private static void CopyItemTree(IFileSystemItem item, IFileSystemItem destItem)
{
if (item.Kind != FileSystemItemKind.Directory && item.Kind != FileSystemItemKind.File)
{
throw new ArgumentException(Invariant($"{nameof(item)} is not a directory or a file."), nameof(item));
}
if (destItem.Kind != FileSystemItemKind.Volume && destItem.Kind != FileSystemItemKind.Directory)
{
throw new ArgumentException(Invariant($"{nameof(destItem)} is not a volume or directory."), nameof(item));
}
IFileSystemItem CopyItem()
{
switch (item.Kind)
{
case FileSystemItemKind.Directory:
return(destItem.AddChildDirectory(item.Name));
case FileSystemItemKind.File:
return(destItem.AddChildFile(item.Name));
default:
throw new ArgumentException(Invariant($"{nameof(item)} is not a directory or a file."), nameof(item));
}
}
IFileSystemItem itemCopy = CopyItem();
item.ChildItems.ForEach(child => CopyItemTree(child, itemCopy));
}
public string MakeFile(string currentDirectory, string fileName)
{
currentDirectory = NormalizeCurrentDirectory(currentDirectory);
if (!PathUtils.IsAbsolutePath(fileName))
{
fileName = PathUtils.CombinePath(currentDirectory, fileName);
}
string[] directoryParts = PathUtils.SplitPath(fileName);
IFileSystemItem currentItem = this.root;
for (int i = 0; i < directoryParts.Length - 1; i++)
{
currentItem = currentItem.ChildItems.FirstOrDefault(item => FileSystemItemNameComparer.Equals(item.Name, directoryParts[i]));
if (currentItem is null)
{
throw new FileSystemConsoleException("Destination path is not exists.");
}
}
if (currentItem.Kind != FileSystemItemKind.Volume && currentItem.Kind != FileSystemItemKind.Directory)
{
throw new FileSystemConsoleException("Destination path is not a volume or a directory.");
}
currentItem.AddChildFile(directoryParts[directoryParts.Length - 1]);
return(fileName);
}