public List <T> Query <T>(string sql, params object[] parameterValues)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
return(ct.ExecuteQuery <T>(sql, parameterValues).ToList());
}
}
public DS_Orders GetSingle(int ID)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
return(ct.DS_Orders.Single(a => a.ID == ID));
}
}
public void Update(DS_Orders Orders)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
ct.DS_Orders.Attach(Orders, true);
ct.SubmitChanges();
}
}
public void Add(DS_Orders Orders)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
ct.DS_Orders.InsertOnSubmit(Orders);
ct.SubmitChanges();
}
}
public void Delete(int ID)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
DS_Orders st = ct.DS_Orders.Single(a => a.ID == ID);
ct.DS_Orders.DeleteOnSubmit(st);
ct.SubmitChanges();
}
}
public List <DS_Orders> Query(string condition, string orderby, params object[] param)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
IQueryable <DS_Orders> OrdersList = ct.DS_Orders;
if (!string.IsNullOrEmpty(condition))
{
OrdersList = OrdersList.Where(condition, param);
}
if (!string.IsNullOrEmpty(orderby))
{
OrdersList = OrdersList.OrderBy(orderby);
}
return(OrdersList.ToList());
}
}
public List <DS_Orders> Query(string condition, string orderby, int startIndex, int pageSize, ref int pageCount, params object[] param)
{
using (var ct = new DS_OrdersDataContext(DbHelperSQL.Connection))
{
IQueryable <DS_Orders> OrdersList = ct.DS_Orders;
if (!string.IsNullOrEmpty(condition))
{
OrdersList = OrdersList.Where(condition, param);
}
if (!string.IsNullOrEmpty(orderby))
{
OrdersList = OrdersList.OrderBy(orderby);
}
pageCount = OrdersList.Count();
return(OrdersList.Skip(startIndex).Take(pageSize).ToList());
}
}
public void Add(DS_Orders Order, List <DS_OrderDetail> OrderDetail)
{
using (var con = DbHelperSQL.GetConnection()) {
var tran = con.BeginTransaction();
var ct = new DS_OrdersDataContext(con);
ct.Transaction = tran;
var ct2 = new DS_OrderDetailDataContext(con);
ct2.Transaction = tran;
ct.DS_Orders.InsertOnSubmit(Order);
ct.SubmitChanges();
foreach (var odd in OrderDetail)
{
odd.OrderID = Order.ID;
}
ct2.DS_OrderDetail.InsertAllOnSubmit(OrderDetail);
ct2.SubmitChanges();
tran.Commit();
}
}
