public function saveModules()
{
$courseId = \Input::get('courseId');
$modulesArray = \Input::get('modulesArray');
$updateLms = \Input::get('updateLms');
$decoded = json_decode($modulesArray);
$flat = $this->flatten($decoded, $courseId);
$roots = new Roots();
$mods = $roots->updateModuleOrder($flat, $updateLms);
// echo " The order is: ---- ".json_encode($flat)." ---";
$iris = new IrisClass();
$result = $iris->buildTree($mods);
return $result;
}
