/// <summary>
/// Load the survey page
/// </summary>
/// <param name="sender">User http request
/// <param name="e">Page Load event
protected void Page_Load(object sender, EventArgs e)
{
Stack <int> nextQuestionID = (Stack <int>)(Session["nextq"]);
int currentqid = 1;
if (Session["rid"] == null)
{
//generate new respondent ID
Session["rid"] = dbAccess.GetNewRespondentID();
}
//First page load
if (nextQuestionID == null)
{
//Load 1st question
nextQuestionID = new Stack <int>();
nextQuestionID.Push(1);
Session["nextq"] = nextQuestionID;
}
else
{
currentqid = nextQuestionID.Peek();
}
//access the question from db
question = dbAccess.GetQuestion(currentqid);
//render the question and option controls accoring to question type
if (question != null)
{
questionLbl.Text = question.question.ToString();
switch (question.q_type)
{
case "rbl":
rBoxList.ID = "RBL";
rBoxList.CssClass = "rblCss";
List <Option> rboxOptList = dbAccess.GetOptions(question.q_id);
if (rboxOptList != null)
{
for (int i = 0; i < rboxOptList.Count; i++)
{
ListItem item = new ListItem();
item.Value = rboxOptList[i].opt_id.ToString();
item.Text = rboxOptList[i].option.ToString();
if (rboxOptList[i].nq_id != null)
{
item.Attributes["nextQID"] = rboxOptList[i].nq_id.ToString();
}
rBoxList.Items.Add(item);
}
}
optHolder.Controls.Add(rBoxList);
Session["qtype"] = rBoxList.ID;
break;
case "cbl":
cBoxList.ID = "CBL";
List <Option> cboxOptlist = dbAccess.GetOptions(question.q_id);
if (cboxOptlist != null)
{
for (int i = 0; i < cboxOptlist.Count; i++)
{
ListItem item = new ListItem();
item.Value = cboxOptlist[i].opt_id.ToString();
item.Text = cboxOptlist[i].option.ToString();
if (cboxOptlist[i].nq_id != null)
{
item.Attributes["nextQID"] = cboxOptlist[i].nq_id.ToString();
}
cBoxList.Items.Add(item);
}
}
optHolder.Controls.Add(cBoxList);
Session["qtype"] = rBoxList.ID;
break;
case "tb":
tbox.ID = "TB";
optHolder.Controls.Add(tbox);
Session["qtype"] = rBoxList.ID;
break;
}
}
}
