29 lines
779 B
TypeScript
29 lines
779 B
TypeScript
import type { CategoryTree } from '@/types'
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/** 在分类树中找目标分类的祖先路径（含自身） */
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export function findCategoryPath(nodes: CategoryTree[], targetId: string): string[] {
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for (const n of nodes) {
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if (n.id === targetId) return [n.id]
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if (n.children?.length) {
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const sub = findCategoryPath(n.children, targetId)
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if (sub.length) return [n.id, ...sub]
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}
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}
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return []
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}
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export interface CascadeNode {
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value: string
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label: string
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children?: CascadeNode[]
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}
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/** 分类树 → el-cascader 选项 */
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export function buildCascader(tree: CategoryTree[]): CascadeNode[] {
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return tree.map((n) => ({
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value: n.id,
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label: n.categoryName,
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children: n.children?.length ? buildCascader(n.children) : undefined,
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}))
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}
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