public async Task <string?> DownloadPackageAsync(PackageIdentity identity, CancellationToken cancellationToken)
{
var repository = Repository.Factory.GetCoreV3(Source.ToPackageSource());
var resource = await repository.GetResourceAsync <FindPackageByIdResource>(cancellationToken);
var version = identity.Version.ToNugetVersion();
var tempFilePath = _fileService.GetNupkgTempFilePath(identity);
using (var stream = _fileService.CreateWriteFileStream(tempFilePath))
{
var result = await resource.CopyNupkgToStreamAsync(identity.Id, version, stream, _cacheContext, _logger, cancellationToken);
if (!result)
{
LogHelper.LogWarning($"Package {identity.Id} not downloaded");
return(null);
}
}
var packageDirectoryPath = _fileService.Unzip(tempFilePath, _configService.LocalRepositoryPath);
if (!_fileService.RemoveFile(tempFilePath))
{
LogHelper.LogWarning($"Cannot remove temp file '{tempFilePath}'");
}
return(packageDirectoryPath);
}
public async Task <PackageInfo?> GetPackageAsync(PackageIdentity identity, CancellationToken cancellationToken)
{
var repository = Repository.Factory.GetCoreV3(Source.ToPackageSource());
var resource = await repository.GetResourceAsync <PackageMetadataResource>(cancellationToken);
var packages =
await resource.GetMetadataAsync(identity.Id, true, false, _cacheContext, _logger, cancellationToken);
return(packages.Select(p => p.ToPackageInfo()).FirstOrDefault(p => p.Identity.Version.Equals(identity.Version)));
}
public async Task <IEnumerable <FrameworkGroup> > FindDependenciesAsync(PackageIdentity packageIdentity,
CancellationToken cancellationToken)
{
var repositories = new[] { Repository.Factory.GetCoreV3(Source.ToPackageSource()) };
var currentFramework = _frameworkService.RequireCurrentFramework();
var dependencies = new HashSet <SourcePackageDependencyInfo>(PackageIdentityComparer.Default);
await FindPackageDependenciesRecursive(
packageIdentity.ToNugetPackageIdentity(),
currentFramework.ToNugetFramework(),
_cacheContext,
repositories,
dependencies,
cancellationToken);
return(new []
{
new FrameworkGroup(currentFramework, dependencies.Select(d => d.ToPackageIdentity()))
});
}
