public static int add(HoaDonNXB hoadon)
{
try
{
using (EntitiesDataContext db = new EntitiesDataContext())
{
var hd = new HOADONNXB
{
masonxb = hoadon.MaSoNXB,
ngaylap = hoadon.NgayLap,
tongtien = hoadon.ChiTiet.Sum(ct => ct.SoLuong * ct.DonGia),
trangthai = 0
};
db.HOADONNXBs.InsertOnSubmit(hd);
db.SubmitChanges();
foreach (ChiTietHoaDonNXB ct in hoadon.ChiTiet)
{
ChiTiet.add(ct, hd.masohoadon);
}
return hd.masohoadon;
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
return 0;
}
}
public HoaDonNXB(HOADONNXB hoadon)
{
MaSoHoaDon = hoadon.masohoadon;
MaSoNXB = hoadon.masonxb;
NgayLap = hoadon.ngaylap;
TongTien = hoadon.tongtien;
TrangThai = hoadon.trangthai;
}
partial void DeleteHOADONNXB(HOADONNXB instance);
partial void UpdateHOADONNXB(HOADONNXB instance);
partial void InsertHOADONNXB(HOADONNXB instance);
private void detach_HOADONNXBs(HOADONNXB entity)
{
this.SendPropertyChanging();
entity.NXB = null;
}
private void attach_HOADONNXBs(HOADONNXB entity)
{
this.SendPropertyChanging();
entity.NXB = this;
}
public HoaDonNXB(HOADONNXB hoadon, NXB nxb)
: this(hoadon)
{
NXB = new NhaXuatBan(nxb);
}