//NRF stuff
#include <SPI.h>
#include <RF24.h>
#include <nRF24L01.h>

RF24 radio (7, 8);

const uint16_t address = 0xADB0;
uint64_t datareceive;

//Neopixel stuff
#include <Adafruit_NeoPixel.h>
#ifdef __AVR__
#include <avr/power.h>
#endif
#define NEOPIN 6
#define NUMPIXELS 48
#define NEOSTART 0
Adafruit_NeoPixel pixels(NUMPIXELS, NEOPIN, NEO_GRB + NEO_KHZ800);
byte  neodata[512];

void setup() {
  pinMode(9, OUTPUT);

  //start NRF
  radio.begin();
  radio.openReadingPipe(0, address);
  radio.setPALevel(RF24_PA_LOW);
  radio.setDataRate(RF24_1MBPS);
  radio.setAutoAck(false);
  radio.disableCRC();
  radio.startListening();

  //start Neopixels
#if defined(__AVR_ATtiny85__) && (F_CPU == 16000000)
  clock_prescale_set(clock_div_1);
#endif
  pixels.begin();

}

void loop() {
  //NRF receive
  for (int i = 0; i < 20; i++) { //count packages
    do {
      while (!radio.available()); //wait for NRF
      radio.read(&datareceive, sizeof(datareceive)); //get NRF data
    } while (i != ((datareceive >> 8 * 7) & 0xFF)); //wait for right package ID
    digitalWrite(9, HIGH);
    for (int j = 0; j < 7; j++) { //count bytes
      neodata[7 * i + j] = (datareceive >> 48 - 8 * j) & 0xFF; //bytes to array
      //Serial.print(DMXdata[7 * i + j], HEX); //print data
      //Serial.print(", ");
    }
  }

  pixels.clear(); //clear Neopixels
  for (int i = 0; i < 48; ++i) {
    pixels.setPixelColor(i, pixels.Color(neodata[i * 3 + 0 + NEOSTART], neodata[i * 3 + 1 + NEOSTART], neodata[i * 3 + 2 + NEOSTART])); //write Neopixel data
  }
  pixels.show(); //send Neopixel data

  digitalWrite(9, LOW);
}