#include <WiFi.h>
#include "time.h"

// NTP server to request time
const char* ntpServer = "pool.ntp.org";
const long gmtOffset_sec = 25200; // GMT+7 = 7 jam => 7 * 60 * 60 = 25200 detik.
const int daylightOffset_sec = 0;

void setup() {
  Serial.begin(9600);
  Serial.print("Connecting to WiFi");

  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(100);
    Serial.print(".");
  }
  Serial.println(" Connected!");

  // Initialize NTP
  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer);
}

void loop() {
  delay(100); // TODO: Build something amazing!

  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Failed to obtain time");
    return;
  }

  // Print GMT+7 time
  char timeStringBuff[50];
  strftime(timeStringBuff, sizeof(timeStringBuff), "%A, %B %d %Y %H:%M:%S", &timeinfo);
  Serial.println(timeStringBuff);

  // Print Unix epoch time in seconds
  time_t now = time(nullptr);
  Serial.print("Epoch time (s): ");
  Serial.println(now);

  delay(10000); // Update time every 10 seconds
}