#include <WiFi.h>
#include <Wire.h>
#define SPEAKER_PIN 2

#define NTP_SERVER     "pool.ntp.org"
#define UTC_OFFSET     0
#define UTC_OFFSET_DST 7*60*60

unsigned char JamAlarm, MenitAlarm, DetikAlarm;
unsigned char JamNow, MenitNow, DetikNow;

void printLocalTime() {
  struct tm timeinfo;
  if (!getLocalTime(&timeinfo)) {
    Serial.println("Connection Err");
    return;
  }
  Serial.println(&timeinfo, "%H:%M:%S");
  Serial.println(&timeinfo, "%d/%m/%Y   %Z");

  // Update current time variables
  JamNow = timeinfo.tm_hour;
  MenitNow = timeinfo.tm_min;
  DetikNow = timeinfo.tm_sec;

  Serial.print("Jam= ");
  Serial.print(JamNow); Serial.print(":");
  Serial.print(MenitNow); Serial.print(":");
  Serial.println(DetikNow);
}

void setup() {
  Serial.begin(115200);
  Serial.print("WiFi ");

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

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

  Serial.println("Updating time...");

  configTime(UTC_OFFSET, UTC_OFFSET_DST, NTP_SERVER);

  JamAlarm = 8;
  MenitAlarm = 5;
  DetikAlarm = 10;

  /// alarm sound
  // Play a Wah-Wah-Wah-Wah sound (these notes are just examples)
  tone(SPEAKER_PIN, 622); // NOTE_DS5
  delay(300);
  tone(SPEAKER_PIN, 587); // NOTE_D5
  delay(300);
  tone(SPEAKER_PIN, 554); // NOTE_CS5
  delay(300);
  for (byte i = 0; i < 10; i++) {
    for (int pitch = -10; pitch <= 10; pitch++) {
      tone(SPEAKER_PIN, 523 + pitch); // NOTE_C5 + pitch
      delay(5);
    }
  }
  noTone(SPEAKER_PIN);
}

void loop() {
  printLocalTime();
  delay(3000);
  Serial.println("Alarm:          ");
  delay(250);
}