abec-ec.github.io/scramble.js at main · AbEC-EC/abec-ec.github.io · GitHub

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function scrambledString(
  tag,
  objName,
  initScrambledString,
  initScrambledStringIndices
) {
  this.tag = tag;
  this.objName = objName;
  this.string = initScrambledString;
  this.indices = initScrambledStringIndices;
  this.rescramble = rescramble;
  this.initAnimatedBubbleSort = initAnimatedBubbleSort;
  this.bubbleSortStep = bubbleSortStep;
  this.bubbleSortBookmark = 0;

  this.rescramble();
  this.tag.innerHTML =
    this.string +
    ' [ <a href="#" onClick="' +
    this.objName +
    '.initAnimatedBubbleSort();return false;">show</a> ]';
}

function rescramble() {
  for (i = 0; i < this.indices.length; i++) {
    indexToMove = Math.floor(Math.random() * (this.indices.length - i));
    charIndexRemoved = this.indices.splice(indexToMove, 1);
    this.indices = this.indices.concat(charIndexRemoved);
    scrambledStringTemp =
      this.string.substring(0, indexToMove) +
      this.string.substring(indexToMove + 1) +
      this.string.substring(indexToMove, indexToMove + 1);
    this.string = scrambledStringTemp;
  }
}

function initAnimatedBubbleSort() {
  this.interval = setInterval(this.objName + ".bubbleSortStep()", 12);
}

function bubbleSortStep() {
  if (this.bubbleSortBookmark >= this.indices.length - 1) {
    this.bubbleSortBookmark = 0;
  }
  for (i = this.bubbleSortBookmark; i < this.indices.length - 1; i++) {
    if (i == 0) {
      this.changed = 0;
    }
    if (this.indices[i] > this.indices[i + 1]) {
      this.changed = 1;
      tempIndex = this.indices[i];
      this.indices[i] = this.indices[i + 1];
      this.indices[i + 1] = tempIndex;
      tempArrange =
        this.string.substring(0, i) +
        this.string.substring(i + 1, i + 2) +
        this.string.substring(i, i + 1) +
        this.string.substring(i + 2);
      this.string = tempArrange;
      this.tag.innerHTML = this.string;
      this.bubbleSortBookmark = i;
      break;
    }
  }
  this.bubbleSortBookmark = i;
  if (!this.changed) {
    clearInterval(this.interval);
  }
}