//客戶端程式

//

//  main.cpp

//  tcpserver

//  Created by suxianbin on 2018/9/15.

//  Copyright © 2018 suxianbin. All rights reserved.

//

//

//

// blocking_tcp_echo_server.cpp

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~

//

// Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)

//

// Distributed under the Boost Software License, Version 1.0. (See accompanying

// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <cstdlib>

#include <cstring>

#include <iostream>

#include <boost/asio.hpp>

#include <boost/thread.hpp>

#include <boost/bind.hpp>

#include <boost/timer/timer.hpp>

#include <thread>

using namespace boost::asio;

using namespace std;

using namespace boost;

io_service service;

class talk_to_server

{

public:

    talk_to_server(string name):m_sock(service),user(name),already_read(0){}

    void connect(ip::tcp::endpoint ep)

    {

        m_sock.connect(ep);

    }

    string username(){return this->user;}

    ip::tcp::socket& sock(){return this->m_sock;}

    bool read_complete(const boost::system::error_code &erro,size_t bytes)

    {

        if(erro)return 0;

        already_read=bytes;

        bool found=find(buff,buff+bytes,'*')<buff+bytes;

        return found?0:1;

    }

    void loop()

    {

        while(true)

        {

            //write_request();

            read_answer();

        }

    }

    void write(string msg)

    {

        m_sock.write_some(buffer(msg));

    }

    void write_request()

    {

        write("to do somgthing");

        //std::thread::sleep

       boost::this_thread::sleep(boost::posix_time::millisec(1000));

    }

    void read_answer()

    {

        already_read=0;

        already_read+=m_sock.read_some(buffer(buff));

        process_msg();

    }

    void process_msg()

    {

        bool found_enter=find(buff,buff+already_read,'*')<buff+already_read;

        if(!found_enter)return;

        size_t pos=find(buff,buff+already_read,'*')-buff;

        string msg(buff,pos);

        cout<<msg<<endl;

    }

private:

    ip::tcp::socket m_sock;

    char buff[1024];

    size_t already_read;

    string msg;

    string user;

};

int main()

{

    io_service service;

    ip::tcp::endpoint ep=ip::tcp::endpoint(ip::address::from_string("127.0.0.1"),8080);

    talk_to_server *client=new talk_to_server("eric");

    client->connect(ep);

    client->loop();

    return 0;

}

//伺服器程式見下文