/*
 ESP8266WiFiScan.h - esp8266 Wifi support.
 Based on WiFi.h from Ardiono WiFi shield library.
 Copyright (c) 2011-2014 Arduino.  All right reserved.
 Modified by Ivan Grokhotkov, December 2014
 Reworked by Markus Sattler, December 2015

 This library 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 2.1 of the License, or (at your option) any later version.

 This library 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 library; if not, write to the Free Software
 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef ESP8266WIFISCAN_H_
#define ESP8266WIFISCAN_H_

#include "ESP8266WiFiType.h"
#include "ESP8266WiFiGeneric.h"

class ESP8266WiFiScanClass {

        // ----------------------------------------------------------------------------------------------
        // ----------------------------------------- scan function --------------------------------------
        // ----------------------------------------------------------------------------------------------

    public:

        int8_t scanNetworks(bool async = false, bool show_hidden = false, uint8 channel = 0, uint8* ssid = NULL);
        void scanNetworksAsync(std::function<void(int)> onComplete, bool show_hidden = false);

        int8_t scanComplete();
        void scanDelete();

        // scan result
        bool getNetworkInfo(uint8_t networkItem, String &ssid, uint8_t &encryptionType, int32_t &RSSI, uint8_t* &BSSID, int32_t &channel, bool &isHidden);

        String SSID(uint8_t networkItem);
        uint8_t encryptionType(uint8_t networkItem);
        int32_t RSSI(uint8_t networkItem);
        uint8_t * BSSID(uint8_t networkItem);
        String BSSIDstr(uint8_t networkItem);
        int32_t channel(uint8_t networkItem);
        bool isHidden(uint8_t networkItem);

    protected:

        static bool _scanAsync;
        static bool _scanStarted;
        static bool _scanComplete;

        static size_t _scanCount;
        static void* _scanResult;

        static std::function<void(int)> _onComplete;

        static void _scanDone(void* result, int status);
        static void * _getScanInfoByIndex(int i);

};


#endif /* ESP8266WIFISCAN_H_ */