9b682c8af5
* replace next with vite * disable strictmode (it interferes with collaboration in dev mode)
17 lines
576 B
TypeScript
17 lines
576 B
TypeScript
import { atom } from "jotai";
|
|
|
|
export function atomWithWebStorage<Value>(key: string, initialValue: Value, storage = localStorage) {
|
|
const storedValue = localStorage.getItem(key);
|
|
const isString = typeof initialValue === "string";
|
|
|
|
const storageValue = storedValue ? isString ? storedValue : storedValue === "true" : undefined;
|
|
|
|
const baseAtom = atom(storageValue ?? initialValue);
|
|
return atom(
|
|
get => get(baseAtom) as Value,
|
|
(_get, set, nextValue: Value) => {
|
|
set(baseAtom, nextValue);
|
|
storage.setItem(key, nextValue!.toString());
|
|
},
|
|
);
|
|
}
|