/// <summary>
/// Combines NuGet Package with other metadata
/// and produce state from their relation
/// </summary>
public static async Task <PackageStatus> CombineAsync(NuGetPackage package, MetadataOrigin tokenPage, IPackageSearchMetadata metadata)
{
Argument.IsNotNull(() => metadata);
Argument.IsNotNull(() => package);
if (tokenPage == MetadataOrigin.Browse)
{
await package.MergeMetadataAsync(metadata, tokenPage);
//keep installed version same, because this NuGetPackage
//created from local installed nupkg metadata.
}
if (tokenPage == MetadataOrigin.Installed)
{
//then original package retrived from real source and should be merged with
//installed local metadata
await package.MergeMetadataAsync(metadata, tokenPage);
if (metadata.Identity.HasVersion)
{
package.InstalledVersion = metadata.Identity.Version;
}
else
{
Log.Warning("Package merged metadata from installed package doesn't have package version");
}
}
if (tokenPage == MetadataOrigin.Updates)
{
return(PackageStatus.NotInstalled);
}
var comparison = package.InstalledVersion.CompareTo(package.LastVersion, NuGet.Versioning.VersionComparison.VersionRelease);
if (comparison <= (int)PackageStatus.NotInstalled || comparison >= (int)PackageStatus.Pending)
{
//because of version comparer fallen back to StringComparison of non-numeric labels.
Log.Debug($"Two packages was compared by release labels with result: {comparison}");
return(comparison < 0 ? PackageStatus.UpdateAvailable : PackageStatus.LastVersionInstalled);
}
return((PackageStatus)comparison);
}