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25 lines
720 B
25 lines
720 B
using Infrastructure.Domain;
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using System.Collections.Generic;
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using System.Linq;
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namespace Infrastructure.Extensions
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{
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public static class TreeEntityExtensions
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{
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public static List<T> ToTree<T>(this List<T> list) where T : BaseTreeEntity<T>
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{
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if (list != null)
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{
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foreach (var item in list.OrderBy(o=>o.DisplayOrder))
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{
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if (item.ParentId.HasValue)
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{
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item.Parent = list.FirstOrDefault(o => o.Id == item.ParentId.Value);
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item.Parent?.Children.Add(item);
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}
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}
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}
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return list;
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}
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}
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} |