define(['jquery'], function ($) {
  // 活跃导航条
  function handleNavbarStatus (index) {
    index = index === undefined ? $('#navbarIndex').val() : index;
    $('.navbar_item').eq(index).addClass('active').siblings().removeClass('active');
  }
  
  $('.js-robGift').on('click', function () {
    $('#GiftDetailDialog').fadeIn(200);
  });
  $('#GiftDetailDialog .CloseDialog').on('click', function () {
    $('#GiftDetailDialog').fadeOut(200);
  });
  $("#successDialog .closeSuccessDialog").on('click', function () {
    $('#successDialog').fadeOut();
    window.location.reload();
  });
  
  
  // 锁定Y轴，纵向不可滚动
  function lockY () {
    $('body').css({height:'100vh',overflow: 'hidden'});
  }

  // 解锁Y轴
  function unlockY () {
    $('body').css({height:'auto',overflow: 'auto'});
  }

  // 底部背景图片的显示隐藏
  function handleFixedBanner () {
    var isShow = sessionStorage.getItem('showFixedBanner');
    if (isShow !== '0') {
      $('.banner_pic').show();
      $('.banner_pic i').on('click', function () {
        sessionStorage.setItem('showFixedBanner', 0);
        $(this).parent().fadeOut(1000);
        $('.footer').css('margin-bottom', 0);
      });
    }
  }

  // 关于我们页面切换
  function switchPage(){
    var url = window.location.search.split('=')[1];
    if(url == "1"){
      $('.contact-us').show().siblings().hide();
    }else if(url == '2'){
      $('.sincere-hire').show().siblings().hide();
    }else if(url == '3'){
      $('.customer-center').show().siblings().hide();
    }else if(url == '4'){
      $('.parents-care').show().siblings().hide();
    }else{
      $('.inner-about-us').show().siblings().hide();
    }
  }
  
  return {
    handleNavbarStatus: handleNavbarStatus,
    lockY: lockY,
    unlockY: unlockY,
    handleFixedBanner: handleFixedBanner,
    switchPage: switchPage
  };
});