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using System.Collections.Generic;
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using System.Linq;
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using NzbDrone.Core.MediaFiles;
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using NzbDrone.Core.MediaFiles.Commands;
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using NzbDrone.Core.Messaging.Commands;
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using NzbDrone.Core.Messaging.Events;
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using NzbDrone.Core.Music.Events;
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namespace NzbDrone.Core.Music
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{
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public class AlbumEditedService : IHandle<AlbumEditedEvent>
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{
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private readonly IManageCommandQueue _commandQueueManager;
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private readonly ITrackService _trackService;
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public AlbumEditedService(IManageCommandQueue commandQueueManager,
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ITrackService trackService)
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{
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_commandQueueManager = commandQueueManager;
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_trackService = trackService;
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}
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public void Handle(AlbumEditedEvent message)
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{
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if (message.Album.AlbumReleases.IsLoaded && message.OldAlbum.AlbumReleases.IsLoaded)
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{
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var new_monitored = new HashSet<int>(message.Album.AlbumReleases.Value.Where(x => x.Monitored).Select(x => x.Id));
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var old_monitored = new HashSet<int>(message.OldAlbum.AlbumReleases.Value.Where(x => x.Monitored).Select(x => x.Id));
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if (!new_monitored.SetEquals(old_monitored) ||
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(!message.OldAlbum.AnyReleaseOk && message.Album.AnyReleaseOk))
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{
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// Unlink any old track files
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var tracks = _trackService.GetTracksByAlbum(message.Album.Id);
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tracks.ForEach(x => x.TrackFileId = 0);
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_trackService.SetFileIds(tracks);
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var folders = new List<string> { message.Album.Artist.Value.Path };
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_commandQueueManager.Push(new RescanFoldersCommand(folders, FilterFilesType.Matched, false, null));
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}
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}
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}
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}
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}
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