sonarr-repo-only/NzbDrone.Core/Update/UpdateProvider.cs

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C#
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2013-04-13 23:57:10 +00:00
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using NLog;
using NzbDrone.Common;
using NzbDrone.Core.Update;
namespace NzbDrone.Core.Update
{
public interface IUpdateService
{
UpdatePackage GetAvailableUpdate(Version currentVersion);
Dictionary<DateTime, string> UpdateLogFile();
}
}
public class UpdateService : IUpdateService
{
private readonly IAvailableUpdateService _availableUpdateService;
private readonly EnvironmentProvider _environmentProvider;
private readonly DiskProvider _diskProvider;
private readonly Logger _logger;
public UpdateService(IAvailableUpdateService availableUpdateService, EnvironmentProvider environmentProvider, DiskProvider diskProvider, Logger logger)
{
_availableUpdateService = availableUpdateService;
_environmentProvider = environmentProvider;
_diskProvider = diskProvider;
_logger = logger;
}
public UpdatePackage GetAvailableUpdate(Version currentVersion)
{
var latestAvailable = _availableUpdateService.GetAvailablePackages().OrderByDescending(c => c.Version).FirstOrDefault();
if (latestAvailable != null && latestAvailable.Version > currentVersion)
{
_logger.Debug("An update is available ({0}) => ({1})", currentVersion, latestAvailable.Version);
return latestAvailable;
}
_logger.Trace("No updates available");
return null;
}
public Dictionary<DateTime, string> UpdateLogFile()
{
var list = new Dictionary<DateTime, string>();
CultureInfo provider = CultureInfo.InvariantCulture;
if (_diskProvider.FolderExists(_environmentProvider.GetUpdateLogFolder()))
{
var files = _diskProvider.GetFiles(_environmentProvider.GetUpdateLogFolder(), SearchOption.TopDirectoryOnly).ToList();
foreach (var file in files.Select(c => new FileInfo(c)).OrderByDescending(c => c.Name))
{
list.Add(DateTime.ParseExact(file.Name.Replace(file.Extension, string.Empty), "yyyy.MM.dd-H-mm", provider), file.FullName);
}
}
return list;
}
}