/// <summary>
/// 转换
/// </summary>
/// <typeparam name="TIn">输入元素类型</typeparam>
/// <typeparam name="TOut">输出元素类型</typeparam>
/// <param name="value">值</param>
/// <param name="handler">委托方法</param>
public static Tree <TOut> To <TIn, TOut>(this Tree <TIn> value, ToHandler <TIn, TOut> handler)
{
if (value == null)
{
return(new Tree <TOut>());
}
if (value.Subsets.IsEmpty())
{
return(new Tree <TOut>(handler(value.Data), null, value.SortId));
}
var subsets = new List <Tree <TOut> >();
foreach (var item in value.Subsets)
{
subsets.Add(item.To(handler));
}
return(new Tree <TOut>(handler(value.Data), subsets.OrderBy(t => t.SortId).ToList(), value.SortId));
}
/// <summary>
/// 转换
/// </summary>
/// <typeparam name="TIn">输入元素类型</typeparam>
/// <typeparam name="TOut">输出元素类型</typeparam>
/// <param name="value">值</param>
/// <param name="handler">委托方法</param>
public static List <Tree <TOut> > To <TIn, TOut>(this List <Tree <TIn> > value, ToHandler <TIn, TOut> handler)
{
if (value == null)
{
return(new List <Tree <TOut> >());
}
return(value.Select(t => t.To(handler)).OrderBy(t => t.SortId).ToList());
}