send telegram

function t_me($tgText, $files=false, $chats_id = ["-xxx"]){

   $token = "11111:aaaaa";
   $site = $_SERVER['SERVER_NAME'];//$_SERVER['HTTP_ORIGIN']

   foreach ($chats_id as $chat) {
      $url = "https://api.telegram.org/bot{$token}/sendMessage";
      
      $arrayQuery = [
         "chat_id" => $chat,
               "text" => $tgText.$site . $files[0],
               "parse_mode" => "html",
         "message_thread_id"=> 2//id нужного топика
      ];

      if (is_array($files)) {
         if(count($files) == 1) {
            $url = 'https://api.telegram.org/bot' . $token . '/sendDocument';
            $arrayQuery['document'] = $site . $files[0];
            $arrayQuery["caption"] = $tgText;
         }else {
            $arMedia = array();
            $url = 'https://api.telegram.org/bot' . $token . '/sendMediaGroup';
            foreach ($files as $key => $path) {
               if($key == 0) {
                  $arMedia[] = array('type' => 'photo', 'media' => $site.$path, "caption" => $tgText, "parse_mode"=>"html");
               }else{
                  $arMedia[] = array('type' => 'photo', 'media' => $site.$path);
               }
            }
            $arrayQuery['media'] = json_encode( $arMedia );
         }
      }
      
      $ch = curl_init();
      curl_setopt($ch, CURLOPT_URL, $url);
      curl_setopt($ch, CURLOPT_POST, 1);
      curl_setopt($ch, CURLOPT_POSTFIELDS, $arrayQuery);
      curl_setopt($ch, CURLOPT_HTTPHEADER, ["Content-Type:multipart/form-data"]);
      curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
      curl_setopt($ch, CURLOPT_HEADER, false);
      $res = curl_exec($ch);
      curl_close ($ch);
      
      return $res;
   }
}