#include <Adafruit_Sensor.h>
#include <DHT.h>
#include <DHT_U.h>

#define BLYNK_TEMPLATE_ID "TMPL6kRqWeenx"
#define BLYNK_TEMPLATE_NAME "KONTROL SENSOR"
#define BLYNK_AUTH_TOKEN "CnjRHSgFIbLgFbxMUbR4QkV3CMzuONXE"

#include <WiFi.h>
#include <BlynkSimpleEsp32.h>

char auth[] = "CnjRHSgFIbLgFbxMUbR4QkV3CMzuONXE"; // Ganti dengan token autentikasi Blynk Anda
char ssid[] = "Wokwi-GUEST"; // Ganti dengan nama WiFi Anda
char pass[] = ""; // Ganti dengan kata sandi WiFi Anda

#define DHT_PIN 26         // sensor DHT22
#define DHTTYPE DHT22      // Jenis sensor DHT22 yang digunakan
DHT_Unified dht(DHT_PIN, DHTTYPE);
#define PIR1 34            // sensor PIR 1
//#define PIR2 35            // sensor PIR 2
//#define PIR3 34            // sensor PIR 3
#define TRIGGER_PIN 25     // trigger  sensor ultrasonik 
#define ECHO_PIN 33        //  echo  sensor ultrasonik 
#define RLED 23            //   LED merah
#define OLED 22            //  LED orange
#define YLED 21            //  LED kuning
#define GLED 19            //  LED hijau
#define BLED 18            //  LED biru

int motionCount = 0; // Variabel untuk menghitung gerakan

BlynkTimer timer;

void setup() {
  Serial.begin(115200);
  dht.begin();
  pinMode(PIR1, INPUT);
  //pinMode(PIR2, INPUT);
  //pinMode(PIR3, INPUT);
  pinMode(TRIGGER_PIN, OUTPUT);
  pinMode(ECHO_PIN, INPUT);
  pinMode(RLED, OUTPUT);
  pinMode(OLED, OUTPUT);
  pinMode(YLED, OUTPUT);
  pinMode(GLED, OUTPUT);
  pinMode(BLED, OUTPUT);
  Blynk.begin(auth, ssid, pass);
  timer.setInterval(1000L, sendMotionCount); // Mengirim jumlah gerakan setiap 1 detik

}

void loop() {
  //  data dari sensor DHT22
  sensors_event_t event;
  dht.temperature().getEvent(&event);
  float temperature = event.temperature;
  dht.humidity().getEvent(&event);
  float humidity = event.relative_humidity;

  // data dari sensor PIR
  int pir1Value = digitalRead(PIR1);
  //int pir2Value = digitalRead(PIR2);
  //int pir3Value = digitalRead(PIR3);

  //  data dari sensor ultrasonik 
  long duration, distance;
  digitalWrite(TRIGGER_PIN, LOW);
  delayMicroseconds(2);
  digitalWrite(TRIGGER_PIN, HIGH);
  delayMicroseconds(10);
  digitalWrite(TRIGGER_PIN, LOW);
  duration = pulseIn(ECHO_PIN, HIGH);
  distance = duration / 29.1 / 2;

  // Fungsi LED berdasarkan data sensor
  digitalWrite(RLED, (pir1Value == LOW && distance <= 100));
  digitalWrite(OLED, (pir1Value == HIGH )); 
  digitalWrite(YLED, ((pir1Value == HIGH) && distance <= 100));{delay(150);}
  digitalWrite(GLED, (temperature <= 32.0));
  // LED biru menyala jika ada sensor yang aktif
  digitalWrite(BLED, (pir1Value == HIGH || distance <= 100 && temperature >= 15.0));

  // hasil data ditampilkan ke Serial Monitor
  Serial.print("Suhu: ");
  Serial.print(temperature);
  Serial.print("°C, Kelembaban: ");
  Serial.print(humidity);
  Serial.print("%, Jarak: ");
  Serial.print(distance);
  Serial.println(" cm");
  delay(1000); // Delay 1 detik 

  Blynk.run();
  timer.run();
  checkMotion();
}

void checkMotion()
{
  int motionState = digitalRead(PIR1);
  if (motionState == HIGH)
  {
    digitalWrite(OLED, HIGH); // Nyalakan LED selama 0.5 detik
    delay(1000);
    digitalWrite(OLED, LOW); // Matikan LED
    motionCount++;
    Serial.println("Gerakan Terdeteksi!"); // Tampilkan pesan di konsol
    Serial.println(motionCount); 
    }
}

void sendMotionCount()
{
  Blynk.virtualWrite(V0, motionCount); // Kirim jumlah gerakan ke widget Label (V0)
}