public override bool StoreActivity()
{
// Save completed Drill to the database. Auto-increment Activity ID in database.
DrillDB.AddCompletedDrill(this, Student);
return(true);
}
private void btnSubmitAnswer_Click(object sender, EventArgs e)
{
try
{
double answer = Convert.ToDouble(txtAnswer.Text);
bool isCorrect = Drill.CheckAnswer(answer);
if (!isCorrect && Drill.NumberOfAttempts > 0)
{
MessageBox.Show("Incorrect answer.\n\nTry again.", "Incorrect answer.");
}
else if (!isCorrect)
{
if (Drill.NumberOfAttempts > 0)
{
MessageBox.Show("Incorrect, please try again.", "Incorrect Answer");
}
else
{
MessageBox.Show($"Incorrect answer.\n\nThe correct answer is: {Drill.Question.Answer}", "Incorrect Answer");
txtAnswer.Text = "";
Drill.GetNextQuestion();
txtQuestion.Text = Drill.Question.NewQuestion;
}
}
else
{
MessageBox.Show("Correct!", "Correct Answer");
txtAnswer.Text = "";
Drill.GetNextQuestion();
txtQuestion.Text = Drill.Question.NewQuestion;
txtAnswer.Focus();
}
}
catch (FormatException)
{
MessageBox.Show("Please enter a number.", e.GetType().ToString());
}
catch (Exception f)
{
MessageBox.Show(f.Message);
// I am not understanding what the Activity History class is for, so I'm not sure how to call this method
DrillDB.AddCompletedDrill(Drill, Student);
this.Hide();
frmHomePage HomePage = new frmHomePage(Student.UserId);
HomePage.ShowDialog();
}
}