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useSessionStorage.ts
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useSessionStorage.ts
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import { useEffect, useState } from 'react';
import { isClient } from './util';
const useSessionStorage = <T>(key: string, initialValue?: T, raw?: boolean): [T, (value: T) => void] => {
if (!isClient) {
return [initialValue as T, () => {}];
}
const [state, setState] = useState<T>(() => {
try {
const sessionStorageValue = sessionStorage.getItem(key);
if (typeof sessionStorageValue !== 'string') {
sessionStorage.setItem(key, raw ? String(initialValue) : JSON.stringify(initialValue));
return initialValue;
} else {
return raw ? sessionStorageValue : JSON.parse(sessionStorageValue || 'null');
}
} catch {
// If user is in private mode or has storage restriction
// sessionStorage can throw. JSON.parse and JSON.stringify
// cat throw, too.
return initialValue;
}
});
useEffect(() => {
try {
const serializedState = raw ? String(state) : JSON.stringify(state);
sessionStorage.setItem(key, serializedState);
} catch {
// If user is in private mode or has storage restriction
// sessionStorage can throw. Also JSON.stringify can throw.
}
});
return [state, setState];
};
export default useSessionStorage;