public ActionResult Save(Quiz quiz, QuizBlock block, QuizEditHistory latestChange)
{
var errorMessages = ValidateQuiz(quiz, block);
if (errorMessages != null)
{
var errorMessage = string.Format("Invalid data: {0}", string.Concat(errorMessages));
return(new HttpStatusCodeResult(HttpStatusCode.BadRequest, errorMessage));
}
var now = DateTime.UtcNow;
if (quiz.Id != 0)
{
quiz.QuizStateId = quiz.QuizState.Id;
quiz.QuizState = null;
block.Quiz = null;
if (quiz.UserGroup != null)
{
quiz.GroupId = quiz.UserGroup.Id;
quiz.UserGroup = null;
}
latestChange.LastChangeDate = now;
latestChange.User = null;
_repository.Update <QuizEditHistory>(latestChange);
_repository.Update <Quiz>(quiz);
_repository.Update <QuizBlock>(block);
}
else
{
quiz.QuizStateId = quiz.QuizState.Id;
quiz.QuizState = null;
_repository.Insert <Quiz>(quiz);
block.TopicId = 1;
block.QuizId = quiz.Id;
_repository.Insert <QuizBlock>(block);
_repository.Insert <QuizVariant>(new QuizVariant()
{
QuizId = quiz.Id
});
latestChange = LockQuiz(quiz.Id, User.Identity.GetUserId(), now);
}
quiz.QuizState = _repository.GetSingle <QuizState>(q => q.Id == quiz.QuizStateId);
quiz.UserGroup = _repository.GetSingle <UserGroup>(g => g.Id == quiz.GroupId);
var minQuiz = GetQuizForSerialization(quiz);
var minQuizBlock = GetQuizBlockForSerialization(block);
var minLatestChange = GetQuizEditHistoryForSerialization(latestChange);
var result = new { quiz = minQuiz, block = minQuizBlock, latestChange = minLatestChange };
return(Json(result));
}
private QuizEditHistory LockQuiz(int quizId, string userId, DateTime date)
{
var latestEdit = new QuizEditHistory()
{
QuizId = quizId,
UserId = userId,
StartDate = date,
LastChangeDate = date
};
_repository.Insert <QuizEditHistory>(latestEdit);
return(latestEdit);
}
private object GetQuizEditHistoryForSerialization(QuizEditHistory history)
{
object user = null;
if (history.User != null)
{
user = new
{
UserName = history.User.UserName,
};
}
var minQuizEditHistory = new
{
Id = history.Id,
UserId = history.UserId,
QuizId = history.QuizId,
StartDate = history.StartDate.ToString("yyyy-MM-ddTHH:mm:ss"),
LastChangeDate = history.LastChangeDate.ToString("yyyy-MM-ddTHH:mm:ss"),
EndLockDate = history.LastChangeDate.AddMinutes(QuizLockDuration).ToString("dd.MM.yyyy HH:mm:ss"),
User = user
};
return(minQuizEditHistory);
}
