#define JOYSTICK_X_PIN 34 //  analog pin
#define JOYSTICK_Y_PIN 35 //  analog pin
#define LED_PIN 12

int previousBrightness = 0;

void setup() {
  Serial.begin(115200);
  pinMode(LED_PIN, OUTPUT);
}

void loop() {
  // Read the X-axis value of the joystick
  int xValue = analogRead(JOYSTICK_X_PIN);

  // Read the Y-axis value of the joystick
  int yValue = analogRead(JOYSTICK_Y_PIN);

  // Map the joystick X-axis value  to LED brightness 
  int xBrightness = map(xValue, 0, 4095, 0, 255);

  // Map the joystick Y-axis value  to LED brightness 
  int yBrightness = map(yValue, 0, 4095, 0, 255);

  // Calculate the average of X and Y axis brightness
  int brightness = (xBrightness + yBrightness) / 2;

  // Set the LED brightness
  analogWrite(LED_PIN, brightness);

  // Print messages indicating brightness change
  if (brightness > previousBrightness) {
    Serial.println("Increasing brightness");
  } else if (brightness < previousBrightness) {
    Serial.println("Decreasing brightness");
  }

  // Update the previous brightness value
  previousBrightness = brightness;

  // Print the joystick values and brightness to serial monitor
  Serial.print("Joystick X-axis Value: ");
  Serial.print(xValue);
  Serial.print("\tY-axis Value: ");
  Serial.print(yValue);
  Serial.print("\tXBrightness: ");
  Serial.print(xBrightness);
  Serial.print("\tYBrightness: ");
  Serial.print(yBrightness);
  Serial.print("\tBrightness: ");
  Serial.println(brightness);

  delay(100); // Adjust delay as needed for responsiveness
}