utils/data/throttle.ts

export function throttle<T extends (...args: any[]) => any>(
  func: T,
  limit: number,
): T {
  let lastFunc: ReturnType<typeof setTimeout>;
  let lastRan: number;

  return ((...args) => {
    if (!lastRan) {
      func(...args);
      lastRan = Date.now();
    } else {
      clearTimeout(lastFunc);
      lastFunc = setTimeout(() => {
        if (Date.now() - lastRan >= limit) {
          func(...args);
          lastRan = Date.now();
        }
      }, limit - (Date.now() - lastRan));
    }
  }) as T;
}