#define BLYNK_TEMPLATE_ID           "TMPLcYH2tswG"
#define BLYNK_TEMPLATE_NAME         "Quickstart Template"
#define BLYNK_AUTH_TOKEN            "B05zl-G8UJZoVxxt4JpFRHlhEWLU12dM"


#define BLYNK_PRINT Serial


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

#include <Servo.h>

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


Servo servo;

const int trigPin1 = 23;
const int echoPin1 = 22;
const int trigPin2 = 21;
const int echoPin2 = 19;

long duration1;
int distance1;
long duration2;
int distance2;

BLYNK_WRITE(V19){
  digitalWrite(18,param.asInt());
}

BLYNK_WRITE(V21){
  if(param.asInt()==1)
    servo.write(180);
  else 
    servo.write(0);  
}

void setup()
{
  pinMode(18, OUTPUT);
  servo.attach(5);
  pinMode(trigPin1, OUTPUT); 
  pinMode(echoPin1, INPUT); 
  pinMode(trigPin2, OUTPUT); 
  pinMode(echoPin2, INPUT);
  Serial.begin(115200);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
}

void loop()
{
  Blynk.run();
  digitalWrite(trigPin1, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin1, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin1, LOW);
  duration1 = pulseIn(echoPin1, HIGH);
  distance1 = duration1 * 0.034 / 2;

  digitalWrite(trigPin2, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin2, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin2, LOW);
  duration2 = pulseIn(echoPin2, HIGH);
  distance2 = duration2 * 0.034 / 2;

  Blynk.virtualWrite(V18,30-distance1);
  Blynk.virtualWrite(V4,30-distance2);

  
}