#include "car_traffic_light.h"
#include "pedistrian_traffic_light.h"

bool pedRequest = false;           // set by button interrupt

unsigned long car_stateTimer = 0;
unsigned long ped_stateTimer = 0; 

byte CAR_RED_PIN = 6 ; 
byte CAR_YELLOW_PIN = 7; 
byte CAR_GREEN_PIN = 8;

byte PED_RED_PIN = 10; 
byte PED_GREEN_PIN = 9; 

byte buttonPin = 5; 

void setup() {

  Serial.begin(115200) ; 
  Serial.println(" starting . . .") ;
  pinMode(CAR_RED_PIN, OUTPUT);
  pinMode(CAR_YELLOW_PIN, OUTPUT);
  pinMode(CAR_GREEN_PIN, OUTPUT);
  pinMode(PED_RED_PIN, OUTPUT);
  pinMode(PED_GREEN_PIN, OUTPUT);
  pinMode(buttonPin, INPUT_PULLUP);

  // pedestrian cycle starts on Stop (RED)
  digitalWrite(PED_RED_PIN, HIGH); //!!
  digitalWrite(PED_GREEN_PIN, LOW); //!!

  // car cycle starts on Stop (RED)
  digitalWrite(CAR_GREEN_PIN, LOW);
  digitalWrite(CAR_YELLOW_PIN, LOW);
  digitalWrite(CAR_RED_PIN, HIGH);

}

void loop() {
  carFSM();
  pedistrianStateFSM(); 
}