feat(机柜管理): 添加机柜导入导出功能并优化分页查询
- 添加xlsx依赖支持Excel文件处理 - 实现机柜数据的导入导出功能，包括模板下载 - 优化机柜列表的分页查询接口 - 修复机柜可视化页面U位标记位置计算问题 - 更新背景设置和渐变颜色样式
This commit is contained in:
zhang1106
@@ -1,5 +1,5 @@
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Generated
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"mysql2": "^3.16.0",
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"sqlite3": "^5.1.6",
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"three": "^0.182.0"
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"three": "^0.182.0",
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"xlsx": "^0.18.5"
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@@ -510,6 +533,15 @@
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"license": "Apache-2.0",
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@@ -583,6 +615,18 @@
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"node_modules/crc-32": {
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"license": "Apache-2.0",
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"bin": {
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"crc32": "bin/crc32.njs"
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"engines": {
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"node_modules/csv-parser": {
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"version": "3.2.0",
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@@ -926,6 +970,15 @@
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"node": ">= 0.6"
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@@ -2712,6 +2765,18 @@
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"node": ">= 0.6"
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"node_modules/ssf": {
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"dependencies": {
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"frac": "~1.1.2"
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"version": "8.0.1",
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"resolved": "https://registry.npmjs.org/ssri/-/ssri-8.0.1.tgz",
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@@ -3049,12 +3114,51 @@
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"@types/node": "*"
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"node_modules/wmf": {
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"license": "ISC"
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},
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"node_modules/xlsx": {
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"version": "0.18.5",
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"resolved": "https://registry.npmjs.org/xlsx/-/xlsx-0.18.5.tgz",
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"license": "Apache-2.0",
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"dependencies": {
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"cfb": "~1.2.1",
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"codepage": "~1.15.0",
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"ssf": "~0.11.2",
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"wmf": "~1.0.1",
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"word": "~0.3.0"
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},
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"bin": {
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"xlsx": "bin/xlsx.njs"
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},
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"engines": {
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"node": ">=0.8"
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"version": "4.0.0",
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"resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
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@@ -17,7 +17,8 @@
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"mysql2": "^3.16.0",
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"sequelize": "^6.32.1",
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"sqlite3": "^5.1.6",
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"three": "^0.182.0"
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"three": "^0.182.0",
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"xlsx": "^0.18.5"
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},
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"devDependencies": {
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"nodemon": "^3.0.1"
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+280
-2
@@ -3,17 +3,36 @@ const router = express.Router();
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const Rack = require('../models/Rack');
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const Device = require('../models/Device');
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const Room = require('../models/Room');
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const XLSX = require('xlsx');
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const fs = require('fs');
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const path = require('path');
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// 获取所有机柜
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router.get('/', async (req, res) => {
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try {
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// 分页参数
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const page = parseInt(req.query.page) || 1;
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const pageSize = parseInt(req.query.pageSize) || 10;
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const offset = (page - 1) * pageSize;
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// 获取总记录数
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const total = await Rack.count();
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// 获取分页数据
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const racks = await Rack.findAll({
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include: [
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{ model: Room },
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{ model: Device }
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]
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],
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limit: pageSize,
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offset: offset
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});
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// 返回带分页信息的响应
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res.json({
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racks,
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total
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});
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res.json(racks);
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} catch (error) {
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res.status(500).json({ error: error.message });
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}
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@@ -91,5 +110,264 @@ router.delete('/:rackId', async (req, res) => {
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}
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});
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// 导出机柜导入模板
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router.get('/import-template', async (req, res) => {
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try {
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// 准备模板数据
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const templateData = [
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{
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'机柜ID': 'RACK001',
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'机柜名称': '测试机柜1',
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'所属机房名称': '测试机房1',
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'高度(U)': 42,
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'最大功率(W)': 5000,
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'状态': 'active'
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},
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{
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'机柜ID': 'RACK002',
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'机柜名称': '测试机柜2',
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'所属机房名称': '测试机房1',
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'高度(U)': 42,
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'最大功率(W)': 3000,
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'状态': 'maintenance'
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}
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];
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// 设置CSV标题（包含格式说明）
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const headers = [
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{ id: '机柜ID', title: '机柜ID' },
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{ id: '机柜名称', title: '机柜名称' },
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{ id: '所属机房名称', title: '所属机房名称' },
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{ id: '高度(U)', title: '高度(U)' },
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{ id: '最大功率(W)', title: '最大功率(W)' },
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{ id: '状态', title: '状态(active/maintenance/inactive)' }
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];
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// 使用xlsx创建工作簿
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const wb = XLSX.utils.book_new();
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// 将数据转换为工作表
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const ws = XLSX.utils.json_to_sheet(templateData);
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// 设置列宽
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ws['!cols'] = [
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{ wch: 15 },
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{ wch: 20 },
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{ wch: 15 },
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{ wch: 10 },
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{ wch: 15 },
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{ wch: 15 }
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];
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// 添加工作表到工作簿
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XLSX.utils.book_append_sheet(wb, ws, '机柜模板');
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// 生成Excel文件的Buffer
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const excelBuffer = XLSX.write(wb, { type: 'buffer', bookType: 'xlsx' });
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// 设置响应头
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res.setHeader('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
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res.setHeader('Content-Disposition', `attachment; filename*=UTF-8''${encodeURIComponent('机柜导入模板.xlsx')}`);
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// 发送文件
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res.send(excelBuffer);
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} catch (error) {
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console.error('生成导入模板失败:', error);
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res.status(500).json({ error: '生成导入模板失败' });
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}
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});
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// 导入机柜数据
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router.post('/import', async (req, res) => {
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try {
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// 检查是否有上传文件
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if (!req.files || !req.files.file) {
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return res.status(400).json({
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success: false,
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message: '没有上传文件',
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error: '没有找到有效的上传文件，请选择一个Excel文件后重试'
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});
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}
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const file = req.files.file;
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// 保存临时文件
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const tempFilePath = path.join(__dirname, '../temp', `${Date.now()}_${file.name}`);
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try {
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await file.mv(tempFilePath);
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} catch (saveError) {
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return res.status(500).json({
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success: false,
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message: '文件保存失败',
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error: `无法保存上传的文件: ${saveError.message}`
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});
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}
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try {
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// 读取Excel文件
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let workbook;
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try {
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workbook = XLSX.readFile(tempFilePath);
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} catch (readError) {
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return res.status(400).json({
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success: false,
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message: '文件解析失败',
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error: `无法解析Excel文件: ${readError.message}`
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});
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}
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// 获取第一个工作表
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if (!workbook.SheetNames.length) {
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return res.status(400).json({
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success: false,
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message: '文件格式错误',
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error: 'Excel文件中没有找到工作表'
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});
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}
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const worksheet = workbook.Sheets[workbook.SheetNames[0]];
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// 转换为JSON格式
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const jsonData = XLSX.utils.sheet_to_json(worksheet, {
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header: ['rackId', 'name', 'roomName', 'height', 'maxPower', 'status'],
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range: 1, // 从第2行开始读取数据
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blankrows: false // 跳过空行
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});
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if (jsonData.length === 0) {
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return res.status(400).json({
|
||||
success: false,
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||||
message: '没有找到有效数据',
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||||
error: 'Excel文件中没有找到可导入的数据行'
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||||
});
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}
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// 验证数据
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const validStatuses = ['active', 'maintenance', 'inactive'];
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const validationResults = [];
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// 获取所有有效的机房信息（名称到ID的映射）
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const allRooms = await Room.findAll();
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const roomNameToIdMap = new Map(allRooms.map(room => [room.name, room.roomId]));
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const validRoomNames = new Set(roomNameToIdMap.keys());
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jsonData.forEach((item, index) => {
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const rowNumber = index + 2; // 实际行号（加1是因为从0开始，加1是因为跳过了标题行）
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const errors = [];
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if (!item.rackId || item.rackId.trim() === '') {
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errors.push('机柜ID不能为空');
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}
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||||
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if (!item.name || item.name.trim() === '') {
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errors.push('机柜名称不能为空');
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}
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if (!item.roomName || item.roomName.trim() === '') {
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errors.push('所属机房名称不能为空');
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} else if (!validRoomNames.has(item.roomName.trim())) {
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errors.push(`所属机房名称不存在: ${item.roomName}`);
|
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}
|
||||
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if (typeof item.height !== 'number' || item.height <= 0) {
|
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errors.push('高度必须是大于0的数字');
|
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}
|
||||
|
||||
if (typeof item.maxPower !== 'number' || item.maxPower < 0) {
|
||||
errors.push('最大功率必须是大于等于0的数字');
|
||||
}
|
||||
|
||||
if (!item.status || !validStatuses.includes(item.status)) {
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||||
errors.push(`状态必须是以下值之一: ${validStatuses.join(', ')}`);
|
||||
}
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||||
|
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if (errors.length > 0) {
|
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validationResults.push({
|
||||
row: rowNumber,
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||||
data: item,
|
||||
errors: errors
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||||
});
|
||||
}
|
||||
});
|
||||
|
||||
if (validationResults.length > 0) {
|
||||
return res.status(400).json({
|
||||
success: false,
|
||||
message: '数据验证失败',
|
||||
error: `${validationResults.length} 行数据格式错误`,
|
||||
details: validationResults
|
||||
});
|
||||
}
|
||||
|
||||
// 批量创建机柜
|
||||
let createdCount = 0;
|
||||
let duplicateCount = 0;
|
||||
|
||||
try {
|
||||
// 检查重复的机柜ID
|
||||
const existingRacks = await Rack.findAll({
|
||||
where: {
|
||||
rackId: jsonData.map(item => item.rackId)
|
||||
}
|
||||
});
|
||||
|
||||
const existingIds = new Set(existingRacks.map(rack => rack.rackId));
|
||||
const newData = jsonData.filter(item => !existingIds.has(item.rackId));
|
||||
const duplicateData = jsonData.filter(item => existingIds.has(item.rackId));
|
||||
|
||||
duplicateCount = duplicateData.length;
|
||||
|
||||
// 将roomName转换为roomId
|
||||
const dataWithRoomId = jsonData.map(item => {
|
||||
const trimmedRoomName = item.roomName.trim();
|
||||
return {
|
||||
...item,
|
||||
roomId: roomNameToIdMap.get(trimmedRoomName),
|
||||
roomName: undefined // 移除不需要的字段
|
||||
};
|
||||
});
|
||||
|
||||
// 只创建新的机柜
|
||||
if (newData.length > 0) {
|
||||
const dataToCreate = dataWithRoomId.filter(item =>
|
||||
jsonData.map(d => d.rackId).includes(item.rackId) &&
|
||||
!existingIds.has(item.rackId)
|
||||
);
|
||||
|
||||
const result = await Rack.bulkCreate(dataToCreate, {
|
||||
ignoreDuplicates: true // 忽略重复的机柜ID
|
||||
});
|
||||
createdCount = result.length;
|
||||
}
|
||||
} catch (dbError) {
|
||||
return res.status(500).json({
|
||||
success: false,
|
||||
message: '数据库操作失败',
|
||||
error: `保存机柜数据失败: ${dbError.message}`
|
||||
});
|
||||
}
|
||||
|
||||
res.status(200).json({
|
||||
success: true,
|
||||
message: '机柜导入完成',
|
||||
imported: createdCount,
|
||||
duplicates: duplicateCount,
|
||||
total: jsonData.length
|
||||
});
|
||||
} finally {
|
||||
// 删除临时文件
|
||||
if (fs.existsSync(tempFilePath)) {
|
||||
fs.unlinkSync(tempFilePath);
|
||||
}
|
||||
}
|
||||
} catch (error) {
|
||||
res.status(500).json({
|
||||
success: false,
|
||||
message: '服务器内部错误',
|
||||
error: `导入过程中发生未知错误: ${error.message}`
|
||||
});
|
||||
}
|
||||
});
|
||||
|
||||
module.exports = router;
|
||||
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Reference in New Issue
Block a user