#pragma once

#include <QObject>
#include <set>

#include "tcommon.h"

#undef DVAPI
#undef DVVAR
#ifdef TSYSTEM_EXPORTS
#define DVAPI DV_EXPORT_API
#define DVVAR DV_EXPORT_VAR
#else
#define DVAPI DV_IMPORT_API
#define DVVAR DV_IMPORT_VAR
#endif

class QLocalServer;
class QLocalSocket;
class QTcpServer;
class QTcpSocket;

#undef ERROR

namespace DVGui
{

enum MsgType {
	INFORMATION,
	WARNING,  //this one opens  a popup only if tmsg not visible
	CRITICAL, //this one opens always a popup
	QUESTION
};

void DVAPI MsgBox(MsgType type, const QString &text);

void DVAPI error(const QString &msg);
void DVAPI warning(const QString &msg);
void DVAPI info(const QString &msg);
};

using namespace DVGui;

class DVAPI TMsgCore : public QObject
{
	Q_OBJECT

	QTcpServer *m_tcpServer;
	QTcpSocket *m_clientSocket;
	std::set<QTcpSocket *> m_sockets;
	void readFromSocket(QTcpSocket *socket);

public:
	TMsgCore();
	~TMsgCore();
	static TMsgCore *instance();

	//client side
	// 'send' returns false if the tmessage is not active in the application (tipically, in console applications such as tcomposer)
	bool send(MsgType type, const QString &message);
	void connectTo(const QString &address = "");

	//server side
	bool openConnection();
	QString getConnectionName();

	Q_SIGNALS :

		void
		sendMessage(int type, const QString &message);

public Q_SLOTS:

	void OnNewConnection();
	void OnReadyRead();
	void OnDisconnected();
};