#include "FastSPI_LED2.h"

#define NUM_LEDS 16
#define DATA_PIN 6

CRGB leds[NUM_LEDS];
int ledsX[NUM_LEDS][3];
int BOTTOM_INDEX = 0;
int TOP_INDEX = int(NUM_LEDS/2);
int EVENODD = NUM_LEDS%2;

// LED FX VARS
int max_bright = 96;
int idex = 0;
int idx_offset = 0;
int ihue = 0;
static uint8_t startinghue = 0;
int ibright = 0;
int isat = 0;
int bouncedirection = 0;
float tcount = 0.0;
int lcount = 0;

void setup() {
  FastLED.addLeds<WS2811, DATA_PIN, GRB>(leds, NUM_LEDS);
  FastLED.setBrightness(max_bright);
  randomSeed(analogRead(0));
}

void loop() {
  flame(300);
  rainbow_loop(5,30,128);
  int fhue = random(255);
  flicker(fhue,255,300);
  simpleWave(0.03,39,10, fhue);

}
void simpleWave(float rate,int cycles,int wait, int hue) {
   float pos = 0.0;

   for(int x=0; x<(NUM_LEDS*cycles); x++) {
    pos = pos+rate;

    for (int i=0; i<NUM_LEDS;i++) {
      float level = sin(i+pos) * 127 + 128;
      leds[i] = CHSV(hue,255,level);
    }

    FastLED.show();
    delay(wait);
  }
}

void pacman(int reps, int wait) {
  // pacman inspired animation - start yellow, moves towards power-pellet at top

}
void flicker(int thishue, int thissat, int reps) {            //-m9-FLICKER EFFECT
  for (int q = 0; q<=reps; q++) {
    int random_bright = random(0,255);
    int random_delay = random(10,100);
    int random_bool = random(0,random_bright);
    if (random_bool < 10) {
      for(int i = 0 ; i < NUM_LEDS; i++ ) {
        leds[i] = CHSV(thishue, thissat, random_bright);
      }
      FastLED.show();
      delay(random_delay);
    }
  }
}
void rainbow_loop(int istep, int idelay, int reps) {
  for (int q=0;q<reps;q++) {

    ihue = ihue+istep;
    fill_rainbow(&leds[0],NUM_LEDS,ihue);
    FastLED.show();
    delay(idelay);
  }
}
void flame(int reps) {
  for(int q=0; q<reps; q++){
    float hmin = 0.1; float hmax = 45.0;
    float hdif = hmax-hmin;
    int randtemp = random(0,3);
    int rtop = random(10,NUM_LEDS);
    float hinc = (hdif/float(rtop))+randtemp;
    int ihue = hmin;
    fill_solid(&leds[0],NUM_LEDS,CHSV(0,0,0));
    for(int i = 0; i < rtop; i++ ) {
      ihue = ihue + hinc;
      leds[i] = CHSV(ihue, 255, 255);
      leds[rtop].r = 255; leds[rtop].g = 255; leds[rtop].b = 255;

    }
    FastLED.show();
    int idelay = random(20,50);
    delay(idelay);
  }
}

void copy_led_array(){
  for(int i = 0; i < NUM_LEDS; i++ ) {
    ledsX[i][0] = leds[i].r;
    ledsX[i][1] = leds[i].g;
    ledsX[i][2] = leds[i].b;
  }
}