//GROUP 7 ( NUR ZAKIERAH 16DTK22F1002 )

const int ped_red = 13;
const int ped_green = 12;

const int car_green = 4;
const int car_yellow = 3;
const int car_red = 2;

const int BUTTON = 8;
int BUTTONstate = 0;

void setup()
{
  pinMode(ped_red, OUTPUT);
  pinMode(ped_green,OUTPUT);
  pinMode(car_green, OUTPUT);
  pinMode(car_yellow, OUTPUT);
  pinMode(car_red, OUTPUT);
  pinMode(BUTTON, INPUT);
}
void loop()
{
  //turned off traffic light ( LED BLINKING ) 
   digitalWrite(car_green, HIGH);
  digitalWrite(ped_red, HIGH); 
  delay(100);
  digitalWrite(ped_red, LOW);
  delay(400);

  int BUTTONstate = digitalRead(BUTTON); //int buttonState = digitalRead(buttonPin);
  if(BUTTONstate == HIGH ) //when button pressed, system on
  {
    digitalWrite(car_green, LOW);
     digitalWrite(ped_red, HIGH);
     blinkcar_yellow(5);
     digitalWrite(ped_green, HIGH); 
      digitalWrite(car_red, HIGH); 
       digitalWrite(ped_red, LOW);
    delay(5000);           
    digitalWrite(ped_green, LOW); 
    digitalWrite(car_red, LOW);
   

  }
  else {
    digitalWrite(ped_green,LOW);
    delay(0);
  }
}

void blinkcar_yellow(int times) {
  for (int i = 0; i < times; i++) {
    digitalWrite(car_yellow, HIGH);  // Turn on the yellow LED
    delay(500);                        // Wait 500ms
    digitalWrite(car_yellow, LOW);   // Turn off the yellow LED
    delay(500);                        // Wait 500ms
  }
}