/*
 * © Copyright 2014 – Urheberrechtshinweis
 * Alle Rechte vorbehalten / All Rights Reserved
 *
 * Programmcode ist urheberrechtlich geschuetzt.
 * Das Urheberrecht liegt, soweit nicht ausdruecklich anders gekennzeichnet, bei Frank Ebner.
 * Keine Verwendung ohne explizite Genehmigung.
 * (vgl. § 106 ff UrhG / § 97 UrhG)
 */

#ifndef WIFIMODEL_H
#define WIFIMODEL_H

#include "../AccessPoint.h"
#include "../../../geo/Point3.h"
#include <vector>


#include "../../../data/XMLserialize.h"


/**
 * interface for signal-strength prediction models.
 *
 * the model is passed a MAC-address of an AP in question, and a position.
 * hereafter the model returns the RSSI for this AP at the questioned location.
 */
class WiFiModel : public XMLserialize {

public:

	/** dtor */
	virtual ~WiFiModel() {;}

//	/** get the given access-point's RSSI at the provided location */
//	virtual float getRSSI(const LocatedAccessPoint& ap, const Point3 p) = 0;

	/** get a list of all APs known to the model */
	virtual std::vector<AccessPoint> getAllAPs() const = 0;

	/**
	 * get the RSSI expected at the given location (in meter)
	 * for an AP identified by the given MAC.
	 *
	 * if the model can not predict the RSSI for an AP, it returns NaN!
	 */
	virtual float getRSSI(const MACAddress& accessPoint, const Point3 position_m) const = 0;


};

#endif // WIFIMODEL_H