Popcorn.Services.Movie.MovieService.DownloadSubtitleAsync C# (CSharp) Метод

        public async Task DownloadSubtitleAsync(MovieFull movie, IProgress<long> progress, CancellationTokenSource ct)
        {
            if (movie.SelectedSubtitle == null)
                return;

            var watch = Stopwatch.StartNew();

            var filePath = Constants.Subtitles + movie.ImdbCode + "\\" + movie.SelectedSubtitle.Language.EnglishName +
                           ".zip";

            try
            {
                var result = await
                    DownloadFileHelper.DownloadFileTaskAsync(
                        Constants.YifySubtitles + movie.SelectedSubtitle.Url, filePath, progress: progress, ct: ct);

                if (result.Item3 == null && !string.IsNullOrEmpty(result.Item2))
                {
                    using (var archive = ZipFile.OpenRead(result.Item2))
                    {
                        foreach (var entry in archive.Entries)
                        {
                            if (entry.FullName.StartsWith("_") ||
                                !entry.FullName.EndsWith(".srt", StringComparison.OrdinalIgnoreCase)) continue;
                            var subtitlePath = Path.Combine(Constants.Subtitles + movie.ImdbCode,
                                entry.FullName);
                            if (!File.Exists(subtitlePath))
                                entry.ExtractToFile(subtitlePath);

                            movie.SelectedSubtitle.FilePath = subtitlePath;
                        }
                    }
                }
            }
            catch (Exception exception) when (exception is TaskCanceledException)
            {
                Logger.Debug(
                    "DownloadSubtitleAsync cancelled.");
            }
            catch (Exception exception)
            {
                Logger.Error(
                    $"DownloadSubtitleAsync: {exception.Message}");
                throw;
            }
            finally
            {
                watch.Stop();
                var elapsedMs = watch.ElapsedMilliseconds;
                Logger.Debug(
                    $"DownloadSubtitleAsync ({movie.ImdbCode}) in {elapsedMs} milliseconds.");
            }
        }