src/@hooks/useLocalStorage.ts
import { LoggerInstance } from '@oceanprotocol/lib'
import { useState } from 'react'
function useLocalStorage<T>(key: string, initialValue: T) {
// State to store our value
// Pass initial state function to useState so logic is only executed once
const [storedValue, setStoredValue] = useState<T>(() => {
if (typeof window === 'undefined') {
return initialValue
}
try {
// Get from local storage by key
const item = window.localStorage.getItem(key)
// Parse stored json or if none return initialValue
return item ? JSON.parse(item) : initialValue
} catch (error) {
// If error also return initialValue
LoggerInstance.error(`[useLocalStorage] error: `, error)
return initialValue
}
})
// Return a wrapped version of useState's setter function that ...
// ... persists the new value to localStorage.
const setValue = (value: T | ((val: T) => T)) => {
try {
// Allow value to be a function so we have same API as useState
const valueToStore =
value instanceof Function ? value(storedValue) : value
// Save state
setStoredValue(valueToStore)
// Save to local storage
if (typeof window !== 'undefined') {
window.localStorage.setItem(key, JSON.stringify(valueToStore))
}
} catch (error) {
// A more advanced implementation would handle the error case
LoggerInstance.error(`[useLocalStorage] error: `, error)
}
}
return [storedValue, setValue] as const
}
export default useLocalStorage