AccessLog.php

<?php
namespace kjBotModule\kj415j45\CoreModule;

use DateTime;
use kjBot\Framework\DataStorage;
use kjBot\Framework\Event\MessageEvent;

class AccessLog{
 const BaseDir = 'CoreModule.AccessLog/';

 public static function Log($instance, MessageEvent $event, string $note = ''){
 $className = get_class($instance);
 $groupId = $event->fromGroup()?" (In {$event->groupId})":'';
 $senderId = $event->getId();
 $time = (new DateTime('now'))->format('Y-m-d H:i:s');

 return DataStorage::SetData(static::BaseDir.$senderId, 
 "[{$time}]{$groupId} {$className}: {$note}\n"
 , true);
 }

 public static function LogForModule($instance, string $note = ''){
 $className = str_replace('\\', '.', get_class($instance));
 $time = (new DateTime('now'))->format('Y-m-d H:i:s');

 return DataStorage::SetData(static::BaseDir.$className,
 "[{$time}] {$note}\n"
 , true);
 }
}