Hello.我有一个看起来像这样的列表:
public class PagedList<T> : List<T>
{
public PagedList(IEnumerable<T> collection) : base(collection)
{ }
public int TotalItems { get; set; }
public int CurrentPage { get; set; }
public int PageSize { get; set; }
//some other properties
}
并在存储库中用于分页
public PagedList<TEntity> GetPaged(int page)
{
var pagedEntities = some_query;
return pagedEntities.AsPagedList(totalResults, page, pageSize);
}
同样的 PagedList 也用于 asp mvc 视图模型中进行分页。
是否可以使用具有所有属性 TotalItems/CurrentPage/... 的 Automapper 来映射此集合?
PagedList<DbItem> dbItems = _repository.GetPages(page);
var viewItems = new PagedList<SomeItemView>();
Mapper.Map(dbItems , viewItems);
谢谢 !
这对我有用。您在寻找更通用的东西吗?
public class DbItem
{
public int Id { get; set; }
public string Name { get; set; }
}
public class ViewItem
{
public int Id { get; set; }
public string Name { get; set; }
}
public class PagedList<T>: List<T>
{
public int TotalItems { get; set; }
public int CurrentPage { get; set; }
public int PageSize { get; set; }
}
class Program
{
static void Main(string[] args)
{
MapItems();
}
public static void MapItems()
{
Mapper.CreateMap<DbItem, ViewItem>();
Mapper.CreateMap<PagedList<DbItem>, PagedList<ViewItem>>()
.AfterMap((s, d) => Mapper.Map<List<DbItem>, List<ViewItem>>(s, d));
var dbList = new PagedList<DbItem>
{
new DbItem {Id = 1, Name = "a"},
new DbItem {Id = 2, Name = "b"}
};
dbList.TotalItems = 2;
dbList.CurrentPage = 1;
dbList.PageSize = 10;
var viewList = Mapper.Map<PagedList<DbItem>, PagedList<ViewItem>>(dbList);
Console.WriteLine(viewList.TotalItems);
Console.WriteLine(viewList.CurrentPage);
Console.WriteLine(viewList.PageSize);
Console.WriteLine(viewList[0].Id + " " + viewList[0].Name);
Console.WriteLine(viewList[1].Id + " " + viewList[1].Name);
Console.ReadLine();
}
}
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