//XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
// THIS IS THE GROUPS THAT I WANT TO BE SET. SAY RAILA AND RAILB ARE GOING TO BE SET TO THE SAME HUE. THEN I WANT TO SET A DEFAULT // HUE FOR THE CAPS. SO WHEN I TURN THE POT, IT STARTS AT A DIFFERENT POINT IN THE SPECTRUM.

#include "FastLED.h"
#define DATA_PIN 5
#define Color_ORDER GRB
#define LED_TYPE WS2812B
#define NUM_LEDS 51
//default brightness
uint8_t max_bright = 255;
CRGB leds[NUM_LEDS];

//amount of leds in each group
#define NUM_RAILA 24
#define NUM_RAILB 21
#define NUM_CAPS 6
//pixel index naming and adding individual pixels to the custom group
uint8_t raila[NUM_RAILA] = {0,1,2,7,8,9,14,15,16,20,21,22,27,28,29,34,35,36,41,42,43,48,49,50 };
uint8_t railb[NUM_RAILB] = {4,5,6,10,11,12,17,18,19,24,25,26,31,32,33,38,39,40,45,46,47 };
uint8_t caps[NUM_CAPS] = {3,13,23,30,37,44 };


 void setup() {
FastLED.addLeds<NEOPIXEL, DATA_PIN>(leds, NUM_LEDS);
FastLED.setBrightness(max_bright);
 }
 // THIS IS JUST THE LAST COLOR THE GROUPS WERE SET TO. I WANT THEM TO BE HSV NOT CRGB
void loop ()
{
  //sets a color to the individual raila sections
for (int i = 0; i < NUM_RAILA; i++)
leds[raila[i]] = CRGB(255,89,0);

//sets a color to the individual railb sections
for (int i = 0; i < NUM_RAILB; i++)
leds[railb[i]] = CRGB::Yellow;

//sets a color to the caps
for (int i = 0; i < NUM_CAPS; i++)
leds[caps[i]] = CRGB::Red;




 FastLED.show();
}
//XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
// THIS IS THE POTENTIOMETER SKETCH THAT MARK MILLER POSTED ON HIS GITHUB PAGE. IM TRYING TO WORK THIS IN WITH MY GROUP PROJECT,
// BUT I AM NOT A PROGRAMMER. I DONT KNOW WHAT IS NEEDED TO SET A HUE TO BE DIFFERENT DEFAULTS THAN THE OTHERS

//===============================================================
// hue_and_brightness_example.ino
//
// Example setup for using two potentiometers to control hue and
// brightness with FastLED.
//
// Every time the function checkKnobs() is called it will read
// the current value of both potentiometers and map those values
// to a hue and master brightness for FastLED.
//===============================================================

#include "FastLED.h"
#define LED_TYPE WS2812B
#define DATA_PIN 13
#define NUM_LEDS 51
#define MASTER_BRIGHTNESS 255  // Set the master brigtness value [should be greater then min_brightness value].
uint8_t min_brightness = 10;   // Set a minimum brightness level.
uint8_t brightness;            // Mapped master brightness based on potentiometer reading.
CRGB leds[NUM_LEDS];

int potPinA = A1;   // Pin for potentiometer A (for hue)
int potPinB = A0;   // Pin for potentiometer B (for brightness)
int potValA;        // Variable to store potentiometer A value (for hue)
int potValB;        // Variable to store potentiometer B value (for brightness)
uint8_t hue;        // Hue color (0-255)


//---------------------------------------------------------------
void setup() {
  delay(500);  // Power-up delay
  //Serial.begin(115200);  // Allows serial monitor output (check baud rate)
  FastLED.addLeds<LED_TYPE,DATA_PIN>(leds, NUM_LEDS).setCorrection(TypicalLEDStrip);
  FastLED.setBrightness(MASTER_BRIGHTNESS);  // Initially set the max brightness.  Will continuously update it later.
  pinMode(potPinA, INPUT);  // Set pin as an input.
  pinMode(potPinB, INPUT);  // Set pin as an input.
}


//---------------------------------------------------------------
void loop() {
  checkKnobs();  // Call function to check knob positions.

  for (int i = 0; i < NUM_LEDS; i++) {
    leds[i] = CHSV(hue, 255, 255);  // hue comes from pot A, and brightness value is scaled based on pot B.
  }
  FastLED.show();
}


//===============================================================
void checkKnobs(){
  potValA = analogRead(potPinA);  // Read potentiometer A (for hue).
  //potValA = map(potValA, 1023, 0, 0, 1023);  // Reverse reading if potentiometer is wired backwards.
  hue = map(potValA, 0, 1023, 0, 255);  // map(value, fromLow, fromHigh, toLow, toHigh)

  potValB = analogRead(potPinB);  // Read potentiometer B (for brightness).
  brightness = map(potValB, 0, 1023, min_brightness, MASTER_BRIGHTNESS);
      // Map value between min_brightness and MASTER brightness values.
      // Note: We are limiting the lowest possible brightness value to the
      // min_brightness value assigned up top.
  FastLED.setBrightness(brightness);  // Set master brightness based on potentiometer position.

  //Serial.print("  pot A: "); Serial.print(potValA); Serial.print("    hue: "); Serial.print(hue);
  //Serial.print("    pot B: "); Serial.print(potValB); Serial.print("    brightness: "); Serial.println(brightness);
}


//---------------------------------------------------------------