public bool XoaMonDaChon(ref string err, string MaHD)
{
ManagementCoffeeEntities qlbhEntity = new ManagementCoffeeEntities();
MonDaChon hd = new MonDaChon();
hd.MaHD = MaHD;
qlbhEntity.MonDaChons.Attach(hd);
qlbhEntity.MonDaChons.Remove(hd);
qlbhEntity.SaveChanges();
return(true);
}
public bool GhiBangMonDaChon(string MaHD, string LoaiHD, string MaMon, string MaNV, string MaKH, string TenNV, string TenKH, string TenMon, string Ngay, string GiaMon, string SoLuong, ref string err)
{
ManagementCoffeeEntities qlbhEntity = new ManagementCoffeeEntities();
MonDaChon mdc = new MonDaChon();
mdc.MaHD = MaHD;
mdc.LoaiHD = LoaiHD;
mdc.MaMon = MaMon;
mdc.MaNV = MaNV;
mdc.MaKh = MaKH;
mdc.TenNV = TenNV;
mdc.TenKH = TenKH;
mdc.TenMon = TenMon;
mdc.Ngay = Ngay;
mdc.GiaMon = GiaMon;
mdc.SoLuong = SoLuong;
qlbhEntity.MonDaChons.Add(mdc);
qlbhEntity.SaveChanges();
return(true);
}
