protected void btnLuu_Click(object sender, EventArgs e)
{
if (Session["dsThanhPhamTra"] != null)
{
dsThanhPhamTra = (List <DTOChiTietDH>)Session["dsThanhPhamTra"];
int dem = 0;
string maDH = lbMaDH.Text;
foreach (DTOChiTietDH dtoCTDH in dsThanhPhamTra)
{
DTOXLSC_HDBH dtoct = new DTOXLSC_HDBH();
dtoct.MaDH = lbMaDH.Text;
dtoct.MaSP = dtoCTDH.dtoSP.MaSP;
dtoct.Soluong = dtoCTDH.SoLuong;
dtoct.ThanhTien = dtoCTDH.ThanhTien;
if (daoEntities.ThemXuLyTraHang(dtoct))
{
DTOChiTietDH dtoChiTietDHTra = new DTOChiTietDH();
DTOChiTietDH dtoChiTietDonHangDat = daoEntities.LayChiTietDonHangTheoMaDHMaSP(maDH, dtoCTDH.dtoSP.MaSP);
dtoChiTietDHTra.MaDH = lbMaDH.Text;
dtoChiTietDHTra.MaSP = dtoCTDH.dtoSP.MaSP;
dtoChiTietDHTra.SoLuong = dtoChiTietDonHangDat.SoLuong - dtoCTDH.SoLuong;
dtoChiTietDHTra.ThanhTien = dtoChiTietDonHangDat.ThanhTien - dtoCTDH.ThanhTien;
if (daoEntities.CapNhatChiTietDH(dtoChiTietDHTra))
{
dem++;
}
}
}
if (dem == dsThanhPhamTra.Count)
{
DTODonDatHang dtoDonHang = daoEntities.LayDHTheoMa(maDH);
int tongTienTra = int.Parse(lbTongTien.Text),
tongTienDaDat = dtoDonHang.TongTien,
congnoCu = dtoDonHang.CongNoDH,
tongTienPhaiTra = 0, congnoConLai = 0;
tongTienPhaiTra = tongTienDaDat - tongTienTra;
congnoConLai = congnoCu - tongTienTra;
daoEntities.CapNhatDonHang(maDH, tongTienPhaiTra, congnoConLai);
}
Response.Redirect(Request.RawUrl);
}
}
