Fix platform fetching issue

main.js

@@ -77,6 +77,9 @@ menubarApp.on('ready', () => {
       }
     }
   });
+  ipcMain.on('get-platform', (event) => {
+    event.returnValue = process.platform;
+  });
 
   menubarApp.window.webContents.on('devtools-opened', () => {
     menubarApp.window.setSize(800, 600);

src/__mocks__/electron.js

@@ -31,6 +31,7 @@ module.exports = {
   ipcRenderer: {
     send: jest.fn(),
     on: jest.fn(),
+    sendSync: () => 'darwin',
   },
   shell: {
     openExternal: jest.fn(),

src/routes/Settings.tsx

@@ -14,7 +14,8 @@ import { IconQuit } from '../icons/Quit';
 import { updateTrayIcon } from '../utils/comms';
 import { setAppearance } from '../utils/appearance';
 
-const isLinux = remote.process.platform === 'linux';
+const platform = ipcRenderer.sendSync('get-platform');
+const isLinux = platform === 'linux';
 
 export const SettingsRoute: React.FC = () => {
   const { settings, updateSetting, logout } = useContext(AppContext);