Comments (1)
I have found a similar problem with mapper but in a bit different context, I have the following class declaration:
public class MyEditModel
{
public int Id { get; set; }
public string Title { get; set; }
public string Notes { get; set; }
public DropDownList<int> Authorized1 { get; set; } = new DropDownList<int>();
public DropDownList<int> Authorized2 { get; set; } = new DropDownList<int>();
}
and here is the DropDownList class:
` public class DropDownList: DropDownListBase
where SelectionType : IComparable
{
SelectionType _selection;
public SelectionType Selection
{
get => _selection;
set
{
_selection = value;
if (Items.Any())
{
foreach (var item in Items)
{
if (item.Value == _selection.ToString())
item.Selected = true;
else
item.Selected = false;
}
}
}
}
public DropDownList()
{
Selection = default(SelectionType);
}
public DropDownList(List<SelectListItem> list):this()
{
Items = list;
}
public DropDownList(List<SelectListItem> list, SelectionType item):this(list)
{
Selection = item;
}
public static DropDownList<SelectionType> Create<T>(IEnumerable<T> list, Expression<Func<T, string>> textExpr, Expression<Func<T, SelectionType>> valueExpr, SelectionType selected) where T:class
{
var items = BuildSelectItemList(list, textExpr, valueExpr);
return new DropDownList<SelectionType>(items, selected);
}
public static DropDownList<SelectionType> Create<T>(IEnumerable<T> list, Expression<Func<T, string>> textExpr, Expression<Func<T, SelectionType>> valueExpr) where T:class
{
var items = BuildSelectItemList(list, textExpr, valueExpr);
return new DropDownList<SelectionType>(items);
}
}`
I define the mapping in the following way
p.Register<MyEditModel, Entity>()
.Member(t=>t.Authorized1.Selection, s=>s.Person1Id)
.Member(t=>t.Authorized2.Selection, s=>s.Person2Id);
Only the Selection property last set has the value. Any Selection properties set earlier loose their values.
from expressmapper.
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