private void okButton_Click(object sender, EventArgs e)
{
try
{
List <Grade> gradesList = otherData.GetAllGrades();
if (selectedStudent != null)
{
foreach (Grade grade in gradesList)
{
if (grade.Studentid == selectedStudent.Id)
{
data.RemovePreviousGrade(selectedStudent.Id);
}
}
}
int thisGrade = int.Parse(gradeBox.Text.ToString());
if (thisGrade < 1 || thisGrade > 10)
{
throw new Exception("Įvertinimas turi būti tarp 1 ir 10");
}
otherData.AddNewGrade(thisGrade, selectedStudent.Id, selectedSubject.Id);
MessageBox.Show("Sėkmingai įvertinote studentą!");
GradeStudentLabelsAndButtonFalse();
studentsBox.Visible = false;
studentsLabel.Visible = false;
groupsBox.Visible = false;
groupsLabel.Visible = false;
gradeBox.SelectedIndex = -1;
}
catch (Exception exc)
{
MessageBox.Show(exc.Message);
}
}
