private Train AddAttemptsToFreeTrain(FreeTrain train, IEnumerable <TaskAnswerBindingModel> answers)
{
//add new attempts in free train for each answer
answers.ForEach(x =>
{
var attempt = GenerateNewEmptyAttemptByTaskId(x.id);
attempt.UserAnswer = x.answer;
attempt = addExtraInfoForType(attempt, x);
train.TaskAttempts.Add(attempt);
}
);
return(train);
}
private Train GetTrainByType(string trainType, User user)
{
Train train;
if (trainType.ToLower().Equals("free"))
{
train = new FreeTrain();
train.Exam = user.CurrentExam;
train.StartTime = DateTime.Now;
train.FinishTime = DateTime.Now;
_dbContext.Trains.Add(train);
}
else
{
if (trainType.ToLower().Equals("exam"))
{
//searching unfinished ege trains
train =
user.Trains.OfType <ExamTrain>()
.TrainsOfUsersCurrentExamType()
.FirstOrDefault(x => x.FinishTime == null);
if (train != null)
{
train.FinishTime = DateTime.Now;
}
else
{
return(null);
}
}
else
{
return(null);
}
}
return(train);
}
