protected void Page_Load(object sender, EventArgs e)
{
//test url: http://localhost:7820/SignIn.aspx?id=1&num=235346
int rollCallID = Convert.ToInt32(Request.QueryString["id"]);
string studentNumber = Request.QueryString["num"];
//find roll call and check if it is active
RollCallHandler rollCallHandler = new RollCallHandler();
RollCall rollCall = new RollCall();
rollCall = rollCallHandler.GetRollCallDetails(rollCallID);
//check if auto disable exists
if (rollCall.AutoDisable != "")
{
DateTime autoDisableDate = DateTime.Parse(rollCall.AutoDisable);
if (DateTime.Compare(autoDisableDate, DateTime.Now) < 0)
{
//auto disabl date reached, disable roll call
rollCallHandler.EndRollCall(rollCallID);
rollCall.Status = "disabled";
}
}
if (rollCall.Status == "enabled")
{
//get student details
StudentHandler studentHandler = new StudentHandler();
Student student = new Student();
student = studentHandler.GetStudentID(studentNumber);
//sign in
Student_RollCallHandler student_RollCallHandler = new Student_RollCallHandler();
Student_RollCall student_RollCall = new Student_RollCall();
student_RollCall.RollCallID = rollCallID;
student_RollCall.StudentID = student.StudentID;
student_RollCall.Status = "present";
student_RollCall.TimeOfSignIn = DateTime.Now.ToString();
student_RollCallHandler.AddNewRollCall(student_RollCall);
}
else
{
}
}
protected void btnConfirm_Click(object sender, EventArgs e)
{
if (status == "enabled")
{
RollCallHandler rollCallHandler = new RollCallHandler();
rollCallHandler.EndRollCall(rollCallID);
}
else
{
RollCallHandler rollCallHandler = new RollCallHandler();
rollCallHandler.ResumeRollCall(rollCallID);
}
Response.Redirect("RollCallHistory.aspx");
}
protected void btnGetHistory_Click(object sender, EventArgs e)
{
RollCallHandler rollCallHandler = new RollCallHandler();
int moduleID = Convert.ToInt32(dlModules.SelectedValue);
List<RollCall> listRollCalls = rollCallHandler.GetRollCallList(moduleID);
litAlert.Text = "";
//generate a table to list all modules
string htmlOutput = "";
//Check to make sure there is modules in the system assigned to the lecturer
if (listRollCalls == null)
litAlert.Text = "<div class='alert alert-warning'>There are no previous roll calls for this module</div>";
else
{
htmlOutput = "<thead><tr><th>Date and time <i class='fa fa-sort'></i></th><th>Pin Code <i class='fa fa-sort'></i></th><th>Status <i class='fa fa-sort'></i></th><th>Toggle Status</th></tr></thead>";
//add modules to table as it is generated
for (int i = 0; i < listRollCalls.Count; i++)
{
if (listRollCalls[i].AutoDisable != "")
{
DateTime autoDisableDate = DateTime.Parse(listRollCalls[i].AutoDisable);
if (DateTime.Compare(autoDisableDate, DateTime.Now) < 0)
{
//auto disabl date reached, disable roll call
rollCallHandler.EndRollCall(listRollCalls[i].RollCallID);
listRollCalls[i].Status = "disabled";
}
}
moduleID = listRollCalls[i].ModuleID;
if (listRollCalls[i].Status == "enabled")
{
htmlOutput += "<tr><td>" + listRollCalls[i].TimeOfRollCall + "</td><td>" + listRollCalls[i].RollCallID + "</td><td>" + listRollCalls[i].Status + " </td><td><a href=\"ToggleRollCall.aspx?id=" + listRollCalls[i].RollCallID + "\">Make Disabled</a></td></tr>\n";
}
else
{
htmlOutput += "<tr><td>" + listRollCalls[i].TimeOfRollCall + "</td><td>" + listRollCalls[i].RollCallID + "</td><td>" + listRollCalls[i].Status + " </td><td><a href=\"ToggleRollCall.aspx?id=" + listRollCalls[i].RollCallID + "\">Make Enabled</a></td></tr>\n";
}
}
}
litRollCallList.Text = htmlOutput;
}
protected void btnEndRollCall_Click(object sender, EventArgs e)
{
RollCallHandler rollCallHandler = new RollCallHandler();
rollCallHandler.EndRollCall(rollCallID);
Response.Redirect("rollcallSession.aspx");
}