public static IQueryable <Person> OrderPeopleWithDirection(this IQueryable <Person> query, PeopleOrderingColumns column, OrderingDirections direction)
{
if (column == PeopleOrderingColumns.Name)
{
return(query.OrderWithDirection(p => p.Name, direction));
}
else
{
return(query.OrderWithDirection(p => p.Age, direction));
}
}
public static IQueryable <T> OrderWithDirection <T, TKey>(this IQueryable <T> query, Expression <Func <T, TKey> > keySelector, OrderingDirections direction)
{
if (direction == OrderingDirections.Ascending)
{
return(query.OrderBy(keySelector));
}
else
{
return(query.OrderByDescending(keySelector));
}
}
