const firstPlayer = 'x';
const secondPlayer = 'circle';

const board = document.getElementById('board');
const cells = document.getElementsByClassName('cell');

let currentPlayer = null;

function addClickListeners() {
    for (let i = 0; i < cells.length; i++) {
        const currentCell = cells[i];

        currentCell.addEventListener('click', );
    }
}

function chooseRandomPlayer() {
    const rnd = Math.random();

    if (rnd < 0.5) {
        currentPlayer = firstPlayer;
    } else {
        currentPlayer = secondPlayer;
    }

    board.classList.add(currentPlayer);
}

window.onload = function() {
    chooseRandomPlayer();
}