Choices/src/scripts/components/wrapped-element.js

import { dispatchEvent, isElement } from '../lib/utils';

export default class WrappedElement {
  constructor({ element, classNames }) {
    Object.assign(this, { element, classNames });

    if (!isElement(element)) {
      throw new TypeError('Invalid element passed');
    }

    this.isDisabled = false;
  }

  get value() {
    return this.element.value;
  }

  set value(value) {
    // you must define setter here otherwise it will be readonly property
    this.element.value = value;
  }

  conceal() {
    // Hide passed input
    this.element.classList.add(this.classNames.input);
    this.element.classList.add(this.classNames.hiddenState);

    // Remove element from tab index
    this.element.tabIndex = '-1';

    // Backup original styles if any
    const origStyle = this.element.getAttribute('style');

    if (origStyle) {
      this.element.setAttribute('data-choice-orig-style', origStyle);
    }

    this.element.setAttribute('aria-hidden', 'true');
    this.element.setAttribute('data-choice', 'active');
  }

  reveal() {
    // Reinstate passed element
    this.element.classList.remove(this.classNames.input);
    this.element.classList.remove(this.classNames.hiddenState);
    this.element.removeAttribute('tabindex');

    // Recover original styles if any
    const origStyle = this.element.getAttribute('data-choice-orig-style');

    if (origStyle) {
      this.element.removeAttribute('data-choice-orig-style');
      this.element.setAttribute('style', origStyle);
    } else {
      this.element.removeAttribute('style');
    }
    this.element.removeAttribute('aria-hidden');
    this.element.removeAttribute('data-choice');

    // Re-assign values - this is weird, I know
    this.element.value = this.element.value;
  }

  enable() {
    this.element.removeAttribute('disabled');
    this.element.disabled = false;
    this.isDisabled = false;
  }

  disable() {
    this.element.setAttribute('disabled', '');
    this.element.disabled = true;
    this.isDisabled = true;
  }

  triggerEvent(eventType, data) {
    dispatchEvent(this.element, eventType, data);
  }
}