/**
* Convert the chain into its JSON counter part
*
* @param Chain $chain Chain object to stringify
*
* @return string
*/
public function stringify($chain)
{
$ruleSet = [];
$rules = $chain->getRules();
/** @var Rule $rule */
foreach ($rules as $rule) {
$ruleSet[] = ["rule" => get_class($rule), "settings" => $rule->getSettings()];
}
return json_encode($ruleSet);
}