$update = json_decode(file_get_contents('php://input')); 
$type = $message->chat->type; 
$text = $message->text; 
$cid = $message->chat->id; 
$ispremium = $message->from->is_premium; 
 
if($text=="/start" and $type == "private"){ 
    bot('sendmessage',[ 
        'chat_id'=>$cid,
        'reply_to_message_id'=>$mid,
        'text'=>"👋 Salom bizni  botimizga xush kelibsiz!", 
        'parse_mode' => 'html', 
    ]); 
    if($ispremium){
        bot('sendmessage',[ 
            'chat_id'=>$cid, 
            'text'=>"<b>⭐️ Premiumingiz bor ekan!</b>", 
            'parse_mode' => 'html', 
        ]); 
    }else{}
}

function one($word){
$firstChar = $word[0];
return $firstChar;
}

function two($word) {
$last = $word[strlen($word) - 1];
return $last;
}

$text = "Yaxshi Dasturchilar";

$fine = one($text);
$cds = two($text);

echo "$text ning 1-harfi: $fine";
echo "\n";
echo "$text ning ohirgi harfi: $cds";

$antifloodDelay = 3; // To'xtash uchun vaqtni belgilash (sekundda)
$antifloodLimit = 5; // To'xtash limitini belgilash

// Antiflood uchun o'zgaruvchilarni o'zlashtirish
if (!isset($update['message']['date'])) {
    $update['message']['date'] = time();
}
$user_id = $update['message']['from']['id'];
$user_key = 'antiflood_' . $user_id;
$floodCount = $redis->get($user_key);
if (!$floodCount) {
    $floodCount = 1;
    $redis->set($user_key, $floodCount, $antifloodDelay);
} else {
    if ($floodCount >= $antifloodLimit) {
        // To'xtalishni aniqlash
        $delay = $redis->ttl($user_key);
        if ($delay > 0) {
            // To'xtalish uchun kichik xabar yuborish
            $response['text'] = 'Iltimos, keyinroq yozing. Sabrli bo\'ling.';
            $response['method'] = 'sendMessage';
            $response['chat_id'] = $update['message']['chat']['id'];
            $response['reply_to_message_id'] = $update['message']['message_id'];
            $response['parse_mode'] = 'HTML';
            sleep($delay);
            return $response;
        } else {
            $redis->set($user_key, 1, $antifloodDelay);
        }
    } else {
        // Antiflood ni ozgartirish
        $redis->incr($user_key);
    }
}

return bot('setmessagereaction', [
        'chat_id' => $cid,
        'message_id' => $mid,
        'reaction' => json_encode(array([
            'type' => 'emoji',
            'emoji' => $reaction,
        ])
        )
    ]);
}

if(isset($message)){
    $reactions = ['😇', '🤯', '🤝','🔥','❤️','🏆', '🤷‍♂️', '👍','👏','🤓','😎','👌',];
    $randomReaction = $reactions[array_rand($reactions)];
    reaction($cid, $mid, $randomReaction);
}

 if($text == "🔄 Tasodifiy video"){
 $nec = file_get_contents("data/statvid.txt");
 $phpcodersuzb = rand(1,$nec);
 $video = file_get_contents("video/R_$phpcodersuzb.txt");
 $ok = file_get_contents("step/$cid/ok.txt");
 if(mb_stripos($ok,$phpcodersuzb)==false){
 file_put_contents("step/$cid/ok.txt", "$ok\n$phpcodersuzb");
 bot('sendvideo',[
'chat_id'=>$cid,
'video'=>"$video",
'caption'=>"<b>📥 @$bot orqali yuklandi!</b>",
'parse_mode'=>"html",
'reply_markup'=>$vid,
]);
}else{
 bot('sendMessage',[
'chat_id'=>$cid,
'text'=>"<b>🖥  Hozircha videolar mavjud emas keyinroq qayta urinib koʻring!</b>",
'parse_mode'=>'html',
]);
}
} 

if(($mp4) and $step=="yuk"){
$ha = bot('sendMessage',[
'chat_id'=>$cid,
'text'=>"<b>✅️ Video yuklandi!</b>",
'parse_mode'=>'html',
'reply_markup'=>$home,
]);
if($ha){
 $get = file_get_contents("data/statvid.txt");
$b = $get + 1;
file_put_contents("video/R_$b.txt", "$doc_id");
file_put_contents("data/statvid.txt", "$b");
}
}

if(!empty($update->message->video)){
 $mp4 = true;
   $doc_id = $update->message->video->file_id; 
}