recursion

gistfile1.txt

 /**
   * 获取品类树 并 做key-value 映射
   */
  getCascaderTree: function(){
      var self = this;
      // 递归 key-value 映射
      var recursion = function(children){
          if(children && children.length > 0){
              return children.map((item)=>{
                  return {
                      label: item.name,
                      value: item.id,
                      children: recursion(item.subcate)
                  }
              })
          }else{
              return [];
          }
      }
      $.get('/uicomponent/wmpoi/cates', {},
        function (res) {
            if (res.code == 0) {
              let _tagFriData = recursion(res.data);
              self.setState({cascaderInfo: _tagFriData});
            }
        });
  }