#include <SevSeg.h>

SevSeg sevseg1; // Display 1
SevSeg sevseg2; // Display 2

// Button Pins
const int button1Pin = A5; // Button for Display 1
const int button2Pin = 13; // Button for Display 2

// 7-Segment Segment Control Pins
const byte segmentPins1[] = {4, 5, 7, 8, 9, 3, 2, 6}; // Segment control pins for Display 1 (A, B, C, D, E, F, G, DP)
const byte segmentPins2[] = {12, A0, A2, A3, A4, 11, 10, A1}; // Segment control pins for Display 2

// Scores
int score1 = 0;
int score2 = 0;

// Button States
bool button1State = HIGH; // Used to store current value
bool button2State = HIGH;

bool lastButton1State = HIGH;
bool lastButton2State = HIGH;

// Button Debounce Timers
unsigned long lastButton1DebounceTime = 0;
unsigned long lastButton2DebounceTime = 0;
const unsigned long debounceDelay = 50; // Debounce delay (50 ms)

void setup() {
  // Configure Display 1
  sevseg1.begin(COMMON_CATHODE, 1, {}, segmentPins1, true); // No digitPins, direct segment control
  sevseg1.setBrightness(100);

  // Configure Display 2
  sevseg2.begin(COMMON_CATHODE, 1, {}, segmentPins2, true); // No digitPins, direct segment control
  sevseg2.setBrightness(100);

  // Configure Buttons
  pinMode(button1Pin, INPUT_PULLUP);
  pinMode(button2Pin, INPUT_PULLUP);

  // Initialize displays
  sevseg1.setNumber(score1);
  sevseg2.setNumber(score2);
}

void loop() {
  // Get current time
  unsigned long currentTime = millis();

  // Read button states
  int currentButton1State = digitalRead(button1Pin);
  int currentButton2State = digitalRead(button2Pin);

  // Debounce Button 1
  if (currentButton1State != lastButton1State) {
    lastButton1DebounceTime = currentTime; // Reset debounce timer
  }

  // If the button has been pressed for more than 50ms
  if ((currentTime - lastButton1DebounceTime) > debounceDelay) {
    if (currentButton1State == LOW && button1State == HIGH) { // Button press event
      score1++;
      if (score1 >= 10) score1 = 0; // Reset at 10
      sevseg1.setNumber(score1); // Update Display 1
    }
    button1State = currentButton1State; // Update stable state
  }

  // Debounce Button 2
  if (currentButton2State != lastButton2State) {
    lastButton2DebounceTime = currentTime; // Reset debounce timer
  }

  // If the button has been pressed for more than 50ms
  if ((currentTime - lastButton2DebounceTime) > debounceDelay) {
    if (currentButton2State == LOW && button2State == HIGH) { // Button press event
      score2++;
      if (score2 >= 10) score2 = 0; // Reset at 10
      sevseg2.setNumber(score2); // Update Display 2
    }
    button2State = currentButton2State; // Update stable state
  }

  // Store last raw button states
  lastButton1State = currentButton1State;
  lastButton2State = currentButton2State;

  // Refresh displays
  sevseg1.refreshDisplay();
  sevseg2.refreshDisplay();
}