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113 changes: 113 additions & 0 deletions
113
templates/vue-admin/src/components/vs-tree-select/util.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,113 @@ | ||
| type NodeKey = string | number | ||
|
|
||
| /** | ||
| * 根据子ID查询其所有父级元素，包含其本身 | ||
| * @param targetId 要查询的目标id | ||
| * @param treeData 树形数据 | ||
| * @param options 可选参数 | ||
| * @param options.id id字段别名，默认id | ||
| * @param options.label label字段别名，默认label | ||
| * @param options.children children子节点别名，默认children | ||
| * @param options.returnType 返回所查找元素的类别，可选'ids'(默认)|'labels'|'nodes' | ||
| */ | ||
| export function findArraryValueFromTreeData( | ||
| targetId: NodeKey, | ||
| treeData: Record<string, any>[], | ||
| options?: { | ||
| id?: string | ||
| label?: string | ||
| children?: string | ||
| returnType?: 'ids' | 'labels' | 'nodes' | ||
| } | ||
| ) { | ||
| try { | ||
| const { returnType = 'ids' } = options ?? {} | ||
| if (returnType === 'labels') return getLabels(targetId, toFlatten(treeData), options) | ||
| else if (returnType === 'ids') return getIds(targetId, toFlatten(treeData), options) | ||
| else return getNodes(targetId, toFlatten(treeData), options) | ||
| } catch (error) { | ||
| console.error('findArraryValuesFromTreeData: ', error) | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * 判断对象数组 | ||
| * @param data | ||
| */ | ||
| export function isArraryObject(data: unknown) { | ||
| try { | ||
| if (Array.isArray(data)) { | ||
| if (data.length) return !!data[0] && data[0].constructor === Object | ||
| console.warn('data.length === 0, unable to judge.') | ||
| } | ||
| return false | ||
| } catch (error) { | ||
| console.error('isArraryObject ->', error) | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * 拍平树形数据 | ||
| * @param treeData 树形数据 | ||
| * @param options 可选参数 | ||
| * @param options.id id字段别名，默认id | ||
| * @param options.children children子节点别名，默认children | ||
| * @param options.parentId 节点的父级id，函数内部自动添加，无需传入 | ||
| */ | ||
| export function toFlatten( | ||
| treeData: Record<string, any>[], | ||
| options?: { id?: string; children?: string; parentId?: NodeKey } | ||
| ): Record<string, any>[] { | ||
| try { | ||
| const { id = 'id', children = 'children', parentId } = options ?? {} | ||
| return treeData.reduce<Record<string, any>[]>((pre, cur) => { | ||
| return [ | ||
| ...pre, | ||
| typeof parentId === 'undefined' ? cur : { ...cur, parentId }, | ||
| ...(cur[children]?.length ? toFlatten(cur[children], { parentId: cur[id] }) : []) | ||
| ] | ||
| }, []) | ||
| } catch (error) { | ||
| console.error('toFlatten: ', error) | ||
| return [] | ||
| } | ||
| } | ||
|
|
||
| function getIds(targetId: NodeKey, flatData: Record<string, any>[], options?: { id?: string }) { | ||
| const { id = 'id' } = options ?? {} | ||
| let ids = [targetId] | ||
| let child = flatData.find((e) => e[id] === targetId) | ||
| while (child && typeof child.parentId !== 'undefined') { | ||
| ids = [child.parentId, ...ids] | ||
| child = flatData.find((e) => e[id] === child!.parentId) | ||
| } | ||
| return ids | ||
| } | ||
|
|
||
| function getLabels( | ||
| targetId: NodeKey, | ||
| flatData: Record<string, any>[], | ||
| options?: { id?: string; label?: string } | ||
| ) { | ||
| const { id = 'id', label = 'label' } = options ?? {} | ||
| let child = flatData.find((e) => e[id] === targetId) | ||
| let labels: string[] = child && child[label] ? [child[label]] : [] | ||
| while (child && typeof child.parentId !== 'undefined') { | ||
| const find = flatData.find((e) => e[id] === child!.parentId) | ||
| labels = [find![label], ...labels] | ||
| child = flatData.find((e) => e[id] === child!.parentId) | ||
| } | ||
| return labels | ||
| } | ||
|
|
||
| function getNodes(targetId: NodeKey, flatData: Record<string, any>[], options?: { id?: string }) { | ||
| const { id = 'id' } = options ?? {} | ||
| let child = flatData.find((e) => e[id] === targetId) | ||
| let nodes = child ? [child] : [] | ||
| while (child && typeof child.parentId !== 'undefined') { | ||
| const find = flatData.find((e) => e[id] === child!.parentId) | ||
| nodes = [find!, ...nodes] | ||
| child = flatData.find((e) => e[id] === child!.parentId) | ||
| } | ||
| return nodes | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| /** | ||
| * 简易倒计时 | ||
| * @param seconds 倒计时总秒数 | ||
| * @param change 每秒变化时的回调 | ||
| * @param done 倒计时完成时的回调 | ||
| */ | ||
| export function countDown(seconds: number, change: (seconds: number) => void, done?: () => void) { | ||
| const timer = setInterval(() => { | ||
| if (seconds--) change(seconds) | ||
| else { | ||
| done && done() | ||
| clearInterval(timer) | ||
| } | ||
| }, 1000) | ||
| } |
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