protected void GetCurrentLatestVersionPackages(int feedId, string packageId, IInternalPackageRepository packageRepository, out IInternalPackage latestAbsoluteVersionPackage, out IInternalPackage latestVersionPackage)
{
latestAbsoluteVersionPackage = null;
latestVersionPackage = null;
List <IInternalPackage> versionsOfPackage;
using (ITransaction transaction = Store.BeginTransaction())
{
versionsOfPackage = packageRepository.GetVersions(transaction, packageId, true).ToList();
}
if (versionsOfPackage.Any())
{
foreach (var versionOfPackage in versionsOfPackage)
{
if (versionOfPackage.IsAbsoluteLatestVersion)
{
latestAbsoluteVersionPackage = versionOfPackage;
}
if (versionOfPackage.IsLatestVersion)
{
latestVersionPackage = versionOfPackage;
}
if (latestVersionPackage != null && latestAbsoluteVersionPackage != null)
{
break;
}
}
}
}
protected void GetNextLatestVersionPackages(int feedId, string packageId, IInternalPackageRepository packageRepository, out IInternalPackage latestAbsoluteVersionPackage, out IInternalPackage latestVersionPackage)
{
List <IInternalPackage> versionsOfPackage;
using (ITransaction transaction = Store.BeginTransaction())
{
versionsOfPackage = packageRepository.GetVersions(transaction, packageId, true).ToList();
}
if (versionsOfPackage.Any())
{
latestVersionPackage = versionsOfPackage.Where(vp => !vp.IsPrerelease).Aggregate(versionsOfPackage[0],
(highest, candiate) =>
candiate.GetSemanticVersion().CompareTo(highest.GetSemanticVersion()) > 0 ? candiate : highest);
latestAbsoluteVersionPackage = versionsOfPackage.Aggregate(versionsOfPackage[0],
(highest, candiate) =>
candiate.GetSemanticVersion().CompareTo(highest.GetSemanticVersion()) > 0 ? candiate : highest);
}
else
{
latestVersionPackage = null;
latestAbsoluteVersionPackage = null;
}
}