private void btnDeleteSaff_Click(object sender, EventArgs e)
        {
            //DeleteAll data asociated with the clientID

            string[] split    = cmbClients.Text.Split(' ');
            string   clientID = split[0];

            bool flag = new GeneralAdminHandler().DeleteClient(clientID);

            if (flag)
            {
                MessageBox.Show("Client was deleted", "Delete Success", MessageBoxButtons.OK, MessageBoxIcon.Error);
                clients = new ClientTracker().GetClients();

                cmbClients.Items.Clear();
                foreach (Clients item in clients)
                {
                    cmbClients.Items.Add(item.ClientID + " " + item.Name);
                }
            }
            else
            {
                MessageBox.Show("Error client was not deleted", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
        private void btnEditClient_Click(object sender, EventArgs e)
        {
            switch (cmbData.Text)
            {
            case "Name":
            {
                client.Name = txtNewData.Text;
            }
            break;

            case "Surname":
            {
                client.Surname = txtNewData.Text;
            }
            break;

            case "Phone":
            {
                client.PhoneNumber = txtNewData.Text;
            }
            break;

            case "Email":
            {
                client.EMail = txtNewData.Text;
            }
            break;

            case "Address":
            {
                client.Address = txtNewData.Text;
            }
            break;

            default:
            {
                MessageBox.Show("Please select data to edit in the drop down menu", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
            break;
            }

            bool flag = new GeneralAdminHandler().EditClient(client);

            if (flag)
            {
                MessageBox.Show("New client data was edited", "Update Success", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else
            {
                MessageBox.Show("There was a error updating client data", "Update Failed", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }