIds = BaseApiService.GetGuids(request.ExcludeArtistIds);
+                query.ExcludeArtistIds = GetGuids(request.ExcludeArtistIds);
             }
 
             List<BaseItem> itemsResult;
@@ -672,7 +669,6 @@ namespace MediaBrowser.Api.Library
             var result = new QueryResult<BaseItemDto>
             {
                 Items = returnList,
-
                 TotalRecordCount = itemsResult.Count
             };
 
@@ -1075,36 +1071,18 @@ namespace MediaBrowser.Api.Library
                 throw new ResourceNotFoundException("Item not found.");
             }
 
-            BaseItem[] themeItems = Array.Empty<BaseItem>();
+            IEnumerable<BaseItem> themeItems = item.GetThemeSongs();
 
-            while (true)
+            while (!themeItems.Any() && request.InheritFromParent && item.GetParent() != null)
             {
-                themeItems = item.GetThemeSongs().ToArray();
-
-                if (themeItems.Length > 0)
-                {
-                    break;
-                }
-
-                if (!request.InheritFromParent)
-                {
-                    break;
-                }
-
-                var parent = item.GetParent();
-                if (parent == null)
-                {
-                    break;
-                }
-                item = parent;
+                item = item.GetParent();
+                themeItems = item.GetThemeSongs();
             }
 
             var dtoOptions = GetDtoOptions(_authContext, request);
-
-            var dtos = themeItems
-                            .Select(i => _dtoService.GetBaseItemDto(i, dtoOptions, user, item));
-
-            var items = dtos.ToArray();
+            var items = themeItems
+                .Select(i => _dtoService.GetBaseItemDto(i, dtoOptions, user, item))
+                .ToArray();
 
             return new ThemeMediaResult
             {
@@ -1121,9 +1099,7 @@ namespace MediaBrowser.Api.Library
         /// <returns>System.Object.</returns>
         public object Get(GetThemeVideos request)
         {
-            var result = GetThemeVideos(request);
-
-            return ToOptimizedResult(result);
+            return ToOptimizedResult(GetThemeVideos(request));
         }
 
         public ThemeMediaResult GetThemeVideos(GetThemeVideos request)
@@ -1141,36 +1117,19 @@ namespace MediaBrowser.Api.Library
                 throw new ResourceNotFoundException("Item not found.");
             }
 
-            BaseItem[] themeItems = Array.Empty<BaseItem>();
+            IEnumerable<BaseItem> themeItems = item.GetThemeVideos();
 
-            while (true)
+            while (!themeItems.Any() && request.InheritFromParent && item.GetParent() != null)
             {
-                themeItems = item.GetThemeVideos().ToArray();
-
-                if (themeItems.Length > 0)
-                {
-                    break;
-                }
-
-                if (!request.InheritFromParent)
-                {
-                    break;
-                }
-
-                var parent = item.GetParent();
-                if (parent == null)
-                {
-                    break;
-                }
-                item = parent;
+                item = item.GetParent();
+                themeItems = item.GetThemeVideos();
             }
 
             var dtoOptions = GetDtoOptions(_authContext, request);
 
-            var dtos = themeItems
-                            .Select(i => _dtoService.GetBaseItemDto(i, dtoOptions, user, item));
-
-            var items = dtos.ToArray();
+            var items = themeItems
+                .Select(i => _dtoService.GetBaseItemDto(i, dtoOptions, user, item))
+                .ToArray();
 
             return new ThemeMediaResult
             {

MediaBrowser.Api/Playback/Hls/BaseHlsService.cs

@@ -240,17 +240,12 @@ namespace MediaBrowser.Api.Playback.Hls
 
         protected Stream GetPlaylistFileStream(string path)
         {
-            var tmpPath = path + ".tmp";
-            tmpPath = path;
-
-            try
-            {
-                return new FileStream(tmpPath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, IODefaults.FileStreamBufferSize, FileOptions.SequentialScan);
-            }
-            catch (IOException)
-            {
-                return new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite, IODefaults.FileStreamBufferSize, FileOptions.SequentialScan);
-            }
+            return new FileStream(path,
+                FileMode.Open,
+                FileAccess.Read,
+                FileShare.ReadWrite,
+                IODefaults.FileStreamBufferSize,
+                FileOptions.SequentialScan);
         }
 
         protected override string GetCommandLineArguments(string outputPath, EncodingOptions encodingOptions, StreamState state, bool isEncoding)

MediaBrowser.Api/UserLibrary/BaseItemsByNameService.cs

@@ -273,7 +273,7 @@ namespace MediaBrowser.Api.UserLibrary
                 DtoOptions = dtoOptions
             };
 
-            Func<BaseItem, bool> filter = i => FilterItem(request, i, excludeItemTypes, includeItemTypes, mediaTypes);
+            bool Filter(BaseItem i) => FilterItem(request, i, excludeItemTypes, includeItemTypes, mediaTypes);
 
             if (parentItem.IsFolder)
             {
@@ -283,18 +283,18 @@ namespace MediaBrowser.Api.UserLibrary
                 {
                     items = request.Recursive ?
                         folder.GetRecursiveChildren(user, query).ToList() :
-                        folder.GetChildren(user, true).Where(filter).ToList();
+                        folder.GetChildren(user, true).Where(Filter).ToList();
                 }
                 else
                 {
                     items = request.Recursive ?
-                        folder.GetRecursiveChildren(filter) :
-                        folder.Children.Where(filter).ToList();
+                        folder.GetRecursiveChildren(Filter) :
+                        folder.Children.Where(Filter).ToList();
                 }
             }
             else
             {
-                items = new[] { parentItem }.Where(filter).ToList();
+                items = new[] { parentItem }.Where(Filter).ToList();
             }
 
             var extractedItems = GetAllItems(request, items);
@@ -345,30 +345,21 @@ namespace MediaBrowser.Api.UserLibrary
         private bool FilterItem(GetItemsByName request, BaseItem f, string[] excludeItemTypes, string[] includeItemTypes, string[] mediaTypes)
         {
             // Exclude item types
-            if (excludeItemTypes.Length > 0)
+            if (excludeItemTypes.Length > 0 && excludeItemTypes.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase))
             {
-                if (excludeItemTypes.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase))
-                {
-                    return false;
-                }
+                return false;
             }
 
             // Include item types
-            if (includeItemTypes.Length > 0)
+            if (includeItemTypes.Length > 0 && !includeItemTypes.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase))
             {
-                if (!includeItemTypes.Contains(f.GetType().Name, StringComparer.OrdinalIgnoreCase))
-                {
-                    return false;
-                }
+                return false;
             }
 
             // Include MediaTypes
-            if (mediaTypes.Length > 0)
+            if (mediaTypes.Length > 0 && !mediaTypes.Contains(f.MediaType ?? string.Empty, StringComparer.OrdinalIgnoreCase))
             {
-                if (!mediaTypes.Contains(f.MediaType ?? string.Empty, StringComparer.OrdinalIgnoreCase))
-                {
-                    return false;
-                }
+                return false;
             }
 
             return true;

MediaBrowser.Api/VideosService.cs

@@ -138,10 +138,8 @@ namespace MediaBrowser.Api
             var videosWithVersions = items.Where(i => i.MediaSourceCount > 1)
                 .ToList();
 
-            var primaryVersion = videosWithVersions.FirstOrDefault() ?? items.OrderBy(i =>
-                {
-                    return (i.Video3DFormat.HasValue || i.VideoType != Model.Entities.VideoType.VideoFile) ? 1 : 0;
-                })
+            var primaryVersion = videosWithVersions.FirstOrDefault() ?? items.OrderBy(i
+                    => (i.Video3DFormat.HasValue || i.VideoType != Model.Entities.VideoType.VideoFile) ? 1 : 0)
                 .ThenByDescending(i =>
                 {
                     var stream = i.GetDefaultVideoStream();