#include "SPI.h"
#include "Adafruit_GFX.h"
#include "Adafruit_ILI9341.h"
#include "RTClib.h"
#define TFT_DC 9
#define TFT_CS 10
#define TFT_RST 8
Adafruit_ILI9341 tft = Adafruit_ILI9341(TFT_CS, TFT_DC);
RTC_DS1307 rtc;
String Hour;
String Minute;
String Second;
String RealHour;
String RealMinute;
String RealSecond;
int8_t goodNumbers[17] {0, 2, 4, 8, 11, 14, 18, 19, 20, 21, 22, 24, 36, 42, 44, 49, 56};
bool isBlink;
void setup() {
  // put your setup code here, to run once:
  tft.begin();
  rtc.begin();
  tft.setRotation(1);
  isBlink = true;
  tft.setTextSize(6);
  tft.setTextColor(ILI9341_PINK);
  tft.println("I <3 YOU");
  DateTime now = rtc.now();

  if (int8_t(now.second()) < 10) {
    Second = "0" + String(now.second());
  }
  else {
    Second = String(now.second());
  }
  tft.setCursor(200, 90);
  tft.setTextColor(ILI9341_GREEN);
  tft.println(Second);

  if (int8_t(now.minute()) < 10) {
    Minute = "0" + String(now.minute());
  }
  else {
    Minute = String(now.minute());
  }
  tft.setCursor(100, 90);
  tft.setTextColor(ILI9341_GREEN);
  tft.println(Minute);

  if (int8_t(now.hour()) < 10) {
    Hour = "0" + String(now.hour());
  }
  else {
    Hour = String(now.hour());
  }
  tft.setCursor(0, 90);
  tft.setTextColor(ILI9341_GREEN);
  tft.println(Hour);
}

void loop() {
  DateTime now = rtc.now();
  if (isBlink)
  {
    tft.setTextColor(ILI9341_GREEN);
    tft.setCursor(167, 90);
    tft.println(":");
    tft.setCursor(67, 90);
    tft.println(":");
    tft.setCursor(0, 10);
    isBlink = false;
  }
  else {
    tft.setTextColor(ILI9341_BLACK);
    tft.setCursor(167, 90);
    tft.println(":");
    tft.setCursor(67, 90);
    tft.println(":");
    tft.setCursor(0, 10);
    isBlink = true;
  }
  if (RealSecond != String(now.second()))
  {
    for (int i = 0; i < 17; i++)
    {
      if (now.second() == goodNumbers[i])
      {
        //Reset the seconds
        tft.setCursor(200, 90);
        tft.setTextColor(ILI9341_BLACK);
        tft.println(Second);
        //Leading Zeros
        if (int8_t(now.second()) < 10) {
          Second = "0" + String(now.second());
        }
        else {
          Second = String(now.second());
        }
        tft.setCursor(200, 90);
        tft.setTextColor(ILI9341_GREEN);
        tft.println(Second);
      }
    }
  }

  if (RealMinute != String(now.minute()))
  {
    //Reset the seconds
    tft.setCursor(100, 90);
    tft.setTextColor(ILI9341_BLACK);
    tft.println(Minute);
    //Leading Zeros
    if (int8_t(now.minute()) < 10) {
      Minute = "0" + String(now.minute());
    }
    else {
      Minute = String(now.minute());
    }
    tft.setCursor(100, 90);
    tft.setTextColor(ILI9341_GREEN);
    tft.println(Minute);

  }
  if (RealHour != String(now.hour()))
  {
    //Reset the hours
    tft.setCursor(0, 90);
    tft.setTextColor(ILI9341_BLACK);
    tft.println(Hour);
    //Leading Zeros
    if (int8_t(now.hour()) < 10) {
      Hour = "0" + String(now.hour());
    }
    else {
      Hour = String(now.hour());
    }
    tft.setCursor(0, 90);
    tft.setTextColor(ILI9341_GREEN);
    tft.println(Hour);
  }
  RealHour = now.hour();
  RealMinute = now.minute();
  RealSecond = now.second();
  delay(1000);
}