#include <DHT.h>
#include <LiquidCrystal_I2C.h>
#include <LiquidCrystal.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>

#define DHT_PIN 12
#define DHT_TYPE DHT22
#define BUZZER_PIN 7
#define LED_BIRU  13
#define LED_KUNING 4
#define LED_MERAH 2

DHT dht(DHT_PIN, DHT_TYPE);
LiquidCrystal_I2C lcd1(0x27, 16, 2); // First LCD (I2C)
LiquidCrystal lcd2(12, 11, 10, 9, 8, 7); // Second LCD (Parallel)
Adafruit_SSD1306 display(128, 64, &Wire, -1);

void setup() {
  lcd1.init();
  lcd1.backlight();
  lcd1.print("Suhu: ");
  lcd1.setCursor(0, 1);
  lcd1.print("Celcius");

  lcd2.begin(16, 2);
  lcd2.print("Temperature: ");
  lcd2.setCursor(0, 1);
  lcd2.print("C");

  pinMode(BUZZER_PIN, OUTPUT);
  pinMode(LED_BIRU, OUTPUT);
  pinMode(LED_KUNING, OUTPUT);
  pinMode(LED_MERAH, OUTPUT);

  dht.begin();
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
  display.clearDisplay();
  display.setTextColor(SSD1306_WHITE);
  display.setTextSize(1);
  display.setCursor(0, 0);
  display.print("Temperature: ");
  display.display();
}

void loop() {
  noTone(BUZZER_PIN);
  digitalWrite(LED_BIRU, LOW);
  digitalWrite(LED_KUNING, LOW);
  digitalWrite(LED_MERAH, LOW);

  float temperature = dht.readTemperature();

  lcd1.setCursor(6, 0);
  lcd1.print(temperature, 1);

  lcd2.setCursor(13, 1);
  lcd2.print(temperature, 1);

  display.clearDisplay();
  display.setCursor(0, 0);
  display.print("Temperature: ");
  display.setCursor(0, 20);
  display.print(temperature, 1);
  display.print(" C");

  if (temperature < 29) {
    digitalWrite(LED_BIRU, HIGH);
    display.setCursor(0, 30);
    display.print("Temperature low");
  }
  else if (temperature >= 29 && temperature <= 35) {
    digitalWrite(LED_KUNING, HIGH);
    display.setCursor(0, 30);
    display.print("Temperature optimal");
  }
  else if (temperature > 35) {
    tone(BUZZER_PIN, 500);
    digitalWrite(LED_MERAH, HIGH);
    display.setCursor(0, 30);
    display.print("Temperature high!");
  }

  display.display();
  delay(1000);
}