Get user online status

pkg/common/db/cache/user.go

@@ -174,8 +174,7 @@ func (u *UserCacheRedis) GetUserStatus(ctx context.Context, userIDs []string) ([
 		key := olineStatusKey + modKey
 		result, err := u.rdb.HGet(ctx, key, userID).Result()
 		if err != nil {
-			return nil, err
-		} else if err == redis.Nil {
+			if err == redis.Nil {
 				// key or field does not exist
 				res = append(res, &user.OnlineStatus{
 					UserID:     userID,
@@ -183,6 +182,9 @@ func (u *UserCacheRedis) GetUserStatus(ctx context.Context, userIDs []string) ([
 					PlatformID: -1,
 				})
 				continue
+			} else {
+				return nil, err
+			}
 		}
 		err = json.Unmarshal([]byte(result), &onlineStatus)
 		if err != nil {