/// <summary>
/// khoi tao gia tri
/// </summary>
public TraLai()
{
tl = null;
Sql = null;
conn = null;
cmd = null;
arr = null;
dr = null;
tralai = null;
cn = null;
}
/// <summary>
/// Select Bảng
/// </summary>
/// <returns></returns>
public Entities.TraLai[] Select(Entities.TraLai ct)
{
Entities.TraLai[] arrC = null;
try
{
tl = new Constants.TraLai();
Sql = new Constants.Sql();
string sql = Sql.TraLai;
conn = new Connection();
cn = conn.openConnection();
cmd = new SqlCommand(sql, cn);
cmd.Parameters.Add(tl.MaKhachHang, SqlDbType.NVarChar, 20).Value = ct.MaKhachHang;
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
arr = new ArrayList();
while (dr.Read())
{
tralai = new Entities.TraLai();
tralai.MaKhachHang = dr[0].ToString();
tralai.MaKhachHangTraLai = dr[1].ToString();
tralai.NgayNhap = Convert.ToDateTime(dr[2].ToString());
tralai.HinhThucThanhToan = dr[3].ToString();
tralai.GhiChu = dr[4].ToString();
tralai.ThanhToanNgay = dr[5].ToString();
arr.Add(tralai);
}
int n = arr.Count;
if (n == 0) { return null; }
arrC = new Entities.TraLai[n];
for (int i = 0; i < n; i++)
{
arrC[i] = (Entities.TraLai)arr[i];
}
}
catch (Exception ex)
{ string s = ex.Message.ToString(); }
finally
{
cmd.Connection.Dispose();
cn.Close();
conn.closeConnection();
}
return arrC;
}