"use strict";

/**
 * Licensed Materials - Property of IBM
 * IBM Cognos Products: Cognos Analytics
 * Copyright IBM Corp. 2015, 2016
 * US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 */
define(['jquery', 'underscore', 'bi/commons/ui/core/Class', 'bi/admin/nls/StringResource', 'bi/commons/utils/Utils'], function ($, _, Class, StringResource, Utils) {
  'use strict'; //NOSONAR: meant to be strict

  var _singletonInstance = null;
  var WaitingMask = Class.extend({
    init: function init(options) {
      $.extend(this, options);
    },
    clear: function clear(parent) {
      var $parent = $(parent);
      var $mask = $parent.find('.mask-layer');
      $mask.remove();
    },
    show: function show(parent, label) {
      var $parent = $(parent);
      var htmlMask = '<div class="mask-layer"><div class="mask-bg"><div class="msg">' + label + '</div></div></div>';
      var $mask = $(htmlMask);
      $parent.append($mask);
      var $workingIndicator = $(Utils.getLoadingAnimation(1));
      $workingIndicator.addClass('loginWorking');
      $parent.find('.mask-bg').append($workingIndicator[0]);
      return $mask;
    }
  });
  var _static = {
    getInstance: function getInstance() {
      if (!_singletonInstance) {
        _singletonInstance = new WaitingMask();
      }

      return _singletonInstance;
    }
  };
  return _static.getInstance();
});