#include <Wire.h>
#include <RTClib.h>
#include <WiFi.h>
#include <WebServer.h>
#include <LiquidCrystal_I2C.h>

RTC_DS1307 rtc;
WebServer server(80);

const char* ssid = "Wokwi-GUEST";
const char* password = " ";

LiquidCrystal_I2C lcd(0x27, 16, 2);

// Define I2C pins for ESP32
#define SDA_PIN 21
#define SCL_PIN 22

void setup() {
    Serial.begin(115200);

    // Initialize I2C
    Wire.begin(SDA_PIN, SCL_PIN);

    if (!rtc.begin()) {
        Serial.println("Couldn't find RTC");
        while (1);
    }

    if (!rtc.isrunning()) {
        Serial.println("RTC is NOT running, let's set the time!");
        rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
    }

    WiFi.begin(ssid, password);

    while (WiFi.status() != WL_CONNECTED) {
        delay(500);
        Serial.println("Waiting to Connect...");
    }

    server.on("/", handle_index);
    server.begin();

    lcd.begin(16, 2);
    lcd.backlight();
}

void loop() {
    server.handleClient();

    DateTime now = rtc.now();

    Serial.print("Date: ");
    Serial.print(now.year(), DEC);
    Serial.print('/');
    Serial.print(now.month(), DEC);
    Serial.print('/');
    Serial.println(now.day(), DEC);

    Serial.print("Time: ");
    Serial.print(now.hour(), DEC);
    Serial.print(':');
    Serial.print(now.minute(), DEC);
    Serial.print(':');
    Serial.println(now.second(), DEC);

    lcd.setCursor(0, 0);
    lcd.print("Date: ");
    lcd.print(now.year(), DEC);
    lcd.print('/');
    lcd.print(now.month(), DEC);
    lcd.print('/');
    lcd.print(now.day(), DEC);

    lcd.setCursor(0, 1);
    lcd.print("Time: ");
    lcd.print(now.hour(), DEC);
    lcd.print(':');
    lcd.print(now.minute(), DEC);
    lcd.print(':');
    lcd.print(now.second(), DEC);

    delay(1000);
}

void handle_index() {
    // Implement your web server response here
}