Software: Apache/2.4.41 (Ubuntu). PHP/8.0.30 

uname -a: Linux apirnd 5.4.0-204-generic #224-Ubuntu SMP Thu Dec 5 13:38:28 UTC 2024 x86_64 

uid=33(www-data) gid=33(www-data) groups=33(www-data) 

Safe-mode: OFF (not secure)

/var/www/html/OTapi/node_modules/axios/lib/helpers/   drwxr-xr-x
Free 13.01 GB of 57.97 GB (22.45%)
                            Encoder    Tools    Proc.    FTP brute    Sec.    SQL    PHP-code    Update    Self remove    Logout    

Viewing file:     throttle.js (861 B)      -rw-r--r--

/**
 * Throttle decorator
 * @param {Function} fn
 * @param {Number} freq
 * @return {Function}
 */
function throttle(fn, freq) {
  let timestamp = 0;
  let threshold = 1000 / freq;
  let lastArgs;
  let timer;

  const invoke = (args, now = Date.now()) => {
    timestamp = now;
    lastArgs = null;
    if (timer) {
      clearTimeout(timer);
      timer = null;
    }
    fn.apply(null, args);
  }

  const throttled = (...args) => {
    const now = Date.now();
    const passed = now - timestamp;
    if ( passed >= threshold) {
      invoke(args, now);
    } else {
      lastArgs = args;
      if (!timer) {
        timer = setTimeout(() => {
          timer = null;
          invoke(lastArgs)
        }, threshold - passed);
      }
    }
  }

  const flush = () => lastArgs && invoke(lastArgs);

  return [throttled, flush];
}

export default throttle;