function loguser($act,$request,$act_code = null){
    $user_agent = $request->header('User-Agent');

    // Detect OS
    $os_platform  = "Unknown OS Platform";
    $os_array     = array(
                            '/windows nt 10/i'      =>  'Windows 10',
                            '/windows nt 6.3/i'     =>  'Windows 8.1',
                            '/windows nt 6.2/i'     =>  'Windows 8',
                            '/windows nt 6.1/i'     =>  'Windows 7',
                            '/windows nt 6.0/i'     =>  'Windows Vista',
                            '/windows nt 5.2/i'     =>  'Windows Server 2003/XP x64',
                            '/windows nt 5.1/i'     =>  'Windows XP',
                            '/windows xp/i'         =>  'Windows XP',
                            '/windows nt 5.0/i'     =>  'Windows 2000',
                            '/windows me/i'         =>  'Windows ME',
                            '/win98/i'              =>  'Windows 98',
                            '/win95/i'              =>  'Windows 95',
                            '/win16/i'              =>  'Windows 3.11',
                            '/macintosh|mac os x/i' =>  'Mac OS X',
                            '/mac_powerpc/i'        =>  'Mac OS 9',
                            '/linux/i'              =>  'Linux',
                            '/ubuntu/i'             =>  'Ubuntu',
                            '/iphone/i'             =>  'iPhone',
                            '/ipod/i'               =>  'iPod',
                            '/ipad/i'               =>  'iPad',
                            '/android/i'            =>  'Android',
                            '/blackberry/i'         =>  'BlackBerry',
                            '/webos/i'              =>  'Mobile'
                    );

    foreach ($os_array as $regex => $value)
        if (preg_match($regex, $user_agent))
            $os_platform = $value;

    // Detect browser
    $browser        = "Unknown Browser";
    $browser_array = array(
                            '/msie/i'      => 'Internet Explorer',
                            '/firefox/i'   => 'Firefox',
                            '/safari/i'    => 'Safari',
                            '/chrome/i'    => 'Chrome',
                            '/edge/i'      => 'Edge',
                            '/opera/i'     => 'Opera',
                            '/netscape/i'  => 'Netscape',
                            '/maxthon/i'   => 'Maxthon',
                            '/konqueror/i' => 'Konqueror',
                            '/mobile/i'    => 'Handheld Browser'
                    );
    foreach ($browser_array as $regex => $value)
        if (preg_match($regex, $user_agent))
            $browser = $value;

    // finally we reach this xD
    $ip = $request->ip();

    $log = new LogUser;

    // Check if Guest / Not
    if (Auth::guest()) {
        $log['kode_user'] = 'Guest User';
        $log['id_level'] = 0;
        $log['kode_customer'] = 'Guest User';
    } else {
        $log['kode_user'] = Auth::user()->kode_user;
        $log['id_level'] = Auth::user()->id_level;
        $log['kode_customer'] = Auth::user()->kode_customer;
    }

    $log['uraian'] = $act;
    $log['alamat_ip'] = $ip;
    $log['browser'] = $browser;
    $log['os'] = $os_platform;
    $log['created_at'] = now();
    $log->save();
}