#define BLYNK_TEMPLATE_ID "TMPL3EyaOJwFe"
#define BLYNK_TEMPLATE_NAME "Home curtain control"
#define BLYNK_AUTH_TOKEN "dRo7eGwyysWbhCMkQxcZFt3F-sAAxBY-"


#define BLYNK_PRINT Serial

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

const int noofrev = 200;
const int button_pin = 14;
const int switchPin = 12;

Stepper mystepper(noofrev, 0, 2, 4, 5);


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


unsigned long previousMillis = 0;
const long interval = 1000;  
bool switchState = HIGH;  

void setup() {
  // Debug console
  Serial.begin(115200);

  Blynk.begin(BLYNK_AUTH_TOKEN, ssid, pass);
  mystepper.setSpeed(60);
  
  Serial.println("Hello, ESP32!");
  pinMode(button_pin, INPUT_PULLUP);
  pinMode(switchPin, INPUT_PULLUP);
}

void loop() {
  Blynk.run();
  unsigned long currentMillis = millis();

  
  if (currentMillis - previousMillis >= interval) {
    previousMillis = currentMillis;
    bool currentSwitchState = digitalRead(switchPin);

    if (currentSwitchState != switchState) {
      switchState = currentSwitchState;
      
      if (switchState == LOW) {
        Serial.println("Opening curtain (Clockwise)");
        mystepper.step(noofrev * 5);  
      } else {
        Serial.println("Closing curtain (Counterclockwise)");
        mystepper.step(-(noofrev * 5));  
      }
    }
  }
}


BLYNK_WRITE(V0) {
  int pinValue = param.asInt(); 
  if (pinValue == 1) {
    Serial.println("Opening curtain (Clockwise) from Blynk");
    mystepper.step(noofrev * 5);  
    Serial.println("Stepper motor step completed for opening");
  }
}

BLYNK_WRITE(V1) {
  int pinValue = param.asInt(); 
  if (pinValue == 1) {
    Serial.println("Closing curtain (Counterclockwise) from Blynk");
    mystepper.step(-(noofrev * 5));
    Serial.println("Stepper motor step completed for closing");
  }
}