navody-digital-frontend/govuk/utilities/appear-link/appear-link.js

Navody.Digital Frontend contains the code you need to start building a user interface for navody.digital

(function (global, factory) {
	typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
	typeof define === 'function' && define.amd ? define('navodyDigitalFrontend', factory) :
	(global.navodyDigitalFrontend = factory());
}(this, (function () { 'use strict';

function SndAppearLink ($module) {
  this.$module = $module;
  this.$appear = null;
  this.$disappear = null;
}

SndAppearLink.prototype.init = function () {
  // Check for module
  var $module = this.$module;
  if (!$module) {
    return
  }

  $module.addEventListener('click', this.handleClick.bind(this));
  var appearId = $module.dataset.appear;
  var disappearId = $module.dataset.disappear;

  this.$appear = document.getElementById(appearId);
  this.$disappear = document.getElementById(disappearId);
};

SndAppearLink.prototype.handleClick = function (event) {
  event.preventDefault();

  if (this.$appear) {
    this.$appear.classList.remove('sdn-appear-link-hide');
  }
  if (this.$disappear) {
    this.$disappear.classList.add('sdn-appear-link-hide');
  }
};

return SndAppearLink;

})));