08. Tic-Tac-Toe

function solve(input) {
  const arr = [
    [false, false, false],
    [false, false, false],
    [false, false, false],
  ];
  let player = 'X';

  for (const line of input) {
    [currRow, currCol] = line.split(' ').map(Number);

    if (arr[currRow][currCol] !== false) {
      console.log('This place is already taken. Please choose another!');
      continue;
    }

    arr[currRow][currCol] = player;


    for (let i = 0; i < 3; i++) {
      if (
        arr[i][0] === player
                && arr[i][1] === player
                && arr[i][2] === player
      ) {
        console.log(`Player ${player} wins!`);
        printMatrix();
        return;
      } if (
        arr[0][i] === player
                && arr[1][i] === player
                && arr[2][i] === player
      ) {
        console.log(`Player ${player} wins!`);
        printMatrix();
        return;
      }
    }


    if (
      arr[0][0] === player
            && arr[1][1] === player
            && arr[2][2] === player
    ) {
      console.log(`Player ${player} wins!`);
      printMatrix();
      return;
    }


    if (
      arr[0][2] === player
            && arr[1][1] === player
            && arr[2][0] === player
    ) {
      console.log(`Player ${player} wins!`);
      printMatrix();
      return;
    }

    let theresFalse = false;

    for (let row = 0; row < arr.length; row++) {
      if (arr[row].includes(false)) {
        theresFalse = true;
      }
    }

    if (!theresFalse) {
      console.log('The game ended! Nobody wins :(');
      printMatrix();
      return;
    }

    player = player === 'X' ? 'O' : 'X';
  }

  function printMatrix() {
    for (let row = 0; row < arr.length; row++) {
      console.log(arr[row].join('\t'));
    }
  }
}