#include <FastLED.h>

const unsigned long eventInterval = 1000;
unsigned long previousTime = 0;
unsigned long currentTime = 0;

unsigned long previousTime2 = 0;
unsigned long currentTime2 = 0;

#define NUM_LEDS 15 /*the number of leds that will light. If */

#define DATA_PINC 6
#define BUTTON_PIN 4

int LED1_state=0;

CRGB ledsC[NUM_LEDS];

void setup() {
  FastLED.addLeds<WS2812B, DATA_PINC, GRB>(ledsC, NUM_LEDS);
  //FastLED.setMaxPowerInVoltsAndMilliamps(5, 1500);
  FastLED.setBrightness(50);
  FastLED.clear();
  Serial.begin(9600);
  pinMode(BUTTON_PIN, INPUT_PULLUP);
}

void loop() {
  currentTime = millis();
  
    FastLED.show();

  if((digitalRead(BUTTON_PIN)) == 0){
    for(int i = NUM_LEDS - 1; i >= 0; i--){
      if(currentTime - previousTime >= eventInterval){
        ledsC[i-2] = CRGB::Red;
        ledsC[i-1] = CRGB::Red;
        ledsC[i] = CRGB::Red;
        FastLED.show();
        previousTime = currentTime;
      }
      if(currentTime2 - previousTime2 >= eventInterval){
        ledsC[i] = CRGB::Black;
      }
        Serial.println("Test1");
      //delay(100);
    }
  }
}







// #include <Adafruit_NeoPixel.h>
// #ifdef __AVR__
//   #include <avr/power.h>
// #endif
// unsigned long currentTime = millis();
//     
//       for(int j = NUM_LEDS - 1; i > 0; i--){
//         ledsC[j] = CRGB::Black;
//       }
//       Serial.println("Ice Ice Baby");
//       previousTime = currentTime; 
//     }

// void loop(){

//   if((digitalRead(BUTTON_PIN)) == 0){
//     shootingStarAnimation(255, 255, 255, 15, 5, 2000);
//     Serial.println("Hoiga");
//   }
// }

// int a = 14;
// int b = 14;

      //DoBlackAnimation();
      //while(a < 15){
        // Serial.println(previousTime);
      //   
      // }
    // for(int i = 0; i <= 15; i++){
    //     if(currentTime - previousTime >= eventInterval){
    //       previousTime = currentTime;
    //       ledsC[i] = CRGB::Red;
    //       //delay(100);
    //       Serial.println(i);
    //     }
      //DoAnimation(2);
      // ledsC[i] = CRGB::Black;
      // FastLED.show();
      //ledsC[0] = CRGB::Black;
    //}
  //}
//}
// void DoAnimation(int j){ 
//   // 
//}

// void DoBlackAnimation(){
//   for(int i = NUM_LEDS - 1; i >= 0; i--){
//     delay(100);
//     ledsC[i] = CRGB::Black;
//     FastLED.show();
//   }
// }