#define BUZZER_PIN 19
#define RAIN_ANALOG 22
#define RAIN_DIGITAL 23
#define LED_PIN 5

#define BLYNK_TEMPLATE_ID "TMPL6V2WIX0AP"
#define BLYNK_TEMPLATE_NAME "rain status"
#define BLYNK_AUTH_TOKEN "SFxaPG-CzDT_AOLsC8-YidzfGP2ZARUA"
#define BLYNK_PRINT Serial
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

char ssid[] = "Wokwi-GUEST";
char pass[] = "";
BlynkTimer timer;

bool lastRainStatus = false; // Status terakhir (false = tidak hujan, true = hujan)

void setup() {
  Serial.begin(115200);
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  pinMode(BUZZER_PIN, OUTPUT);
  pinMode(LED_PIN, OUTPUT);
  pinMode(RAIN_ANALOG, INPUT);
  pinMode(RAIN_DIGITAL, INPUT);
  analogReadResolution(10);
  timer.setInterval(1000L, myEvent);
}

void myEvent() {
  bool currentRainStatus = digitalRead(RAIN_DIGITAL); // Baca status sensor hujan

  if (currentRainStatus != lastRainStatus) { // Jika status berubah
    if (currentRainStatus) { // Jika hujan
      Serial.println("Hujan terdeteksi");
      digitalWrite(LED_PIN, HIGH);
      tone(BUZZER_PIN, 200);
      delay(500);
      noTone(BUZZER_PIN);
      Blynk.virtualWrite(V0, "Hujan");
      Blynk.virtualWrite(V1, ""); // Kosongkan kolom Tidak Hujan
    } else { // Jika tidak hujan
      Serial.println("Tidak hujan");
      digitalWrite(LED_PIN, LOW);
      Blynk.virtualWrite(V0, ""); // Kosongkan kolom Hujan
      Blynk.virtualWrite(V1, "Tidak Hujan");
    }
    lastRainStatus = currentRainStatus; // Perbarui status terakhir
  }
}

void loop() {
  Blynk.run();
  timer.run();
}