/**
 * @file akku.h
 * @author Alexander Klein (alex@kleiax.de)
 * @brief 
 * @version 0.1
 * @date 2022-02-05
 * 
 * @copyright Copyright (c) 2022
 * 
 */

#ifndef AKKU_H
#define AKKU_H

#include <stdint.h>
#include <math.h>
#include <Arduino.h>

class Akku {
    public:
        Akku(uint8_t pin, double maxVolt = 0, double emptyVolt = 0);

        void setEmptyVoltage(double volt);
        void setMaxVoltage(double volt);

        double getVoltage();
        uint8_t getPercent();
        bool isEmpty();

    private:
        double readVoltage();
        double updateOnePercent();

        uint8_t pin;
        double maxVolt;
        double emptyVolt;
        double onePercent;
        const float capacityVoltages[21] = {9.82, 10.83, 11.06, 11.12,
                                            11.18, 11.24, 11.3, 11.36,
                                            11.39, 11.45, 11.51, 11.56,
                                            11.62, 11.74, 11.86, 11.95,
                                            12.07, 12.25, 12.33, 12.45,
                                            12.6 };
};

#endif // AKKU_H