#define BLYNK_TEMPLATE_ID "TMPL3-B6Qx-Qf"
#define BLYNK_TEMPLATE_NAME "TLIGHTS"
#define BLYNK_AUTH_TOKEN "aFXtugni8NIPE3OwUJG1btrgb5wTQq6_"

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

// Replace with your network credentials
const char* ssid = "Wokwi-GUEST";
const char* password = ""; // Add your WiFi password here

// Define relay pins
#define RELAY1_PIN  25  // Relay1 connected to ESP32 pin 25
#define RELAY2_PIN  26  // Relay2 connected to ESP32 pin 26
#define RELAY3_PIN  27  // Relay3 connected to ESP32 pin 27

// Blynk virtual pins
#define SWITCH1_VPIN V0
#define SWITCH2_VPIN V1
#define SWITCH3_VPIN V2

// Blynk button widgets control relays
BLYNK_WRITE(SWITCH1_VPIN) {
  int buttonState = param.asInt(); // Read the button state from the app (1 = ON, 0 = OFF)
  digitalWrite(RELAY1_PIN, buttonState ? HIGH : LOW);
}

BLYNK_WRITE(SWITCH2_VPIN) {
  int buttonState = param.asInt(); // Read the button state from the app (1 = ON, 0 = OFF)
  digitalWrite(RELAY2_PIN, buttonState ? HIGH : LOW);
}

BLYNK_WRITE(SWITCH3_VPIN) {
  int buttonState = param.asInt(); // Read the button state from the app (1 = ON, 0 = OFF)
  digitalWrite(RELAY3_PIN, buttonState ? HIGH : LOW);
}

void setup() {
  // Initialize Serial Monitor
  Serial.begin(115200);

  // Initialize relay pins as outputs
  pinMode(RELAY1_PIN, OUTPUT);
  pinMode(RELAY2_PIN, OUTPUT);
  pinMode(RELAY3_PIN, OUTPUT);

  // Turn off relays initially
  digitalWrite(RELAY1_PIN, LOW);
  digitalWrite(RELAY2_PIN, LOW);
  digitalWrite(RELAY3_PIN, LOW);

  // Connect to WiFi
  Serial.print("Connecting to WiFi");
  WiFi.begin(ssid, password);
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("\nConnected to WiFi");

  // Connect to Blynk
  Serial.println("Connecting to Blynk...");
  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, password);
  Serial.println("Connected to Blynk");
}

void loop() {
  // Handle Blynk communication
  Blynk.run();
}