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using System;
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2013-09-10 14:56:00 -04:00
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using System.Threading;
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using System.Threading.Tasks;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Persistence;
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using Microsoft.Extensions.Logging;
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2016-11-03 02:37:52 -04:00
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namespace Emby.Server.Implementations.Library.Validators
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{
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/// <summary>
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/// Class MusicGenresValidator.
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/// </summary>
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public class MusicGenresValidator
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{
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/// <summary>
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/// The library manager.
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/// </summary>
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private readonly ILibraryManager _libraryManager;
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/// <summary>
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/// The logger.
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/// </summary>
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private readonly ILogger<MusicGenresValidator> _logger;
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private readonly IItemRepository _itemRepo;
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/// <summary>
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/// Initializes a new instance of the <see cref="MusicGenresValidator" /> class.
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/// </summary>
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/// <param name="libraryManager">The library manager.</param>
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/// <param name="logger">The logger.</param>
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/// <param name="itemRepo">The item repository.</param>
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public MusicGenresValidator(ILibraryManager libraryManager, ILogger<MusicGenresValidator> logger, IItemRepository itemRepo)
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{
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_libraryManager = libraryManager;
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_logger = logger;
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_itemRepo = itemRepo;
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}
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/// <summary>
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/// Runs the specified progress.
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/// </summary>
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/// <param name="progress">The progress.</param>
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/// <param name="cancellationToken">The cancellation token.</param>
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/// <returns>Task.</returns>
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public async Task Run(IProgress<double> progress, CancellationToken cancellationToken)
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{
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var names = _itemRepo.GetMusicGenreNames();
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var numComplete = 0;
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var count = names.Count;
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foreach (var name in names)
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{
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try
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{
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var item = _libraryManager.GetMusicGenre(name);
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await item.RefreshMetadata(cancellationToken).ConfigureAwait(false);
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}
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catch (OperationCanceledException)
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{
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// Don't clutter the log
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throw;
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}
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catch (Exception ex)
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{
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_logger.LogError(ex, "Error refreshing {GenreName}", name);
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}
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numComplete++;
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double percent = numComplete;
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percent /= count;
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percent *= 100;
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progress.Report(percent);
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}
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progress.Report(100);
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}
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}
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}
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