Add a useServerURL hook

packages/desktop-client/src/components/manager/ConfigServer.js

@@ -11,25 +11,19 @@ import { colors } from 'loot-design/src/style';
 import { signOut, loggedIn } from 'loot-core/src/client/actions/user';
 import { send } from 'loot-core/src/platform/client/fetch';
 import { Title, Input } from './subscribe/common';
+import useServerURL from '../../hooks/useServerURL';
 
 export default function ConfigServer() {
   let dispatch = useDispatch();
   let history = useHistory();
   let [url, setUrl] = useState('');
+  let currentUrl = useServerURL();
+  useEffect(() => {
+    setUrl(currentUrl);
+  }, [currentUrl]);
   let [loading, setLoading] = useState(false);
   let [error, setError] = useState(null);
 
-  let [currentUrl, setCurrentUrl] = useState(null);
-
-  useEffect(() => {
-    async function run() {
-      let url = await send('get-server-url');
-      setUrl(!url || url.indexOf('not-configured') ? '' : url);
-      setCurrentUrl(url);
-    }
-    run();
-  }, []);
-
   function getErrorMessage(error) {
     switch (error) {
       case 'network-failure':

packages/desktop-client/src/components/manager/ServerURL.js

-import React, { useState, useEffect } from 'react';
+import React from 'react';
 import { View, Text, AnchorLink } from 'loot-design/src/components/common';
-import { send } from 'loot-core/src/platform/client/fetch';
+import useServerURL from '../../hooks/useServerURL';
 
 export default function ServerURL() {
-  let [url, setUrl] = useState(null);
-
-  useEffect(() => {
-    async function run() {
-      let url = await send('get-server-url');
-      setUrl(url);
-    }
-    run();
-  }, []);
+  const url = useServerURL();
 
   return (
     <View

packages/desktop-client/src/hooks/useServerURL.js

+import { useState, useEffect } from 'react';
+import { send } from 'loot-core/src/platform/client/fetch';
+
+function useServerURL() {
+  let [url, setUrl] = useState('');
+  useEffect(() => {
+    async function run() {
+      let url = await send('get-server-url');
+      if (url === 'https://not-configured/') {
+        url = '';
+      }
+      setUrl(url);
+    }
+    run();
+  }, []);
+  return url;
+}
+
+export default useServerURL;