public void refreshTeachers()
{
Teacher_Services lectService = new Teacher_Services();
List <Teacher> lecturerList = lectService.getTeachers();
// clear the listview before filling it again
listViewTeachers.Items.Clear();
foreach (Teacher teacher in lecturerList)
{
ListViewItem item = new ListViewItem(teacher.Number.ToString());
item.SubItems.Add(teacher.Name);
listViewTeachers.Items.Add(item);
}
}
private void btnChangeCounsellor_Click(object sender, EventArgs e)
{
if (selectedParticipant == null)
{
throw new Exception("Selected participant was null");
}
Dictionary <string, object> dataTransferObject = new Dictionary <string, object>();
// Show popup
Form popup = new TeacherSelectPopup(dataTransferObject);
popup.ShowDialog();
// Checks whether or not the dialog has been force closed or by selecting a teacher
if (dataTransferObject.ContainsKey("selectedTeacher"))
{
Teacher replacementTeacher = (Teacher)dataTransferObject["selectedTeacher"];
Teacher_Services teacher_Services = new Teacher_Services();
bool isAvailable = teacher_Services.isAvailableBetween(replacementTeacher, selectedParticipant.ParticipatingActivity.ActivityStartDate, selectedParticipant.ParticipatingActivity.ActivityEndDate);
if (isAvailable)
{
DialogResult result = MessageBox.Show($"Are you sure you want to replace the selected activity with {replacementTeacher}", "Confirm", MessageBoxButtons.YesNo);
if (result == DialogResult.Yes)
{
Participant_Service participant_Service = new Participant_Service();
participant_Service.setNewUserAsParticipant(selectedParticipant, replacementTeacher);
MessageBox.Show("Changed have been made");
refreshTeachers();
teachersComboBox.SelectedIndex = -1;
}
}
else
{
MessageBox.Show("Selected replacement teacher is not available when the activity takes place.");
}
}
}
public void refreshTeachers()
{
Teacher_Services teacherServices = new Teacher_Services();
List <Teacher> teachers = teacherServices.getTeachers();
teachersComboBox.Items.Clear();
foreach (Teacher teacher in teachers)
{
teachersComboBox.Items.Add(teacher);
}
if (teachersComboBox.Items.Count > 0)
{
teachersComboBox.SelectedIndex = 0;
}
}
