Created
December 2, 2021 13:49
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A collection of hooks I've found handy for use in React functional components
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| /** | |
| * | |
| * @param {function} effect | |
| * @param {array} deps | |
| * @param {number} delay | |
| */ | |
| export const useDebouncedEffect = (effect, deps = [], delay = 100) => { | |
| useEffect(() => { | |
| const handler = setTimeout(() => effect(), delay) | |
| return () => clearTimeout(handler) | |
| // eslint-disable-next-line react-hooks/exhaustive-deps | |
| }, [...deps, delay]) | |
| } | |
| /** | |
| * | |
| * @param {string} key | |
| * @param {any} initialValue | |
| * @returns {string | object} | |
| */ | |
| export const useLocalStorage = (key, initialValue) => { | |
| const [storedValue, setStoredValue] = useState(() => { | |
| try { | |
| const item = window.localStorage.getItem(key) | |
| return item ? JSON.parse(item) : initialValue | |
| } catch (err) { | |
| console.warn(err) | |
| return initialValue | |
| } | |
| }) | |
| const setValue = value => { | |
| try { | |
| const valueToStore = | |
| value instanceof Function ? value(storedValue) : value | |
| setStoredValue(valueToStore) | |
| window.localStorage.setItem(key, JSON.stringify(valueToStore)) | |
| } catch (err) { | |
| console.error(err) | |
| } | |
| } | |
| return [storedValue, setValue] | |
| } | |
| /** | |
| * | |
| * @param {string} key | |
| * @param {any} initialValue | |
| * @returns {string | object} | |
| */ | |
| export const useSessionStorage = (key, initialValue) => { | |
| const [storedValue, setStoredValue] = useState(() => { | |
| try { | |
| const item = window.sessionStorage.getItem(key) | |
| return item ? JSON.parse(item) : initialValue | |
| } catch (err) { | |
| console.warn(err) | |
| return initialValue | |
| } | |
| }) | |
| const setValue = value => { | |
| try { | |
| const valueToStore = | |
| value instanceof Function ? value(storedValue) : value | |
| setStoredValue(valueToStore) | |
| window.sessionStorage.setItem(key, JSON.stringify(valueToStore)) | |
| } catch (err) { | |
| console.error(err) | |
| } | |
| } | |
| return [storedValue, setValue] | |
| } |
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