/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once

#include <cassert>
#include <cstdlib>
#include <functional>
#include <memory>
#include <string>
#include <vector>

#include "HostInfo.h"
#include "HttpClient.h"

ROCKETMQ_NAMESPACE_BEGIN

class TopAddressing {
public:
  TopAddressing();

  TopAddressing(std::string host, int port, std::string path);

  virtual ~TopAddressing();

  void fetchNameServerAddresses(const std::function<void(bool, const std::vector<std::string>&)>& cb);

  void injectHttpClient(std::unique_ptr<HttpClient> http_client);

private:
  std::string host_;
  int port_{8080};
  std::string path_;
  HostInfo host_info_;

  std::unique_ptr<HttpClient> http_client_;
};

ROCKETMQ_NAMESPACE_END