#ifndef _SESSION_H_
#define _SESSION_H_

#include "threadpool.h"
#include <boost/asio.hpp>

class session
{
private:
	typedef boost::asio::ip::tcp tcp;

private:
	tcp::socket _socket;
	char _data[128];
	threadpool _pool;

public:
	session() = delete;
	session(session&) = delete;
	session(boost::asio::io_service& io_service);
	void start();
    tcp::socket& socket();

    template <typename R, typename CompletionToken> R async_call(std::function<R()> func, CompletionToken&& token)
    {
        typename boost::asio::handler_type<CompletionToken, void(R)>::type handler(std::forward<CompletionToken>(token));
        boost::asio::async_result<decltype(handler)> result(handler);

        _pool.add_task<void>([this, handler, &func]{
            _socket.get_io_service().dispatch(std::bind(handler, func()));
        });

        return result.get();
    }
};

#endif // _SESSION_H_