//查询整个订餐表
public DataTable searchOrderInformation(Model.Order o)
{
DataTable dt = new DataTable();
IDataParameter[] parameter =
{
};
dt = pr.GetDataTable("searchOrderInformation", parameter);
//string SQL = "select * from [order]";
//dt = db.SQLGetDataTable(SQL);
return(dt);
/*-------------------------------------------------------------------------------*/
//DataTable dt = new DataTable();
//string SQL = "select * from [order]";
//dt = db.SQLGetDataTable(SQL);
//return dt;
}
//管理员查询相应用户名的记录
public DataTable search_User_OrderInformation(Model.Order o)
{
DataTable dt = new DataTable();
IDataParameter[] parameter =
{
new SqlParameter("@username", SqlDbType.VarChar, 10)
};
parameter[0].Value = o.Username;
dt = pr.GetDataTable("search_User_OrderInformation", parameter);
//string SQL = "select * from [order] where username='******'";
//dt = db.SQLGetDataTable(SQL);
return(dt);
/*--------------------------------------------------------------------------------------------------*/
//DataTable dt = new DataTable();
//string SQL = "select * from [order] where username='******'";
//dt = db.SQLGetDataTable(SQL);
//return dt;
}
//管理员查询相应的用户名和日期
public DataTable searchPointedOrderInformation(Model.Order o, string date)
{
DataTable dt = new DataTable();
IDataParameter[] parameter =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@date", SqlDbType.VarChar, 200)
};
parameter[0].Value = o.Username;
parameter[1].Value = date;
dt = pr.GetDataTable("searchPointedOrderInformation", parameter);
//string SQL = "select * from [order] where username='******' and Convert(varchar(200),datetime,111)='" + date + "'";
//dt = db.SQLGetDataTable(SQL);
return(dt);
/*-------------------------------------------------------------------------------------------------------------------------------------------------*/
//DataTable dt = new DataTable();
//string SQL = "select * from [order] where username='******' and Convert(varchar(200),datetime,111)='" + date + "'";
//dt = db.SQLGetDataTable(SQL);
//return dt;
}
//搜索用户的订餐
public DataTable searchOrder(Model.Order o)
{
DataTable dt = new DataTable();
IDataParameter[] parameter =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter[0].Value = o.Username;
parameter[1].Value = "NULL";
dt = pr.GetDataTable("searchOrder", parameter);
//string SQL = "select * from [order] where username='******' and IsChecked='NULL'";
//dt=db.SQLGetDataTable(SQL);
return(dt);
/*---------------------------------------------------------------------------------------------------------*/
//DataTable dt =new DataTable();
//string SQL = "select * from [order] where username='******' and IsChecked='NULL'";
//dt=db.SQLGetDataTable(SQL);
//return dt;
}
//添加到订单
public bool AddFood(Model.Order o)
{
DataTable dt1 = new DataTable();
DataTable dt2 = new DataTable();
bool flag = false;
IDataParameter[] parameter =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter[0].Value = o.Username;
parameter[1].Value = o.Foodname;
parameter[2].Value = "NULL";
dt1 = pr.GetDataTable("AddFood_order", parameter);
if (dt1.Rows.Count > 0)
{
IDataParameter[] parameter1 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter1[0].Value = o.Username;
parameter1[1].Value = o.Foodname;
parameter1[2].Value = "NULL";
pr.ExcutePro("AddFood_order1", parameter1);
IDataParameter[] parameter2 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50)
};
parameter2[0].Value = o.Username;
parameter2[1].Value = o.Foodname;
dt2 = pr.GetDataTable("AddFood_order2", parameter2);
int price = int.Parse(dt2.Rows[0]["foodprice"].ToString());
IDataParameter[] parameter3 =
{
new SqlParameter("@price", SqlDbType.Int),
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter3[0].Value = price;
parameter3[1].Value = o.Username;
parameter3[2].Value = o.Foodname;
parameter3[3].Value = "NULL";
pr.ExcutePro("AddFood_order3", parameter3);
flag = true;
return(flag);
}
else
{
IDataParameter[] parameter4 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@foodprice", SqlDbType.Int),
new SqlParameter("@foodnum", SqlDbType.Int),
new SqlParameter("@foodprice_sum", SqlDbType.Int),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter4[0].Value = o.Username;
parameter4[1].Value = o.Foodname;
parameter4[2].Value = o.Foodprice;
parameter4[3].Value = 1;
parameter4[4].Value = o.Foodprice;
parameter4[5].Value = "NULL";
pr.ExcutePro("AddFood_order4", parameter4);
flag = true;
return(flag);
/*------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
//DataTable dt1 = new DataTable();
//DataTable dt2 = new DataTable();
//bool flag = false;
//string SQL1 = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//dt1 = db.SQLGetDataTable(SQL1);
//if (dt1.Rows.Count > 0)
//{
// string SQL3 = "update [order] set foodnum+=1 where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// db.SQLExecute(SQL3);
// string SQL2 = "select * from [order] where username='******' and foodname='" + o.Foodname + "'";
// dt2 = db.SQLGetDataTable(SQL2);
// int price = int.Parse(dt2.Rows[0]["foodprice"].ToString());
// string SQL4 = "update [order] set sumprice+='" + price + "' where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// db.SQLExecute(SQL4);
// flag = true;
// return flag;
//}
//else
//{
// string SQL5 = "insert into[order](username,foodname,foodprice,foodnum,sumprice,ischecked)"
// + "values('" + o.Username + "','" + o.Foodname + "','" + o.Foodprice + "','" + 1 + "','" + o.Foodprice + "','NULL')";
// db.SQLExecute(SQL5);
// flag = true;
// return flag;
}
}
//从订单中删除
public bool DeleteFood(Model.Order o)
{
DataTable dt = new DataTable();
DataTable dt2 = new DataTable();
bool flag = false;
IDataParameter[] parameter =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter[0].Value = o.Username;
parameter[1].Value = o.Foodname;
parameter[2].Value = "NULL";
dt = pr.GetDataTable("DeleteFood_order", parameter);
//string SQL1 = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//dt = db.SQLGetDataTable(SQL1);
if (dt.Rows.Count > 0)
{
if (int.Parse(dt.Rows[0]["foodnum"].ToString()) == 0)
{
IDataParameter[] parameter1 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter1[0].Value = o.Username;
parameter1[1].Value = o.Foodname;
parameter1[2].Value = "NULL";
pr.ExcutePro("DeleteFood_order1", parameter1);
//string SQL3 = "delete from [order] where foodname='" + o.Foodname + "' and username='******' and ischecked='NULL'";
//db.SQLExecute(SQL3);
flag = false;
}
else
{
IDataParameter[] parameter2 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter2[0].Value = o.Username;
parameter2[1].Value = o.Foodname;
parameter2[2].Value = "NULL";
pr.ExcutePro("DeleteFood_order2", parameter2);
//string SQL2 = "update [order] set foodnum-=1 where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//db.SQLExecute(SQL2);
IDataParameter[] parameter3 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter3[0].Value = o.Username;
parameter3[1].Value = o.Foodname;
parameter3[2].Value = "NULL";
dt = pr.GetDataTable("DeleteFood_order3", parameter3);
//string SQL5 = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//dt2 = db.SQLGetDataTable(SQL5);
int price = int.Parse(dt.Rows[0]["foodprice"].ToString());
IDataParameter[] parameter4 =
{
new SqlParameter("@price", SqlDbType.Int),
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter4[0].Value = price;
parameter4[1].Value = o.Username;
parameter4[2].Value = o.Foodname;
parameter4[3].Value = "NULL";
pr.ExcutePro("DeleteFood_order4", parameter4);
//string SQL4 = "update [order] set sumprice-='" + price + "' where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//db.SQLExecute(SQL4);
IDataParameter[] parameter5 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter5[0].Value = o.Username;
parameter5[1].Value = o.Foodname;
parameter5[2].Value = "NULL";
dt2 = pr.GetDataTable("DeleteFood_order5", parameter5);
//string SQL = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//dt2 = db.SQLGetDataTable(SQL);
if (dt2.Rows.Count > 0 && int.Parse(dt2.Rows[0]["foodnum"].ToString()) == 0)
{
IDataParameter[] parameter6 =
{
new SqlParameter("@username", SqlDbType.VarChar, 10),
new SqlParameter("@foodname", SqlDbType.VarChar, 50),
new SqlParameter("@ischecked", SqlDbType.VarChar, 10)
};
parameter6[0].Value = o.Username;
parameter6[1].Value = o.Foodname;
parameter6[2].Value = "NULL";
dt2 = pr.GetDataTable("DeleteFood_order6", parameter6);
//string SQL3 = "delete from [order] where foodname='" + o.Foodname + "' and username='******' and ischecked='NULL'";
//db.SQLExecute(SQL3);
flag = true;
}
flag = true;
}
return(flag);
}
else
{
return(flag);
}
/*------------------------------------------------------------------------------------------------------------------------------------------------------*/
//DataTable dt = new DataTable();
//DataTable dt2 = new DataTable();
//bool flag = false;
//string SQL1 = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
//dt = db.SQLGetDataTable(SQL1);
//if (dt.Rows.Count > 0)
//{
// if (int.Parse(dt.Rows[0]["foodnum"].ToString()) == 0)
// {
// string SQL3 = "delete from [order] where foodname='" + o.Foodname + "' and username='******' and ischecked='NULL'";
// db.SQLExecute(SQL3);
// flag = false;
// }
// else
// {
// string SQL2 = "update [order] set foodnum-=1 where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// db.SQLExecute(SQL2);
// string SQL5 = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// dt2 = db.SQLGetDataTable(SQL5);
// int price = int.Parse(dt2.Rows[0]["foodprice"].ToString());
// string SQL4 = "update [order] set sumprice-='" + price + "' where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// db.SQLExecute(SQL4);
// string SQL = "select * from [order] where username='******' and foodname='" + o.Foodname + "' and ischecked='NULL'";
// dt2 = db.SQLGetDataTable(SQL);
// if (dt2.Rows.Count > 0 && int.Parse(dt2.Rows[0]["foodnum"].ToString()) == 0)
// {
// string SQL3 = "delete from [order] where foodname='" + o.Foodname + "' and username='******' and ischecked='NULL'";
// db.SQLExecute(SQL3);
// flag = true;
// }
// flag = true;
// }
// return flag;
//}
//else
//{
// return flag;
//}
}