public string Validate(int id, string answer, string userName)
{
IQuestionDAL questionDal = QuestionFactory.GetQuestionDAL();
Question question = questionDal.GetQuestion(id);
if (!questionDal.QuestionIsAlreadyAnswered(userName, id))
{
if (answer == question.CorrectAnswer)
{
IAccountDAL accountDAL = AccountFactory.GetAccountDAL();
Account account = accountDAL.GetAccount(userName);
accountDAL.AddScore(account, 10);
questionDal.QuestionAnswered(userName, id);
return("Question answered correctly");
}
else
{
questionDal.QuestionAnswered(userName, id);
return("Question answered incorrectly");
}
}
else
{
return("Question already answered");
}
// id = 2
// answer = 'correct'
}
