private void comboBox1_TextChanged(object sender, EventArgs e)
{
for (int i = 0; i < checkedListBox1.Items.Count; i++)
{
checkedListBox1.SetItemChecked(i, false);
}
List <Teacher> TeacherList = TeacherDB.TeacherLoad();
List <Classes> ClassList = ClassesDB.ClassLoad();
string[] teacherName = comboBox1.Text.Split(' ');
Teacher teacher = TeacherDB.TeacherFind(Convert.ToInt32(teacherName[0]));
for (int i = 0; i < checkedListBox1.Items.Count; i++)
{
string[] classid = checkedListBox1.Items[i].ToString().Split(' ');
foreach (int id in teacher.ClassID)
{
if (Convert.ToInt32(classid[0]) == id)
{
checkedListBox1.SetItemChecked(i, true);
}
}
}
}
private void EditTeacher_Load(object sender, EventArgs e)
{
dataGridView1.Rows.Clear();
dataGridView1.Refresh();
dataGridView1.ColumnCount = 3;
dataGridView1.Columns[0].Name = "Class ID";
dataGridView1.Columns[1].Name = "Class Title";
dataGridView1.Columns[2].Name = "Class Track";
Teacher teacher = TeacherDB.TempLoad();
lblTeacherID.Text = teacher.TeacherID.ToString();
txtFirstName.Text = teacher.FirstName;
txtLastName.Text = teacher.LastName;
Teacher newTeacher = TeacherDB.TeacherFind(teacher.TeacherID);
List <Classes> ClassList = new List <Classes>();
foreach (int classID in newTeacher.ClassID)
{
Classes newClass = ClassesDB.ClassFind(classID);
string[] row = new string[] { newClass.ClassID.ToString(), newClass.ClassTitle, newClass.ClassTrack };
dataGridView1.Rows.Add(row);
}
}
private void btnSave_Click(object sender, EventArgs e) //Needs validation
{
if (true) //Validate everything
{
List <int> ClassList = new List <int>();
List <Classes> ClassListSave = new List <Classes>();
//Retrieves class data and populates list
foreach (object classData in checkedListBox1.CheckedItems)
{
string[] classInfo = classData.ToString().Split(' ');
Classes newClass = ClassesDB.ClassFind(Convert.ToInt32(classInfo[0]));
ClassListSave.Add(newClass);
ClassList.Add(newClass.ClassID);
}
//Find teacher and add data into teacher
string[] teacherID = comboBox1.Text.Split(' ');
Teacher newTeacher = TeacherDB.TeacherFind(Convert.ToInt32(teacherID[0]));
newTeacher.ClassID = ClassList;
foreach (Classes classes in ClassListSave)
{
classes.TeacherID.Add(newTeacher.TeacherID);
ClassesDB.ClassDelete(classes);
ClassesDB.ClassSave(classes);
}
TeacherDB.TeacherDelete(newTeacher);
TeacherDB.TeacherSave(newTeacher);
}
else
{
MessageBox.Show("Please select the correct number of classes or select a different teacher");
}
this.Close();
}