/// <summary>
/// 搜索问题
/// </summary>
/// <param name="kingQuestion">问题</param>
/// <returns></returns>
public virtual BestOption Search(KingQuestion kingQuestion)
{
// 从badidu找出原始结论
var quiz = this.ClearNot(kingQuestion.data.quiz, out bool clearNot);
var sourceAnswer = this.SearchSourceAnswers(quiz, trys: 1);
if (sourceAnswer == null || sourceAnswer.Length == 0)
{
return(this.Next.Search(kingQuestion));
}
// 各个选项和结论的匹配次数
var opts = kingQuestion.data.options;
var options = opts.Select((opt, i) => new
{
Index = i,
Option = opt,
Score = this.GetMatchScore(sourceAnswer, opt)
}).ToArray();
var best = clearNot ?
options.OrderBy(item => item.Score).FirstOrDefault() :
options.OrderByDescending(item => item.Score).FirstOrDefault();
// 两个相同的结果，表示没有答案
const int digits = 5;
if (options.Any(item => item != best && Math.Round(item.Score, digits) == Math.Round(best.Score, digits)))
{
return(this.Next.Search(kingQuestion));
}
return(new BestOption
{
Index = best.Index,
Option = best.Option
});
}
public override BestOption Search(KingQuestion kingQuestion)
{
return(null);
}