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

#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64

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

#define pinDHT 27
DHTesp dhtSensor;

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

  dhtSensor.setup(pinDHT, DHTesp::DHT22);
  pinMode(18, OUTPUT); //LED Kuning
  pinMode(19, OUTPUT); //LED Merah

  if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) { 
    Serial.println(F("SSD1306 allocation failed"));
    for (;;); 
  }
  
  display.clearDisplay();
  display.setTextSize(1);      
  display.setTextColor(SSD1306_WHITE);
  
  display.setCursor(0, 0);     
  display.println(F("DHT22 Sensor"));
  display.display();  
  delay(2000);  
}

void loop() {
  delay(2000); 

  TempAndHumidity data = dhtSensor.getTempAndHumidity();
  float temp = data.temperature;
  float hum = data.humidity;

  if (isnan(hum) || isnan(temp)) {
    Serial.println(F("Pembacaan sensor DHT tidak berhasil!"));
    return;
  }

  Serial.print("Kelembaban: ");
  Serial.print(hum);
  Serial.print("% \tSuhu: ");
  Serial.print(temp);
  Serial.println("°C ");

  display.setCursor(0, 30);
  display.print("BAGUS ALFIN A");
  display.setCursor(0, 40);
  display.print("225150700111021");


  if (hum > 60 && temp < 0) {
    digitalWrite(19,HIGH);  
    digitalWrite(18,HIGH);  
    display.setCursor(0, 10);
    display.print("WARNING");
  } else if (hum > 60) {
    digitalWrite(18,HIGH);  
    digitalWrite(19,LOW);   
  } else if (temp < 0) {
    digitalWrite(19,HIGH);  
    digitalWrite(18,LOW);   
  } else {
    digitalWrite(18,LOW);   
    digitalWrite(19,LOW);  
  }

  display.display();
}