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fix: cuesheet header (#600)
* `useLocalStorage` hook uses `useSyncExternalStore` --------- Co-authored-by: asharonbaltazar <asharonbaltazar@outlook.com>
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@@ -1,53 +1,46 @@
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import { useEffect, useState } from 'react';
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import { useSyncExternalStore } from 'react';
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/**
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* @description utility hook to handle state in local storage
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* @param key
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* @param initialValue
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*/
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export const useLocalStorage = <T>(key: string, initialValue: T): [T, (value: T | ((val: T) => T)) => void] => {
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const [storedValue, setStoredValue] = useState<T>(() => {
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try {
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const item = window.localStorage.getItem(`ontime-${key}`);
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return item ? JSON.parse(item) : initialValue;
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} catch (error) {
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return initialValue;
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}
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});
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const STORAGE_EVENT = 'ontime-storage';
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useEffect(() => {
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const handleStorageChange = (event: StorageEvent) => {
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if (event.storageArea === window.localStorage && event.key === key) {
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try {
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const newValue = event.newValue ? JSON.parse(event.newValue) : initialValue;
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setStoredValue(newValue);
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} catch (_) {
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/* empty */
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}
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}
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};
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function getSnapshot(key: string): string | null {
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try {
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return window.localStorage.getItem(`ontime-${key}`);
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} catch {
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return null;
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}
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}
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window.addEventListener('storage', handleStorageChange);
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function getParsedJson<T>(localStorageValue: string | null, initialValue: T): T {
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try {
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return localStorageValue ? JSON.parse(localStorageValue) : initialValue;
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} catch {
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return initialValue;
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}
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}
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return () => {
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window.removeEventListener('storage', handleStorageChange);
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};
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}, [initialValue, key]);
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export const useLocalStorage = <T>(key: string, initialValue: T) => {
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const localStorageValue = useSyncExternalStore(subscribe, () => getSnapshot(key));
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const parsedLocalStorageValue = getParsedJson(localStorageValue, initialValue);
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/**
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* @description Set value to local storage
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* @param value
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*/
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const setValue = (value: T | ((val: T) => T)) => {
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try {
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// Allow value to be a function so we have same API as useState
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const valueToStore = value instanceof Function ? value(storedValue) : value;
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const setLocalStorageValue = (value: T | ((val: T) => T)) => {
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// Allow value to be a function so we have same API as useState
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const valueToStore = value instanceof Function ? value(parsedLocalStorageValue) : value;
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setStoredValue(valueToStore);
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window.localStorage.setItem(`ontime-${key}`, JSON.stringify(valueToStore));
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} catch (error) {
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console.error(error);
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}
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localStorage.setItem(`ontime-${key}`, JSON.stringify(valueToStore));
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window.dispatchEvent(new StorageEvent(STORAGE_EVENT));
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};
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return [storedValue, setValue];
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return [parsedLocalStorageValue, setLocalStorageValue] as const;
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};
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function subscribe(callback: () => void) {
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window.addEventListener(STORAGE_EVENT, callback);
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return () => {
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window.removeEventListener(STORAGE_EVENT, callback);
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};
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}
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