skl-www/lib/last.js

// 树状结构构建插件
const last = {
  install (Vue) {
    Vue.prototype.$last = function(options) {
      const last = item => {
        const isCode = options.menus.filter(j => j.code == item);
        if (isCode.length > 0) {
          const children = options.menus.filter(k => k.parentCode == isCode[0]?.code);
          if (children.length > 0) return last(children[0]?.code);
        }
        return isCode[0];
      };
      const item = last(options.code);
      sessionStorage.setItem('code', item.code);
      return item;
    };
  }
};
export default last;