public MakerScreen(string quizDate)
{
// Call this contructor with a filename to open a quiz for editing
// Note: the main functionality here should be moved to the Quiz Class for reueseability
InitializeComponent();
isEdit = true;
currentlyMakingQuiz = new Quiz();
currentlyMakingQuiz.AddDataFromFile("LocalQuizzes.xml", quizDate);
textboxTitle.Text = currentlyMakingQuiz.GetTitle();
for (int i = 0; i < currentlyMakingQuiz.GetNumQuestions(); i++)
{
listboxQuestions.Items.Add(currentlyMakingQuiz.GetQuestion(i).GetPrompt());
}
if (currentlyMakingQuiz.GetNumQuestions() <= 0)
{
addBlankQuestion(0);
}
else
{
listboxQuestions.SelectedIndex = 0;
}
}
private void buttonSubmitQuiz_Click(object sender, EventArgs e)
{
// For implementation 1, show results as "you got x/total" in a popup/messagebox
SaveResponse();
int numQuestions = currentlyTakingQuiz.GetNumQuestions();
string summaryString = "";
for (int index = 0; index < numQuestions; index++)
{
summaryString += "\nQuestion #" + (index + 1) + ": ";
if (currentlyTakingQuiz.GetQuestion(index).CorrectResponse())
{
summaryString += "Correct";
}
else
{
summaryString += "Incorrect";
}
}
MessageBox.Show(summaryString);
// For future implementations, save quiz here
}
public void test2()
{
string connectionString = "Server=quizcreatordb.ctvd1ztjykvr.us-east-1.rds.amazonaws.com; " +
"Port=3306; Database=QC_database; Uid=admin; Pwd=quizcreator;";
string quizName = "Quiz 1.2 - Intro to Software Eng.";
int quizID = Database.GetQuizID(quizName);
string sql = "SELECT * FROM questions WHERE quiz_id= " + quizID + ";";
MySqlConnection conn = new MySqlConnection(connectionString);
conn.Open();
MySqlDataReader rdr = new MySqlCommand(sql, conn).ExecuteReader();
Quiz expectedQuiz = new Quiz(quizName);
while (rdr.Read())
{
if (rdr.GetString("type") == "FITB")
{
expectedQuiz.AddQuestion(new Question(rdr.GetString("type"),
rdr.GetString("prompt"), rdr.GetString("answer")));
}
else
{
string[] choices = rdr.GetString("choices").Split(',');
expectedQuiz.AddQuestion(new MCQuestion(choices, rdr.GetString("type"),
rdr.GetString("prompt"), rdr.GetString("answer")));
}
}
conn.Close();
Quiz actualQuiz = Database.GetQuiz(quizID, quizName);
for (int questionIndex = 0; questionIndex < expectedQuiz.GetNumQuestions(); questionIndex++)
{
string actual = actualQuiz.GetQuestion(questionIndex).GetPrompt();
string expected = expectedQuiz.GetQuestion(questionIndex).GetPrompt();
Assert.AreEqual(expected, actual);
actual = actualQuiz.GetQuestion(questionIndex).GetAnswer();
expected = expectedQuiz.GetQuestion(questionIndex).GetAnswer();
Assert.AreEqual(expected, actual);
}
}
private void buttonSaveQuiz_Click(object sender, EventArgs e)
{
// TODO: test saving for multiple choice questions
// Save the quiz. To an xml file
// add a file location for it to save to for now
// In the future, add a blank field checker that checks the title, author, other fields, and questions and answers for blank or default values,
// and asks the user if they want to fill them in before saving
if (isEdit)
{
XDocument xmlDoc = XDocument.Load("LocalQuizzes.xml");
xmlDoc.Root.Elements().Where(x => x.Attribute("date").Value == currentlyMakingQuiz.GetModifiedDate()).Remove();
currentlyMakingQuiz.SetModifiedNow();
xmlDoc.Save("LocalQuizzes.xml");
}
XDocument xmlDocument = XDocument.Load("LocalQuizzes.xml");
xmlDocument.Element("Quizzes").Add(
new XElement("Quiz",
new XAttribute("name", currentlyMakingQuiz.GetTitle()),
new XAttribute("date", currentlyMakingQuiz.GetModifiedDate())
));
for (int index = 0; index < currentlyMakingQuiz.GetNumQuestions(); index++)
{
if (currentlyMakingQuiz.GetQuestion(index).GetQuestionType() == "FITB")
{
xmlDocument.Element("Quizzes").Elements("Quiz")
.First(c => (string)c.Attribute("date") == currentlyMakingQuiz.GetModifiedDate()).Add
(
new XElement("Question", new XAttribute("type", currentlyMakingQuiz.GetQuestion(index).GetQuestionType()),
new XElement("Prompt", currentlyMakingQuiz.GetQuestion(index).GetPrompt()),
new XElement("Answer", currentlyMakingQuiz.GetQuestion(index).GetAnswer())
));
}
else if (currentlyMakingQuiz.GetQuestion(index).GetQuestionType() == "MC")
{
xmlDocument.Element("Quizzes").Elements("Quiz")
.First(c => (string)c.Attribute("date") == currentlyMakingQuiz.GetModifiedDate()).Add
(
new XElement("Question", new XAttribute("type", currentlyMakingQuiz.GetQuestion(index).GetQuestionType()),
new XElement("Prompt", currentlyMakingQuiz.GetQuestion(index).GetPrompt()),
new XElement("Answer", currentlyMakingQuiz.GetQuestion(index).GetAnswer()),
new XElement("Choices")
));
for (int j = 0; j < ((MCQuestion)currentlyMakingQuiz.GetQuestion(index)).GetNumChoices(); j++)
{
xmlDocument.Element("Quizzes").Elements("Quiz")
.First(c => (string)c.Attribute("date") == currentlyMakingQuiz.GetModifiedDate()).Elements("Question").ElementAt(index).Elements("Choices").FirstOrDefault().Add
(
new XElement("Choice", ((MCQuestion)currentlyMakingQuiz.GetQuestion(index)).GetChoice(j))
);
}
}
}
xmlDocument.Save("LocalQuizzes.xml");
MessageBox.Show("Quiz saved successfully!");
Close();
}