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27 lines
610 B
27 lines
610 B
package pkg
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type Node[T any] struct {
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Data T `json:"data"`
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Children []Node[T] `json:"children"`
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}
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// 适用 A00001B00001 层级结构
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// parent 父级字符串
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// length A00001 一个节点长度
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// pathFunc 返回T的code A00001
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func Tree[T any](data []T, parent string, length int, pathFunc func(d T) string) (res []Node[T]) {
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for _, v := range data {
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path := pathFunc(v)
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if len(path) < length {
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return nil
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}
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p := path[:len(path)-length]
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if p == parent {
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res = append(res, Node[T]{
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Data: v,
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Children: Tree[T](data, path, length, pathFunc),
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})
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}
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}
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return
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}
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