/**
* Get Elements that are not linked to the Layout ID provided.
*
* @param \Layout ID
*/
public function getUnlinkedElements($id)
{
//Find all elements related to a Layout
$linkedElements = LayoutsController::getElements($id);
//Get the elements that are related to id
$linkedElementsId = $linkedElements->lists('id');
if (count($linkedElementsId) == 0) {
//If there is no related elements, return all available elements.
return Element::all();
} else {
//If there is related elements, find the ones that are not related
return Element::whereNotIn('id', $linkedElementsId)->get();
}
}
