fixes #1115 (#1118)

app/scenes/CollectionMembers/components/UserListItem.js

@@ -1,8 +1,10 @@
 // @flow
 import * as React from 'react';
 import { PlusIcon } from 'outline-icons';
+import Time from 'shared/components/Time';
 import Avatar from 'components/Avatar';
 import Button from 'components/Button';
+import Badge from 'components/Badge';
 import ListItem from 'components/List/Item';
 import User from 'models/User';
 
@@ -17,6 +19,19 @@ const UserListItem = ({ user, onAdd, canEdit }: Props) => {
     <ListItem
       title={user.name}
       image={<Avatar src={user.avatarUrl} size={32} />}
+      subtitle={
+        <React.Fragment>
+          {user.lastActiveAt ? (
+            <React.Fragment>
+              Active <Time dateTime={user.lastActiveAt} /> ago
+            </React.Fragment>
+          ) : (
+            'Never signed in'
+          )}
+          {!user.lastActiveAt && <Badge>Invited</Badge>}
+          {user.isAdmin && <Badge admin={user.isAdmin}>Admin</Badge>}
+        </React.Fragment>
+      }
       actions={
         canEdit ? (
           <Button type="button" onClick={onAdd} icon={<PlusIcon />} neutral>