Randomize Blocks

randomizer.js

const teamGrid = document.querySelector('.team-block-grid');

if (teamGrid) {
  const teamBlockItems = Array.from(teamGrid.querySelectorAll('.team-block[data-randomize]'));

  function shuffle(array) {
    for (let i = array.length - 1; i > 0; i--) {
      let j = Math.floor(Math.random() * (i + 1)); // random index from 0 to i

      // swap elements array[i] and array[j]
      [array[i], array[j]] = [array[j], array[i]];
      array[i].setAttribute('data-random-order', i);

    }
  }

  shuffle(teamBlockItems);
}