fix typeerrors

Author: dipamsen

client/src/pages/OngoingBattle.tsx

@@ -26,6 +26,7 @@ export default function OngoingBattle({
   >({
     queryKey: ["battles", battle.id, "problems"],
     queryFn: async () => {
+      if (!auth.authed) return []
       const response = await auth.fetch(`${BASE_API_URL}/api/battle/${battle.id}/problems`, {
         headers: {
           "Content-Type": "application/json",
@@ -55,6 +56,7 @@ export default function OngoingBattle({
   >({
     queryKey: ["battles", battle.id, "standings"],
     queryFn: async () => {
+      if (!auth.authed) return []
       const response = await auth.fetch(`${BASE_API_URL}/api/battle/${battle.id}/standings`, {
         headers: {
           "Content-Type": "application/json",
@@ -72,6 +74,7 @@ export default function OngoingBattle({
   >({
     queryKey: ["battles", battle.id, "submissions"],
     queryFn: async () => {
+      if (!auth.authed) return []
       const response = await auth.fetch(`${BASE_API_URL}/api/battle/${battle.id}/submissions`, {
         headers: {
           "Content-Type": "application/json",

client/src/pages/UpcomingBattle.tsx

@@ -29,6 +29,7 @@ export default function UpcomingBattle({
   const { data: battlePlayers, status } = useQuery<User[]>({
     queryKey: ["battleParticipants", battle.id],
     queryFn: async () => {
+      if (!auth.authed) return []
       const response = await auth.fetch(
         `${BASE_API_URL}/api/battle/${battle.id}/participants`,
         {