#include <Arduino.h>

class ButtonController {

    private:
        int pin;
        int new_value;
        int old_value = HIGH;

    public:
        ButtonController(int pin){
            this->set_pin(pin);
        };

        void configure_pins(){
            pinMode(this->pin, INPUT_PULLUP);
        }

        void set_pin(int pin){
            this->pin = pin;
        }

        void read(){
            this->new_value = digitalRead(this->pin);
        }

        bool value_changed(){
            return (this->new_value != this->old_value);
        }

        bool is_pressed(){
            if(this->value_changed()){
                bool is_pressed = (this->new_value == LOW);
                this->old_value = this->new_value;
                return is_pressed;
            }
            return this->new_value == LOW;
        }

};