'use strict';

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

!function ($) {

  /**
   * ResponsiveToggle module.
   * @module foundation.responsiveToggle
   * @requires foundation.util.mediaQuery
   */

  var ResponsiveToggle = function () {
    /**
     * Creates a new instance of Tab Bar.
     * @class
     * @fires ResponsiveToggle#init
     * @param {jQuery} element - jQuery object to attach tab bar functionality to.
     * @param {Object} options - Overrides to the default plugin settings.
     */

    function ResponsiveToggle(element, options) {
      _classCallCheck(this, ResponsiveToggle);

      this.$element = $(element);
      this.options = $.extend({}, ResponsiveToggle.defaults, this.$element.data(), options);

      this._init();
      this._events();

      Foundation.registerPlugin(this, 'ResponsiveToggle');
    }

    /**
     * Initializes the tab bar by finding the target element, toggling element, and running update().
     * @function
     * @private
     */


    _createClass(ResponsiveToggle, [{
      key: '_init',
      value: function _init() {
        var targetID = this.$element.data('responsive-toggle');
        if (!targetID) {
          console.error('Your tab bar needs an ID of a Menu as the value of data-tab-bar.');
        }

        this.$targetMenu = $('#' + targetID);
        this.$toggler = this.$element.find('[data-toggle]');

        this._update();
      }

      /**
       * Adds necessary event handlers for the tab bar to work.
       * @function
       * @private
       */

    }, {
      key: '_events',
      value: function _events() {
        var _this = this;

        this._updateMqHandler = this._update.bind(this);

        $(window).on('changed.zf.mediaquery', this._updateMqHandler);

        this.$toggler.on('click.zf.responsiveToggle', this.toggleMenu.bind(this));
      }

      /**
       * Checks the current media query to determine if the tab bar should be visible or hidden.
       * @function
       * @private
       */

    }, {
      key: '_update',
      value: function _update() {
        // Mobile
        if (!Foundation.MediaQuery.atLeast(this.options.hideFor)) {
          this.$element.show();
          this.$targetMenu.hide();
        }

        // Desktop
        else {
            this.$element.hide();
            this.$targetMenu.show();
          }
      }

      /**
       * Toggles the element attached to the tab bar. The toggle only happens if the screen is small enough to allow it.
       * @function
       * @fires ResponsiveToggle#toggled
       */

    }, {
      key: 'toggleMenu',
      value: function toggleMenu() {
        if (!Foundation.MediaQuery.atLeast(this.options.hideFor)) {
          this.$targetMenu.toggle(0);

          /**
           * Fires when the element attached to the tab bar toggles.
           * @event ResponsiveToggle#toggled
           */
          this.$element.trigger('toggled.zf.responsiveToggle');
        }
      }
    }, {
      key: 'destroy',
      value: function destroy() {
        this.$element.off('.zf.responsiveToggle');
        this.$toggler.off('.zf.responsiveToggle');

        $(window).off('changed.zf.mediaquery', this._updateMqHandler);

        Foundation.unregisterPlugin(this);
      }
    }]);

    return ResponsiveToggle;
  }();

  ResponsiveToggle.defaults = {
    /**
     * The breakpoint after which the menu is always shown, and the tab bar is hidden.
     * @option
     * @example 'medium'
     */
    hideFor: 'medium'
  };

  // Window exports
  Foundation.plugin(ResponsiveToggle, 'ResponsiveToggle');
}(jQuery);