feat(背景设置): 实现背景图片上传及设置功能- 新增背景设置路由和文件上传功能- 添加静态文件服务支持- 前端实现背景设置保存和加载逻辑- 配置vite代理以支持上传文件访问
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zhang1106
@@ -0,0 +1,5 @@
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{
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"type": "image",
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"image": "/uploads/1766210792626_çææ
ä¾£å¾ç.png",
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"size": "cover"
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}
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@@ -0,0 +1 @@
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{}
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@@ -0,0 +1,73 @@
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const express = require('express');
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const path = require('path');
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const fs = require('fs');
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const router = express.Router();
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// 确保上传目录存在
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const UPLOAD_DIR = path.join(__dirname, '../uploads');
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if (!fs.existsSync(UPLOAD_DIR)) {
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fs.mkdirSync(UPLOAD_DIR, { recursive: true });
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}
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// 确保背景设置文件存在
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const SETTINGS_FILE = path.join(__dirname, '../backgroundSettings.json');
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if (!fs.existsSync(SETTINGS_FILE)) {
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fs.writeFileSync(SETTINGS_FILE, JSON.stringify({
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type: 'gradient',
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image: '',
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size: 'contain'
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}, null, 2));
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}
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// 上传图片接口
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router.post('/upload', (req, res) => {
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try {
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if (!req.files || !req.files.file) {
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return res.status(400).json({ error: '没有上传文件' });
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}
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const file = req.files.file;
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const fileName = `${Date.now()}_${file.name}`;
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const filePath = path.join(UPLOAD_DIR, fileName);
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// 保存文件到服务器
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file.mv(filePath, (err) => {
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if (err) {
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console.error('文件保存失败:', err);
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return res.status(500).json({ error: '文件保存失败' });
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}
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// 返回文件路径
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const fileUrl = `/uploads/${fileName}`;
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res.json({ path: fileUrl });
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});
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} catch (error) {
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console.error('上传错误:', error);
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res.status(500).json({ error: '上传失败' });
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}
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});
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// 获取背景设置
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router.get('/settings', (req, res) => {
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try {
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const settings = JSON.parse(fs.readFileSync(SETTINGS_FILE, 'utf8'));
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res.json(settings);
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} catch (error) {
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console.error('读取背景设置失败:', error);
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res.status(500).json({ error: '读取背景设置失败' });
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}
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});
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// 保存背景设置
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router.post('/settings', (req, res) => {
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try {
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const settings = req.body;
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fs.writeFileSync(SETTINGS_FILE, JSON.stringify(settings, null, 2));
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res.json({ success: true });
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} catch (error) {
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console.error('保存背景设置失败:', error);
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res.status(500).json({ error: '保存背景设置失败' });
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}
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});
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module.exports = router;
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@@ -38,12 +38,17 @@ const deviceRoutes = require('./routes/devices');
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const rackRoutes = require('./routes/racks');
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const roomRoutes = require('./routes/rooms');
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const deviceFieldRoutes = require('./routes/deviceFields');
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const backgroundRoutes = require('./routes/background');
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// 使用路由
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app.use('/api/devices', deviceRoutes);
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app.use('/api/racks', rackRoutes);
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app.use('/api/rooms', roomRoutes);
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app.use('/api/deviceFields', deviceFieldRoutes);
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app.use('/api/background', backgroundRoutes);
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// 静态文件服务
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app.use('/uploads', express.static('uploads'));
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// 健康检查
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app.get('/health', (req, res) => {
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@@ -145,6 +145,7 @@ function RackVisualization() {
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const [backgroundImage, setBackgroundImage] = useState(null);
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const [backgroundType, setBackgroundType] = useState('gradient'); // gradient or image
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const [backgroundSize, setBackgroundSize] = useState('contain'); // cover, contain, auto
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const [uploading, setUploading] = useState(false); // 上传状态
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// 获取所有机柜
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const fetchRacks = async () => {
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@@ -333,6 +334,7 @@ function RackVisualization() {
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useEffect(() => {
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fetchRacks();
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loadBackgroundSettings();
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}, []);
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// 根据设备类型获取图标
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@@ -617,6 +619,33 @@ function RackVisualization() {
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message.success('数据已刷新');
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});
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};
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// 保存背景设置到服务器
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const saveBackgroundSettings = async (type, image, size) => {
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try {
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await axios.post('/api/background/settings', {
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type,
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image,
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size
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});
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} catch (error) {
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console.error('保存背景设置失败:', error);
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}
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};
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// 从服务器加载背景设置
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const loadBackgroundSettings = async () => {
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try {
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const response = await axios.get('/api/background/settings');
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if (response.data) {
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setBackgroundType(response.data.type || 'gradient');
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setBackgroundImage(response.data.image || null);
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setBackgroundSize(response.data.size || 'contain');
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}
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} catch (error) {
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console.error('加载背景设置失败:', error);
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}
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};
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// 重置视角
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const handleResetView = () => {
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@@ -689,45 +718,78 @@ function RackVisualization() {
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<Button icon={<ZoomOutOutlined />} onClick={handleZoomOut}>缩小</Button>
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<Button icon={<RotateRightOutlined />} onClick={handleResetView}>重置视角</Button>
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<Select
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placeholder="选择背景类型"
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style={{ width: 150 }}
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value={backgroundType}
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onChange={setBackgroundType}
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>
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<Option value="gradient">渐变背景</Option>
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<Option value="image">自定义图片</Option>
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</Select>
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{backgroundType === 'image' && (
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<Space>
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<input
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type="text"
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placeholder="输入图片URL"
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style={{ width: 200, padding: '4px 8px', borderRadius: '4px', border: '1px solid #d9d9d9' }}
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onChange={(e) => setBackgroundImage(e.target.value)}
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value={backgroundImage || ''}
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/>
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placeholder="选择背景类型"
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style={{ width: 150 }}
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value={backgroundType}
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onChange={async (type) => {
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setBackgroundType(type);
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await saveBackgroundSettings(type, backgroundImage, backgroundSize);
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}}
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>
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<Option value="gradient">渐变背景</Option>
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<Option value="image">自定义图片</Option>
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</Select>
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{backgroundType === 'image' && (
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<Space>
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<input
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type="text"
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placeholder="输入图片URL"
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style={{ width: 200, padding: '4px 8px', borderRadius: '4px', border: '1px solid #d9d9d9' }}
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onChange={async (e) => {
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const image = e.target.value;
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setBackgroundImage(image);
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await saveBackgroundSettings(backgroundType, image, backgroundSize);
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}}
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value={backgroundImage || ''}
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/>
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<input
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type="file"
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accept="image/*"
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onChange={(e) => {
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onChange={async (e) => {
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const file = e.target.files[0];
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if (file) {
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const reader = new FileReader();
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reader.onload = (event) => {
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setBackgroundImage(event.target.result);
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};
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reader.readAsDataURL(file);
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try {
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setUploading(true);
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const formData = new FormData();
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formData.append('file', file);
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formData.append('type', 'background');
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// 发送图片到服务器
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const response = await axios.post('/api/background/upload', formData, {
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headers: {
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'Content-Type': 'multipart/form-data'
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}
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});
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// 保存服务器返回的图片路径
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if (response.data && response.data.path) {
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setBackgroundImage(response.data.path);
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message.success('背景图片上传成功');
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// 保存背景设置到服务器
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await saveBackgroundSettings('image', response.data.path, backgroundSize);
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} else {
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message.error('上传失败：服务器返回格式不正确');
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}
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} catch (error) {
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console.error('上传失败:', error);
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message.error('背景图片上传失败，请重试');
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} finally {
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setUploading(false);
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}
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}
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}}
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style={{ display: 'none' }}
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id="backgroundFileInput"
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/>
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<Button onClick={() => document.getElementById('backgroundFileInput').click()}>上传图片</Button>
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<Button onClick={() => document.getElementById('backgroundFileInput').click()} loading={uploading}>上传图片</Button>
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<Select
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placeholder="图片大小"
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style={{ width: 100 }}
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value={backgroundSize}
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onChange={setBackgroundSize}
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onChange={async (size) => {
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setBackgroundSize(size);
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await saveBackgroundSettings(backgroundType, backgroundImage, size);
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}}
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>
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<Option value="contain">自适应</Option>
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<Option value="cover">覆盖</Option>
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@@ -10,6 +10,10 @@ export default defineConfig({
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'/api': {
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target: 'http://localhost:8000',
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changeOrigin: true
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},
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'/uploads': {
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target: 'http://localhost:8000',
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changeOrigin: true
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}
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}
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},
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