openrag/frontend/lib/debounce.ts
2025-09-20 12:09:27 -03:00

39 lines
898 B
TypeScript

import { useCallback, useRef, useState, useEffect } from "react";
export function useDebounce<T extends (...args: never[]) => void>(
callback: T,
delay: number,
): T {
const timeoutRef = useRef<NodeJS.Timeout | null>(null);
const debouncedCallback = useCallback(
(...args: Parameters<T>) => {
if (timeoutRef.current) {
clearTimeout(timeoutRef.current);
}
timeoutRef.current = setTimeout(() => {
callback(...args);
}, delay);
},
[callback, delay],
) as T;
return debouncedCallback;
}
export function useDebouncedValue<T>(value: T, delay: number): T {
const [debouncedValue, setDebouncedValue] = useState<T>(value);
useEffect(() => {
const handler = setTimeout(() => {
setDebouncedValue(value);
}, delay);
return () => {
clearTimeout(handler);
};
}, [value, delay]);
return debouncedValue;
}