private bool check_lns_dang_su_dung(decimal ip_id_lns)
{
US_GD_HE_SO_LNS v_us = new US_GD_HE_SO_LNS();
DS_GD_HE_SO_LNS v_ds = new DS_GD_HE_SO_LNS();
v_us.FillDataset(v_ds, "where id_he_so_lns =" + ip_id_lns);
if (v_ds.Tables[0].Rows.Count == 0)
return false;
return true;
}
private void delete_gd_he_so_lns(decimal v_id_hop_dong)
{
US_GD_HE_SO_LNS v_us = new US_GD_HE_SO_LNS();
DS_GD_HE_SO_LNS v_ds = new DS_GD_HE_SO_LNS();
v_us.FillDataset(v_ds, "where id_hop_dong = " + v_id_hop_dong);
for (int i = 0; i < v_ds.Tables[0].Rows.Count; i++)
{
decimal v_id_gd_lns = Convert.ToDecimal(v_ds.Tables[0].Rows[i]["ID"]);
v_us = new US_GD_HE_SO_LNS(v_id_gd_lns);
v_us.Delete();
}
}
private decimal find_id_gd_hs_lns(decimal ip_dc_id_gd_hd)
{
try
{
US_GD_HE_SO_LNS v_us = new US_GD_HE_SO_LNS();
DS_GD_HE_SO_LNS v_ds = new DS_GD_HE_SO_LNS();
v_us.FillDataset(v_ds);
string v_str_filter = "ID_HOP_DONG = " + ip_dc_id_gd_hd + " AND DA_XOA = 'N'";
DataRow[] v_dr = v_ds.GD_HE_SO_LNS.Select(v_str_filter);
if (v_dr.Count() == 0)
{
return -1;
}
else
{
return CIPConvert.ToDecimal(v_dr.First()["ID"].ToString());
}
}
catch (Exception v_e)
{
throw v_e;
}
}