/// <summary>
/// 获取匹配的前几条热门专题
/// </summary>
/// <param name="keyword">要匹配的关键字</param>
/// <param name="topNumber">前N条</param>
/// <returns>符合搜索条件的分页集合</returns>
public IEnumerable <string> AutoCompleteSearch(string keyword, int topNumber)
{
IEnumerable <TopicEntity> hotTopics = topicService.GetMatchTops(topNumber, keyword, null, null, SortBy_Topic.GrowthValue_Desc);
if (hotTopics.Count() > topNumber)
{
hotTopics.Take(topNumber);
}
return(hotTopics.Select(n => n.TopicName));
}
