#include "SevSegShift.h"
#include <Bounce2.h>

SevSeg sevseg;

const int  increaseButtonPin = 10; // Oshirish tugmasidagi pin raqami
const int  decreaseButtonPin = 11; // Kamaytirish tugmasidagi pin raqami
const int  resetButtonPin = 12;    // Qaytarish tugmasidagi pin raqami
int buttonPushCounter = 0;          // Tugma bosilishlarini sanaydigan o'zgaruvchi

const int LATCH_PIN = A1;  // Latch pin raqami
const int DATA_PIN = A0;   // DATA pin raqami
const int CLOCK_PIN = A2;  // CLOCK pin raqami

byte segmentPatterns[] = {0b11000000, 0b11111001, 0b10100100, 0b10110000, 0b10011001, 0b10010010, 0b10000010, 0b11111000, 0b10000000, 0b10010000}; 

Bounce increaseButton = Bounce(); // Oshirish tugmasi
Bounce decreaseButton = Bounce(); // Kamaytirish tugmasi
Bounce resetButton = Bounce();    // Qaytarish tugmasi

void setup() {
  byte numDigits = 1;             // Raqam soni
  byte digitPins[] = {2};         // Raqam pinlari
  byte segmentPins[] = {6, 5, 2, 3, 4, 7, 8, 9}; // Segment pinlari (A dan G gacha)
  bool resistorsOnSegments = true; 

  byte hardwareConfig = COMMON_ANODE; 
  sevseg.begin(hardwareConfig, numDigits, digitPins, segmentPins, resistorsOnSegments); 
  sevseg.setBrightness(90); // Yorug`lik darajasi

  pinMode(increaseButtonPin, INPUT_PULLUP); // Oshirish tugmasini sozlash
  pinMode(decreaseButtonPin, INPUT_PULLUP); // Kamaytirish tugmasini sozlash
  pinMode(resetButtonPin, INPUT_PULLUP);    // Qaytarish tugmasini sozlash
  pinMode(LATCH_PIN, OUTPUT);               // Latch pinini sozlash
  pinMode(CLOCK_PIN, OUTPUT);               // CLOCK pinini sozlash
  pinMode(DATA_PIN, OUTPUT);                // DATA pinini sozlash

  increaseButton.attach(increaseButtonPin); // Oshirish tugmasini ulash
  decreaseButton.attach(decreaseButtonPin); // Kamaytirish tugmasini ulash
  resetButton.attach(resetButtonPin);       // Qaytarish tugmasini ulash
}

void loop() {
  increaseButton.update(); // Oshirish tugmasini yangilash
  decreaseButton.update(); // Kamaytirish tugmasini yangilash
  resetButton.update();    // Qaytarish tugmasini yangilash

  if (increaseButton.fell()) { // Oshirish tugmasi bosilganda
    buttonPushCounter = (buttonPushCounter + 1) % 10; // Qiymatni oshirish
    updateDisplay(); // Displeyga yangi qiymatni chiqarish
  }

  if (decreaseButton.fell()) { // Kamaytirish tugmasi bosilganda
    buttonPushCounter = (buttonPushCounter - 1 + 10) % 10; // Qiymatni kamaytirish
    updateDisplay(); // Displeyga yangi qiymatni chiqarish
  }

  if (resetButton.fell()) { // Qaytarish tugmasi bosilganda
    buttonPushCounter = 0; // Qiymatni nol qilish
    updateDisplay(); // Displeyga yangi qiymatni chiqarish
  }
}

void updateDisplay() {
  shiftOut(DATA_PIN, CLOCK_PIN, MSBFIRST, segmentPatterns[buttonPushCounter]); 
  digitalWrite(LATCH_PIN, HIGH); // Latch pinini yuqoriga sozlash
  digitalWrite(LATCH_PIN, LOW);  // Latch pinini pastga sozlash
}