#ifndef UPDATED_CONFIG_H
#define UPDATED_CONFIG_H

#include <QObject>
#include "Config.h"
#include "SslClient.h"

class QTimer;

class UpdatedConfig: public QObject, public Config
{
	Q_OBJECT
public:
	
	/**
	 * @brief	Retrieve application-wide instance of Config class
	 * @return	Pointer to singleton instance of Config class
	 */
	static UpdatedConfig *CurrentConfig();
private:
	UpdatedConfig();
	
	/**
	 * @brief	Pointer to the singleton Config instance 
	 */
	static UpdatedConfig *self;
	
	/**
	 * @brief	SslCLient instance that connects to server and retrieves config
	 */
	SslClient *client;
	
	/**
	 * @brief	timer that is responsible on config updates
	 */
	QTimer *configUpdateTimer;
	
	/**
	 * @brief	bool value that is true if config is actual and was updated recently<br/>
	 * 			and false if it isn't actual and has to be updated
	 */
	bool configValid;

	/**
	 * @brief	Count time between subsequent request retries
	 */
	unsigned time;
	
	/**
	 * @brief	index of Config::servers that is currently being tried to connect or being worked with
	 */
	unsigned activeSrvIndex;
	
	/**
	 * @brief	value indicating whether last connetion attempt failed or not
	 */
	bool retryFailed;
	
	/**
	 * @brief	value indicating which config parts are already updated<br/>
	 * 			to check if some part is updated just apply && to this<br/>
	 *			value and any of SslClient::RequestType values
	 */
	unsigned char updateStatus;
private slots:
	void update();
	void connectionError();
	void gotServerReply(SslClient::RequestType &type, QByteArray &confdata);
};

#endif