public async Task <IEnumerable <JObject> > GetPackageMetadataAsync()
{
// We need to use Task.Run() here. Otherwise it might lead to deadlock.
// The reason is that NuGet.Data.Client uses a spin lock on the URI.
// If there are multiple calls to the same URI, then one could be spin waiting
// the lock, on the UI thread, while another is waiting to be scheduled back to
// the UI thread after an sync call. Using Task.Run(), the tasks will be scheduled
// on thread pool, so they won't block each other.
var metadata = await Task.Run(() => _source.GetPackageMetadataById(Id));
return(metadata);
}
private static async Task<JObject> CreatePackageSearchResult(SourceRepository source, IPackage package)
{
NuGetTraceSources.CoreInteropInstalledPackagesList.Verbose("loading_versions", "Loading versions for {0} from {1}", package.Id, source.Source.Url);
var versions = new List<SemanticVersion>();
var packages = await source.GetPackageMetadataById(package.Id);
foreach (var p in packages)
{
var v = SemanticVersion.Parse(p.Value<string>(Properties.Version));
versions.Add(v);
}
var result = PackageJsonLd.CreatePackageSearchResult(package, versions);
return result;
}
// BUGBUG: Beware! Do not start piling up on this class to add more extension like methods
// This is temporary until we get a dedicated endpoint to get the latest version
internal static async Task<JObject> GetLatestVersionMetadata(SourceRepository sourceRepository, string packageId, bool prerelease)
{
var packages = await sourceRepository.GetPackageMetadataById(packageId);
JObject latestPackage = null;
NuGetVersion latestPackageVersion = null;
foreach(var package in packages)
{
var packageVersion = NuGetVersion.Parse(package["version"].ToString());
if (!prerelease && packageVersion.IsPrerelease)
continue;
if(latestPackageVersion == null || latestPackageVersion < packageVersion)
{
latestPackageVersion = packageVersion;
latestPackage = package;
}
}
return latestPackage;
}
// BUGBUG: Beware! Do not start piling up on this class to add more extension like methods
// This is temporary until we get a dedicated endpoint to get the latest version
internal static async Task <JObject> GetLatestVersionMetadata(SourceRepository sourceRepository, string packageId, bool prerelease)
{
var packages = await sourceRepository.GetPackageMetadataById(packageId);
JObject latestPackage = null;
NuGetVersion latestPackageVersion = null;
foreach (var package in packages)
{
var packageVersion = NuGetVersion.Parse(package["version"].ToString());
if (!prerelease && packageVersion.IsPrerelease)
{
continue;
}
if (latestPackageVersion == null || latestPackageVersion < packageVersion)
{
latestPackageVersion = packageVersion;
latestPackage = package;
}
}
return(latestPackage);
}
public IEnumerable <IPackage> FindPackages(IEnumerable <string> packageIds)
{
return(packageIds.SelectMany(id =>
_source.GetPackageMetadataById(id).Result.Select(PackageJsonLd.PackageFromJson)));
}
public IEnumerable <IPackage> FindPackagesById(string packageId)
{
return(_source.GetPackageMetadataById(packageId).Result.Select(PackageJsonLd.PackageFromJson));
}
