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

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

DHT dht (4, DHT22);

int pinled_red = 12;
int pinled_blue = 25;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  pinMode(pinled_red, OUTPUT);
  pinMode(pinled_blue, OUTPUT);
  if(!oled.begin(SSD1306_SWITCHCAPVCC, 0x3c)){
    Serial.println(F("Failed to start SSD1306 OLED"));
    while(1);
  }

  delay(1000);
  oled.clearDisplay();
  oled.setTextSize(1);
  oled.setTextColor(WHITE);
  oled.setCursor(0,2);
  oled.println("Hello World");
  oled.display();
  dht.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation
  float temp = dht.readTemperature();
  float hum = dht.readHumidity();

  oled.clearDisplay();
  oled.setTextSize(1);
  oled.setTextColor(WHITE);
  oled.setCursor(0,2);
  oled.print("Suhu: ");
  oled.println(temp);
  oled.print("Kelembapan: ");
  oled.println(hum);
  oled.display();

  if(temp >= 30){
    digitalWrite(pinled_red, HIGH);
    digitalWrite(pinled_blue, LOW);
    delay(500);
    digitalWrite(pinled_red, LOW);
    digitalWrite(pinled_blue, LOW);
  }else{
    digitalWrite(pinled_red, LOW);
    digitalWrite(pinled_blue, HIGH);
  }
}