private async Task <InstallResult> InstallAsync(List <TemplatePackageData> packages, InstallRequest installRequest, IInstaller installer, CancellationToken cancellationToken)
{
_ = installRequest ?? throw new ArgumentNullException(nameof(installRequest));
_ = installer ?? throw new ArgumentNullException(nameof(installer));
(InstallerErrorCode result, string message) = await EnsureInstallPrerequisites(
packages,
installRequest.PackageIdentifier,
installRequest.Version,
installer,
cancellationToken,
forceUpdate : installRequest.Force).ConfigureAwait(false);
if (result != InstallerErrorCode.Success)
{
return(InstallResult.CreateFailure(installRequest, result, message));
}
InstallResult installResult = await installer.InstallAsync(installRequest, this, cancellationToken).ConfigureAwait(false);
if (!installResult.Success)
{
return(installResult);
}
if (installResult.TemplatePackage is null)
{
throw new InvalidOperationException($"{nameof(installResult.TemplatePackage)} cannot be null when {nameof(installResult.Success)} is 'true'");
}
lock (packages)
{
packages.Add(((ISerializableInstaller)installer).Serialize(installResult.TemplatePackage));
}
return(installResult);
}