// Rikky Esa Putra - TL 3A - UAS Essay 2
#define pinLed 23
#define pinLedB 19
#define pinLedK 14
#include <WiFi.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C LCD = LiquidCrystal_I2C(0x27, 16, 2);

#define NTP_SERVER     "pool.ntp.org"
#define UTC_OFFSET     0
#define UTC_OFFSET_DST 0

void spinner() {
  static int8_t counter = 0;
  const char* glyphs = "\xa1\xa5\xdb";
  LCD.setCursor(15, 1);
  LCD.print(glyphs[counter++]);
  if (counter == strlen(glyphs)) {
    counter = 0;
  }
}

void printLocalTime() {
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    LCD.setCursor(0, 1);
    LCD.println("Connection Err");
    return;
  }

  LCD.setCursor(8, 0);
  LCD.println(&timeinfo, "%H:%M:%S");

  LCD.setCursor(0, 1);
  LCD.println(&timeinfo, "%d/%m/%Y   %Z");
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(pinLed, OUTPUT);
  pinMode(pinLedB, OUTPUT);
  pinMode(pinLedK, OUTPUT);

  LCD.init();
  LCD.backlight();
  LCD.setCursor(0, 0);
  LCD.print("Connecting to ");
  LCD.setCursor(0, 1);
  LCD.print("WiFi ");

  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(250);
    spinner();
  }

  Serial.println("");
  Serial.println("WiFi connected");
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  LCD.clear();
  LCD.setCursor(0, 0);
  LCD.println("Online");
  LCD.setCursor(0, 1);
  LCD.println("Updating time...");

  configTime(UTC_OFFSET, UTC_OFFSET_DST, NTP_SERVER);
}



void loop() {
  // put your main code here, to run repeatedly:
    printLocalTime();
  delay(250);
  //---------------------------------
   digitalWrite(pinLedB, HIGH);
  delay(500);
  digitalWrite(pinLedK, LOW);
   delay(500);
     digitalWrite(pinLedB, LOW);
  delay(500);
    digitalWrite(pinLedK, HIGH);
   delay(500);
  Serial.println(" Jam ");
   Serial.println(" Menit ");
    Serial.println(" Detik ");
}