#include <DHT22.h>
#include <Wire.h>
#include <Adafruit_SSD1306.h>

#define DHTPIN 23
#define PIRPIN 13
#define RELAYPIN 15
#define BUTTONPIN 18
#define REDPIN 32
#define GREENPIN 33
#define BLUEPIN 25

DHT22 dht22(DHTPIN);
Adafruit_SSD1306 display(128, 64, &Wire, -1);

void setup() {
  // Inisialisasi pin
  pinMode(PIRPIN, INPUT);
  pinMode(RELAYPIN, OUTPUT);
  pinMode(BUTTONPIN, INPUT_PULLUP);
  pinMode(REDPIN, OUTPUT);
  pinMode(GREENPIN, OUTPUT);
  pinMode(BLUEPIN, OUTPUT);
  
  // Mulai sensor dan display
  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);
}

void loop() {
  // Baca suhu dan kelembaban
  float temperature = dht22.getTemperature();
  float humidity = dht22.getHumidity();

  // Tampilkan pada OLED
  display.clearDisplay();
  display.setCursor(0, 0);
  display.print("Temp: ");
  display.print(temperature);
  display.print(" C");
  display.setCursor(0, 10);
  display.print("Humidity: ");
  display.print(humidity);
  display.print(" %");
  display.display();

  // Kontrol relay berdasarkan suhu atau deteksi gerakan
  if (digitalRead(PIRPIN) == HIGH || temperature > 30) {
    digitalWrite(RELAYPIN, HIGH);
  } else {
    digitalWrite(RELAYPIN, LOW);
  }

  // LED warna indikator
  if (temperature > 30) {
    digitalWrite(REDPIN, HIGH);
    digitalWrite(GREENPIN, LOW);
    digitalWrite(BLUEPIN, LOW);
  } else {
    digitalWrite(REDPIN, LOW);
    digitalWrite(GREENPIN, HIGH);
    digitalWrite(BLUEPIN, LOW);
  }

  delay(2000);
}