protected Selector <TModel, TSelector> Select(params Expression <Func <TSelector, object> >[] expressions)
{
foreach (var expression in expressions)
{
var member = (expression.Body as MemberExpression)?.Member;
if (member == null)
{
var unary = (expression.Body as UnaryExpression)?.Operand;
member = (unary as MemberExpression)?.Member;
}
if (member == null)
{
continue;
}
if (Selections.TryGetValue(member.Name, out var selection))
{
selection.IsSelected = true;
}
if (!SelectedProperties.ContainsKey(member.Name))
{
SelectedProperties.Add(member.Name, PropertyInfoMapping[member.Name]);
}
}
return(this);
}
