#include <Wire.h>
#include <RTClib.h>
#include <Adafruit_NeoPixel.h>

#define PIN 2
#define PIXEL 60

Adafruit_NeoPixel strip = Adafruit_NeoPixel(PIXEL, PIN, NEO_GRB + NEO_KHZ800);

RTC_DS1307 RTC; // Establish clock object
DateTime Clock; // Holds current clock time

byte hourval, minuteval, secondval;

void setup() {
  //Serial.begin(9600);
  Wire.begin(); // Begin I2C
  RTC.begin();  // begin clock

  if (!RTC.isrunning()) {
    //	Serial.println("RTC is NOT running!");
    // following line sets the RTC to the date
    //& time this sketch was compiled
  }

  // RTC.adjust(DateTime(__DATE__, __TIME__));
  strip.begin();
  strip.show(); // Initialize all pixels to 'off'
  strip.setBrightness(255);
}

void loop() {
  Clock = RTC.now(); // get the RTC time

  secondval = Clock.second(); // get seconds
  minuteval = Clock.minute(); // get minutes
  hourval = Clock.hour();    	// get hours

  // This clock is 12 hour, if 13-23, convert to 0-11
  if (hourval > 11)
    hourval -= 12;
  hourval = (hourval * 60 + minuteval) / 12;

  strip.setPixelColor(hourval, 0x008080);
  // strip.setPixelColor(hourval - 1, 0x004040);
  // strip.setPixelColor(hourval + 1, 0x004040);
  // strip.setPixelColor(hourval-2, 0x001010);
  // strip.setPixelColor(hourval+2, 0x001010);
  strip.setPixelColor(minuteval, 0x800080);
  // strip.setPixelColor(minuteval-1, 0x200020)
  // strip.setPixelColor(minuteval+1, 0x200020);
  strip.setPixelColor(secondval, 0x808000);
  // strip.setPixelColor(secondval-1, 0x002F00);
  // strip.setPixelColor(secondval+1, 0x002F00);
  strip.show();

  strip.setPixelColor(hourval, 0x000000);
  strip.setPixelColor(hourval - 1, 0x000000);
  strip.setPixelColor(hourval + 1, 0x000000);
  strip.setPixelColor(hourval - 2, 0x000000);
  strip.setPixelColor(hourval + 2, 0x000000);
  strip.setPixelColor(minuteval, 0x000000);
  strip.setPixelColor(minuteval - 1, 0x000000);
  strip.setPixelColor(minuteval + 1, 0x000000);
  strip.setPixelColor(secondval, 0x000000);
  //strip.setPixelColor(secondval-1, 0x000000);
  // strip.setPixelColor(secondval+1, 0x000000);

  delay(100);
/*
  Serial.print(hourval, DEC);
  Serial.print(':');
  Serial.print(minuteval, DEC);
  Serial.print(':');
  Serial.println(secondval, DEC);
*/
}