function httpGet(url, params, method = 'GET', callback) {

    if (window.shop_domain !== ''){
      url =  url.replace('/api','')
    }
  
    $.ajax({
      type: method,
      url: window.shop_domain + url,
      data: params,
      async: true,
      error: function (request) {},
      success: function (data) {
        callback(data);
      }
    });
  }
  
  function httpPostFile(url, params, method = 'POST', callback) {
    if (window.shop_domain !== ''){
      url =  url.replace('/api','')
    }
    
    $.ajax({
      type: method,
      url: window.shop_domain + url,
      cache: false,
      data: params,
      processData: false,
      contentType: false,
      error: function (request) {},
      success: function (data) {
        callback(data);
      }
    });
  }
  
  function jsonP (url, params) {
    return new Promise(resolve => {
      var head = document.getElementsByTagName("head")[0];
      var script = document.createElement("script");
      script.type = "text/javascript";
      const paramStr = Object.keys(params)
        .map(v => `${v}=${params[v]}`)
        .join("&");
  
      script.src = `${url}?${paramStr}`;
      // 借鉴了jQuery的script跨域方法
      script.onload = script.onreadystatechange = function() {
        if (
          !this.readyState ||
          this.readyState === "loaded" ||
          this.readyState === "complete"
        ) {
          resolve();
          script.onload = script.onreadystatechange = null;
        }
      };
      head.insertBefore(script, head.firstChild);
    })
  }
  
  // 手机端菜单 出现
  $('#openXsMenu').on('click', function () {
    $("#collapsibleNavbar").css('visibility', 'visible');
    $("#collapsibleNavbar").css('opacity', '1');
    $("#collapsibleNavbar").css('background-color', 'rgba(0,0,0,.7)');
    $(".navbar-nav").css('opacity', '1');
    $(".navbar-nav").css('left', '0');
    document.body.style.overflow = 'hidden';
  });
  
  // 手机端菜单 关闭
  $('#xsMenuClose').on('click', function () {
    $("#collapsibleNavbar").css('visibility', 'hidden');
    $("#collapsibleNavbar").css('opacity', '0');
    $("#collapsibleNavbar").css('background-color', 'rgba(0,0,0,.0)');
    $(".navbar-nav").css('opacity', '0');
    $(".navbar-nav").css('left', '-100vw');
    document.body.style.overflow = 'visible';
  });