scale/src/weight_controller.h

#ifndef WEIGHT_CONTROLLER_H
#define WEIGHT_CONTROLLER_H

#include <Arduino.h>

class WeightController {
private:
    String name;
    double val_min;
    double val_max;

public:
    void init(String name, double min, double max);
    int compare(double weight) const;

    String get_name() const {
        return name;
    }

    double get_val_min() const {
        return val_min;
    }

    double get_val_max() const {
        return val_max;
    }

    void set_name(String name) {
        this->name = name;
    }

    void set_min(double min) {
        this->val_min = min;
    }

    void set_max(double max) {
        this->val_max = max;
    }
};

class WeightControllerPool {
private:
    int max = 4;
    WeightController items[4];

    int current = 0;
    bool controller_displayed = false;

public:
    void init() {
        items[0].init("9mm", 190, 200);
        items[1].init(".223", 0, 1);
        items[2].init("6.5", 200, 300);
        items[3].init(".308", 2, 3);
    }

    void set_item(int index, String name, double min, double max) {
        WeightController &controller = items[index];
        controller.set_name(name);
        controller.set_min(min);
        controller.set_max(max);
    }

    bool is_controller_displayed() const {
        return controller_displayed;
    }

    int get_max() const{
        return max;
    }

    void next();
    WeightController &get();
    WeightController &get(int index);
};

#endif