private ItemsResult GetInstantMixResult(BaseGetSimilarItems request, IEnumerable <string> genres) { var user = request.UserId.HasValue ? _userManager.GetUserById(request.UserId.Value) : null; var fields = request.GetItemFields().ToList(); var inputItems = user == null ? _libraryManager.RootFolder.RecursiveChildren : user.RootFolder.GetRecursiveChildren(user); var genresDictionary = genres.ToDictionary(i => i, StringComparer.OrdinalIgnoreCase); var limit = request.Limit.HasValue ? request.Limit.Value * 2 : 100; var items = inputItems .OfType <Audio>() .Select(i => new Tuple <Audio, int>(i, i.Genres.Count(genresDictionary.ContainsKey))) .OrderByDescending(i => i.Item2) .ThenBy(i => Guid.NewGuid()) .Select(i => i.Item1) .Take(limit) .OrderBy(i => Guid.NewGuid()) .ToList(); var result = new ItemsResult { TotalRecordCount = items.Count }; var dtos = items.Take(request.Limit ?? items.Count) .Select(i => _dtoService.GetBaseItemDto(i, fields, user)); result.Items = dtos.ToArray(); return(result); }
private object GetResult(IEnumerable<Audio> items, User user, BaseGetSimilarItems request) { var fields = request.GetItemFields().ToList(); var list = items.ToList(); var result = new ItemsResult { TotalRecordCount = list.Count }; var dtos = list.Take(request.Limit ?? list.Count) .Select(i => _dtoService.GetBaseItemDto(i, fields, user)); result.Items = dtos.ToArray(); return ToOptimizedResult(result); }
private ItemsResult GetInstantMixResult(BaseGetSimilarItems request, IEnumerable<string> genres) { var user = request.UserId.HasValue ? _userManager.GetUserById(request.UserId.Value) : null; var fields = request.GetItemFields().ToList(); var inputItems = user == null ? _libraryManager.RootFolder.RecursiveChildren : user.RootFolder.GetRecursiveChildren(user); var genresDictionary = genres.ToDictionary(i => i, StringComparer.OrdinalIgnoreCase); var limit = request.Limit.HasValue ? request.Limit.Value * 2 : 100; var items = inputItems .OfType<Audio>() .Select(i => new Tuple<Audio, int>(i, i.Genres.Count(genresDictionary.ContainsKey))) .OrderByDescending(i => i.Item2) .ThenBy(i => Guid.NewGuid()) .Select(i => i.Item1) .Take(limit) .OrderBy(i => Guid.NewGuid()) .ToList(); var result = new ItemsResult { TotalRecordCount = items.Count }; var dtos = items.Take(request.Limit ?? items.Count) .Select(i => _dtoService.GetBaseItemDto(i, fields, user)); result.Items = dtos.ToArray(); return result; }
private async Task<ItemsResult> GetInstantMixResult(BaseGetSimilarItems request, IEnumerable<string> genres) { var user = request.UserId.HasValue ? _userManager.GetUserById(request.UserId.Value) : null; var fields = request.GetItemFields().ToList(); var dtoBuilder = new DtoBuilder(Logger, _libraryManager, _userDataRepository, _itemRepo); var inputItems = user == null ? _libraryManager.RootFolder.RecursiveChildren : user.RootFolder.GetRecursiveChildren(user); var genresDictionary = genres.ToDictionary(i => i, StringComparer.OrdinalIgnoreCase); var limit = request.Limit.HasValue ? request.Limit.Value * 2 : 100; var items = inputItems .OfType<Audio>() .Select(i => new Tuple<Audio, int>(i, i.Genres.Count(genresDictionary.ContainsKey))) .OrderByDescending(i => i.Item2) .ThenBy(i => Guid.NewGuid()) .Select(i => i.Item1) .Take(limit) .OrderBy(i => Guid.NewGuid()) .ToArray(); var result = new ItemsResult { TotalRecordCount = items.Length }; var tasks = items.Take(request.Limit ?? items.Length) .Select(i => dtoBuilder.GetBaseItemDto(i, fields, user)); result.Items = await Task.WhenAll(tasks).ConfigureAwait(false); return result; }