/**

* Ajax autocomplete wrapper.
*
* @author Htmlstream
* @version 1.0
*
*/

;(function ($) {

'use strict';

$.HSCore.components.HSAjaxAutocomplete = {
  /**
   *
   *
   * @var Object _baseConfig
   */
  _baseConfig: {
    animation: 'fade',
    animationSpeed: 400
  },

  /**
   *
   *
   * @var jQuery pageCollection
   */
  pageCollection: $(),

  /**
   * Initialization of Ajax autocomplete wrapper.
   *
   * @param String selector (optional)
   * @param Object config (optional)
   *
   * @return jQuery pageCollection - collection of initialized items.
   */

  init: function (selector, config) {

    this.collection = selector && $(selector).length ? $(selector) : $();
    if (!$(selector).length) return;

    this.config = config && $.isPlainObject(config) ?
        $.extend({}, this._baseConfig, config) : this._baseConfig;

    this.config.itemSelector = selector;

    this.initAjaxAutocomplete();

    return this.pageCollection;

  },

  initAjaxAutocomplete: function () {
    //Variables
    var $self = this,
        config = $self.config,
        collection = $self.pageCollection;

    //Actions
    this.collection.each(function (i, el) {
      //Variables
      var $this = $(el),
          $target = $this.data('target'),
          animation = $this.data('animation'),
          animationSpeed = $this.data('animation-speed');

      $this.on('keyup', function () {
        if (animation == 'fade') {
          if ($this.val()) {
            $('#' + $target).fadeIn(animationSpeed);
          }

          else {
            $('#' + $target).fadeOut(animationSpeed);
          }
        } else {
          if ($this.val()) {
            $('#' + $target).slideDown(animationSpeed);
          }

          else {
            $('#' + $target).slideUp(animationSpeed);
          }
        }
      });

      $this.on('focusout', function () {
        if (animation == 'fade') {
          $('#' + $target).fadeOut(animationSpeed);
        } else {
          $('#' + $target).slideUp(animationSpeed);
        }
      });

      //Actions
      collection = collection.add($this);
    });
  }

};

})(jQuery);