#include <DHT.h>

#define DHTPIN 21
#define DHTTYPE DHT22
#define ECHO_PIN 32
#define TRIG_PIN 4
#define PIR 34
#define LEDM 23
#define LEDB 22
#define LEDH 19
#define LEDU 18
#define LEDK 5

DHT dht(DHTPIN, DHTTYPE);
long durasi;
int jarak;
float x;
float y;

void setup()
{
  dht.begin();
  pinMode(TRIG_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
  pinMode(PIR, INPUT);
  pinMode(LEDM, OUTPUT);
  pinMode(LEDB, OUTPUT);
  pinMode(LEDH, OUTPUT);
  pinMode(LEDU, OUTPUT);
  pinMode(LEDK, OUTPUT);
  Serial.begin(115200);
  awal(); // Matikan semua lampu saat awalnya
  delay(5000);
}

void loop()
{
  digitalWrite(TRIG_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIG_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIG_PIN, LOW);
  durasi = pulseIn(ECHO_PIN, HIGH);
  jarak = durasi * 0.034 / 2;

  x = dht.readHumidity();
  y = dht.readTemperature();

  //Deteksi gerakan PIR
  int motionDetected = digitalRead(PIR);
  if (motionDetected == HIGH) {
    motionPIR();
  }
  if (y > 25) {
    detectsuhu();
  }
  if (x > 20) {
    detectsuhu();
  }
  if (jarak > 120) {
    detectjarak();
  }
  if (x < 25 && y < 20) {
    detect2sensor();
  }
  if (x < 25 && y < 20 && jarak < 120) {
    awal();
  }
  // Tambahkan delay sesuai kebutuhan agar tidak terlalu cepat berulang
  delay(1000); // Delay 1 detik
}

void awal() {
  Serial.print("Suhu: ");
  Serial.println(y);
  Serial.print("Kelembapan: ");
  Serial.println(x);
  Serial.print("Jarak: ");
  Serial.println(jarak);
  digitalWrite(LEDM, LOW);
  digitalWrite(LEDB, LOW);
  digitalWrite(LEDH, LOW);
  digitalWrite(LEDU, LOW);
  digitalWrite(LEDK, LOW);
}

void motionPIR() {
  digitalWrite(LEDM, HIGH);
  delay(500);
  digitalWrite(LEDM, LOW);
  delay(500);
}

void detectsuhu() {
  Serial.print("Suhu: ");
  Serial.println(y);
  digitalWrite(LEDB, HIGH);
  delay(500);
  digitalWrite(LEDB, LOW);
  delay(500);
}

void detectkelembapan() {
  Serial.print("Kelembapan: ");
  Serial.println(x);
  digitalWrite(LEDB, HIGH);
  delay(500);
  digitalWrite(LEDB, LOW);
  delay(500);
}

void detectjarak() {
  Serial.print("Jarak: ");
  Serial.println(jarak);
  digitalWrite(LEDU, HIGH);
  delay(500);
  digitalWrite(LEDU, LOW);
  delay(500);
}

void detect2sensor() {
  Serial.print("Suhu: ");
  Serial.println(y);
  Serial.print("Kelembapan: ");
  Serial.println(x);
  digitalWrite(LEDK, HIGH);
  delay(500);
  digitalWrite(LEDK, LOW);
  delay(500);
}