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| | | /**
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| | | /**
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| | | * 通用js方法封装处理
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| | | * Copyright (c) 2019 ruoyi
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| | | */
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| | | * @param {*} id id字段 默认 'id'
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| | | * @param {*} parentId 父节点字段 默认 'parentId'
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| | | * @param {*} children 孩子节点字段 默认 'children'
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| | | * @param {*} rootId 根Id 默认 0
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| | | */
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| | | export function handleTree(data, id, parentId, children, rootId) {
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| | | id = id || 'id'
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| | | parentId = parentId || 'parentId'
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| | | children = children || 'children'
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| | | rootId = rootId || Math.min.apply(Math, data.map(item => { return item[parentId] })) || 0
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| | | //对源数据深度克隆
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| | | const cloneData = JSON.parse(JSON.stringify(data))
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| | | //循环所有项
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| | | const treeData = cloneData.filter(father => {
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| | | let branchArr = cloneData.filter(child => {
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| | | //返回每一项的子级数组
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| | | return father[id] === child[parentId]
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| | | });
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| | | branchArr.length > 0 ? father.children = branchArr : '';
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| | | //返回第一层
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| | | return father[parentId] === rootId;
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| | | });
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| | | return treeData != '' ? treeData : data;
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| | | export function handleTree(data, id, parentId, children) {
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| | | let config = {
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| | | id: id || 'id',
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| | | parentId: parentId || 'parentId',
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| | | childrenList: children || 'children'
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| | | };
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| | |
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| | | var childrenListMap = {};
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| | | var nodeIds = {};
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| | | var tree = [];
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| | |
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| | | for (let d of data) {
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| | | let parentId = d[config.parentId];
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| | | if (childrenListMap[parentId] == null) {
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| | | childrenListMap[parentId] = [];
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| | | }
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| | | nodeIds[d[config.id]] = d;
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| | | childrenListMap[parentId].push(d);
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| | | }
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| | |
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| | | /**
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| | | * 参数处理
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| | | * @param {*} params 参数
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| | | */
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| | | export function tansParams(params) {
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| | | let result = ''
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| | | Object.keys(params).forEach((key) => {
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| | | if (!Object.is(params[key], undefined) && !Object.is(params[key], null) && !Object.is(JSON.stringify(params[key]), '{}')) {
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| | | result += encodeURIComponent(key) + '=' + encodeURIComponent(params[key]) + '&'
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| | | for (let d of data) {
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| | | let parentId = d[config.parentId];
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| | | if (nodeIds[parentId] == null) {
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| | | tree.push(d);
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| | | }
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| | | })
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| | | return result
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| | | }
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| | |
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| | | for (let t of tree) {
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| | | adaptToChildrenList(t);
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| | | }
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| | |
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| | | function adaptToChildrenList(o) {
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| | | if (childrenListMap[o[config.id]] !== null) {
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| | | o[config.childrenList] = childrenListMap[o[config.id]];
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| | | }
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| | | if (o[config.childrenList]) {
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| | | for (let c of o[config.childrenList]) {
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| | | adaptToChildrenList(c);
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| | | }
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| | | }
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| | | }
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| | | return tree;
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| | | }
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