#include <Adafruit_NeoPixel.h>
#include <EEPROM.h>
Adafruit_NeoPixel neo(20,7,NEO_GRB + NEO_KHZ800);

void setup() {
  neo.begin();
  neo.show();
  Serial.begin(9600);
  randomSeed(A0);
  attachInterrupt(digitalPinToInterrupt(3),duha,FALLING);
  attachInterrupt(digitalPinToInterrupt(2),majak_vola,FALLING);

}

int pole[3] = {0,0,0};
unsigned long time = 0;
bool majak_t = true;
bool duha_t = false;

void loop() {
if(majak_t == true){
  for(int i = 0;i < 21;i++){
    for(int j = 0;j<3;j++){
      int ran1 = random(0,2);
      Serial.print(String(ran1) + ",");
      Serial.println(" ");
      if(ran1 == 0){
        pole[j] = 0;
      }
      else if(ran1 == 1){
        pole[j] = 255;
        break;
      }
      else if(pole[0] == 0 && pole[1] == 0 && pole[2] == 0){
        pole[0] = 255;
      }
  }

    neo.setPixelColor(i,neo.Color(pole[0],pole[1],pole[2]));
      neo.show();
    delay(100);
    for(int i = 0;i<3;i++){
      pole[i] = 0;
      Serial.println(" ");
    }
  }

  for(int i = 20;i >= 0;i--){
        neo.setPixelColor(i,neo.Color(0,0,0));
      neo.show();
    delay(100);
  }
}

  //----------------------------------------------//
if(duha_t == true){
  if(millis() >= time){

      if(time % 1000 == 0){
        majak(0,1);
      }
      else if(time % 500 == 0){
        majak(1,0);
      }
    
    time += 500;
  }
}
}
void duha(){
  majak_t = false;
  duha_t = true;
}


void majak_vola(){
  majak_t = true;
  duha_t = false;
}


void majak(int cislo,int cislo2){
    for(int i = 0;i<20;i++){
      if(i % 2 == cislo){
        neo.setPixelColor(i,neo.Color(255,0,0));
        neo.show();
      }
      if(i % 2 == cislo2){
        neo.setPixelColor(i,neo.Color(0,0,255));
        neo.show();
      }
    }
}