#include "DHTesp.h"

const int DHT_PIN = 15;

DHTesp dhtSensor;

int ledmerah = 14;
int ledkuning = 12; 
int ledhijau = 13;               
int inputPin = 4;              
int pirState = LOW;   

int val = 0;
int buzzer = 2;

void setup() {
  pinMode(ledmerah, OUTPUT); 
  pinMode(ledkuning, OUTPUT);
  pinMode(ledhijau, OUTPUT);
  pinMode(inputPin, INPUT);     
  pinMode(buzzer, OUTPUT);
  dhtSensor.setup(DHT_PIN, DHTesp::DHT22);
  Serial.begin(9600);
}


void loop() {
 val = digitalRead(inputPin); 
  if (val == HIGH) {            
   digitalWrite(ledmerah, HIGH); 
   Serial.println("Ada Orang Asing");
    
    delay (500);
    if (pirState == LOW) {

      tone (buzzer, 700);
      pirState = HIGH;
    }
  } else {
    digitalWrite(ledmerah, LOW);
    
    if (pirState == HIGH) {
       noTone(buzzer);
      //digitalWrite(buzzer, LOW);
      pirState = LOW;
    }
  }

  TempAndHumidity  data = dhtSensor.getTempAndHumidity();
  int suhu = data.temperature;
  int kelembapan = data.humidity;
  Serial.print("Temp: ");
  Serial.print(suhu);
  Serial.println("°C");
  Serial.print("Humidity: ");
  Serial.print(kelembapan);
  Serial.println( "%");
  Serial.println("---");

  if (suhu < 25 && kelembapan < 50) {
    digitalWrite(ledkuning, LOW); 
    digitalWrite(ledhijau, HIGH); 
    digitalWrite(buzzer, LOW);
    Serial.println("Kondisi Normal");
  } 
  if (25 < suhu < 40 && kelembapan > 50) {
    tone (buzzer, 900, 500);
    digitalWrite(ledkuning, HIGH); 
    delay(500);
    digitalWrite(ledkuning, LOW); 
    delay(500);
    digitalWrite(ledhijau, LOW);
    Serial.println("Suhu dan Kelembapan Terlalu Tinggi");

  }
  delay(1000);
}