$(function () {
  
  //var videos = $('.banner-swiper video');
  
  if (window.innerwidth <= 750) {
    new wow().init();
  }
  
  $(window).resize(function () {
    if (window.innerwidth / window.innerheight > 16 / 9) {
      $('body').addclass('width-longer').removeclass('height-longer');
    } else {
      $('body').addclass('height-longer').removeclass('width-longer');
    }
  
    if (window.innerwidth / window.innerheight > 4 / 3) {
      $('body').addclass('pad-width-longer').removeclass('pad-height-longer');
    } else {
      $('body').addclass('pad-height-longer').removeclass('pad-width-longer');
    }
    
  }).trigger('resize');
  
  $('.banner .btn-fold').click(function () {
    $('.banner-left').toggleclass('folded');
  });
  
  settimeout(function () {
    $('.banner-left').addclass('folded');
  }, 10000);
  
  $('.site-40th').click(function () {
    window.bannerswiper.slidetoloop(0);
  });
  
  /*$('.sig-title .line').each(function (i, e) {
    $(e).splitletter();
    anime.timeline({loop: false})
    .add({
      targets: e.childnodes,
      translatex: [40, 0],
      translatez: 0,
      opacity: [0, 1],
      easing: "easeoutexpo",
      duration: 1200,
      delay: (el, i2) => 1100 + i * 150 + 40 * i2
    });
  });*/
  
  $('.scroll-hint').click(function () {
    $('html, body').animate({
      scrolltop: window.innerheight - $('.site-header').innerheight() * .25
    }, 500);
  });
  
  window.businessswiper = new swiper('.business-swiper', {
    slidesperview: 1,
    effect: 'fade'
  });
  
  $('.business-col').mouseenter(function () {
    var self = $(this);
    var index = self.index();
    self.addclass('active').siblings().removeclass('active');
    
    window.businessswiper && window.businessswiper.slideto(index);
  });
  
  
  var counted = false;
  
  function checkupdatenumbers() {
    if ($('.intro .part2').hasclass('animated') && !counted) {
      counted = true;
      window.countup1 = new countup($('.part2-1 .value')[0], 0, 2466.84, 2, 5, {
        usegrouping: true,
        separator: ',',   // 使用千分位时分割符号
        decimal: '.',   // 小数位分割符号
      });
      window.countup2 = new countup($('.part2-2 .value')[0], 0, 131.71, 2, 5, {
        usegrouping: true,
        separator: ',',   // 使用千分位时分割符号
        decimal: '.',   // 小数位分割符号
      });
      window.countup3 = new countup($('.part2-3 .value')[0], 0, 60, 0, 5, {
        usegrouping: false,
      });
      
      window.countup1.start();
      window.countup2.start();
      window.countup3.start();
    }
  }
  
  /*function updateheadlineinfoheight(){
    $('.headline .info').css('height', $('.headline').height() - $('.headline .cover').height() + 'px')
  }
  
  updateheadlineinfoheight();*/
  
  if(window.innerwidth <= 960 && window.innerwidth > 750){
    $('.headline .info').css('height', $('.headline').height() - $('.headline .cover').height() + 'px')
  }
  
  $('.site-footer').addclass('cascade');
  
  var lastheight = 0;
  
  
  function updateplaceholderheight() {
    
    if (window.innerwidth <= 750) {
      return;
    }
    
    //获取所有没有已经滚动上去的区域
    //已经滚动上去的区域的定义：
    //底部已经高于当前浏览器下边框
    
    var totalplaceholderheight = 0;
    
    var status = 'settled';
    
    $('.cascade').each(function (i, e) {
      //$(e).removeclass('settled revealing hidden'.replace(status, ''));
      var headerheight = $('.site-header').innerheight();
      
      $(e).attr('data-class', status);
      if (status == 'settled') {
        $(e).addclass('animated');
        $(e).find('.wow').addclass('animated');
        $(e).css('transform', 'none');
      } else {
        
        var eheight = $(e).innerheight();
        
        $(e).css({
          transform: 'translatey(' + -math.min(0, window.innerheight - eheight - headerheight) + 'px) translatez(0)'
        });
        
        totalplaceholderheight += $(e).innerheight();
      }
      
      //元素下边框
      var elementtop = $(e).offset().top;
      var elementbottom = elementtop + $(e).innerheight();
      //浏览器下边框
      var explorertop = document.documentelement.scrolltop || document.body.scrolltop || window.pageyoffset;
      var explorerbottom = explorertop + window.innerheight;
      
      var nexte = $('.cascade').eq(i + 1);
      var nextebottom = math.min(0, window.innerheight - nexte.innerheight() - headerheight);
      
      if (status == 'revealing') {
        status = 'hidden';
      } else if (status == 'settled') {
        if (nexte.length && (elementbottom + nexte.innerheight() + nextebottom) > explorerbottom + 1) {
          status = 'revealing';
        }
      }
    });
    
    
    if (totalplaceholderheight != lastheight) {
      $('.page-content').css('margin-bottom', totalplaceholderheight + 'px');
      
      lastheight = totalplaceholderheight;
    }
    
    $('.cascade').each(function (i, e) {
      var newclass = $(e).attr('data-class');
      $(e).removeclass('settled revealing hidden'.replace(newclass, ''));
      $(e).addclass(newclass);
    });
    
  }
  
  $(window).scroll(checkupdatenumbers);
  $(window).scroll(updateplaceholderheight);
  
  updateplaceholderheight();
})