From 90f292b7739835202842d88eeaf55a531d29d3c3 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton@traccar.org>
Date: Sun, 1 May 2022 11:36:15 -0700
Subject: Persist map layer

---
 modern/src/common/usePersistedState.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'modern/src/common')

diff --git a/modern/src/common/usePersistedState.js b/modern/src/common/usePersistedState.js
index 0a7a990e..8bc4401f 100644
--- a/modern/src/common/usePersistedState.js
+++ b/modern/src/common/usePersistedState.js
@@ -1,5 +1,9 @@
 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);
@@ -7,7 +11,7 @@ export default (key, defaultValue) => {
   });
 
   useEffect(() => {
-    window.localStorage.setItem(key, JSON.stringify(value));
+    savePersistedState(key, value);
   }, [key, value]);
 
   return [value, setValue];
-- 
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