33 lines
943 B
JavaScript
33 lines
943 B
JavaScript
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import { useState } from 'react'
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// See: https://usehooks.com/useLocalStorage/
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function useLocalStorage(key, initialValue) {
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const prefix = 'fs_'
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const [storedValue, setStoredValue] = useState(() => {
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if (typeof window === 'undefined') return initialValue // SSR has no window object
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try {
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const item = window.localStorage.getItem(prefix + key)
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return item ? JSON.parse(item) : initialValue
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} catch (error) {
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console.log(error)
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return initialValue
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}
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})
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const setValue = (value) => {
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if (typeof window === 'undefined') return null // SSR has no window object
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try {
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const valueToStore = value instanceof Function ? value(storedValue) : value
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setStoredValue(valueToStore)
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window.localStorage.setItem(prefix + key, JSON.stringify(valueToStore))
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} catch (error) {
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console.log(error)
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}
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}
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return [storedValue, setValue]
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}
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export default useLocalStorage
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