Files
trade-frontend/apps/visualizer/src/app/hooks/useLocalStorageState.ts
2026-01-06 12:33:47 +01:00

25 lines
551 B
TypeScript

import { useEffect, useState } from 'react';
export function useLocalStorageState<T>(key: string, initialValue: T) {
const [value, setValue] = useState<T>(() => {
try {
const raw = window.localStorage.getItem(key);
if (raw == null) return initialValue;
return JSON.parse(raw) as T;
} catch {
return initialValue;
}
});
useEffect(() => {
try {
window.localStorage.setItem(key, JSON.stringify(value));
} catch {
// ignore
}
}, [key, value]);
return [value, setValue] as const;
}