#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 20, 4); 

const int team1ButtonPin = 2; 
const int team2ButtonPin = 3; 

int team1Score = 0; // First team score
int team2Score = 0; // Second team score

char team1[] = "TEAM 1"; // First team name
char team2[] = "TEAM 2"; // Second team name

int teamlen1 = (20 - strlen(team1)) / 2; // For centering teamnames
int teamlen2 = (20 - strlen(team2)) / 2;

void setup() {
  lcd.init();
  lcd.backlight();
  lcd.setCursor(teamlen1, 0);
  lcd.print(team1);
  lcd.setCursor(10, 1);
  lcd.print("-");
  lcd.setCursor(teamlen2, 2);
  lcd.print(team2);
  lcd.setCursor(8, 3);
  lcd.print(team1Score);
  lcd.print(" : ");
  lcd.print(team2Score);

  pinMode(team1ButtonPin, INPUT_PULLUP);
  pinMode(team2ButtonPin, INPUT_PULLUP); 
}

void loop() {
  if (digitalRead(team1ButtonPin) == LOW) {
    delay(250); // Press this button to increase hometeam score
    team1Score++;
    updateScoreDisplay(); 
  }

  if (digitalRead(team2ButtonPin) == LOW) {
    delay(250); //  Press this button to increase awayteam score
    team2Score++;
    updateScoreDisplay();
  }
}

void updateScoreDisplay() { // Updates the score when a button was pressed
  lcd.setCursor(8, 3); 
  lcd.print(team1Score); 
  lcd.print(" : ");
  lcd.print(team2Score);
}