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

int red = 32;
int blue = 33;
int buzzpin = 25;

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

Adafruit_SSD1306 oled(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);

DHT dht(23,DHT22);

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

  if(!oled.begin(SSD1306_SWITCHCAPVCC, 0x3C)){
    Serial.println(F("oled failed"));
    while(1);
  };

  dht.begin();

  pinMode(red, OUTPUT);
  pinMode(blue, OUTPUT);
  ledcAttachPin(buzzpin, 0);
}

void loop() {
  // put your main code here, to run repeatedly:
  delay(1000); // this speeds up the simulation

  float t = dht.readTemperature();
  float h = dht.readHumidity();
  
  if(t >= 50){
    digitalWrite(red, HIGH);
    delay(500);
    digitalWrite(red, LOW);
    digitalWrite(blue, LOW);

    ledcWriteNote(0, NOTE_F, 4);
    Serial.println("panas");

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0, 2);

  oled.print("Suhu: ");
  oled.println(t);
  oled.print("Kelembapan: ");
  oled.println(h);
  oled.display();

  }else if(t < 50){
    digitalWrite(blue, HIGH);
    delay(500);
    digitalWrite(red, LOW);
    digitalWrite(blue, LOW);

    oled.clearDisplay();
    oled.setTextSize(1);
    oled.setTextColor(WHITE);
    oled.setCursor(0, 2);

    oled.print("Suhu: ");
    oled.println(t);
    oled.print("Kelembapan: ");
    oled.println(h);
    oled.display();

    ledcWriteNote(0, NOTE_A, 4);
    Serial.println("dingin");
  }
}