// private string questionID;
protected void Page_Load(object sender, EventArgs e)
{
CurrentQuestionLabel.Text = "Question " + AppSession.getQuestionID();
int currentQuestion = AppSession.getCurrentQuestionID();
using (SqlConnection connection = GetConnection())
{
//Console.WriteLine("I am here using");
string commandStr = "SELECT * FROM Question, Type " +
"WHERE Question.type = Type.ID AND Question.ID = " + currentQuestion;
SqlCommand command = new SqlCommand(commandStr, connection);
//run command, collect results into reader
SqlDataReader reader = command.ExecuteReader();
//see if we have at least 1 result
if (reader.Read())
{
//read basic info from result row
string questionText = (string)reader["text"];
string questionType = reader["Name"].ToString().ToLower();
if (questionType.Equals("textbox"))
{
//load up control
TextBoxControl textBoxControl = (TextBoxControl)LoadControl("~/TextBoxControl.ascx");
//set it up
textBoxControl.ID = TEXTBOX_ID;
textBoxControl.QuestionLabel.Text = questionText;
//add to placeholder
questionPlaceHolder.Controls.Add(textBoxControl);
}
else if (questionType.Equals("checkbox"))
{
CheckBoxControl checkBoxControl = (CheckBoxControl)LoadControl("~/CheckBoxControl.ascx");
checkBoxControl.ID = CHECKBOX_ID;
checkBoxControl.QuestionLabel.Text = questionText;
//ask DB for options associated with this question
SqlCommand optionCommand = new SqlCommand("SELECT * FROM Options WHERE questionID = " + currentQuestion, connection);
//execute into reader
SqlDataReader optionReader = optionCommand.ExecuteReader();
//loop through results(1 row at a time
while (optionReader.Read())
{
//build list items from results
ListItem item = new ListItem(optionReader["text"].ToString(), optionReader["ID"].ToString());
checkBoxControl.QuestionCheckBoxList.Items.Add(item);
}
//add loaded control to the placeholder
questionPlaceHolder.Controls.Add(checkBoxControl);
}
else if (questionType.Equals("radiochecklist"))
{
Console.WriteLine("I am here");
RadioBoxControl radioBoxControl = (RadioBoxControl)LoadControl("~/RadioBoxControl.ascx");
radioBoxControl.ID = RADIOBOX_ID;
radioBoxControl.QuestionLabel.Text = questionText;
SqlCommand optionCommand = new SqlCommand("SELECT * FROM Options WHERE questionID = " + currentQuestion, connection);
SqlDataReader optionReader = optionCommand.ExecuteReader();
//loop through results(1 row at a time
while (optionReader.Read())
{
ListItem item = new ListItem(optionReader["text"].ToString(), optionReader["ID"].ToString());
radioBoxControl.QuestionRadioBoxList.Items.Add(item);
}
questionPlaceHolder.Controls.Add(radioBoxControl);
}
}
}//closes db connection for us here
}
protected void NextButton_Click(object sender, EventArgs e)
{
int currentQuestion = AppSession.getCurrentQuestionID();
AppSession.incrementLabelNumber();
List <int> extraQuestions = AppSession.getExtraQuestionsList();
if (HttpContext.Current.Session["answer"] == null)
{
List <Answer> answerList = new List <Answer>();
HttpContext.Current.Session["answer"] = answerList;
}
//setup DB connection
using (SqlConnection connection = GetConnection())
{
//check for answers user has filled in on the form
//check to see if previously a textbox control was dynamically added to the screen
TextBoxControl textBoxControl = (TextBoxControl)questionPlaceHolder.FindControl(TEXTBOX_ID);//find control is looking for id of something
if (textBoxControl != null)
{
//tring typedAnswer = textBoxControl.QuestionTextBox.Text;
//TODO: store in session so that later it can be stored into the DB
List <Answer> answerList = (List <Answer>)HttpContext.Current.Session["answer"];
Answer answer = new Answer();
answer.QuestionID = AppSession.getCurrentQuestionID();
answer.MyAnswer = textBoxControl.QuestionTextBox.Text;
answerList.Add(answer);
HttpContext.Current.Session["answer"] = answerList;
}
RadioBoxControl radioBoxControl = (RadioBoxControl)questionPlaceHolder.FindControl(RADIOBOX_ID);
if (radioBoxControl != null)
{
foreach (ListItem item in radioBoxControl.QuestionRadioBoxList.Items)
{
if (item.Selected)
{
//store in session and break the loop coz only one radio can be selected.
List <Answer> answerList = (List <Answer>)HttpContext.Current.Session["answer"];
Answer answer = new Answer();
answer.QuestionID = AppSession.getCurrentQuestionID();
answer.MyAnswer = item.Value;
answerList.Add(answer);
HttpContext.Current.Session["answer"] = answerList;
string commandStr = "Select * From Options Where ID = " + item.Value;
SqlCommand command = new SqlCommand(commandStr, connection);
//run command, collect results into reader
SqlDataReader reader = command.ExecuteReader();
if (reader.Read())
{
if (reader["extraQuestionID"] != System.DBNull.Value)
{
extraQuestions.Add((int)reader["extraQuestionID"]);
}
}
break;
}
}
}
//check to see if it was a checkbox question
CheckBoxControl checkBoxControl = (CheckBoxControl)questionPlaceHolder.FindControl(CHECKBOX_ID);
if (checkBoxControl != null)
{
//loop through the checkboxes
foreach (ListItem item in checkBoxControl.QuestionCheckBoxList.Items)
{
if (item.Selected)
{
//TODO: store item.Value(which is the optionID) in session to store later in DB
//TODO: if selected option leads to extra questions, here is where to check that
// check this option against DB table and see if it has a foreign key to next question
// if it does, add it to extra questions
//item.Value
List <Answer> answerList = (List <Answer>)HttpContext.Current.Session["answer"];
Answer answer = new Answer();
answer.QuestionID = AppSession.getCurrentQuestionID();
answer.MyAnswer = item.Value;
answerList.Add(answer);
HttpContext.Current.Session["answer"] = answerList;
string commandStr = "Select * From Options Where ID = " + item.Value;
SqlCommand command = new SqlCommand(commandStr, connection);
//run command, collect results into reader
SqlDataReader reader = command.ExecuteReader();
if (reader.Read())
{
if (reader["extraQuestionID"] != System.DBNull.Value)
{
if (!extraQuestions.Contains((int)reader["extraQuestionID"]))
{
extraQuestions.Add((int)reader["extraQuestionID"]);
}
}
}
}
}
}
//TODO: Dont hard code extra questions like this, this is purely for example
/*
* if(currentQuestion == 1)
* {
* extraQuestions.Add(3);
* extraQuestions.Add(4);
* }
*/
//GO TO NEXT QUESTION
//===================
if (extraQuestions.Count > 0)
{
//use first question in list
int nextQuestion = extraQuestions[0];
//erase from list
extraQuestions.Remove(nextQuestion);
//store list of extra questions
AppSession.setExtraQuestionsList(extraQuestions);
//set currentQuestion in session to this value
AppSession.setCurrentQuestionID(nextQuestion);
//reload page
Response.Redirect("QuestionPage.aspx");
}
else
{
//use default navigation from 1 question to the next
SqlCommand command = new SqlCommand("SELECT * FROM Question WHERE ID = " + currentQuestion, connection);
SqlDataReader reader = command.ExecuteReader();
//read first row (dont care if multiple are returned)
if (reader.Read())
{
//get column index(ordinal) of nextQuestion
int nextQuestionColumnIndex = reader.GetOrdinal("nextQuestion");
//check if the value inside this column for this row of results is NULL or not
if (reader.IsDBNull(nextQuestionColumnIndex))
{
//its the end of the survey, go to thank you page or registration
//maybe store all answers in DB
// Console.WriteLine("all good yea!!!");
Response.Redirect("registration.aspx");
}
else
{
//if not null, use this value to help navigate to next question
AppSession.setCurrentQuestionID((int)reader["nextQuestion"]);
//reload the page so that pageLoad loads correct new question up
Response.Redirect("QuestionPage.aspx");
}
}
else
{
//cant find this question in the DB??!!??!
}
reader.Close();
}
}
}
