Files
bedolaga-cabinet/src/hooks/useAnimatedNumber.ts
c0mrade 62188b8d2e fix: resolve all 14 ESLint warnings across the codebase
- Add varsIgnorePattern to no-unused-vars for destructuring patterns
- Fix all react-hooks/exhaustive-deps by adding missing dependencies
- Refactor useAnimatedNumber to use ref instead of stale state closure
- Wrap handleLinkResult in useCallback for stable deps
- Extract OAuth utilities from OAuthCallback.tsx to utils/oauth.ts
- Extract background config utilities to utils/backgroundConfig.ts
- Remove unused catch parameter in GiftSubscription
2026-03-13 20:19:09 +03:00

34 lines
1.0 KiB
TypeScript

import { useEffect, useRef, useState } from 'react';
/**
* Animates a number from its current value to a new target.
* Uses easeOutExpo easing matching the prototype.
*/
export function useAnimatedNumber(target: number, duration = 1200): number {
const [value, setValue] = useState(0);
const currentRef = useRef(0);
const rafRef = useRef<number>(0);
useEffect(() => {
const start = currentRef.current;
const startTime = performance.now();
const animate = (now: number) => {
const elapsed = now - startTime;
const progress = Math.min(elapsed / duration, 1);
const ease = progress === 1 ? 1 : 1 - Math.pow(2, -10 * progress);
const current = start + (target - start) * ease;
currentRef.current = current;
setValue(current);
if (progress < 1) {
rafRef.current = requestAnimationFrame(animate);
}
};
rafRef.current = requestAnimationFrame(animate);
return () => cancelAnimationFrame(rafRef.current);
}, [target, duration]);
return value;
}