// use the FastLED library (someone's pre-written code)
#include <FastLED.h>

// set how many LEDs there are and the data pin.
const int numLeds = 30;
const int ledStripPin = 6;

// this creates an array to reference our LEDs
CRGB leds[numLeds];

void setup() {
  // tells the FastLED code e.g. what LEDs we are using, the data pin
  FastLED.addLeds<NEOPIXEL, ledStripPin>(leds, numLeds);

  // limit the strip's draw to 400mA at 5v
  FastLED.setMaxPowerInVoltsAndMilliamps(5, 400);

  // turns the brightness down (so my eyes don't hurt)
  FastLED.setBrightness(8);
  pinMode(2, INPUT_PULLUP);

}
void loop() {
  if (digitalRead(2) == LOW) {

    rainbowRow();
    delay(0);
    orangeFlash();
    delay(0);
    redFlash();
    delay(0);
    yellowFlash();
    delay(0);
    twoFlash();
    delay(0);
    wholeFlash();
    delay(0);
  
    
  
     
  }
}
  
  void rainbowRow(){
   for (int light=0; light<10; light++) {
    leds[light] = CRGB::Blue;
    leds[10+light] = CRGB::Aqua;
    leds[20+light]= CRGB::LightCyan;
    FastLED.show();
      delay(33);
   }
   

for (int light=0; light<10; light++){
    leds[light] = CRGB::Black;
    leds[10+light]=CRGB::Black;
    leds[20+light] = CRGB::Black;
   
  }
   FastLED.show();
    delay(0);
  }
  
void orangeFlash() {
  for(int run =0 ; run<9; run++){
  int randomNumber = random(0, 30);
  leds[randomNumber] = CRGB::Orange; 
 FastLED.show();
  delay(150); 
  leds[randomNumber] = CRGB::Black;
   FastLED.show();
  delay(50); 
  //copy paste code 5 times or until 6 seconds worth of flashing ig
}
}
void redFlash() {
  for(int run =0 ; run<12; run++){
  int randomNumber = random(0, 30);
  leds[randomNumber] = CRGB::Red;
 FastLED.show();
  delay(150); 
  leds[randomNumber] = CRGB::Black;
   FastLED.show();
  delay(50); 
  //copy paste code 5 times or until 6 seconds worth of flashing ig
}
}
void yellowFlash(){
for (int run = 0 ; run<19; run++){
 int randomNumber = random(0, 30);
  leds[randomNumber] = CRGB::Gold;
 FastLED.show();
  delay(150); 
  leds[randomNumber] = CRGB::Black;
   FastLED.show();
  delay(50); 
  //copy paste code 5 times or until 6 seconds worth of flashing ig

}
}
void twoFlash(){
for (int light = 0 ; light<19; light+=2){
  leds[light] = CRGB::Salmon;
 FastLED.show();
  delay(250); 
  leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
  leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
 delay(75);
 leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
//start short two quavers
  leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
  //end short
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(25);
leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(25);
}
}
void wholeFlash(){
for (int light = 0 ; light<30; light++){
  leds[light] = CRGB::Salmon;
 FastLED.show();
  delay(250); 
  leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
  leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
 delay(75);
 leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
  leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(10);
leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(25);
leds[light] = CRGB::DarkRed;
  leds[light+1] = CRGB::DarkRed;
 FastLED.show();
  delay(400); 
leds[light] = CRGB::Black;
leds[light+1] = CRGB::Black;
FastLED.show();
delay(25);
}
}