var aboutFn = {

  updatePlatform: function () {
    var isMobile = /android|iphone|ipad|ipod/g.test(window.navigator.userAgent.toLowerCase()) || $(window).width() <= 1024;
    var isMac = /mac os x/g.test(window.navigator.userAgent.toLowerCase());
    if (isMobile) {
      $("body").addClass("mobile").removeClass("pc");
    } else {
      $("body").addClass("pc").removeClass("mobile");
    }
  },


  //  动画
  updateAnimate: function () {
    var selector = $(".show-in, .fade-in, .scale-in, .fade-in-up, .fade-in-left, .fade-in-right, .fade-in-down, *[count-up-to], *[count-up-to-p]");
    var wh = $(window).height();
    var st = $(window).scrollTop();
    var offset = 0;
    var space = 150;

    selector.each(function () {
      var _this4 = this;

      var oft = $(this).offset().top - wh - st;
      var delay = parseInt($(this).attr("data-fade-delay"), 10) || 50;

      if (oft < 0 && !$(this).hasClass("show")) {
        $(this).attr("data-faded", true);

        if (oft > -wh) {
          offset += space;
        }

        setTimeout(function () {
          $(_this4).addClass("show");
          window.animateShowCallback && animateShowCallback(_this4);

          if (!$('body[data-page="index"]').length) {
            $("*[count-up-to-p]").each(function () {
              $(this).html($(this).attr("count-up-to-p"));
              try {
                if ($(this).data("countup")) {
                  $(this).data("countup").pauseResume();
                }
                window.counterUp["default"](this, {
                  duration: 1500,
                  delay: 50
                });
              } catch (error) {
                console.log(error)
              }
            });
          }
        }, 10);
        // }, $(this).attr("data-fade-immediately") === "true" ? delay : delay + offset);
      }
    });
  },


  setNavBg: function () {
    aboutFn.updatePlatform()
    aboutFn.updateAnimate()
  },
}


$(function () {
  $(window).on("scroll", aboutFn.setNavBg);
  $(window).on("resize", aboutFn.setNavBg);
  aboutFn.setNavBg();
})