PHP - Bitrix (function for assign last execution of the bots. set parameters portal_id, array of client and archeck_date)

utils-assignLastExecutionByClient.php

function assignLastExecutionByClient($portal_id,$arClientId,$arCheckDate){
        if(isset($arClientId) && count($arClientId)>0){

            foreach ($arClientId as $key => $value) {

                $ElementPortalDetail  = $utils->getLastExecutionByPortalDetail($portal_id,$value);
                $elementId 			  = $ElementPortalDetail["id"];
                $checkDate 			  = (max($arCheckDate[$value]));
                $lastExecutionBot 	  = date("m/d/Y",strtotime($checkDate["checkDate"]));
                $lastExecutionPortal  = date("m/d/Y",strtotime($ElementPortalDetail['last_execution']));

                if($ElementPortalDetail["last_execution"]){
                    if(strtotime($lastExecutionPortal) < strtotime($lastExecutionBot)){
                        $utils->updatePortal($elementId,$lastExecutionBot);
                    }
                }else{
                    $utils->updatePortal($elementId,$lastExecutionBot);
                }
            }
        }
    }