#include <FastLED.h>
CRGB leds[1];
int ldr = 0;


void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  FastLED.addLeds<NEOPIXEL, 3>(leds,1);
}

void loop() {
  // put your main code here, to run repeatedly:
  ldr = analogRead(A0);
  Serial.print("Value: ");
  Serial.println(ldr);
  
  if (ldr > 1000){
    Serial.println("red");
    leds[0] = CRGB::Red;
    FastLED.show();
  }
  else if (ldr > 500){
    Serial.println("yellow");
    leds[0] = CRGB::Yellow;
    FastLED.show();
  }
  else{
    Serial.println("green");
    leds[0] = CRGB::Green;
    FastLED.show();
  }
}