int X = A1;
int XValue = 0;
int Y = A0;
int YValue = 0;
int SW = A2;
int SWValue = 0;
int FLED = 2;
int BLED = 5;
int LLED = 3;
int RLED = 6;
int SWLED = 7;
const int mq3Value = 32;
const int alcoholThreshold = 500;
const int enA = 25;
const int enB = 26;
void setup()
{
  Serial.begin(9600);
  pinMode(2, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
}
void loop()
{
  XValue = analogRead(X);
  YValue = analogRead(Y);
  SWValue = analogRead(SW);
   if (mq3Value > alcoholThreshold) {
    // Stop all motors
    digitalWrite(FLED, LOW);
    digitalWrite(BLED, LOW);
    digitalWrite(LLED, LOW);
    digitalWrite(RLED, LOW);

    // Activate buzzer
    digitalWrite(SWLED, HIGH);
    Serial.println("High alcohol level detected! Vehicle stopped and buzzer activated.");
  } else {
    // Deactivate buzzer
    digitalWrite(SWLED, LOW);

    // Map joystick values to motor control
    int xMapped = map(XValue, 0, 4095, -255, 255);
    int yMapped = map(YValue, 0, 4095, -255, 255);

    // Movement control based on joystick position
    if (xMapped > 50) {
      // Move forward
      digitalWrite(FLED, HIGH);
      digitalWrite(BLED, LOW);
      digitalWrite(LLED, HIGH);
      digitalWrite(RLED, LOW);
      analogWrite(enA, 90); // Adjust PWM duty cycle (0-255) for speed control
      analogWrite(enB, 90);
      Serial.println("Moving forward");
    } else if (xMapped < -50) {
      // Move backward
      digitalWrite(FLED, LOW);
      digitalWrite(BLED, HIGH);
      digitalWrite(LLED, LOW);
      digitalWrite(RLED, HIGH);
      analogWrite(enA, 100); // Adjust PWM duty cycle (0-255) for speed control
      analogWrite(enB, 100);
      Serial.println("Moving backward");
    } else if (yMapped > 50) {
      // Turn right
      digitalWrite(FLED, LOW);
      digitalWrite(BLED, LOW);
      digitalWrite(LLED, HIGH);
      digitalWrite(RLED, LOW);
      analogWrite(enA, 100); // Adjust PWM duty cycle (0-255) for speed control
      analogWrite(enB, 100);
      Serial.println("Turning right");
    } else if (yMapped < -50) {
      // Turn left
      digitalWrite(FLED, HIGH);
      digitalWrite(BLED, LOW);
      digitalWrite(LLED, LOW);
      digitalWrite(RLED, LOW);
      analogWrite(enA, 100); // Adjust PWM duty cycle (0-255) for speed control
      analogWrite(enB, 100);
      Serial.println("Turning left");
    } else {
      // Stop all motors
      digitalWrite(FLED, LOW);
      digitalWrite(BLED, LOW);
      digitalWrite(LLED, LOW);
      digitalWrite(RLED, LOW);
      analogWrite(enA, 0); // Set PWM to 0 for stop
      analogWrite(enB, 0);
      Serial.println("Stopped");
      delay(2000);
    }
  }
}