RuoYi/RuoYi-Vue3
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优化前端树结构性能问题

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RuoYi 2025-03-01 14:54:05 +08:00
parent ca5ae82f9e
commit 537fc97695
1 changed files with 8 additions and 29 deletions
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37
src/utils/ruoyi.js
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@ -1,5 +1,3 @@
/** /**
* 通用js方法封装处理 * 通用js方法封装处理
* Copyright (c) 2019 ruoyi * Copyright (c) 2019 ruoyi
@ -86,7 +84,7 @@ export function selectDictLabel(datas, value) {
return actions.join(''); return actions.join('');
} }
// 回显数据字典（字符串数组） // 回显数据字典（字符串、数组）
export function selectDictLabels(datas, value, separator) { export function selectDictLabels(datas, value, separator) {
if (value === undefined || value.length ===0) { if (value === undefined || value.length ===0) {
return ""; return "";
@ -165,37 +163,19 @@ export function handleTree(data, id, parentId, children) {
}; };
var childrenListMap = {}; var childrenListMap = {};
var nodeIds = {};
var tree = []; var tree = [];
for (let d of data) { for (let d of data) {
let parentId = d[config.parentId]; let id = d[config.id];
if (childrenListMap[parentId] == null) { childrenListMap[id] = d;
childrenListMap[parentId] = [];
}
nodeIds[d[config.id]] = d;
childrenListMap[parentId].push(d);
} }
for (let d of data) { for (let d of data) {
let parentId = d[config.parentId]; let parentId = d[config.parentId]
if (nodeIds[parentId] == null) { let parentObj = childrenListMap[parentId]
if (!parentObj) {
tree.push(d); tree.push(d);
} } else {
} parentObj[config.childrenList].push(d)
for (let t of tree) {
adaptToChildrenList(t);
}
function adaptToChildrenList(o) {
if (childrenListMap[o[config.id]] !== null) {
o[config.childrenList] = childrenListMap[o[config.id]];
}
if (o[config.childrenList]) {
for (let c of o[config.childrenList]) {
adaptToChildrenList(c);
}
} }
} }
return tree; return tree;
@ -227,7 +207,6 @@ export function tansParams(params) {
return result return result
} }
// 返回项目路径 // 返回项目路径
export function getNormalPath(p) { export function getNormalPath(p) {
if (p.length === 0 || !p || p == 'undefined') { if (p.length === 0 || !p || p == 'undefined') {