IOS15 上拉加载更多数据在数据叠加

-(void)loadMoreStatuses{
    AFHTTPSessionManager *mgr = [AFHTTPSessionManager manager];
    NSMutableDictionary *params = [NSMutableDictionary dictionary];
    params[@"access_token"]  = [HMAccountTool account].access_token;
    HMStatus *lastStatus = [self.statuses lastObject];
    if(lastStatus) {
        params[@"max_id"] = @([lastStatus.idstr longLongValue]-1);
    }
    [mgr GET:@"https://api.weibo.com/2/statuses/home_timeline.json" parameters:params headers:nil progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
        NSArray *statusDictArray= responseObject[@"statuses"];
        NSArray *newStatuses = [HMStatus mj_objectArrayWithKeyValuesArray:statusDictArray];
        [self.statuses addObjectsFromArray:newStatuses];
        [self.tableView reloadData];
        [self.footer endRefreshing];
        } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
            NSLog(@"%@",error);
            [self.footer endRefreshing];
        }];
}