/// <summary>
/// roomID=4224224371&quizNum=1&uid=194682676
/// </summary>
/// <param name="requestBody">请求体内容</param>
/// <returns></returns>
public static KingRequest Parse(string requestBody)
{
var request = new KingRequest();
var kvs = from item in requestBody.Split('&')
let kv = item.Split('=')
where (kv.Length == 2)
select new { key = kv.First(), value = kv.Last() };
foreach (var kv in kvs)
{
if (kv.key.Equals("roomID", StringComparison.OrdinalIgnoreCase))
{
request.roomID = kv.value;
}
else if (kv.key.Equals("quizNum", StringComparison.OrdinalIgnoreCase))
{
request.quizNum = kv.value;
}
else if (kv.key.Equals("uid", StringComparison.OrdinalIgnoreCase))
{
request.uid = kv.value;
}
}
return(request);
}
/// <summary>
/// 更新最佳选项到db
/// </summary>
/// <param name="session"></param>
private static void UpdateCorrectOptions(Session session)
{
var kingRequest = KingRequest.FromSession(session);
var kingAnswer = KingAnswer.FromSession(session);
if (kingAnswer == null || kingAnswer.IsValidate() == false)
{
return;
}
var context = KingContextTable.TakeByRequest(kingRequest);
if (context == null)
{
return;
}
using (var sqlLite = new SqlliteContext())
{
var quiz = context.KingQuestion.data.quiz;
var quizAnswer = sqlLite.QuizAnswer.Find(quiz);
if (quizAnswer != null)
{
quizAnswer.Answer = context.GetAnswer(kingAnswer);
sqlLite.SaveChanges();
Console.WriteLine($"更新正确答案到db：{Environment.NewLine}{quizAnswer}");
}
}
}
/// <summary>
/// 通过请求体内容获取获取历史数据
/// </summary>
/// <param name="request">请求体内容获</param>
/// <returns></returns>
public static HistoryData TryGet(KingRequest request)
{
lock (syncRoot)
{
return(dictionary.Values.FirstOrDefault(item => item.KingRequest.Equals(request)));
}
}
/// <summary>
/// 通过请求体内容获取获取http数据上下文
/// </summary>
/// <param name="kingRequest">请求体内容获</param>
/// <returns></returns>
public static KingContext TakeByRequest(KingRequest kingRequest)
{
lock (syncRoot)
{
var index = list.FindIndex(item => item.KingRequest.Equals(kingRequest));
if (index < 0)
{
return(null);
}
var context = list[index];
list.RemoveAt(index);
return(context);
}
}
/// <summary>
/// 从本地和网络查找答案
/// 返回正确选项的索引
/// </summary>
/// <param name="session">会话</param>
/// <returns></returns>
private static int GetOptionIndex(Session session, out KingQuestion kingQuestion)
{
kingQuestion = KingQuestion.FromSession(session);
if (kingQuestion == null || kingQuestion.IsValidate() == false)
{
return(-1);
}
KingContextTable.Add(new KingContext
{
KingQuestion = kingQuestion,
KingRequest = KingRequest.FromSession(session)
});
// 找答案
return(SearchOptionIndex(kingQuestion));
}
/// <summary>
/// 更新最佳选项并保存
/// </summary>
/// <param name="session"></param>
private static void UpdateBestAndSave(Session session)
{
session.utilDecodeRequest();
session.utilDecodeResponse();
var requestBody = Encoding.UTF8.GetString(session.RequestBody);
var responseBody = Encoding.UTF8.GetString(session.ResponseBody);
var kingRequest = KingRequest.Parse(requestBody);
var kingAnswer = KingAnswer.Parse(responseBody);
if (kingAnswer != null && kingAnswer.data != null)
{
var data = HistoryDataTable.TryGet(kingRequest);
if (data != null)
{
var index = kingAnswer.data.answer - 1;
data.SearchResult.Best = data.SearchResult.Options[index];
}
}
}
/// <summary>
/// 从本地和网络查找答案
/// 并转发给对应的ws客户端
/// </summary>
/// <param name="session">会话</param>
/// <param name="sync">是否同步</param>
/// <returns></returns>
private static async Task <HistoryData> SearchHistoryDataAsync(Session session, bool sync)
{
session.utilDecodeRequest();
session.utilDecodeResponse();
var requestBody = Encoding.UTF8.GetString(session.RequestBody);
var responseBody = Encoding.UTF8.GetString(session.ResponseBody);
var kingQuestion = KingQuestion.Parse(responseBody);
if (kingQuestion == null || kingQuestion.IsValidate() == false)
{
return(null);
}
var kingRequest = KingRequest.Parse(requestBody);
var title = kingQuestion.data.quiz;
var beginTime = DateTime.Now;
var history = HistoryDataTable.TryGet(title);
if (history == null)
{
history = new HistoryData
{
QuestionData = kingQuestion.data,
KingRequest = KingRequest.Parse(requestBody),
SearchResult = await BaiduSearcher.SearchAsync(kingQuestion, withAnswer)
};
HistoryDataTable.TryAdd(history);
}
var data = JsonConvert.DeserializeObject <HistoryData>(JsonConvert.SerializeObject(history));
data.KingRequest = kingRequest;
data.QuestionData = kingQuestion.data;
data.SearchResult = history.SearchResult.CreateNewByQuestionData(kingQuestion.data);
return(data);
}