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

#define TINGGI_LAYAR 64 // Tinggi layar OLED yang digunakan
#define LEBAR_LAYAR 128 // Lebar layar OLED yang digunakan


Adafruit_SSD1306 oled(LEBAR_LAYAR, TINGGI_LAYAR, &Wire, -1);

const int DHT_PIN = 15;
DHTesp dhtSensor;
float suhu;

int LEDRED = 14;
int LEDBLUE = 26;
int LEDYELLOW = 27;
int BUZZER = 25;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(LEDRED, OUTPUT);
  pinMode(LEDBLUE, OUTPUT);
  pinMode(LEDYELLOW, OUTPUT);
  pinMode(BUZZER, OUTPUT);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
   if (!oled.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
    Serial.println(F("failed to start SSD1306 OLED"));
    while (1);
  }
  oled.clearDisplay();
  
  oled.setTextSize(1.85);         // Atur ukuran text
  oled.setTextColor(WHITE);    // Atur warna text
  oled.setCursor(0,0);       // Atur posisi text pada display
  oled.println("SELAMAT DATANG"); // Text yang dicetak
  delay(2000);
  oled.display(); 
  oled.clearDisplay();// menampilkan display OLED
}

void sensorDHT() {

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
 Serial.println("Temp: " + String(data.temperature, 2) + "°C");
 Serial.println("Humidity: " + String(data.humidity, 1) + "%");
 suhu=data.temperature;
 Serial.println(suhu);
}
void loop(){

oled.display();
oled.clearDisplay();
oled.setCursor(12,0);
oled.println("MONITORING TEMP");
oled.setCursor(15,15);
oled.print("Temp : ");
oled.print(suhu);
oled.println(" C");
sensorDHT();
if (suhu < 29) {
   
   oled.setCursor(26,40);
   oled.println("SUHU RENDAH");
   digitalWrite(LEDBLUE, HIGH);
   digitalWrite(LEDYELLOW, LOW);
   digitalWrite(LEDRED, LOW);
   digitalWrite(BUZZER, LOW);
   
}
else if (suhu >= 29 & suhu <=35) {
   
   oled.setCursor(26,40);
   oled.println("SUHU CUKUP");
   digitalWrite(LEDBLUE, LOW);
   digitalWrite(LEDYELLOW, HIGH);
   digitalWrite(LEDRED, LOW);
   digitalWrite(BUZZER, LOW);
   
}
else if (suhu >35) {
   
   oled.setCursor(26,40);
   oled.println("SUHU PANAS");
   digitalWrite(LEDBLUE, LOW);
   digitalWrite(LEDYELLOW, LOW);
   digitalWrite(LEDRED, HIGH);
   digitalWrite(BUZZER, HIGH);
   
}

else {
  digitalWrite(LEDBLUE,LOW);
  digitalWrite(LEDYELLOW,LOW);
  digitalWrite(LEDRED,LOW);
  digitalWrite(BUZZER, LOW);
  oled.clearDisplay();
}

}