#include <DHT.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);

const int ledPinRed = 18;
const int ledPinGreen = 5;
const int pushButton = 4;
const int DHT_Pin =2;                             
float temperature ;                             
float  humidity;                               
DHT dht(DHT_Pin, DHT22);

void setup() {
  Serial.begin(115200);
  pinMode(ledPinRed, OUTPUT);
  pinMode(ledPinGreen, OUTPUT);
  pinMode(pushButton, INPUT);

  dht.begin();
  lcd.init();
  lcd.backlight();
  lcd.setCursor(0, 0);
  lcd.print("Suhu: ");
  lcd.setCursor(0, 1);
  lcd.print("Kelembapan: ");

}
void loop() {
  int buttonState = digitalRead(pushButton);
  Serial.println(buttonState);
  if (buttonState == 1){
    float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();
  lcd.setCursor(5, 0);
  lcd.print(temperature);
  lcd.print(" c ");
  lcd.setCursor(11, 1);
  lcd.print(humidity);
  lcd.print(" % ");
  delay(1000);
  
  if (temperature >15.0) {
    {
  digitalWrite(ledPinRed, HIGH);
  digitalWrite(ledPinGreen, LOW);
  lcd.clear();
    lcd.setCursor(2, 0);
    lcd.print("SUHU TINGGI");
    lcd.setCursor(4, 1);
    lcd.print("WASPADA");
    delay(700);
    lcd.setCursor(0, 0);
    lcd.print("SUHU: ");
    lcd.setCursor(0, 1);
    lcd.print("KELEMBAPAN: ");
  }
  }
  else {
    {
  digitalWrite(ledPinGreen, HIGH);
  digitalWrite(ledPinRed, LOW);
  lcd.clear();
    lcd.setCursor(2, 0);
    lcd.print("SUHU RENDAH");
    lcd.setCursor(5, 1);
    lcd.print("AMAN");
    delay(700);
    lcd.setCursor(0, 0);
    lcd.print("suhu: ");
    lcd.setCursor(0, 1);
    lcd.print("kelembapan: ");
  }
  }
  }
}