/// <summary>
/// Recursively index each discriminator in the given command keys.
/// </summary>
/// <param name="keys">The command discriminator list from which key needs to be derived</param>
/// <param name="level">The discriminator level</param>
/// <param name="value">The value</param>
private void Add(List<string> keys, int level, string value)
{
Entries.Add(string.Join(Constants.CmdletIndexWordSeparator, keys), value);
if (level < keys.Count)
{
CmdletIndex childIndex;
if (!Children.TryGetValue(keys[level], out childIndex))
{
childIndex = new CmdletIndex { Name = keys[level] };
Children.Add(keys[level], childIndex);
}
childIndex.Add(keys, level + 1, value);
}
}
/// <summary>
/// Load the index.
/// </summary>
/// <param name="keys">The command discriminator list identifying the index to be loaded</param>
/// <param name="path">The index file path</param>
/// <param name="recursive">
/// True - If the index for all command discriminator in the discriminator list needs to be loaded
/// False - Only the index of the root discriminator needs to be loaded</param>
/// <returns></returns>
public static CmdletIndex Load(IEnumerable<string> keys, string path, bool recursive)
{
Debug.Assert(keys != null);
Debug.Assert(!string.IsNullOrEmpty(path));
var indexName = keys.FirstOrDefault();
var indexFullPath = Path.Combine(path, Constants.CmdletsIndexFileName);
var cmdletIndex = new CmdletIndex { Name = indexName };
if (File.Exists(indexFullPath))
{
cmdletIndex.Entries = ConfigurationDictionary.Load(indexFullPath);
}
if (recursive)
{
foreach (var dir in Directory.EnumerateDirectories(path))
{
cmdletIndex.Children.Add(indexName, Load(keys.Skip(1), Path.Combine(path, indexName), true));
}
}
return cmdletIndex;
}