#include "FastLED.h"

#define NUM_LEDS 60  // how many leds in our strip
#define DATA_PIN 6  // neopixel data pin
#define POT_PIN A0 // center pin of pot
#define buttonPin 5 // push me

int buttonState = 0; // was i pushed

//int palette[]={176,113,109,132}; 
int palette[]={252,160}; //police red blue 
int paletteCt = (sizeof(palette) / sizeof(palette[0])); // how big is our palette
int sintemp = random(250); // random seeds for various wave generators
int costemp = random(250);
int tritemp = random(250);
int cubictemp = random(250);
int quadtemp = random(250);
int sintemp1 = random(250);
int sintemp2 = random(250);
int sintemp3 = random(250);
int accel1 = 0; // how much do we add to car 1's progress
int accel2 = 0; // and dont forget car 2
int tail = 15; // threshhold for our heroes to slow their approach


CRGB leds[NUM_LEDS]; // Define the array of leds

void setup() { 
      FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS); // are there any donuts? I'm starving
      FastLED.clear(); 
      FastLED.show();
      Serial.begin(9600);
      pinMode(buttonPin, INPUT);
      pinMode(A0, INPUT);
      randomSeed(analogRead(A0)); 
      Serial.println(random(256));
}

void loop() {
int getaway = random(0,3); // how fast is our getaway 
buttonState = digitalRead(buttonPin); // read the button

if(buttonState==HIGH){
  sintemp1 = random(250); //reset random seeds
  sintemp2 = random(250);
  sintemp3 = random(250);
  Serial.println("i was pushed");
}

//if(buttonState==HIGH) palette[paletteCt-2] = potmap();
//palette[paletteCt-1] = potmap();

if (sintemp1 - sintemp3 < tail) accel1 = random(0,2); // [cop1] we are getting close slow down
if (sintemp1 - sintemp3 > tail) accel1 = random(0,3); //[cop1]  were did he go?

if (sintemp2 - sintemp3 < tail) accel2 = random(0,2);// [cop2] we are getting close slow down
if (sintemp2 - sintemp3 > tail) accel2 = random(0,3);// [cop2]  Again?


if(sintemp1 == (sintemp3 -4)) accel1 = random(0,1); // [cop1] I'm in position
if(sintemp2 == (sintemp3 -8)) accel2 = random(0,1);// [cop2] I'm in position

if(sintemp1 == sintemp2) sintemp3 += getaway; // I got him first

sintemp1 += accel1; // how much faster should I go?
sintemp2 += accel2; // as fast as your heart will take you

int cop1 = map(fastsin1(),0,254,0,NUM_LEDS-1); // what the hell does this guy think he is doing?
int cop2 = map(fastsin2(),0,254,0,NUM_LEDS-1); // none shall pass!
int car3 = map(fastsin3(),0,254,0,NUM_LEDS-1); // oh yeah, swipe right!

leds[cop1]=CHSV(palette[random(paletteCt)],255,random(10,120));  // Officer John Baker
leds[cop2]=CHSV(palette[random(paletteCt)],255,random(10,120)); //  Officer Frank Poncherello
//leds[car3]=CHSV(palette[random(paletteCt)],128,random(80,100)); // Officer Farva
//leds[car3]=CHSV(random(255),255,random(80,100)); // Pussy Wagon 
leds[car3]=CHSV(0,0,random(80,100)); // average everyday citizen

//Serial.print(palette[0]);
//Serial.print(" ");
//Serial.println(palette[1]);

FastLED.show();
FastLED.clear();

delay(10);

}

// Here Be Dragons // 

int fastsin1(){ 
    int exportvar = sin8(sintemp1);
    sintemp1++;
    if (sintemp1 >= 255) sintemp1 = 0;
    return exportvar;
}

int fastsin2(){
    int exportvar = sin8(sintemp2);
    sintemp2++;
    if (sintemp2 >= 255) sintemp2 = 0;
    return exportvar;
}

int fastsin3(){
    int exportvar = sin8(sintemp3);
    sintemp3++;
    if (sintemp3 >= 255) sintemp3 = 0;
    return exportvar;
}


int fastsin(){
    int exportvar = sin8(sintemp);
    sintemp++;
    if (sintemp >= 255) sintemp = 0;
    return exportvar;
}

int fasttri(){
    int exportvar = triwave8(tritemp);
    tritemp++;
    if (tritemp >= 255) tritemp = 0;
    return exportvar;
}

int fastquad(){
    int exportvar = quadwave8(quadtemp);
    quadtemp++;
    if (quadtemp >= 255) quadtemp = 0;
    return exportvar;
}

int fastcubic(){
    int exportvar = cubicwave8(cubictemp);
    cubictemp++;
    if (cubictemp >= 255) cubictemp = 0;
    return exportvar;
}

int fastcosin(){
    int exportvar = cos8(costemp);
    costemp++;
    if (costemp >= 255) costemp = 0;
    return exportvar;
}

 int potmap(){ //  map analog sensor 0-255
  int sensorValue = analogRead(POT_PIN);
  sensorValue = map(sensorValue,0,1023,0,255);
  return sensorValue;
}

 int npotmap(){  // map analog sensor 255-0
  int sensorValue = analogRead(POT_PIN);
  sensorValue = map(sensorValue,0,1023,255,0);
  return sensorValue;
}

unsigned int potmap2(unsigned int range){ // map analog sensor 0- custom value
  unsigned int sensorValue = analogRead(POT_PIN);
  sensorValue = map(sensorValue,0,1023,0,range);
  return sensorValue;
}