#include <Servo.h>

#define BLYNK_TEMPLATE_ID "TMPL6zo_j5NI1"
#define BLYNK_TEMPLATE_NAME "Servo motor control with nodemcu"
#define BLYNK_AUTH_TOKEN "LnVZcVKsYJAqZpFuEElTjpZjgw40prt4"

#define BLYNK_PRINT Serial

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

char auth[] = BLYNK_AUTH_TOKEN;

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


Servo motor1;
//Servo motor_2;
int led=4;
void cradle() {
//you begin your own personal code for servo here
  int pos;

  for (pos = 40; pos <= 140; pos ++) { // goes from 40 degrees to 140 degrees
    // in steps of 1 degree
    motor1.write(pos);              // tell servo to go to position in variable 'pos'
    delay(10);                       // waits 15ms for the servo to reach the position
  }
  for (pos = 140; pos >=40; pos --) { // goes from 140 degrees to 40 degrees
    motor1.write(pos);              // tell servo to go to position in variable 'pos'
    delay(10);                       // waits 15ms for the servo to reach the position
  }
  
//your personal code for servo should end here
}

//bool status = false;
BLYNK_WRITE(V0) 
{
  int pinValue = param.asInt();
  if (pinValue == 1) {    // if Button sends 1
    Serial.println("servo and led is on");
    digitalWrite(led, HIGH);
    cradle();             // start the function cradle
    Blynk.run(); // Run rest of show in-between waiting for this loop to repeat or quit.
    int pinValue = 0;  // Set V0 status to 0 to quit, unless button is still pushed (as per below)
    Blynk.syncVirtual(V0); // ...Then force BLYNK_WRITE(V0) function check of button status to determine if repeating or done.
  }
  else{
    Serial.println("servo and led is off");
    digitalWrite(led, LOW);
  }
}

void setup()
{

  Serial.begin(115200);
  pinMode(led, OUTPUT);
  motor1.attach(21);

  Blynk.begin(auth, ssid, pass);

}

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