#include <FastLED.h>

const int NUM_LEDS = 30;
const int DATA_PIN = 6;

CRGB leds[NUM_LEDS];

void setup() {
  FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
  FastLED.setMaxPowerInVoltsAndMilliamps(5,400);
  FastLED.setBrightness(8);
  pinMode(2, INPUT_PULLUP);
}



void loop() {
  
for (int repeat=0; repeat<2; repeat++){
  
  for (int repeat=0; repeat<4; repeat++){
 
  for (int light=0; light<30; light++){
    if ((light % 2) == 0){
      leds[light] = CRGB :: Red;
    } else {
      leds[light] = CRGB :: Green;
    }
  }
  FastLED.show();
  delay(350);
  
  for (int light=0; light<30; light++){
    if ((light % 2) == 0){
      leds[light] = CRGB :: Green;
    } else {
      leds[light] = CRGB :: Red;
    }
  }
  FastLED.show();
  delay(150);
  
  for (int light=0; light<30; light++){
    if ((light % 2) == 0){
      leds[light] = CRGB :: Red;
    } else {
      leds[light] = CRGB :: Green;
    }
  }
  FastLED.show();
  delay(150);
  
  for (int light=0; light<30; light++){
    leds[light].setRGB(255, 0, 136);
  }
  FastLED.show();
  delay(350);
}

  //long lights
  for (int repeat = 0; repeat<2; repeat++){
 
  for (int light=0; light<15; light++){
    leds[light] = CRGB :: Red;
    leds[29 - light] = CRGB :: Green;
    
    FastLED.show();
    delay(66);
  }
  
  for (int light=0; light<15; light++){
    leds[light] = CRGB :: Blue;
    leds[29 - light] = CRGB :: Orange;
    
    FastLED.show();
    delay(66);
  }

}
delay(50);
}

for (int light=0; light<30; light++){
    leds[light] = CRGB :: White;
  }
  FastLED.show();
  delay(500);

  for (int light=0; light<30; light++){
    leds[light] = CRGB :: Red;
  }
  FastLED.show();
  delay(125);

  for (int light=0; light<30; light++){
    leds[light] = CRGB :: Green;
  }
  FastLED.show();
  delay(125);

  for (int light=0; light<30; light++){
    leds[light] = CRGB :: Red;
  }
  FastLED.show();
  delay(125);

  for (int light=0; light<30; light++){
    leds[light] = CRGB :: Green;
  }
  FastLED.show();
  delay(125);



}