/// <summary>
/// From the supplied names selects packages that are not in the index and attempts
/// to add them to the index. This typically applies to packages that were just installed.
/// </summary>
private async Task <IEnumerable <IPackageInfo> > TryAddMissingPackagesAsync(IEnumerable <string> packageNames)
{
var list = new List <IPackageInfo>();
// Do not attempt to add new package when index is still being built
if (packageNames.Any() && _buildIndexLock.IsSet)
{
try {
var installedPackages = await GetInstalledPackagesAsync();
var packagesNotInIndex = installedPackages.Where(p => packageNames.Contains(p.Package));
foreach (var p in packagesNotInIndex)
{
var info = new PackageInfo(_host, p.Package, p.Description, p.Version);
_packages[p.Package] = info;
await info.LoadFunctionsIndexAsync();
_functionIndex.RegisterPackageFunctions(info);
list.Add(info);
}
} catch (RHostDisconnectedException) { }
}
return(list);
}
private async Task <IEnumerable <IPackageInfo> > AddPackagesToIndexAsync(IEnumerable <RPackage> packages)
{
var list = new List <IPackageInfo>();
foreach (var p in packages)
{
var info = new PackageInfo(_host, p.Package, p.Description, p.Version);
_packages[p.Package] = info;
await info.LoadFunctionsIndexAsync();
_functionIndex.RegisterPackageFunctions(info);
list.Add(info);
}
return(list);
}
private async Task <IPackageInfo> TryAddNewPackageAsync(string packageName)
{
var packages = await GetPackagesAsync();
var package = packages.FirstOrDefault(p => p.Package.EqualsOrdinal(packageName));
if (package != null)
{
var p = new PackageInfo(_host, package.Package, package.Description, package.Version);
await p.LoadFunctionsIndexAsync();
_packages[packageName] = p;
_functionIndex.RegisterPackageFunctions(p);
return(p);
}
return(null);
}