#include "SevSegShift.h"
#include <Bounce2.h>
SevSeg sevseg;

const int  increaseButtonPin = 10;    // the pin that the increaseButtonPin is attached to
const int  decreaseButtonPin = 11;    // the pin that the decreaseButtonPin is attached to
const int  resetButtonPin = 12;       // the pin that the resetButtonPin is attached to
int buttonPushCounter = 0;    // counter for the number of button presses

const int LATCH_PIN = A1;  // 74HC595 pin 12
const int DATA_PIN = A0;   // 74HC595 pin 14
const int CLOCK_PIN = A2;  // 74HC595 pin 11

// Define segment patterns for 7-segment display (assuming COMMON_ANODE)
byte segmentPatterns[] = {
  0b11000000,  // Digit 0: 0
  0b11111001,  // Digit 1: 1
  0b10100100,  // Digit 2: 2
  0b10110000,  // Digit 3: 3
  0b10011001,  // Digit 4: 4
  0b10010010,  // Digit 5: 5
  0b10000010,  // Digit 6: 6
  0b11111000,  // Digit 7: 7
  0b10000000,  // Digit 8: 8
  0b10010000   // Digit 9: 9
};

Bounce increaseButton = Bounce();
Bounce decreaseButton = Bounce();
Bounce resetButton = Bounce();

void setup() {
  byte numDigits = 1;
  byte digitPins[] = {2};  // At least one element needed
  byte segmentPins[] = {6, 5, 2, 3, 4, 7, 8, 9};  // A to G
  bool resistorsOnSegments = true; 

  byte hardwareConfig = COMMON_ANODE;  // Assuming COMMON_ANODE configuration
  sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments);
  sevseg.setBrightness(90);

  pinMode(increaseButtonPin, INPUT_PULLUP);
  pinMode(decreaseButtonPin, INPUT_PULLUP);
  pinMode(resetButtonPin, INPUT_PULLUP);
  pinMode(LATCH_PIN, OUTPUT);
  pinMode(CLOCK_PIN, OUTPUT);
  pinMode(DATA_PIN, OUTPUT);
  
  increaseButton.attach(increaseButtonPin);  // Attach the increaseButton to the button pin
  increaseButton.interval(50);               // Set debounce time in milliseconds
  
  decreaseButton.attach(decreaseButtonPin);  // Change to the actual pin number
  decreaseButton.interval(50);               // Set debounce time in milliseconds

  resetButton.attach(resetButtonPin);  // Change to the actual pin number
  resetButton.interval(50);               // Set debounce time in milliseconds

  buttonPushCounter = 0;                     // Initialize the counter to 0

  Serial.begin(9600);
}

void loop() {
  // Update the Buttons
  increaseButton.update();
  decreaseButton.update();
  resetButton.update();

  if (increaseButton.fell()) {
    // Button pressed, increment the displayed number by 1
    buttonPushCounter++;
    Serial.println(buttonPushCounter);

    // If the counter goes beyond the last digit, reset it to 0
    if (buttonPushCounter >= 10) {
      buttonPushCounter = 0;
    }

    // Shift out segment pattern to the shift register
    shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, segmentPatterns[buttonPushCounter]);

    // Latch the data to update the display
    digitalWrite(LATCH_PIN, HIGH);
    digitalWrite(LATCH_PIN, LOW);

  }

  if (decreaseButton.fell()) {
    // Decrease button pressed, decrement the displayed number by 1
    buttonPushCounter--;
    Serial.println(buttonPushCounter);
    
    // If the counter goes below 0, wrap around to 9
    if (buttonPushCounter < 0) {
      buttonPushCounter = 9;
    }

    // Shift out segment pattern to the shift register
    shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, segmentPatterns[buttonPushCounter]);

    // Latch the data to update the display
    digitalWrite(LATCH_PIN, HIGH);
    digitalWrite(LATCH_PIN, LOW);

  }

  if (resetButton.fell()) {
    // Reset button pressed, set the displayed number to 0
    buttonPushCounter=0;

     // Shift out segment pattern to the shift register
    shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, segmentPatterns[buttonPushCounter]);

    // Latch the data to update the display
    digitalWrite(LATCH_PIN, HIGH);
    digitalWrite(LATCH_PIN, LOW);

  }

  

  // Rest of your loop code...
}