Lidarr/NzbDrone.Core/DecisionEngine/Specifications/UpgradeHistorySpecification.cs

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using NLog;
using NzbDrone.Core.History;
using NzbDrone.Core.Parser.Model;
namespace NzbDrone.Core.DecisionEngine.Specifications
{
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public class UpgradeHistorySpecification : IDecisionEngineSpecification
{
private readonly IHistoryService _historyService;
private readonly QualityUpgradableSpecification _qualityUpgradableSpecification;
private readonly Logger _logger;
public UpgradeHistorySpecification(IHistoryService historyService, QualityUpgradableSpecification qualityUpgradableSpecification, Logger logger)
{
_historyService = historyService;
_qualityUpgradableSpecification = qualityUpgradableSpecification;
_logger = logger;
}
public string RejectionReason
{
get
{
return "Higher quality report exists in history";
}
}
public virtual bool IsSatisfiedBy(RemoteEpisode subject)
{
foreach (var episode in subject.Episodes)
{
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var bestQualityInHistory = _historyService.GetBestQualityInHistory(episode.Id);
if (bestQualityInHistory != null)
{
_logger.Trace("Comparing history quality with report. History is {0}", bestQualityInHistory);
if (!_qualityUpgradableSpecification.IsUpgradable(subject.Series.QualityProfile, bestQualityInHistory, subject.Quality))
return false;
}
}
return true;
}
}
}