using System;
using System.Collections.Generic;

using CB.Cache;
using CB.Entity;

namespace CB.Data
{
    public partial class Caches
    {
        /// <summary>
        /// 页面推荐列表 热点推荐列表
        /// </summary>
        /// <returns></returns>
        public static IList<RecommendInfo> GetRecommendList()
        {
            var cache = CBCache.GetCacheService();
            IList<RecommendInfo> list = cache.GetObject(CacheKeys.RecommendList) as IList<RecommendInfo>;
            if (null == list)
            {
                list = RecommendsService.ToList();
                cache.AddObject(CacheKeys.RecommendList, list);
            }
            return list;
        }

        /// <summary>
        /// 获取推荐信息 热点推荐
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public static RecommendInfo GetRecommend(int id)
        {
            var list = GetRecommendList();
            if (null == list || 0 >= list.Count)
                return null;

            RecommendInfo entity = null;
            foreach (var item in list)
            {
                if (id == item.Id)
                { entity = item; break; }
            }
            return entity;
        }

        /// <summary>
        /// 获取推荐内容 热点内容
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public static string GetRecommendContent(int id)
        {
            var entity = GetRecommend(id);
            return null == entity ? "" : entity.Content;
        }
    }
}