private void OnAddGroup()
{
if (Student.RelOrganizations == null)
{
Student.RelOrganizations = new ObservableCollection <RelOrganization>();
}
RelOrganization relOrganization = new RelOrganization {
RelOrganizationID = Guid.NewGuid()
};
relOrganization.OrganizationID = SelectedGroupId;
relOrganization.StudentID = Student.StudentGuid;
AddedGroups.Add(relOrganization);
Student.RelOrganizations.Add(relOrganization);
Student.Organizations.Add(Organizations.SingleOrDefault(i => i.OrganizationID == relOrganization.OrganizationID));
Organizations.Remove(Organizations.SingleOrDefault(i => i.OrganizationID == relOrganization.OrganizationID));
if (Organizations.Count != 0)
{
SelectedGroupId = Organizations.FirstOrDefault().OrganizationID;
}
else
{
SelectedGroupId = new Guid();
}
AddGroupCommand.RaiseCanExecuteChanged();
}
public RelOrganization AddRelOrganization(RelOrganization RelOrganization)
{
using (_context = ConnectionHelper.CreateConnection())
{
_context.RelOrganizations.Add(RelOrganization);
_context.SaveChanges();
}
return(RelOrganization);
}
public RelOrganization UpdateRelOrganization(RelOrganization RelOrganization)
{
using (_context = ConnectionHelper.CreateConnection())
{
if (!_context.RelOrganizations.Local.Any(r => r.RelOrganizationID == RelOrganization.RelOrganizationID))
{
_context.RelOrganizations.Attach(RelOrganization);
}
_context.Entry(RelOrganization).State = EntityState.Modified;
_context.SaveChanges();
}
return(RelOrganization);
}
