#include "DHT.h"
#include <LCD-I2C.h>
byte ldr = 4;
byte led = 2;
int nilai;

#define DHTPIN 12 // PIN ESP 32 YANG KONEK DG PIN DHT22

LCD_I2C lcd (0x27, 16, 2);


//tipe sensor DHT
//#define DHTTYPE // DHT11
#define DHTTYPE DHT22 // DHT 22 (AM2302), AM2321
//#define DHTTYPE DHT 21 // DHT 21 (AM2301)

//INISIALISASI SENSOR DHT
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println(F("DHTxx test!"));
  dht.begin();
  lcd.begin();
  lcd.display ();
  lcd.backlight();

  lcd.setCursor(1,0);
  lcd.print("Pak Sabin");
  lcd.setCursor(1,1);
  lcd.print("By:Anbi&Galang");
  delay(5000);
  lcd.clear();
  Serial.begin(9600);
  pinMode(led, OUTPUT);
  }
void loop() {
  delay(2000);
  float humid = dht.readHumidity ();

  float temp = dht.readTemperature ();


  if (isnan(humid) || isnan(temp)){
    Serial.println(F("failed to read from DHT sensor!"));
    return;
  }
  Serial.print(F("humidity: "));
  Serial.print(humid);
  Serial.print(F("% Temperature: "));
  Serial.print(temp);
  Serial.println(F("C "));

  lcd.setCursor (0,0);
  lcd.print("suhu:");
  lcd.setCursor(10,0);
  lcd.print(temp);

  lcd.setCursor(0,1);
  lcd.print("Kelembapan:");
  lcd.setCursor(10,1);
  lcd.print(humid);
  delay(1000);
  lcd.clear();
  nilai = analogRead(ldr);
  Serial.print("Nilai LDR : ");
  Serial.println(nilai);
  if(nilai < 500){
    digitalWrite(led, HIGH);
    Serial.println("keadaan gelap, lampu menyala");
  }else{
    digitalWrite(led, LOW);
    Serial.println("Keadaan Terang, lampu mati");
  }
  delay(1000);
}