#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <WiFi.h>
#include <NTPClient.h>
#include <WiFiUdp.h>

#define OLED_RESET     -1
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);

const char* ssid = "Wifi.id";
const char* password = "gaharu31";

WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP, "pool.ntp.org");

const int buttonPin1 = 13;  // the number of the pushbutton pin
const int buttonPin2 = 14;  // the number of the pushbutton pin
const int ledPin = 4;      // the number of the LED pin

boolean state1 = 0;
boolean state2 = 0;
int alarmHour = 0;
int alarmMinute = 0;

void setup() {
  Serial.begin(9600);
  pinMode(buttonPin1, INPUT_PULLUP);
  pinMode(buttonPin2, INPUT_PULLUP);
  pinMode(ledPin, OUTPUT);
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  display.clearDisplay();
  display.setTextColor(SSD1306_WHITE);
  display.setTextSize(2);
  display.setCursor(0, 0);
  display.println("Connecting to WiFi...");
  display.display();
  //WiFi.begin(ssid, password);
  WiFi.begin("Wokwi-GUEST", "", 6);
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
  }
  timeClient.begin();
  display.clearDisplay();
  display.setCursor(0, 0);
  display.println("WiFi connected!");
  display.println("IP address: " + WiFi.localIP().toString());
  display.display();
  delay(2000);
}

void loop() {
  timeClient.update();
  display.clearDisplay();
  display.setCursor(0, 0);
  display.println("Time:");
  display.setTextSize(3);
  display.setCursor(0, 20);
  display.print(timeClient.getFormattedTime());
  display.setTextSize(1);
  display.setCursor(0, 50);
  display.display();
  delay(1000);

  state1 = digitalRead(buttonPin1);
  state2 = digitalRead(buttonPin2);

  if (state1 == LOW) {
    alarmHour++;
    delay(250);
  }

  if (state2 == LOW) {
    alarmMinute++;
    delay(250);
  }

  if (alarmHour >= 24) {
    alarmHour = 0;
  }

  if (alarmMinute >= 60) {
    alarmMinute = 0;
  }

  if (timeClient.getHours() == alarmHour && timeClient.getMinutes() == alarmMinute) {
    digitalWrite(ledPin, HIGH);
  } else {
    digitalWrite(ledPin, LOW);
  }
}