BaseScenario::check

public function check(): array
{
	$checkResult = $this->checkFields();

	$message = $checkResult['messages']
		? Loc::getMessage('CRM_SERVICE_FORM_SCENARIO_ERRORS', [
			'%scenario_name%' => $this->getTitle(),
			'%notice%' => implode("
", $checkResult['messages']),
		])
		: '';
	return [
		'success' => !$checkResult['messages'],
		'message' => $checkResult['messages']
			? [
				'title' => Loc::getMessage('CRM_SERVICE_FORM_SCENARIO_FIELD_ERROR_TITLE'),
				'description' => $message,
				'confirmButton' => Loc::getMessage('CRM_SERVICE_FORM_SCENARIO_FIELD_ERROR_CONFIRM'),
				'cancelButton' => Loc::getMessage('CRM_SERVICE_FORM_SCENARIO_FIELD_ERROR_CANCEL'),
			] : [],
	];
}