#include <Arduino.h>
 
// GPIO Class for handling GPIO operations
class GPIO {
public:
  GPIO(int pin) : pin(pin) {
    pinMode(pin, OUTPUT);
  }
 
  void setHigh() {
    digitalWrite(pin, HIGH);
  }
 
  void setLow() {
    digitalWrite(pin, LOW);
  }
 
protected:
  int getPin() const {
    return pin;
  }
 
private:
  int pin;
};
 
// LED Class inherited from GPIO
class LED : public GPIO {
public:
  LED(int pin) : GPIO(pin) {}
 
  void turnOn() {
    setHigh();
  }
 
  void turnOff() {
    setLow();
  }
};
 
// RGB LED Class inherited from LED
class RGBLED : public LED {
public:
  RGBLED(int redPin, int greenPin, int bluePin)
      : LED(redPin), greenPin(greenPin), bluePin(bluePin) {}
 
  void setColor(int red, int green, int blue) {
    analogWrite(getPin(), red);
    analogWrite(greenPin, green);
    analogWrite(bluePin, blue);
  }
 
private:
  int greenPin, bluePin;
};
 
// LED Bar Graph Class inherited from LED
class LEDBarGraph : public LED {
public:
  LEDBarGraph(int anodePins[10]) : LED(anodePins[0]), anodePins(anodePins) {}
 
  void lightUp(int numberOfLEDs) {
    for (int i = 0; i < numberOfLEDs; ++i) {
      // Turn on each LED in the bar
      digitalWrite(anodePins[i], HIGH);
      delay(50); // Adjust delay as needed
      digitalWrite(anodePins[i], LOW);
    }
  }
 
private:
  int* anodePins;
};
 
// Function to read potentiometer value
int readPotentiometer(int pin) {
  return analogRead(pin);
}
 
// Declare LED, RGBLED, and LEDBarGraph objects outside setup and loop
LED led(32); // LED connected to GPIO pin 32
RGBLED rgbLED(23, 22, 21); // RGB LED connected to GPIO pins 23, 22, 21 (red, green, blue)
int barGraphAnodePins[] = {19, 18, 5, 4, 17, 16, 14, 12, 13, 24}; // LED bar graph anodes connected to GPIO pins
LEDBarGraph ledBarGraph(barGraphAnodePins);
 
void setup() {
  int potentiometerPin = 27; // Potentiometer connected to GPIO pin 27
  pinMode(potentiometerPin, INPUT);
 
  // Set up additional pins for LED Bar Graph
  for (int i = 0; i < 10; ++i) {
    pinMode(barGraphAnodePins[i], OUTPUT);
    digitalWrite(barGraphAnodePins[i], LOW);
  }
}
 
void loop() {
  // Read potentiometer value
  int potValue = readPotentiometer(27); // Potentiometer connected to GPIO pin 27
 
  // Update LED bar graph based on potentiometer value
  int ledBarValue = map(potValue, 0, 4095, 0, 10); // Assuming 10 LEDs in the bar graph
  ledBarGraph.lightUp(ledBarValue);
 
  // Turn on the LED and RGB LED based on potentiometer value
  int ledValue = map(potValue, 0, 4095, 0, 255);
  led.turnOn();
  rgbLED.setColor(ledValue, ledValue, ledValue);
 
  delay(100); // Adjust delay as needed
}