using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using CB.Cache;
using CB.Entity;

namespace CB.Data
{
    public partial class Caches
    {
        /// <summary>
        /// 获取工具配置信息
        /// </summary>
        /// <returns></returns>
        public static IList<TrendToolInfo> GetTrendToolList(TrendToolInfo entity)
        {
            var cache = CBCache.GetCacheService();
            IList<TrendToolInfo> list = cache.GetObject(CacheKeys.TrendToolList) as IList<TrendToolInfo>;
            if (null == list)
            {
                list = TrendToolService.ToList();
                cache.AddObject(CacheKeys.TrendToolList, list);
            }
            #region
            //foreach (var item in list)
            //{
            //    if ((entity.Id == item.Id || entity.Id == 0)
            //        && (entity.PageID == item.PageID || entity.PageID == 0)
            //        && (entity.ParentID == item.ParentID || entity.ParentID == 0)
            //        && (entity.Status == item.Status || entity.Status == FilterStatus.None))
            //    {
            //        listResult.Add(item);
            //    }
            //}
            #endregion
            return list.Where(item => (entity.Id == item.Id || entity.Id == 0)
                && (entity.PageID == item.PageID || entity.PageID == 0)
                && (entity.ParentID == item.ParentID || entity.ParentID == 0)
                && (entity.Status == item.Status || entity.Status == FilterStatus.None)).ToList();
        }

        /// <summary>
        /// 获取工具配置信息及子项
        /// </summary>
        /// <returns></returns>
        public static List<TrendToolInfo> GetTrendToolChildList(TrendToolInfo entity)
        {
            var cache = CBCache.GetCacheService();
            IList<TrendToolInfo> list = cache.GetObject(CacheKeys.TrendToolList) as IList<TrendToolInfo>;
            if(list== null)
            {
                list = TrendToolService.ToList();
                cache.AddObject(CacheKeys.TrendToolList, list);
            }
            var query = GetSonId(list, entity.Id);
            List<TrendToolInfo> result = query.ToList();
            ////加入第一级
            var item = list.FirstOrDefault(x => x.Id == entity.Id);
            if (item!=null)
            {
                result.Add(item);   
            }
            return result;
        }
        /// <summary>
        /// 递归实现
        /// </summary>
        /// <param name="list"></param>
        /// <param name="id"></param>
        /// <returns></returns>
        private static IEnumerable<TrendToolInfo> GetSonId(IList<TrendToolInfo> list, int id)
        {
            var query = from c in list
                        where c.ParentID == id
                        select c;

            var trendToolInfos = query as IList<TrendToolInfo> ?? query.ToList();
            return trendToolInfos.ToList().Concat(trendToolInfos.ToList().SelectMany(t => GetSonId(list, t.Id)));
        }


        /// <summary>
        /// 生成3D所有的号码
        /// </summary>
        /// <returns></returns>
        public static List<string>  GetBase3DAllNumber()
        {
            var cache = CBCache.GetCacheService();
            List<string> cachelist = cache.GetObject(CacheKeys.TrendTool3DNumbers) as List<string>;

            if (null == cachelist || cachelist.Count == 0)
            {
                if (null == cachelist) cachelist = new List<string>();
                for (int i = 0; i < 1000; i++)
                {
                    cachelist.Add(string.Join(",", i.ToString("000").ToCharArray()));
                  
                }
                cache.AddObject(CacheKeys.TrendTool3DNumbers, cachelist);
            }
	        List<string> list = new List<string>(cachelist.ToArray());
            return list;
        }
    }
}