other attempt

WifiManager.h

class WiFiManager {

	public:

		boolean isWiFiDirectFlag = false;
		boolean isNoWiFiFlag     = false;
		boolean isWiFiDirectRunningFor60Seconds = false;

		// global because accessible from wifi_scan_callback and isStoredSSIDAvailable functions.
		// we always set this, because maybe on the road WAPs will be added (without a reset)
		WiFiAccessPoint storedWAPs[5];
		int             storedWAPsAmount = 0;
		bool            isStoredSSIDFound = false;

		//enum WiFiManagerState { RSSIINDICATORSTATE_CHECK, RSSIINDICATORSTATE_ON, RSSIINDICATORSTATE_ON_WAIT, RSSIINDICATORSTATE_OFF_WAIT, RSSIINDICATORSTATE_CHECK_WAIT };

		WiFiManager();
		virtual ~WiFiManager();

		void setup();

		void loop();
		
	private:
		static void handle_ap(WiFiAccessPoint* wap, WiFiManager* self);
		void next(WiFiAccessPoint& ap);
		bool isStoredSSIDAvailable();
};

// end class initialisation


WiFiManager::WiFiManager() {
}

WiFiManager::~WiFiManager() {
}//

void WiFiManager::setup() {
	Serial.println("hi");

}

void WiFiManager::loop() {
	//delay(1000);
	bool check = isStoredSSIDAvailable();
	if(check) Serial.println("checked");
	delay(1000);

}

// This is the callback passed to WiFi.scan()
// It makes the call on the `self` instance - to go from a static
// member function to an instance member function.
void WiFiManager::handle_ap(WiFiAccessPoint* wap, WiFiManager* self)
{
	 self->next(*wap);
}

void WiFiManager::next(WiFiAccessPoint& ap)
{
	Serial.print("SSID: ");
	Serial.println(ap.ssid);

    // if ((ap.rssi < 0) && (ap.rssi > strongest_rssi)) {
    //     strongest_rssi = ap.rssi;
    //     strcpy(strongest_ssid, ap.ssid);
    // }
}

bool WiFiManager::isStoredSSIDAvailable() {

  // in the callback we compare scanned WAPs with the stored WAPs
  // storedSSIDFound will be set to true if we have a match
  // this is global so we can access this after a call to this function

  isStoredSSIDFound = false;

	WiFi.scan(handle_ap, this);

  return isStoredSSIDFound;
  //int scannedWAPsAmount =
  //Serial.print(scannedWAPsAmount);
  //Serial.println(" APs scanned and compared.");
}