#include "SevSeg.h"

const int ledPin = 2;
const int buttonPin = 27;
const int buzzerPin = 33;

SevSeg sevSeg;

int buttonState = LOW;
int lastButtonState = LOW;
unsigned long lastDebounceTime = 0;
unsigned long debounceDelay = 50;
int counter = 0;

void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(buttonPin, INPUT);
  pinMode(buzzerPin, OUTPUT);
  byte numDigits = 1;
  byte digitPins[] = {19};      
  byte segmentPins[] = {5, 4, 16, 17, 22, 0, 23, 18};
  bool resistorsOnSegments = false; 
  byte hardwareConfig = COMMON_ANODE; 
  bool updateWithDelays = false; 
  bool leadingZeros = false; 
  bool disableDecPoint = false;
  sevSeg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments, updateWithDelays, leadingZeros, disableDecPoint);
  sevSeg.setBrightness(100);
}

void loop() {
  int reading = digitalRead(buttonPin);
  if (reading != lastButtonState) {
    lastDebounceTime = millis();
  }
  if ((millis() - lastDebounceTime) > debounceDelay) {
    if (reading != buttonState) {
      buttonState = reading;
      if (buttonState == HIGH) {
        counter++;
        if(counter > 9) {
          counter = 1;
        }
        sevSeg.setNumber(counter);
        digitalWrite(ledPin, !digitalRead(ledPin));
        tone(buzzerPin, 100);
        delay(100);
        noTone(buzzerPin);
      }
    }
  }
  sevSeg.refreshDisplay();
  lastButtonState = reading;
}