#include <MD_Parola.h>
#include <SPI.h>

//#define HARDWARE_TYPE MD_MAX72XX::FC16_HW
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 7
#define CS_PIN 10
#define CLK_PIN 13
#define DIN_PIN 11
#define SPEED 50

MD_Parola myDisplay = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);

#define buttonPin A0

bool messageState = 0;
bool lastButtonState = 1;
bool run = false;
bool flag = false;
int count = 0;

unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 30;

void setup() {
  Serial.begin(115200);
  myDisplay.begin();
  myDisplay.setIntensity(4);
  myDisplay.displayClear();
  pinMode(buttonPin, INPUT_PULLUP);
}

void DisplayMessage(char msg[]) {
  if (myDisplay.displayAnimate()) {
    myDisplay.displayScroll(msg, PA_CENTER, PA_SCROLL_LEFT, SPEED);
    myDisplay.displayReset();
    count++;
    if (count >= 2)
      run = true;
  }
}
//--------------------------------------------------------------------
void loop() {
  lastDebounceTime = millis();
  while (digitalRead(buttonPin) == LOW) {
    if ((millis() - lastDebounceTime) > debounceDelay) {
      if (digitalRead(buttonPin) == LOW and flag == false) {
        count = 0;
        run = false;
        messageState = !messageState;
        myDisplay.displayClear();
      }
    }
  }
  flag = false;

  if (messageState == 0) {
    if (run == false)
    {
      DisplayMessage("Andy is IN");
    }
    else
      myDisplay.print("Andy is IN");

  }
  if (messageState == 1) {
    if (run == false)
    {
      DisplayMessage("Andy is OUT");
    }
    else
      myDisplay.print("Andy is OUT");
  }
}