#include "Button.h"
#include "TM1637Display.h"

#include "virtuabotixRTC.h"    

#define RTC_RST 12
#define RTC_DAT 11
#define RTC_CLK 10

// Module connection pins (Digital Pins)
#define SEG_DIO 9
#define SEG_CLK 8

#define HORAS_BTN A0
#define MIN_BTN   A1

// The amount of time (in milliseconds) between tests
#define TEST_DELAY   2000

TM1637Display display(SEG_CLK, SEG_DIO);

// Creation of the Real Time Clock Object
virtuabotixRTC myRTC(RTC_CLK, RTC_DAT, RTC_RST);

Button hourButton(HORAS_BTN);
Button minuteButton(MIN_BTN);

long lastStateChange = 0;
// macro version

#define DEC2BCD(dec) (((dec / 10) << 4) + (dec % 10))
#define BCD2DEC(bcd) ((bcd / 16 * 10) + (bcd % 16))

void setup()
{
  Serial.begin(9600);

  // Set the current date, and time in the following format:
// seconds, minutes, hours, day of the week, day of the month, month, year
  myRTC.setDS1302Time(00, 59, 23, 6, 10, 1, 2014);

  
  hourButton.begin();
  hourButton.set_repeat(500, 200);

  minuteButton.begin();
  minuteButton.set_repeat(500, 200);

  display.setBrightness(0x04);

}

void loop()
{
  int k;
  uint8_t data[] = { 0xff, 0xff, 0xff, 0xff };
 
  uint8_t hour_before;
  uint8_t minute_before;

  display.setBrightness(0x04);

  // All segments on
  display.setSegments(data);
  delay(TEST_DELAY);

  // Selectively set different digits
  data[0] = display.encodeDigit(10);
  data[1] = display.encodeDigit(7);
  data[2] = display.encodeDigit(6);
  data[3] = display.encodeDigit(5);
  display.setSegments(data);
  delay(TEST_DELAY);

 // This allows for the update of variables for time or accessing the individual elements.                //|
  myRTC.updateTime();                                                                                    //| 
                                                                                                         //| 
// Start printing elements as individuals    
  if((hour_before != myRTC.hours) || (minute_before != myRTC.minutes)){
    hour_before = myRTC.hours;
    minute_before = myRTC.minutes;
    Serial.print(myRTC.hours);                                                                             //| 
    Serial.print(":");                                                                                     //| 
    Serial.println(myRTC.minutes);                                                                           //| 
                                                                         //| 
  }
  
  if (hourButton.pressed()) {
    Serial.println("press hour");   
    lastStateChange = millis();
  }
  if (minuteButton.pressed()) {
    Serial.println("press minute");   
    lastStateChange = millis();
  }

  Serial.println(DEC2BCD(18));  
  Serial.println(BCD2DEC(myRTC.hours));  
  
}