const shuffleText = document.querySelectorAll('[data-js="shuffle-text"]');
const len = shuffleText.length;

let counter = 0;
const shuffleStart = (i) => {
  const message = decodeURIComponent(shuffleText[i].textContent);
  const delay = shuffleText[i].dataset.delay;
  shuffleText[i].classList.add('is-show');
  shuffleLetters(shuffleText[i], {
    text: message,
    iterations: 24,
    fps: 60,
    onComplete: el => {
      if (i !== len - 1) {
        if (delay != 0) {
          setTimeout(()=>{
            shuffleStart(++counter);
          }, delay * 1000)
        } else {
          shuffleStart(++counter);
        }
      }
    }
  });
}
shuffleStart(counter);