#include "FastLED.h"
#include <EEPROM.h>
#define NUM_LEDS 32
CRGB leds[NUM_LEDS];
#define PIN 6

#define BUTTON 2

void setup()
{
  FastLED.addLeds<WS2812B, PIN, GRB>(leds, NUM_LEDS).setCorrection( TypicalLEDStrip );
}

// Apply LED color changes
void showStrip() {

  // FastLED
  FastLED.show();
}

// Set a LED color (not yet visible)
void setPixel(int Pixel, byte red, byte green, byte blue) {
  // FastLED
  leds[Pixel].r = red;
  leds[Pixel].g = green;
  leds[Pixel].b = blue;
}



void RunningLights(byte red, byte green, byte blue, int Wavelength, int WaveDelay) {
  int Position = 0;
  float angle = (float)2 * PI / Wavelength ;

  for (int i = 0; i < NUM_LEDS; i++)
  {
    Position++; // = 0; //Position + Rate;
    for (int i = 0; i < NUM_LEDS; i++) {
      // sine wave, 3 offset waves make a rainbow!
      //float level = sin(i+Position) * 127 + 128;
      //setPixel(i,level,0,0);
      //float level = sin(i+Position) * 127 + 128;
      setPixel(i, ((sin(i * angle + Position) * 127 + 128) / 255)*red,
               ((sin(i * angle + Position) * 127 + 128) / 255)*green,
               ((sin(i * angle + Position) * 127 + 128) / 255)*blue);
    }

    showStrip();
    delay(WaveDelay);
  }
}

// *** REPLACE FROM HERE ***
void loop() {
  // Running Lights - Color (red, green, blue), wave dealy
  RunningLights(0xff, 0x00, 0x00, 32, 200); // red
  RunningLights(0xff, 0x00, 0x00, 16, 100); // white
  RunningLights(0xff, 0x00, 0x00, 8, 50); // blue
}