.net core 3.1 生成树形菜单

 public class MenuTree
    {
        public long id { get; set; }
        public string text { get; set; }
        public string icon { get; set; }
        public string route { get; set; }
        public List<MenuTree> children = new List<MenuTree>();
        /// <summary>
        /// 递归生成树形菜单
        /// </summary>
        /// <param name="menuList">菜单数据</param>
        /// <param name="parenId">父级ID</param>
        /// <returns></returns>
        public static List<MenuTree> CreateTree(List<Menu> menuList, long parenId = 0)
        {
            var resources = menuList.Where(m => m.ParentId == parenId).Select(s =>
            new MenuTree
            {
                id = s.Id,
                text = s.Name,
                route = s.Nickname ?? ""
            }).ToList();
            if (resources.Count > 0)
            {
                var data = new List<MenuTree>();
                resources.ForEach(t =>
                {
                    t.children = CreateTree(menuList, t.id);
                    data.Add(t);
                });
                return data;
            }
            return new List<MenuTree>();
        }
    }