// 228
// นาย อาทิตย์ สายหล้า
// กดPushbutton และ NeoPixel Ring จะสว่าง
// แสดงวันเดือนปีขึ้นจอ LCD
#include "RTClib.h"
#include <LiquidCrystal_I2C.h>
#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Adafruit_NeoPixel.h>
#include "EasyButton.h"
#include "led.h"


#define I2C_ADDR 0X27
#define LCD_COLUMNS 16
#define LCD_LINES  2
#define NUM_LEDS  18
#define LED_PIN   3
#define BUTTON_GREEN 2

LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

Adafruit_SSD1306 display(128, 64, &Wire, 4);

Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUM_LEDS, LED_PIN, NEO_GRB);

EasyButton button(BUTTON_GREEN);

uint32_t color = strip.Color(75, 250, 100); 

RTC_DS1307 rtc;
String dow[7] = {"Sun","Mon","Tue","Wed","Thu","Fri","Sat"};

void onPressed(){
  for(int i=33; i>0; i--) 
    strip.setPixelColor(i-6, color);    
    strip.show();
    delay(40);
}  


void setup() {
  Serial.begin(115200);
  rtc.begin();
  lcd.begin(20, 4);
  lcd.backlight();

  strip.begin();
  strip.show();           
  strip.setBrightness(1000);
  
  button.begin();
  button.onPressed(onPressed);

}

void loop() {
  DateTime now = rtc.now();
  int dd = now.day();
  int mm = now.month();
  int yy = now.year();
  int hr = now.hour();
  int mn = now.minute();
  int sc = now.second();
  String dw = dow[now.dayOfTheWeek()];
  char buff[11];
  String d, t;
  sprintf(buff, "%02d/%02d/%d", dd, mm, yy);
  d = String(buff);
  sprintf(buff, "%02d:%02d:%02d", hr, mn, sc);
  t = String(buff); 
  

  lcd.setCursor(0,0); 
  lcd.print(d);
  lcd.setCursor(0,1); 
  lcd.print(t);

   button.read();
}