usm/src/lib/Util.vala

namespace Usm.Util {

    public static void delete_tree(string path) throws Error {
        // Creating a new Directory object for the given folder path
        var folder = File.new_for_path(path);

        // Getting a list of all files and folders inside the directory
        var enumerator = folder.enumerate_children("*", FileQueryInfoFlags.NONE);

        // Looping through each file/folder and removing them
        while (true) {
            FileInfo? info = enumerator.next_file();
            if (info == null) {
                break;
            }

            // Checking if the current item is a file or a folder
            if (info.get_file_type() == FileType.REGULAR) {
                // Removing the file
                var file = folder.get_child(info.get_name());
                    file.delete();

            }
            else if (info.get_file_type() == FileType.DIRECTORY) {
                // Removing the folder recursively
                var subfolder = folder.get_child(info.get_name());
                delete_tree(subfolder.get_path());
            }
        }
        
        folder.delete();
    }
    

    public static void unarchive(string archive, string destination) throws Error {
        var dest = File.new_for_path(destination);
        if(!dest.query_exists()) {
            dest.make_directory();
        }
        var proc = new Subprocess.newv(new string[] { "tar", "-xf", archive, "-C", destination }, SubprocessFlags.INHERIT_FDS);
        if(!proc.wait_check()) {
            throw new IOError.FAILED(@"Could not extract \"$archive\": tar returned non-zero exit status $(proc.get_status())");
        }
    }

    public static void archive(string source, string archive) throws Error {
        var proc = new Subprocess.newv(new string[] { "tar", "-cJf", archive, "--directory", source, "." }, SubprocessFlags.INHERIT_FDS);
        if(!proc.wait_check()) {
            throw new IOError.FAILED(@"Could not archive \"$source\": tar returned non-zero exit status $(proc.get_status())");
        }
    }

}