public static void isType(string abc)
{
try
{
Backend.Type tmp = (Backend.Type)Enum.Parse(typeof(Backend.Type), abc);
}
catch (ArgumentException)
{
throw new Exception("The Type of Produce doesnt exist.");
}
}
public static void isType(string abc)
{
if (abc != "Electronics" && abc != "Food" && abc != "Fashion" && abc != "HomeAndGarden")
{
try
{
Backend.Type tmp = (Backend.Type)Enum.Parse(typeof(Backend.Type), abc);
}
catch (ArgumentException)
{
throw new Exception("The Type of Produce doesnt exist.at all");
}
}
}
//returns a list of products where type = type1
internal List <Product> productTypeQuery(Backend.Type type1, List <Product> listP = null)
{
if (listP == null)
{
listP = products;
}
var type =
from p in listP
where p.Type == type1
orderby p.SoldLastMonth descending
select p;
return(type.ToList <Product>());
}