public function deleteFile(Request $request)
{
$del_file = $request->get('del_file');
$path = $request->get('folder') . '/' . $del_file;
$result = $this->manager->deleteFile($path);
if ($result === true) {
return redirect()->back()->withSuccess("File '{$del_file}' deleted.");
}
$error = $result ?: "An error occurred deleting file.";
return redirect()->back()->withErrors([$error]);
}