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perf: replace List.Contains() with HashSet for O(1) lookups (#92)

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- ReleaseSearchService: wrap wantedLanguages in HashSet<Language>
- FileNameBuilder: convert splitFilter array to HashSet<string>
- NewznabCategoryFieldOptionsConverter: use HashSet<int> for category filters

Addresses Issue #35

Co-authored-by: admin <admin@ardentleatherworks.com>
This commit is contained in:
Cody Kickertz 2025-12-21 11:15:37 -06:00 committed by GitHub
parent f4f7253165
commit 739a672637
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3 changed files with 6 additions and 5 deletions
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3
src/NzbDrone.Core/IndexerSearch/ReleaseSearchService.cs
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@ -8,6 +8,7 @@
using NzbDrone.Core.DecisionEngine;
using NzbDrone.Core.Indexers;
using NzbDrone.Core.IndexerSearch.Definitions;
using NzbDrone.Core.Languages;
using NzbDrone.Core.Movies;
using NzbDrone.Core.Movies.Translations;
using NzbDrone.Core.Parser.Model;
@ -75,7 +76,7 @@ private TSpec Get<TSpec>(Movie movie, bool userInvokedSearch, bool interactiveSe
InteractiveSearch = interactiveSearch
};
var wantedLanguages = _qualityProfileService.GetAcceptableLanguages(movie.QualityProfileId);
var wantedLanguages = new HashSet<Language>(_qualityProfileService.GetAcceptableLanguages(movie.QualityProfileId));
var translations = _movieTranslationService.GetAllTranslationsForMovieMetadata(movie.MovieMetadataId);
var queryTranslations = new List<string>

4
src/NzbDrone.Core/Indexers/Newznab/NewznabCategoryFieldOptionsConverter.cs
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@ -9,10 +9,10 @@ public static class NewznabCategoryFieldOptionsConverter
public static List<FieldSelectOption<int>> GetFieldSelectOptions(List<NewznabCategory> categories)
{
// Categories not relevant for Radarr
var ignoreCategories = new[] { 1000, 3000, 4000, 6000, 7000 };
var ignoreCategories = new HashSet<int> { 1000, 3000, 4000, 6000, 7000 };
// And maybe relevant for specific users
var unimportantCategories = new[] { 0, 5000 };
var unimportantCategories = new HashSet<int> { 0, 5000 };
var result = new List<FieldSelectOption<int>>();

4
src/NzbDrone.Core/Organizer/FileNameBuilder.cs
View file

@ -451,12 +451,12 @@ private static string GetCustomFormatsToken(List<CustomFormat> customFormats, st
{
if (filter.StartsWith("-"))
{
var splitFilter = filter.Substring(1).Split(',');
var splitFilter = new HashSet<string>(filter.Substring(1).Split(','));
filteredTokens = tokens.Where(c => !splitFilter.Contains(c.Name)).ToList();
}
else
{
var splitFilter = filter.Split(',');
var splitFilter = new HashSet<string>(filter.Split(','));
filteredTokens = tokens.Where(c => splitFilter.Contains(c.Name)).ToList();
}
}