scale/src/buttons.h

#ifndef BUTTONS_H
#define BUTTONS_H

#include <Arduino.h>
#include "lcd.h"
#include "scale.h"
#include "weight_controller.h"

#define tare_button       A0
#define controller_button A1
#define plus_button       A2
#define minus_button      A3

class Buttons {
private:
    enum class Action {
        NONE,
        TAR,
        CALIBRATE,
        NEXT_CONTROLLER
    };

public:
    void init();
    bool is_any_pressed();
    void on_button_pressed(Scale &scale, WeightControllerPool &pool, const LCD &lcd);
    Buttons::Action get_button_action();
};

#endif