public static IEnumerable <Tuple <string, string, bool> > GetProductsByPIDs(string[] pids)
{
var result = new List <Tuple <string, string, bool> >();
var productTable = DALPromotion.SelectProductNamesByPIDs(pids);
if (productTable != null)
{
foreach (DataRow item in productTable.Rows)
{
result.Add(Tuple.Create(item.GetValue <string>("PID"), item.GetValue <string>("DisplayName"), item.GetValue <bool>("Exist")));
}
}
pids?.ToList().ForEach(f =>
{
var product = result.Where(w => w.Item1 == f).FirstOrDefault();
if (product == null)
{
result.Add(Tuple.Create(f, "", false));
}
});
return(result);
}