/*
    Copyright © 2015 Gluzskiy Alexandr (sss)

    This file is part of Unknown Download Manager (UDM).

    UDM is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 2 of the License, or
    (at your option) any later version.

    UDM is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with UDM.  If not, see <http://www.gnu.org/licenses/>.

*/


#ifndef CLIENT_SESSION_H
#define CLIENT_SESSION_H


//boost.asio here, yes i know about qtnetwork, but i have more exp with boost asio

#include <boost/asio.hpp>
#include <boost/asio/ssl.hpp>
#include <QObject>
#include "../../protocol/udm.pb.h"



using boost::asio::ip::tcp;

class server_msg;
class socket_wraper;

class client_session : public QObject
{
    Q_OBJECT
public:
    explicit client_session(QObject *parent = 0, boost::asio::io_service *io_service = nullptr);
    ~client_session();
//    boost::asio::io_service &io_service();

//    tcp::socket& socket();

signals:
    void client_connected(bool success, QString error_text); //we are in threads, no links here
    void server_message_received(server_msg msg); //we are in threads, no links here
    void client_disconnected();
    void terminate_thread();

public slots:
    void client_connect(QString host, QString password, int port);
    void client_connect_ssl(QString host, QString password, int port, QString ssl_ca, QString ssl_crt, QString ssl_key);
    void send_message(client_msg &msg);

private:
    void handle_connect(const boost::system::error_code &error);
    void handle_read(const boost::system::error_code& error, size_t bytes_transferred);
    void handle_write(const boost::system::error_code& error);
    bool verify_certificate(bool preverified,boost::asio::ssl::verify_context& ctx);

    bool ssl_enabled;
    char *recv_data_;
    boost::asio::io_service &io_service_;
    socket_wraper *socket_;
    QString pasword;
    QByteArray password_sha512;
};

#endif // CLIENT_SESSION_H