Hooks: get rid of useAccount, create useOwnAccount

app/soapbox/features/ui/components/navbar.tsx

@@ -6,7 +6,7 @@ import { Link } from 'react-router-dom';
 
 import { Avatar, Button, Icon } from 'soapbox/components/ui';
 import Search from 'soapbox/features/compose/components/search';
-import { useAccount, useSoapboxConfig, useSettings } from 'soapbox/hooks';
+import { useOwnAccount, useSoapboxConfig, useSettings } from 'soapbox/hooks';
 
 import { openSidebar } from '../../../actions/sidebar';
 
@@ -16,7 +16,7 @@ const Navbar = () => {
   const dispatch = useDispatch();
   const node = React.useRef(null);
 
-  const account = useAccount();
+  const account = useOwnAccount();
   const settings = useSettings();
   const soapboxConfig = useSoapboxConfig();
   const singleUserMode = soapboxConfig.get('singleUserMode');

app/soapbox/hooks/index.ts

@@ -1,5 +1,5 @@
-export { useAccount } from './useAccount';
 export { useAppSelector } from './useAppSelector';
 export { useOnScreen } from './useOnScreen';
+export { useOwnAccount } from './useOwnAccount';
 export { useSettings } from './useSettings';
 export { useSoapboxConfig } from './useSoapboxConfig';

app/soapbox/hooks/useOwnAccount.ts

@@ -7,7 +7,7 @@ import type Account from 'soapbox/types/entities/account';
 // FIXME: getAccount() has the wrong type??
 const getAccount: (state: any, accountId: any) => any = makeGetAccount();
 
-/** Get an account from the store (by default, your own account) */
-export const useAccount = (accountId?: string): Account => {
-  return useAppSelector((state) =>  getAccount(state, accountId || state.me));
+/** Get the logged-in account from the store, if any */
+export const useOwnAccount = (): Account | null => {
+  return useAppSelector((state) =>  getAccount(state, state.me));
 };