private void button1_Click(object sender, EventArgs e)
{
Hoadonbanthuoc hd = new Hoadonbanthuoc();
hd.KhachhangID = Global.khachhangID;
hd.Ngayviet = DateTime.Now;
hd.NhanvienID = Global.nhanvienID;
int id = APIs.InsertHoadon(hd);
//hd.HoadonbanghangID = APIs.GetHoadonIDByHoadon(hd);
foreach (Thuoc sp in Global.lstItemBuy)
{
CTHoadonbanthuoc ct = new CTHoadonbanthuoc();
ct.HoadonbanthuocID = id;
ct.Thuoc = sp.ThuocID;
ct.Soluong = sp.Soluong;
ct.Dongia = sp.Dongia;
APIs.InsertCTHoadon(ct);
APIs.UpdateThuoc(sp.ThuocID, (int)sp.Soluong);
}
MessageBox.Show("Thanh toán thành công!");
passData(true);
this.Close();
}