//LED ON/OFF Control IoT Project -01

#define BLYNK_TEMPLATE_ID "TMPL39MIh-RDc"
#define BLYNK_TEMPLATE_NAME "BUZZER"
#define BLYNK_AUTH_TOKEN "8KlJA2XaNN-bvKFIt6njD-71NLSqJQC-"


/* Comment this out to disable prints and save space */

#define BLYNK_PRINT Serial


//unsigned int value = 0;

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

// Your WiFi credentials.

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

BlynkTimer timer;   //Its not mandatory 

// This function is called every time the Virtual Pin 0 state changes

BLYNK_WRITE(V1)
{
Serial.println("Inside Blynk Write");


if(param.asInt() == 1)
{
Serial.println("Blynk Write: Pin Value is 1");
digitalWrite(2, HIGH);
tone(4,262,250);
digitalWrite(4, HIGH);
}
else
{
Serial.println("Blynk Write: Pin Value is 0");
digitalWrite(2, LOW);
digitalWrite(4, LOW);
}
}

// This function is called every time the device is connected to the  Blynk.Cloud

BLYNK_CONNECTED()
{
Blynk.syncVirtual(V0);
Serial.println("Inside Blynk Connected");
}

// This function sends Arduino's uptime every second to Virtual Pin 2.
void myTimerEvent()
{
// You can send any value at any time.
// Please don't send more that 10 values per second.
//Blynk.virtualWrite(V2, millis() / 1000);
Blynk.virtualWrite(V0, millis() / 1000);
}
void setup()
{
// Debug console
pinMode(2, OUTPUT);
Serial.begin(115200);      //   115200 speed rate of blink led light 
Serial.println("Serial Prints Starts..."); 

Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
// You can also specify server:
//Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass, "blynk.cloud", 80);
//Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass, IPAddress(192,168,1,100), 8080);
// Setup a function to be called every second
//timer.setInterval(1000L, myTimerEvent);
}

void loop()
{
Blynk.run();
//timer.run();
// You can inject your own code or combine it with other sketches.
// Check other examples on how to communicate with Blynk. Remember
// to avoid delay() function!
}