public async Task <bool> SubmitAnswer(AnswerViewModel answer, Guid traineeId)
{
bool allCorrect = true;
foreach (var model in answer.Answers)
{
Question dbQuestion = await Db.Questions.FindAsync(model.QuestionId);
Option option = dbQuestion.Options.First(x => x.IsAnswer);
if (option.Name != model.AnswerText)
{
allCorrect = false;
break;
}
}
TraineeQuizHistory history = await Db.TraineeQuizHistories.FindAsync(answer.QuizHistoryId);
history.LastAccessed = DateTime.Now;
if (allCorrect)
{
history.IsCompleted = true;
history.Point = answer.Answers.Count;
Trainee trainee = await Db.Trainees.FindAsync(traineeId);
trainee.Point += history.Point;
// save this answer history to the table for future reference
foreach (Answer a in answer.Answers)
{
TraineeQuizAnswerHistory answerHistory = new TraineeQuizAnswerHistory()
{
TraineeId = traineeId,
QuizHistoryId = answer.QuizHistoryId,
QuestionId = a.QuestionId,
Answer = a.AnswerText,
IsCorrect = true,
IsVerified = true,
AnswerDate = DateTime.Now
};
Db.TraineeQuizAnswerHistories.Add(answerHistory);
}
}
await Db.SaveChangesAsync();
return(allCorrect);
}
public async Task <bool> SubmitAssignment(AnswerViewModel answer, Guid traineeId)
{
foreach (Answer a in answer.Answers)
{
TraineeQuizAnswerHistory answerHistory = new TraineeQuizAnswerHistory()
{
TraineeId = traineeId,
QuizHistoryId = answer.QuizHistoryId,
QuestionId = a.QuestionId,
Answer = a.AnswerText,
IsCorrect = false,
IsVerified = false,
AnswerDate = DateTime.Now
};
Db.TraineeQuizAnswerHistories.Add(answerHistory);
}
TraineeQuizHistory history = await Db.TraineeQuizHistories.FindAsync(answer.QuizHistoryId);
history.LastAccessed = DateTime.Now;
history.IsCompleted = true;
int i = await Db.SaveChangesAsync();
return(true);
}
