private void btnAdd_Click(object sender, EventArgs e)
{
string[] Name = cmbTeachers.Text.Split(' ');
string[] Title = cmbClasses.Text.Split(' ');
Teacher teacher = TeacherDB.TeacherFind(Convert.ToInt32(Name[0]));
Classes classes = ClassesDB.ClassFind(Convert.ToInt32(Title[0]));
foreach (int teacherId in classes.TeacherID)
{
if (teacherId == teacher.TeacherID)
{
MessageBox.Show("Teacher already part of class");
return;;
}
}
classes.TeacherID.RemoveAll(item => item == 0);
classes.TeacherID.Add(teacher.TeacherID);
teacher.ClassID.Add(classes.ClassID);
ClassesDB.ClassDelete(classes);
ClassesDB.ClassSave(classes);
TeacherDB.TeacherDelete(teacher);
TeacherDB.TeacherSave(teacher);
}
private void btnSave_Click(object sender, EventArgs e)
{
Classes updatedClass = ClassesDB.ClassFind(Convert.ToInt32(lblClassID.Text));
updatedClass.ClassID = Convert.ToInt32(lblClassID.Text);
updatedClass.ClassTitle = txtClassTitle.Text;
updatedClass.ClassTrack = cmbTrack.Text;
ClassesDB.ClassDelete(updatedClass);
ClassesDB.ClassSave(updatedClass);
MessageBox.Show("Class Updated");
this.Close();
}
private void btnDelete_Click(object sender, EventArgs e)
{
string[] Name = cmbTeachers.Text.Split(' ');
string[] Title = cmbClasses.Text.Split(' ');
Teacher teacher = TeacherDB.TeacherFind(Convert.ToInt32(Name[0]));
Classes classes = ClassesDB.ClassFind(Convert.ToInt32(Title[0]));
classes.TeacherID.Remove(teacher.TeacherID);
teacher.ClassID.Remove(classes.ClassID);
ClassesDB.ClassDelete(classes);
ClassesDB.ClassSave(classes);
TeacherDB.TeacherDelete(teacher);
TeacherDB.TeacherSave(teacher);
}
