public bool themHoaDon(DTO_HoaDon hdnew, DTO_KhachHang khnew, DTO_Thuoc tnew)
{
if (CheckIfExist(hdnew.MaHoaDon))
{
return(false);
}
HoaDon hdtemp = new HoaDon();
hdtemp.Ma_Thuoc = hdnew.MaThuoc;
hdtemp.Ma_KhachHang = hdnew.MaKhach;
DateTime date = Convert.ToDateTime(hdnew.NgayLap);
hdtemp.NgayLap_HD = date;
hdtemp.SoLuong_HD = hdnew.SoLuong;
hdtemp.Loai_HD = hdnew.LoaiHoaDon;
db.HoaDons.InsertOnSubmit(hdtemp);
db.SubmitChanges();
return(true);
}
private void detach_HoaDons(HoaDon entity)
{
this.SendPropertyChanging();
entity.KhachHang = null;
}
private void attach_HoaDons(HoaDon entity)
{
this.SendPropertyChanging();
entity.KhachHang = this;
}
partial void DeleteHoaDon(HoaDon instance);
partial void UpdateHoaDon(HoaDon instance);
partial void InsertHoaDon(HoaDon instance);