/*
 * Copyright (c) 2016 The ZLMediaKit project authors. All Rights Reserved.
 *
 * This file is part of ZLMediaKit(https://github.com/xia-chu/ZLMediaKit).
 *
 * Use of this source code is governed by MIT license that can be found in the
 * LICENSE file in the root of the source tree. All contributing project authors
 * may be found in the AUTHORS file in the root of the source tree.
 */

#ifndef RTSP_UDPSERVER_H_
#define RTSP_UDPSERVER_H_

#include <stdint.h>
#include <mutex>
#include <memory>
#include <unordered_map>
#include <unordered_set>
#include "Util/util.h"
#include "Util/logger.h"
#include "Network/Socket.h"

namespace mediakit {

class UDPServer : public std::enable_shared_from_this<UDPServer> {
public:
    using onRecvData = std::function<bool(int intervaled, const toolkit::Buffer::Ptr &buffer, struct sockaddr *peer_addr)> ;
    ~UDPServer();
    static UDPServer &Instance();
    toolkit::Socket::Ptr getSock(toolkit::SocketHelper &helper, const char *local_ip, int interleaved, uint16_t local_port = 0);
    void listenPeer(const char *peer_ip, void *obj, const onRecvData &cb);
    void stopListenPeer(const char *peer_ip, void *obj);

private:
    UDPServer();
    void onRecv(int interleaved, const toolkit::Buffer::Ptr &buf, struct sockaddr *peer_addr);
    void onErr(const std::string &strKey, const toolkit::SockException &err);

private:
    std::mutex _mtx_udp_sock;
    std::mutex _mtx_on_recv;
    std::unordered_map<std::string, toolkit::Socket::Ptr> _udp_sock_map;
    std::unordered_map<std::string, std::unordered_map<void *, onRecvData> > _on_recv_map;
};

} /* namespace mediakit */

#endif /* RTSP_UDPSERVER_H_ */