/*! \file piclientserver_client_base.h
 * \ingroup ClientServer
 * \~\brief
 * \~english
 * \~russian
 */
/*
    PIP - Platform Independent Primitives
	Ivan Pelipenko peri4ko@yandex.ru

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program 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 Lesser General Public License for more details.

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

#ifndef piclientserver_client_base_H
#define piclientserver_client_base_H

#include "piclientserver_config.h"
#include "pidiagnostics.h"
#include "pip_client_server_export.h"
#include "pistreampacker.h"

class PIEthernet;

namespace PIClientServer {

class Server;

class PIP_CLIENT_SERVER_EXPORT ClientBase {
	friend class Config;
	friend class Server;
	NO_COPY_CLASS(ClientBase);

public:
	ClientBase();
	virtual ~ClientBase();

	const PIEthernet * getTCP() const { return tcp; }

	void close();
	void stopAndWait();

	int write(const void * d, const size_t s);
	int write(const PIByteArray & ba) { return write(ba.data(), ba.size()); }

	void enableDiagnostics();
	PIDiagnostics::State diagnostics() const;
	int receivePacketProgress() const;

	Config & configuration() { return config; }

protected:
	virtual void readed(PIByteArray data) {}
	virtual void connected() {}
	virtual void disconnected() {}
	virtual void receivePacketStart(int size) {}
	virtual void receivePacketEnd() {}

	void init();

	bool own_tcp               = false;
	std::atomic_bool can_write = {true};
	PIEthernet * tcp           = nullptr;
	Config config;

private:
	void destroy();

	PIStreamPacker stream;
	mutable PIMutex write_mutex;
	PIDiagnostics * diag = nullptr;
};

} // namespace PIClientServer

#endif