#define BLYNK_TEMPLATE_ID "TMPL6Oucho4t8"
#define BLYNK_TEMPLATE_NAME "MiniProjectHTTPrelayJB3"
#define BLYNK_AUTH_TOKEN "KdUbu8m_5j2cWLiGYN0Z95q5NCGRQOj4"
#include <WiFi.h>
#include <WiFiClient.h>
#include <BlynkSimpleEsp32.h>

char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";

BlynkTimer timer;
#define relay1 2
#define relay2 4
#define relay3 13
#define relay4 12
#define pushButton 15
int SW_relay = 0;

bool lastButtonState = false;
bool buttonPressedStatus = false;

bool isButtonPressed() {
  return digitalRead(pushButton) == LOW;
}

void checkButtonStatus() {
  bool currentButtonState = isButtonPressed();

  if (currentButtonState && !lastButtonState) {
    buttonPressedStatus = !buttonPressedStatus;

    if (buttonPressedStatus) {
      Serial.println("Tombol ditekan");
      Blynk.virtualWrite(V5, "Ditekan");
    } else {
      Serial.println("Tombol dilepaskan");
      Blynk.virtualWrite(V5, "Dilepaskan");

      // Matikan semua relay ketika tombol dilepaskan
      turnOffAllRelays();
    }
  }
  lastButtonState = currentButtonState;
}

void turnOffAllRelays() {
  digitalWrite(relay1, LOW);
  digitalWrite(relay2, LOW);
  digitalWrite(relay3, LOW);
  digitalWrite(relay4, LOW);
  
  Serial.println("Relay 1 tertutup");
  Serial.println("Relay 2 tertutup");
  Serial.println("Relay 3 tertutup");
  Serial.println("Relay 4 tertutup");

  // Update status relay di Blynk
  Blynk.virtualWrite(V1, LOW);
  Blynk.virtualWrite(V2, LOW);
  Blynk.virtualWrite(V3, LOW);
  Blynk.virtualWrite(V4, LOW);
}

BLYNK_WRITE(V1) {
  if (buttonPressedStatus) {
    SW_relay = param.asInt();
    if (SW_relay == 1) {
      digitalWrite(relay1, HIGH);
      Serial.println("Relay 1 terbuka");
      Blynk.virtualWrite(V1, HIGH);
    } else {
      digitalWrite(relay1, LOW);
      Serial.println("Relay 1 tertutup");
      Blynk.virtualWrite(V1, LOW);
    }
  }
}

BLYNK_WRITE(V2) {
  if (buttonPressedStatus) {
    SW_relay = param.asInt();
    if (SW_relay == 1) {
      digitalWrite(relay2, HIGH);
      Serial.println("Relay 2 terbuka");
      Blynk.virtualWrite(V2, HIGH);
    } else {
      digitalWrite(relay2, LOW);
      Serial.println("Relay 2 tertutup");
      Blynk.virtualWrite(V2, LOW);
    }
  }
}

BLYNK_WRITE(V3) {
  if (buttonPressedStatus) {
    SW_relay = param.asInt();
    if (SW_relay == 1) {
      digitalWrite(relay3, HIGH);
      Serial.println("Relay 3 terbuka");
      Blynk.virtualWrite(V3, HIGH);
    } else {
      digitalWrite(relay3, LOW);
      Serial.println("Relay 3 tertutup");
      Blynk.virtualWrite(V3, LOW);
    }
  }
}

BLYNK_WRITE(V4) {
  if (buttonPressedStatus) {
    SW_relay = param.asInt();
    if (SW_relay == 1) {
      digitalWrite(relay4, HIGH);
      Serial.println("Relay 4 terbuka");
      Blynk.virtualWrite(V4, HIGH);
    } else {
      digitalWrite(relay4, LOW);
      Serial.println("Relay 4 tertutup");
      Blynk.virtualWrite(V4, LOW);
    }
  }
}

void setup() {
  Serial.begin(115200);
  pinMode(relay1, OUTPUT);
  pinMode(relay2, OUTPUT);
  pinMode(relay3, OUTPUT);
  pinMode(relay4, OUTPUT);
  pinMode(pushButton, INPUT_PULLUP);
  Blynk.begin(auth, ssid, pass);

  timer.setInterval(100L, checkButtonStatus);
}

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