int bright,sens1,sens2,sens3;

void setup()
{
  pinMode(7, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  
  pinMode(4, INPUT);
  pinMode(5, INPUT);
  pinMode(6, INPUT);
  
  pinMode(A0, INPUT);
  
  Serial.begin(9600);
}

void loop()
{
  bright = analogRead(A0);
  if (bright>= 410)
  {
    Serial.println("still SUNNY lights turned off");
    digitalWrite(7,LOW);
    digitalWrite(2,LOW);
    digitalWrite(3,LOW);
  }
  else
  {
    Serial.println("Not sunny check for vehicle movement");
    sens1=digitalRead(4);
    sens2=digitalRead(5);
    sens3=digitalRead(6);
    
    if (sens1 == HIGH)
    {
     Serial.println("detected at sensor 1");
       digitalWrite(7,HIGH);
       Serial.println("bulb 1 on");
       delay(200);
     sens1=digitalRead(4);
       if(sens1 == LOW){
       digitalWrite(7,LOW);
        }
       else{digitalWrite(7,HIGH);}
       
    }
    if (sens2 == HIGH)
    {
     Serial.println("detected at sensor 2");
       digitalWrite(2,HIGH);
       Serial.println("bulb 2 on");
       delay(200);
     sens1=digitalRead(5);
       if(sens1 == LOW){
       digitalWrite(2,LOW);
        }
       else{digitalWrite(2,HIGH);}
    }
    if (sens3 == HIGH)
    {
     Serial.println("detected at sensor 1");
       digitalWrite(3,HIGH);
       Serial.println("bulb 3 on");
       delay(200);
     sens1=digitalRead(6);
       if(sens1 == LOW){
       digitalWrite(3,LOW);
        }
       else{digitalWrite(3,HIGH);}
    }
  }
}