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authorAnton Tananaev <anton@traccar.org>2024-04-06 09:22:10 -0700
committerAnton Tananaev <anton@traccar.org>2024-04-06 09:22:10 -0700
commitf418231b6b2f5e030a0d2dcc390c314602b1f740 (patch)
tree10326adf3792bc2697e06bb5f2b8ef2a8f7e55fe /src/common/util/usePersistedState.js
parentb392a4af78e01c8e0f50aad5468e9583675b24be (diff)
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Move modern to the top
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-rw-r--r--src/common/util/usePersistedState.js22
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diff --git a/src/common/util/usePersistedState.js b/src/common/util/usePersistedState.js
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+import { useEffect, useState } from 'react';
+
+export const savePersistedState = (key, value) => {
+ window.localStorage.setItem(key, JSON.stringify(value));
+};
+
+export default (key, defaultValue) => {
+ const [value, setValue] = useState(() => {
+ const stickyValue = window.localStorage.getItem(key);
+ return stickyValue ? JSON.parse(stickyValue) : defaultValue;
+ });
+
+ useEffect(() => {
+ if (value !== defaultValue) {
+ savePersistedState(key, value);
+ } else {
+ window.localStorage.removeItem(key);
+ }
+ }, [key, value]);
+
+ return [value, setValue];
+};