From a09a342f58c282a89df6b5bc274cf8f37f8bf6f3 Mon Sep 17 00:00:00 2001
From: fungleo <web@fengcms.com>
Date: 星期二, 21 七月 2020 10:22:07 +0800
Subject: [PATCH] 优化 uitls/ruoyi.js 中 selectDictLabel 方法，数组迭代器换为 some 提高性能
---
ruoyi-ui/src/utils/ruoyi.js | 39 +++++++++++++++++++++++++++++++++++----
1 files changed, 35 insertions(+), 4 deletions(-)
diff --git a/ruoyi-ui/src/utils/ruoyi.js b/ruoyi-ui/src/utils/ruoyi.js
index 602fdd6..decad41 100644
--- a/ruoyi-ui/src/utils/ruoyi.js
+++ b/ruoyi-ui/src/utils/ruoyi.js
@@ -7,7 +7,7 @@
// 日期格式化
export function parseTime(time, pattern) {
- if (arguments.length === 0) {
+ if (arguments.length === 0 || !time) {
return null
}
const format = pattern || '{y}-{m}-{d} {h}:{i}:{s}'
@@ -17,6 +17,8 @@
} else {
if ((typeof time === 'string') && (/^[0-9]+$/.test(time))) {
time = parseInt(time)
+ } else if (typeof time === 'string') {
+ time = time.replace(new RegExp(/-/gm), '/');
}
if ((typeof time === 'number') && (time.toString().length === 10)) {
time = time * 1000
@@ -66,10 +68,10 @@
// 回显数据字典
export function selectDictLabel(datas, value) {
var actions = [];
- Object.keys(datas).map((key) => {
+ Object.keys(datas).some((key) => {
if (datas[key].dictValue == ('' + value)) {
actions.push(datas[key].dictLabel);
- return false;
+ return true;
}
})
return actions.join('');
@@ -100,4 +102,33 @@
return "";
}
return str;
-}
\ No newline at end of file
+}
+
+/**
+ * 构造树型结构数据
+ * @param {*} data 数据源
+ * @param {*} id id字段 默认 'id'
+ * @param {*} parentId 父节点字段 默认 'parentId'
+ * @param {*} children 孩子节点字段 默认 'children'
+ * @param {*} rootId 根Id 默认 0
+ */
+export function handleTree(data, id, parentId, children, rootId) {
+ id = id || 'id'
+ parentId = parentId || 'parentId'
+ children = children || 'children'
+ rootId = rootId || 0
+ //对源数据深度克隆
+ const cloneData = JSON.parse(JSON.stringify(data))
+ //循环所有项
+ const treeData = cloneData.filter(father => {
+ let branchArr = cloneData.filter(child => {
+ //返回每一项的子级数组
+ return father[id] === child[parentId]
+ });
+ branchArr.length > 0 ? father.children = branchArr : '';
+ //返回第一层
+ return father[parentId] === rootId;
+ });
+ return treeData != '' ? treeData : data;
+ }
+
--
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