#include <Adafruit_NeoPixel.h>

#define BUTTON_PIN 2
#define LED_PIN 6
#define NUM_PIXELS 1

#define ORANGE 255, 165, 0
#define CYAN 64, 224, 208
#define PURPLE 128, 0, 128

Adafruit_NeoPixel pixels = Adafruit_NeoPixel(NUM_PIXELS, LED_PIN, NEO_GRB + NEO_KHZ800);

bool buttonState = false;
int colorIndex = 0;

void setup() {
  pinMode(BUTTON_PIN, INPUT);
  pixels.begin();
}

void loop() {
  if (digitalRead(BUTTON_PIN) == HIGH && !buttonState) {
    buttonState = true; 
    switch (colorIndex) {
      case 0:
        pixels.setPixelColor(0, pixels.Color(ORANGE));
        break;
      case 1:
        pixels.setPixelColor(0, pixels.Color(CYAN));
        break;
      case 2:
        pixels.setPixelColor(0, pixels.Color(PURPLE));
        break;
    }
    pixels.show();
    while (digitalRead(BUTTON_PIN) == HIGH);
    colorIndex = (colorIndex + 1) % 3;
    delay(100);
  }
  else if (digitalRead(BUTTON_PIN) == LOW && buttonState) {
    buttonState = false;
  }
}