#define BLYNK_TEMPLATE_ID "TMPL3CYvhAzuA"
#define BLYNK_TEMPLATE_NAME "project"
#define BLYNK_AUTH_TOKEN "Sj0hU8kxUOmaOO7hJCmaE7RoQ3guoWye"
#include <WiFi.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include<ESP32Servo.h>
#include <BlynkSimpleEsp32.h>
char auth[] = BLYNK_AUTH_TOKEN;
char ssid[] = "Wokwi-GUEST";
char pass[] = "";
LiquidCrystal_I2C lcd(0x27, 16, 2);
#define S1 25
#define S2 26
#define S3 27
#define S4 32
#define S5 33
int serv=0;
Servo myservo;
#define ledGreen 12
#define ledRed 15
int distance;
long duration;

int vote1 = 0;
int vote2 = 0;
int vote3 = 0;
int vote4 = 0;
int totalVotes=0;
void setup() {
  pinMode(0,OUTPUT);
  pinMode(2,INPUT);
  Serial.begin(9600);
  myservo.attach(23);
  lcd.init();
  lcd.backlight();
  Blynk.begin(auth, ssid, pass);
  pinMode(S1, INPUT_PULLUP);
  pinMode(S2, INPUT_PULLUP);
  pinMode(S3, INPUT_PULLUP);
  pinMode(S4, INPUT_PULLUP);
  pinMode(S5, INPUT_PULLUP);
  pinMode(ledGreen, OUTPUT); // green LED pin
  pinMode(ledRed, OUTPUT);   // red LED pin
  lcd.clear();
  lcd.print(" Electronic ");
  lcd.setCursor(0, 1);
  lcd.print(" Voting Machine ");
  delay(4000);
  lcd.clear();
}

void loop() {
  digitalWrite(0, LOW);
  delayMicroseconds(2);
  digitalWrite(0, HIGH);
  delayMicroseconds(10);
  digitalWrite(0, LOW);
  duration=pulseIn(2,HIGH);
  distance=duration*0.034/2;
  Serial.println("distance:");
  Serial.println(distance);
  if(distance<10){
  myservo.write(180);
  digitalWrite(ledGreen, LOW); // Turn off the green LED
  digitalWrite(ledRed, LOW);   // Turn off the red LED
  delay(1000);
  lcd.setCursor(1, 0);
  lcd.print("BJP");
  lcd.setCursor(1, 1);
  lcd.print(vote1);
  lcd.setCursor(5, 0);
  lcd.print("INC");
  lcd.setCursor(5, 1);
  lcd.print(vote2);
  lcd.setCursor(9, 0);
  lcd.print("AAP");
  lcd.setCursor(9, 1);
  lcd.print(vote3);
  lcd.setCursor(13, 0);
  lcd.print("OTH");
  lcd.setCursor(13, 1);
  lcd.print(vote4);
  myservo.write(0);
  if (digitalRead(S1) == LOW) {
    vote1++;
    digitalWrite(ledGreen, HIGH); // Turn on the green LED
    while (digitalRead(S1) == LOW);
  }
  if (digitalRead(S2) == LOW) {
    vote2++;
    digitalWrite(ledGreen, HIGH); // Turn on the green LED
    while (digitalRead(S2) == LOW);
  }
  if (digitalRead(S3) == LOW) {
    vote3++;
    digitalWrite(ledGreen, HIGH); // Turn on the green LED
    while (digitalRead(S3) == LOW);
  }
  if (digitalRead(S4) == LOW) {
    vote4++;
    digitalWrite(ledGreen,HIGH); // Turn on the green LED
    while (digitalRead(S4) == LOW);
  }

  if (digitalRead(S5) == LOW) {
     totalVotes = vote1 + vote2 + vote3 + vote4;
    if (totalVotes) {
      digitalWrite(ledRed, HIGH); // Turn on the red LED
      digitalWrite(ledGreen, LOW); // Turn off the green LED
      if (vote1 > vote2 && vote1 > vote3 && vote1 > vote4) {
        lcd.clear();
        lcd.print("BJP is Winner");
        delay(3000);
        lcd.clear();
      } else if (vote2 > vote1 && vote2 > vote3 && vote2 > vote4) {
        lcd.clear();
        lcd.print("INC is Winner");
        delay(3000);
        lcd.clear();
      } else if (vote3 > vote1 && vote3 > vote2 && vote3 > vote4) {
        lcd.clear();
        lcd.print("AAP is Winner");
        delay(3000);
        lcd.clear();
      } else if (vote4 > vote1 && vote4 > vote2 && vote4 > vote3) {
        lcd.clear();
        lcd.print("OTH is Winner");
        delay(3000);
        lcd.clear();
      } else {
        lcd.clear();
        lcd.print("Tie Up Or");
        lcd.setCursor(0, 1);
        lcd.print("No Result");
        delay(3000);
        lcd.clear();
      }
    } else {
      lcd.clear();
      lcd.print("No Voting....");
      delay(3000);
      lcd.clear();
    }
    vote1 = 0;
    vote2 = 0;
    vote3 = 0;
    vote4 = 0;
    digitalWrite(ledGreen, LOW); // Turn off the green LED
    digitalWrite(ledRed, LOW);   // Turn off the red LED
  }
}
Blynk.virtualWrite(V1,vote1);
Blynk.virtualWrite(V2,vote2);
Blynk.virtualWrite(V3,vote3);
Blynk.virtualWrite(V4,vote4);
Blynk.virtualWrite(V0,"hi");

Blynk.run();
}