feat: 新增音乐控制按钮并完善音乐相关逻辑
This commit is contained in:
151
server.js
151
server.js
@@ -13,14 +13,15 @@ const app = express();
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const PORT = 3000;
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const CONFIG_FILE_PATH = path.join(__dirname, 'data', 'config.json');
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// 创建上传目录
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// ===================== 原有图片上传配置(保留) =====================
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// 创建图片上传目录
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const uploadDir = path.join(__dirname, 'uploads');
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if (!fs.existsSync(uploadDir)) {
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fs.mkdirSync(uploadDir, { recursive: true });
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}
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// 配置multer
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const storage = multer.diskStorage({
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// 图片上传multer配置
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const imageStorage = multer.diskStorage({
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destination: (req, file, cb) => {
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cb(null, uploadDir);
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},
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@@ -32,8 +33,8 @@ const storage = multer.diskStorage({
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}
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});
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const upload = multer({
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storage,
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const imageUpload = multer({
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storage: imageStorage,
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limits: { fileSize: 5 * 1024 * 1024 }, // 5MB限制
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fileFilter: (req, file, cb) => {
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const allowedTypes = /jpeg|jpg|png|gif/;
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@@ -47,15 +48,55 @@ const upload = multer({
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}
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});
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// 中间件
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// ===================== 新增:音乐上传配置 =====================
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// 创建音乐上传目录(对应前端访问路径)
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const musicUploadDir = path.join(__dirname, 'public', 'assets', 'music');
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// 确保目录存在(不存在则创建)
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if (!fs.existsSync(musicUploadDir)) {
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fs.mkdirSync(musicUploadDir, { recursive: true });
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}
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// 音乐上传multer配置
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const musicStorage = multer.diskStorage({
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destination: (req, file, cb) => {
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cb(null, musicUploadDir); // 保存到public/assets/music
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},
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filename: (req, file, cb) => {
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// 保留原文件名+时间戳,避免重复
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const timestamp = Date.now();
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const ext = path.extname(file.originalname);
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const filename = `${timestamp}${ext}`;
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cb(null, filename);
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}
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});
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const musicUpload = multer({
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storage: musicStorage,
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limits: { fileSize: 10 * 1024 * 1024 }, // 10MB音乐文件限制
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fileFilter: (req, file, cb) => {
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// 仅允许MP3格式
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const allowedTypes = /mp3/;
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const extname = allowedTypes.test(path.extname(file.originalname).toLowerCase());
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const mimetype = allowedTypes.test(file.mimetype) || file.mimetype === 'audio/mpeg';
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if (extname && mimetype) {
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return cb(null, true);
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} else {
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cb(new Error('只允许上传MP3格式的音频文件!'));
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}
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}
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});
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// ===================== 中间件(保留+优化) =====================
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app.use(cors());
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app.use(express.json());
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// 静态文件服务(Vue应用和上传的图片)
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// 静态文件服务(Vue应用、上传的图片、音乐文件)
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app.use(express.static(path.join(__dirname, 'dist')));
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app.use('/uploads', express.static(uploadDir));
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app.use('/assets/music', express.static(musicUploadDir)); // 新增:音乐文件静态访问
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// API: 获取配置数据
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// ===================== 原有API(保留) =====================
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// API: 获取整体配置数据
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app.get('/api/config', (req, res) => {
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try {
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const configData = fs.readFileSync(CONFIG_FILE_PATH, 'utf8');
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@@ -66,7 +107,7 @@ app.get('/api/config', (req, res) => {
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}
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});
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// API: 保存配置数据
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// API: 保存整体配置数据
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app.post('/api/config', (req, res) => {
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try {
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fs.writeFileSync(CONFIG_FILE_PATH, JSON.stringify(req.body, null, 2), 'utf8');
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@@ -76,19 +117,92 @@ app.post('/api/config', (req, res) => {
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res.status(500).json({ error: '保存配置文件失败' });
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}
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});
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// 第78行(新增位置)
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// API: 获取音乐配置
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// ===================== 新增:音乐专属API =====================
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// API: 获取音乐配置(单独返回musicConfig)
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app.get('/api/musicConfig', (req, res) => {
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try {
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const configData = fs.readFileSync(CONFIG_FILE_PATH, 'utf8');
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const config = JSON.parse(configData);
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res.json(config.musicConfig || { enabled: false });
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// 兜底:如果没有musicConfig,返回默认值
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res.json(config.musicConfig || {
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enabled: false,
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filePath: '/assets/music/background.mp3'
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});
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} catch (error) {
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res.status(500).json({ enabled: false });
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console.error('读取音乐配置失败:', error);
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res.status(500).json({
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enabled: false,
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filePath: '/assets/music/background.mp3'
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});
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}
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});
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// API: 更新音乐配置(仅更新musicConfig节点,不影响其他配置)
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app.post('/api/musicConfig', (req, res) => {
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try {
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// 1. 读取原有配置
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const configData = fs.readFileSync(CONFIG_FILE_PATH, 'utf8');
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const config = JSON.parse(configData);
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// 2. 校验参数
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const { enabled, filePath } = req.body;
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if (typeof enabled !== 'boolean' || !filePath) {
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return res.status(400).json({
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success: false,
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error: '参数错误:enabled必须为布尔值,filePath不能为空'
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});
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}
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// 3. 更新musicConfig节点(保留其他配置不变)
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config.musicConfig = { enabled, filePath };
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// 4. 写入配置文件
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fs.writeFileSync(CONFIG_FILE_PATH, JSON.stringify(config, null, 2), 'utf8');
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res.json({
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success: true,
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data: config.musicConfig
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});
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} catch (error) {
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console.error('更新音乐配置失败:', error);
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res.status(500).json({
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success: false,
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error: '更新音乐配置失败'
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});
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}
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});
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// API: 上传音乐文件
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app.post('/api/upload/music', musicUpload.single('musicFile'), (req, res) => {
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try {
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if (!req.file) {
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return res.status(400).json({
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success: false,
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error: '没有选择要上传的音乐文件'
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});
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}
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// 返回前端可访问的音乐路径(对应public/assets/music)
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const relativePath = `/assets/music/${req.file.filename}`;
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res.json({
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success: true,
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filePath: relativePath, // 音乐访问路径
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filename: req.file.filename,
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originalName: req.file.originalname
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});
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} catch (error) {
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console.error('音乐文件上传失败:', error);
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res.status(500).json({
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success: false,
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error: error.message || '音乐文件上传失败'
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});
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}
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});
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// ===================== 原有图片上传/删除API(保留) =====================
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// API: 上传图片
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app.post('/api/upload', upload.single('image'), (req, res) => {
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app.post('/api/upload', imageUpload.single('image'), (req, res) => {
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try {
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if (!req.file) {
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return res.status(400).json({ error: '没有文件上传' });
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@@ -125,16 +239,23 @@ app.delete('/api/upload/:filename', (req, res) => {
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}
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});
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// ===================== 前端路由兼容(保留) =====================
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// 处理Vue Router历史模式 - 使用正则表达式代替通配符
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app.get(/^((?!\/api).)*$/, (req, res) => {
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res.sendFile(path.join(__dirname, 'dist', 'index.html'));
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});
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// ===================== 服务器启动(保留+优化) =====================
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// 启动服务器并监听错误
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const server = app.listen(PORT, '0.0.0.0', () => {
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console.log(`服务器运行在 http://localhost:${PORT}`);
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console.log('服务器已成功启动,可以访问 http://localhost:3000');
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console.log('API端点: GET/POST /api/config');
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console.log('API端点:');
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console.log(' - 整体配置: GET/POST /api/config');
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console.log(' - 音乐配置: GET/POST /api/musicConfig');
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console.log(' - 图片上传: POST /api/upload');
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console.log(' - 音乐上传: POST /api/upload/music');
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console.log(' - 图片删除: DELETE /api/upload/:filename');
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});
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// 监听服务器错误
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