(function ($) {

  /**
   * Responsive video
   */
  function responsiveVideo() {
    $('.entry, .widget').fitVids();
  }

  /**
   * Search pop up
   */
  function searchToggle() {
    var $toggle = $('.search-toggle'),
      $form = $('.search-wrapper');

    $toggle.on('click', function (e) {
      e.preventDefault();
      $(this).toggleClass('close-toggle');
      $form.toggleClass('open-form');
    });
  }

  /**
   * Back to top
   */
  function backToTop() {
    if ($('.back-to-top').length) {
      var scrollTrigger = 100,
        backToTop = function () {
          var scrollTop = $(window).scrollTop();
          if (scrollTop > scrollTrigger) {
            $('.back-to-top').addClass('show');
          } else {
            $('.back-to-top').removeClass('show');
          }
        };

      backToTop();
      $(window).on('scroll', function () {
        backToTop();
      });

      $('.back-to-top').on('click', function (e) {
        e.preventDefault();
        $('html, body').animate({
          scrollTop: 0
        }, 700);
      });

    }
  }

  /**
   * Mobile nav
   */
  function mobileNav() {

    var $site = $('.site');

    $('.menu-toggle').on('click', function (e) {
      e.preventDefault();

      if ($site.hasClass('show-mobile-nav')) {
        $site.removeClass('show-mobile-nav');
      } else {
        $site.addClass('show-mobile-nav');
      }
    })

  }

  /**
   * Mobile nav: Dropdown
   */
  function dropDownToggle() {
    $('.submenu-expand').each(function () {
      $(this).on('click', function (e) {
        e.preventDefault();
        $(this).parent().toggleClass('submenu-open');
        $(this).next('ul').toggle();
      });
    });
  }

  // Document ready
  $(function () {
    responsiveVideo();
    searchToggle();
    backToTop();
    // mobileNav();
    dropDownToggle();
  });

}(jQuery));