#include enum BarrierState {OPEN, CLOSED}; class Barrier { private: Servo servo; int pin; BarrierState state = CLOSED; public: int open_time_seconds; Barrier(int pin, int open_time_seconds = 3){ this->pin = pin; this->close(); this->open_time_seconds = open_time_seconds; } void configure_pins(){ this->servo.attach(pin); } void open(){ this->state = OPEN; this->servo.write(0); } void close(){ this->state = CLOSED; this->servo.write(90); } bool is_open() const { return this->state == OPEN; } bool is_closed() const { return this->state == CLOSED; } };