// ==========================================
// PASTE YOUR BLYNK CREDENTIALS HERE
#define BLYNK_TEMPLATE_ID "TMPL3_YPqoovD"
#define BLYNK_TEMPLATE_NAME "Smart home automation"
#define BLYNK_AUTH_TOKEN "k7DfdSbEcNCGVG6VcbwsUFbBFWYQwzey"
// ==========================================
// ==========================================
// ==========================================

#define BLYNK_PRINT Serial

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

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

const int relayLight = 26; 
const int relayFan = 27;   

void setup() {
  Serial.begin(115200);

  pinMode(relayLight, OUTPUT);
  pinMode(relayFan, OUTPUT);

  // Start in the OFF condition (Active-Low: HIGH = OFF)
  digitalWrite(relayLight, HIGH);
  digitalWrite(relayFan, HIGH);

  Serial.println("Connecting to Blynk...");
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
}

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

// ==========================================
// BLYNK APP CONTROL LOGIC (ACTIVE-LOW MAPPED)
// ==========================================

BLYNK_WRITE(V0) {
  int pinValue = param.asInt(); // Get value from app (1 for ON, 0 for OFF)
  
  if (pinValue == 1) {
    digitalWrite(relayLight, LOW);  // App says ON -> Send LOW to trigger relay
    Serial.println("Light turned ON via Blynk");
  } else {
    digitalWrite(relayLight, HIGH); // App says OFF -> Send HIGH to release relay
    Serial.println("Light turned OFF via Blynk");
  }
}

BLYNK_WRITE(V1) {
  int pinValue = param.asInt(); 
  
  if (pinValue == 1) {
    digitalWrite(relayFan, LOW);  // App says ON -> Send LOW to trigger relay
    Serial.println("Fan turned ON via Blynk");
  } else {
    digitalWrite(relayFan, HIGH); // App says OFF -> Send HIGH to release relay
    Serial.println("Fan turned OFF via Blynk");
  }
}