load more comments if the mod has moderated them all and there are more availabile

client/coral-admin/src/containers/ModerationQueue/components/Comment.js

@@ -69,16 +69,14 @@ const Comment = ({actions = [], comment, ...props}) => {
               {actions.map((action, i) => {
                 const active = (action === 'REJECT' && comment.status === 'REJECTED') ||
                                (action === 'APPROVE' && comment.status === 'ACCEPTED');
-                return (<ActionButton key={i}
+                return <ActionButton key={i}
                   type={action}
                   user={comment.user}
                   status={comment.status}
                   active={active}
                   acceptComment={() => props.acceptComment({commentId: comment.id})}
-                  rejectComment={() => props.rejectComment({commentId: comment.id})}
-                />);
-              }
-              )}
+                  rejectComment={() => props.rejectComment({commentId: comment.id})} />;
+              })}
             </div>
           </div>
         </div>

client/coral-admin/src/containers/ModerationQueue/components/LoadMore.js

@@ -7,13 +7,16 @@ const LoadMore = ({comments, loadMore, sort, tab, assetId, showLoadMore}) =>
     {
       showLoadMore && <Button
         className={styles.loadMore}
-        onClick={() =>
-          loadMore({
-            cursor: comments[comments.length - 1].created_at,
+        onClick={() => {
+          const lastComment = comments[comments.length - 1];
+          const cursor = lastComment ? lastComment.created_at : null;
+          return loadMore({
+            cursor,
             sort,
             tab,
             asset_id: assetId
-          })}>
+          });
+        }}>
         Load More
       </Button>
     }