#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#include <WiFiClientSecure.h>
#include <UniversalTelegramBot.h>

// DHT 11
#define DHTPIN D4 // pin D4
#define DHTTYPE DHT11
DHT dht(DHTPIN, DHTTYPE);

// WiFi
const char *ssid = "CPH1605"; // Nama WiFi Anda
const char *password = "12345678";  // Kata sandi WiFi Anda

// Telegram bot
const char *botToken = "<YOUR_BOT_TOKEN>";  // Ganti dengan token bot Anda
const char *chatID = "<YOUR_CHAT_ID>";      // Ganti dengan ID obrolan Telegram Anda
UniversalTelegramBot bot(botToken, WiFiClientSecure());

// LCD
LiquidCrystal_I2C lcd(0x27, 16, 2); // Alamat I2C LCD: 0x27, 16 kolom, 2 baris

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

  // Menghubungkan ke jaringan WiFi
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.println("Connecting to WiFi..");
  }
  Serial.println("Connected to the WiFi network");

  // Inisialisasi LCD
  lcd.begin(16, 2);
  lcd.print("Suhu dan Kelembaban");

  delay(2000); // Delay 2 detik untuk memberi waktu LCD menampilkan pesan

  Serial.println("Reading temperature and humidity...");
}

void sendTelegramMessage(String message) {
  bot.sendMessage(chatID, message, "");
}

void loop() {
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity();

  // Menampilkan suhu dan kelembaban di Serial Monitor
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.println(" C");

  Serial.print("Humidity: ");
  Serial.print(humidity);
  Serial.println(" %");
  Serial.println("====================");

  // Menampilkan suhu dan kelembaban di LCD
  lcd.clear();
  lcd.setCursor(0, 0);
  lcd.print("Suhu: ");
  lcd.print(temperature);
  lcd.print(" C");

  lcd.setCursor(0, 1);
  lcd.print("Kelembaban: ");
  lcd.print(humidity);
  lcd.print(" %");

  // Kirim pesan ke Telegram
  String message = "Temperature: " + String(temperature) + " C, Humidity: " + String(humidity) + " %";
  sendTelegramMessage(message);

  delay(5000); // Menunggu 5 detik sebelum membaca data lagi
}