/// <summary>
/// lay hang hoa theo ma nhom hang
/// </summary>
/// <param name="giatri"></param>
/// <returns></returns>
public Entities.ThongTinHangHoa[] Select(Entities.TruyenGiaTri giatri)
{
Entities.ThongTinHangHoa[] arrC = null;
try
{
string sql = "exec sp_TimHangHoaTheoMaNhomHang @MaNhomHangHoa";
conn = new Connection();
cn = conn.openConnection();
cmd = new SqlCommand(sql, cn);
cmd.Parameters.Add("MaNhomHangHoa", SqlDbType.NVarChar, 20).Value = giatri.Giatritruyen;
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
arr = new ArrayList();
while (dr.Read())
{
Entities.ThongTinHangHoa tao = new Entities.ThongTinHangHoa();
tao.MaNhomHangHoa = dr[0].ToString();
tao.MaHangHoa = dr[1].ToString();
tao.TenHangHoa = dr[2].ToString();
tao.GiaNhap = dr[3].ToString();
tao.GiaBanBuon = dr[4].ToString();
tao.GiaBanLe = dr[5].ToString();
arr.Add(tao);
}
int n = arr.Count;
if (n == 0)
{
arrC = null;
}
arrC = new Entities.ThongTinHangHoa[n];
for (int i = 0; i < n; i++)
{
arrC[i] = (Entities.ThongTinHangHoa)arr[i];
}
}
catch (Exception ex)
{ string s = ex.Message.ToString(); arrC = null; }
finally
{
cmd.Connection.Dispose();
cn.Close();
conn.closeConnection();
}
return(arrC);
}
/// <summary>
/// lay hang hoa theo ma nhom hang
/// </summary>
/// <param name="giatri"></param>
/// <returns></returns>
public Entities.ThongTinHangHoa[] Select(Entities.TruyenGiaTri giatri)
{
Entities.ThongTinHangHoa[] arrC = null;
try
{
string sql = "exec sp_TimHangHoaTheoMaNhomHang @MaNhomHangHoa";
conn = new Connection();
cn = conn.openConnection();
cmd = new SqlCommand(sql, cn);
cmd.Parameters.Add("MaNhomHangHoa", SqlDbType.NVarChar,20).Value = giatri.Giatritruyen;
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
arr = new ArrayList();
while (dr.Read())
{
Entities.ThongTinHangHoa tao = new Entities.ThongTinHangHoa();
tao.MaNhomHangHoa = dr[0].ToString();
tao.MaHangHoa = dr[1].ToString();
tao.TenHangHoa = dr[2].ToString();
tao.GiaNhap = dr[3].ToString();
tao.GiaBanBuon = dr[4].ToString();
tao.GiaBanLe = dr[5].ToString();
arr.Add(tao);
}
int n = arr.Count;
if (n == 0) { arrC = null; }
arrC = new Entities.ThongTinHangHoa[n];
for (int i = 0; i < n; i++)
{
arrC[i] = (Entities.ThongTinHangHoa)arr[i];
}
}
catch (Exception ex)
{ string s = ex.Message.ToString(); arrC = null; }
finally
{
cmd.Connection.Dispose();
cn.Close();
conn.closeConnection();
}
return arrC;
}