some fixes

lib/contexts/rewards.tsx

@@ -53,7 +53,7 @@ const defaultQueryResult = {
   refetch: () => Promise.resolve({} as never),
 };
 
-const RewardsContext = createContext<TRewardsContext>({
+const initialState = {
   balancesQuery: defaultQueryResult,
   dailyRewardQuery: defaultQueryResult,
   referralsQuery: defaultQueryResult,
@@ -66,7 +66,9 @@ const RewardsContext = createContext<TRewardsContext>({
   closeLoginModal: () => {},
   login: async() => ({}),
   claim: async() => {},
-});
+};
+
+const RewardsContext = createContext<TRewardsContext>(initialState);
 
 // Message to sign for the rewards program
 function getMessageToSign(address: string, nonce: string, isLogin?: boolean, refCode?: string) {
@@ -245,20 +247,25 @@ export function RewardsContextProvider({ children }: Props) {
     }
   }, [ apiFetch, errorToast, fetchParams ]);
 
-  const value = useMemo(() => ({
-    balancesQuery,
-    dailyRewardQuery,
-    referralsQuery,
-    rewardsConfigQuery,
-    checkUserQuery,
-    apiToken,
-    isInitialized,
-    isLoginModalOpen,
-    openLoginModal: setIsLoginModalOpen.on,
-    closeLoginModal: setIsLoginModalOpen.off,
-    login,
-    claim,
-  }), [
+  const value = useMemo(() => {
+    if (!isEnabled) {
+      return initialState;
+    }
+    return {
+      balancesQuery,
+      dailyRewardQuery,
+      referralsQuery,
+      rewardsConfigQuery,
+      checkUserQuery,
+      apiToken,
+      isInitialized,
+      isLoginModalOpen,
+      openLoginModal: setIsLoginModalOpen.on,
+      closeLoginModal: setIsLoginModalOpen.off,
+      login,
+      claim,
+    };
+  }, [
     isLoginModalOpen, setIsLoginModalOpen, balancesQuery, dailyRewardQuery, checkUserQuery,
     apiToken, login, claim, referralsQuery, rewardsConfigQuery, isInitialized,
   ]);

ui/pages/RewardsDashboard.tsx

 import { Flex, Skeleton, Image } from '@chakra-ui/react';
-import { useRouter } from 'next/router';
 import React, { useEffect } from 'react';
 
+import config from 'configs/app';
 import { useRewardsContext } from 'lib/contexts/rewards';
 import { apos } from 'lib/html-entities';
 import DailyRewardClaimButton from 'ui/rewards/DailyRewardClaimButton';
@@ -13,19 +13,22 @@ import PageTitle from 'ui/shared/Page/PageTitle';
 import useRedirectForInvalidAuthToken from 'ui/snippets/auth/useRedirectForInvalidAuthToken';
 
 const RewardsDashboard = () => {
-  const router = useRouter();
   const { balancesQuery, apiToken, referralsQuery, rewardsConfigQuery, isInitialized } = useRewardsContext();
 
   useRedirectForInvalidAuthToken();
 
   useEffect(() => {
-    if (isInitialized && !apiToken) {
-      router.replace({ pathname: '/' }, undefined, { shallow: true });
+    if (!config.features.rewards.isEnabled || (isInitialized && !apiToken)) {
+      window.location.assign('/');
     }
-  }, [ isInitialized, apiToken, router ]);
+  }, [ isInitialized, apiToken ]);
 
   const numberOfReferrals = Number(referralsQuery.data?.referrals || 0);
 
+  if (!config.features.rewards.isEnabled) {
+    return null;
+  }
+
   return (
     <>
       <PageTitle

ui/rewards/RewardsNavLink.tsx

@@ -8,6 +8,7 @@ import type { NavItem } from 'types/client/navigation';
 import { route } from 'nextjs-routes';
 import type { Route } from 'nextjs-routes';
 
+import config from 'configs/app';
 import { useRewardsContext } from 'lib/contexts/rewards';
 import useIsMobile from 'lib/hooks/useIsMobile';
 import LightningLabel, { LIGHTNING_LABEL_CLASS_NAME } from 'ui/snippets/navigation/LightningLabel';
@@ -43,6 +44,10 @@ const RewardsNavLink = ({ isCollapsed, onClick }: Props) => {
     onClick?.();
   }, [ onClick, isInitialized, apiToken, openLoginModal ]);
 
+  if (!config.features.rewards.isEnabled) {
+    return null;
+  }
+
   const content = (
     <Link
       href={ isInitialized && apiToken ? route(nextRoute) : undefined }