public async Task <bool> Validate(string quizId, QuizSubmit quizSubmit)
{
var option = await dbContext.QuizOptions.Select(o => new QuizOption
{
Correct = o.Correct,
Id = o.Id,
QuizId = o.QuizId
}).SingleOrDefaultAsync(o => o.QuizId == quizId && o.Id == quizSubmit.OptionId);
return(option.Correct.HasValue && option.Correct.Value);
}
public async Task <QuizValidation> Validate([FromBody] QuizSubmit quizSubmit)
{
RaiseIfNotLoggedIn();
RaiseIfTimeOut();
var currQuestionId = sessionUtils.GetString(HttpContext, CurrQuestionId);
var currScore = sessionUtils.GetInt(HttpContext, CurrScore);
if (currQuestionId == null || !currScore.HasValue)
{
throw new UserException("不在答题状态！");
}
var correct = await quizService.Validate(currQuestionId, quizSubmit);
if (correct)
{
sessionUtils.SetInt(HttpContext, CurrScore, currScore.Value + ScoreForEach);
ResetStartTime();
}
return(new QuizValidation
{
Correct = correct,
});
}
public async Task <bool> Validate(string quizId, QuizSubmit quizSubmit)
{
return(await quizDao.Validate(quizId, quizSubmit));
}