class TextScramble {
  constructor(el) {
    this.el = el
    this.chars = '!@#$%^&*()_-=+{}:"|<>?,./;'
    this.update = this.update.bind(this)
  }
  setText(newText) {
    const oldText = this.el.innerText
    const length = Math.max(oldText.length, newText.length)
    const promise = new Promise((resolve) => this.resolve = resolve)
    this.queue = []
    for (let i = 0; i < length; i++) {
      const from = oldText[i] || ''
      const to = newText[i] || ''
      const start = Math.floor(Math.random() * 40)
      const end = start + Math.floor(Math.random() * 40)
      this.queue.push({ from, to, start, end })
    }
    cancelAnimationFrame(this.frameRequest)
    this.frame = 0
    this.update()
    return promise
  }
  update() {
    let output = ''
    let complete = 0
    for (let i = 0, n = this.queue.length; i < n; i++) {
      let { from, to, start, end, char } = this.queue[i]
      if (this.frame >= end) {
        complete++
        output += to
      } else if (this.frame >= start) {
        if (!char || Math.random() < 0.28) {
          char = this.randomChar()
          this.queue[i].char = char
        }
        output += `<span class="dud">${char}</span>`
      } else {
        output += from
      }
    }
    this.el.innerHTML = output
    if (complete === this.queue.length) {
      this.resolve()
    } else {
      this.frameRequest = requestAnimationFrame(this.update)
      this.frame++
    }
  }
  randomChar() {
    return this.chars[Math.floor(Math.random() * this.chars.length)]
  }
}

const phrases = [
  'Yes, We are criminal.',
  'Our crime is our curiosity.',
  'Our crime is that of judging people by what they say and think, not what they look like.',
  'Our crime is that of outsmarting you, something that you will never forgive us for.',
  'We are hackers, and this is our manifesto.',
  'You may stop this individual, but you cant stop us all...',
  'after all, were all alike.'
]

const el = document.querySelector('.text')
const fx = new TextScramble(el)

let counter = 0
const next = () => {
  fx.setText(phrases[counter]).then(() => {
    setTimeout(next, 1500)
  })
  counter = (counter + 1) % phrases.length
}

next()

'use strict';

var app = {

  chars: ['BLACK SPAMING ZONE','Seized','127.0.0.1','1337','0x523344','Localhost','FAHIM','HACKED!','Security','Breached!','System'],

  init: function () {
    app.container = document.createElement('div');
    app.container.className = 'animation-container';
    document.body.appendChild(app.container);
    window.setInterval(app.add, 100);
  },

  add: function () {
    var element = document.createElement('span');
    app.container.appendChild(element);
    app.animate(element);
  },

  animate: function (element) {
    var character = app.chars[Math.floor(Math.random() * app.chars.length)];
    var duration = Math.floor(Math.random() * 15) + 1;
    var offset = Math.floor(Math.random() * (50 - duration * 2)) + 3;
    var size = 10 + (15 - duration);
    element.style.cssText = 'right:'+offset+'vw; font-size:'+size+'px;animation-duration:'+duration+'s';
    element.innerHTML = character;
    window.setTimeout(app.remove, duration * 1000, element);
  },

  remove: function (element) {
    element.parentNode.removeChild(element);
  },

};

document.addEventListener('DOMContentLoaded', app.init);