private void btnAdd_Click(object sender, RoutedEventArgs e)
{
//Semester Id validation
if (clsValidation.ValidateForEmptiness(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is required");
}
else if (clsValidation.ValidateForNumeric(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is not a number");
}
else if (clsValidation.ValidateForLength(TxtSemesterId.Text, 5) == false)
{
MessageBox.Show("Semester id is not 5 digits");
}
//Semester Name validation
else if (clsValidation.ValidateForEmptiness(TxtSemesterName.Text) == false)
{
MessageBox.Show("Semester name is required");
}
//Semester Duration validation
else if (clsValidation.ValidateForEmptiness(TxtSemesterDuration.Text) == false)
{
MessageBox.Show("Semester duration is required");
}
else
{
int Year = DatePickerSemesterStartDate.SelectedDate.Value.Year;
int Month = DatePickerSemesterStartDate.SelectedDate.Value.Month;
int Day = DatePickerSemesterStartDate.SelectedDate.Value.Day;
DateTime SemesterStartDate = new DateTime(Year, Month, Day);
clsSemester ObjSemester = new clsSemester(int.Parse(TxtSemesterId.Text), TxtSemesterName.Text, SemesterStartDate, int.Parse(TxtSemesterDuration.Text));
int Semesterid = ObjSemester.AddSemester();
if (Semesterid == -1)
{
MessageBox.Show("Can't add this semester");
}
else
{
TxtSemesterId.Text = Semesterid.ToString();
}
}
}
private void btnDelete_Click(object sender, RoutedEventArgs e)
{
//Semester Id validation
if (clsValidation.ValidateForEmptiness(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is required");
}
else if (clsValidation.ValidateForNumeric(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is not a number");
}
else if (clsValidation.ValidateForLength(TxtSemesterId.Text, 5) == false)
{
MessageBox.Show("Semester id is not 5 digits");
}
else
{
clsSemester ObjSemester = new clsSemester();
ObjSemester.SemesterId = int.Parse(TxtSemesterId.Text);
ObjSemester.DeleteSemester();
}
}
private void btnSearch_Click(object sender, RoutedEventArgs e)
{
//Semester Id validation
if (clsValidation.ValidateForEmptiness(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is required");
}
else if (clsValidation.ValidateForNumeric(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is not a number");
}
else if (clsValidation.ValidateForLength(TxtSemesterId.Text, 5) == false)
{
MessageBox.Show("Semester id is not 5 digits");
}
else
{
clsSemester ObjSemester = new clsSemester();
ObjSemester.SemesterId = int.Parse(TxtSemesterId.Text);
bool found = ObjSemester.SearchSemester();
if (found)
{
MessageBox.Show("Success to search this semester");
TxtSemesterId.Text = ObjSemester.SemesterId.ToString();
TxtSemesterName.Text = ObjSemester.SemesterName.ToString();
LabSemesterStartDate.Content = ObjSemester.SemesterStartDate.ToString("dddd, dd MMMM yyyy");
DatePickerSemesterStartDate.Text = ObjSemester.SemesterStartDate.ToString("dd-MMMM-yyyy");
TxtSemesterDuration.Text = ObjSemester.SemesterDuration.ToString();
}
else
{
MessageBox.Show("This semester id does not exist");
TxtSemesterName.Text = "";
TxtSemesterDuration.Text = "";
LabSemesterStartDate.Content = "This semester id does not exist";
}
}
}
private void btnUpdata_Click(object sender, RoutedEventArgs e)
{
//Semester Id validation
if (clsValidation.ValidateForEmptiness(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is required");
}
else if (clsValidation.ValidateForNumeric(TxtSemesterId.Text) == false)
{
MessageBox.Show("Semester id is not a number");
}
else if (clsValidation.ValidateForLength(TxtSemesterId.Text, 5) == false)
{
MessageBox.Show("Semester id is not 5 digits");
}
//Semester Name validation
else if (clsValidation.ValidateForEmptiness(TxtSemesterName.Text) == false)
{
MessageBox.Show("Semester name is required");
}
//Semester Duration validation
else if (clsValidation.ValidateForEmptiness(TxtSemesterDuration.Text) == false)
{
MessageBox.Show("Semester duration is required");
}
else
{
//clsTeacher objTeacher = new clsTeacher();
//objTeacher.TeacherId = int.Parse(TxtTeacherId.Text);
int Year = DatePickerSemesterStartDate.SelectedDate.Value.Year;
int Month = DatePickerSemesterStartDate.SelectedDate.Value.Month;
int Day = DatePickerSemesterStartDate.SelectedDate.Value.Day;
DateTime SemesterStartDate = new DateTime(Year, Month, Day);
clsSemester ObjSemester = new clsSemester(int.Parse(TxtSemesterId.Text), TxtSemesterName.Text, SemesterStartDate, int.Parse(TxtSemesterDuration.Text));
Boolean Flag = ObjSemester.UpdateSemester();
}
}