/// <inheritdoc />
public IEnumerable <string> AutoCompleteCommand(object contextObject, CommandModel runtimeModel, string targetPropertyName, string matchText)
{
ChangeDirCommandModel model = runtimeModel as ChangeDirCommandModel;
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
switch (targetPropertyName)
{
case nameof(ChangeDirCommandModel.Target):
{
try
{
string rootFolder = Environment.CurrentDirectory;
// TODO: implement
// 1. check current folder
// 2. check if current + match exists
// 2a. if Yes - scan sub-folders and return
// 2b. if Not and does not end with directory delimiter - cut till last delimiter and use as path and remainder as StartsWith() filter
}
catch (Exception)
{
yield break; // just ignore invalid characters / or paths
}
break;
}
}
yield break;
}
/// <inheritdoc />
public void Execute(object contextObject, ICommandOutput output, object runtimeModel)
{
ChangeDirCommandModel model = runtimeModel as ChangeDirCommandModel;
switch (model?.Target?.Trim())
{
case null:
case "":
case ".":
{
break; // remain;
}
case "..":
{
DirectoryInfo dir = new DirectoryInfo(Environment.CurrentDirectory);
if (dir.FullName != dir.Root.FullName)
{
Environment.CurrentDirectory = dir.Parent?.FullName ?? dir.FullName; // stay
}
break;
}
case "\\":
{
DirectoryInfo dir = new DirectoryInfo(Environment.CurrentDirectory);
Environment.CurrentDirectory = dir.Root.FullName;
break;
}
default:
{
string path = model.Target.Trim();
if (!Path.IsPathRooted(path))
{
Environment.CurrentDirectory = new DirectoryInfo(path).FullName;
}
else
{
path = Path.Combine(Environment.CurrentDirectory, path);
Environment.CurrentDirectory = new DirectoryInfo(path).FullName;
}
break;
}
//(contextObject as ConsoleContext).
}
}
