Baobhan Sith
192 lines
7.2 KiB
TypeScript
192 lines
7.2 KiB
TypeScript
import { Request, Response } from 'express';
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import * as appearanceService from '../services/appearance.service';
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import { UpdateAppearanceDto } from '../types/appearance.types';
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import multer from 'multer';
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import path from 'path';
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import fs from 'fs'; // Keep fs for sync operations if needed, add promises for async
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import fsp from 'fs/promises'; // Use fs.promises for async file operations
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// --- 背景图片上传配置 (保持不变) ---
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const backgroundStorage = multer.diskStorage({
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destination: (req, file, cb) => {
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const uploadPath = path.join(__dirname, '../../data/background/');
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// 确保目录存在
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fs.mkdirSync(uploadPath, { recursive: true });
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cb(null, uploadPath);
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},
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filename: (req, file, cb) => {
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const uniqueSuffix = Date.now() + '-' + Math.round(Math.random() * 1E9);
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const safeOriginalName = file.originalname.replace(/[^a-zA-Z0-9.]/g, '_');
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cb(null, uniqueSuffix + '-' + safeOriginalName);
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}
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});
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const backgroundUpload = multer({
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storage: backgroundStorage,
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fileFilter: (req, file, cb) => {
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const allowedTypes = ['image/jpeg', 'image/png', 'image/gif', 'image/webp', 'image/svg+xml'];
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if (allowedTypes.includes(file.mimetype)) {
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cb(null, true);
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} else {
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cb(new Error('只允许上传图片文件 (JPEG, PNG, GIF, WebP, SVG)！'));
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}
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},
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limits: { fileSize: 5 * 1024 * 1024 } // 限制文件大小为 5MB
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});
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/**
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* 获取外观设置 (保持不变)
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*/
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export const getAppearanceSettingsController = async (req: Request, res: Response): Promise<void> => {
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try {
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const settings = await appearanceService.getSettings();
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res.status(200).json(settings);
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} catch (error: any) {
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res.status(500).json({ message: '获取外观设置失败', error: error.message });
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}
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};
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/**
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* 更新外观设置 (保持不变)
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*/
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export const updateAppearanceSettingsController = async (req: Request, res: Response): Promise<void> => {
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try {
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const settingsDto: UpdateAppearanceDto = req.body;
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const success = await appearanceService.updateSettings(settingsDto);
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if (success) {
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const updatedSettings = await appearanceService.getSettings();
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res.status(200).json(updatedSettings);
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} else {
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res.status(500).json({ message: '更新外观设置似乎失败了' });
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}
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} catch (error: any) {
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res.status(400).json({ message: '更新外观设置失败', error: error.message });
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}
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};
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/**
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* 上传页面背景图片 (修改返回路径)
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*/
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export const uploadPageBackgroundController = async (req: Request, res: Response): Promise<void> => {
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if (!req.file) {
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res.status(400).json({ message: '没有上传文件' });
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return;
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}
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try {
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// 构建新的 API 路径
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const apiPath = `/api/v1/appearance/background/file/${req.file.filename}`;
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// 更新数据库中的设置，保存 API 路径
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await appearanceService.updateSettings({ pageBackgroundImage: apiPath });
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// 返回新的 API 路径给前端
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res.status(200).json({ message: '页面背景上传成功', filePath: apiPath });
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} catch (error: any) {
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if (req.file && fs.existsSync(req.file.path)) {
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fs.unlink(req.file.path, (err) => {
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if (err) console.error("删除上传失败的背景文件时出错:", err);
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});
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}
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res.status(500).json({ message: '上传页面背景失败', error: error.message });
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}
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};
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/**
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* 上传终端背景图片 (修改返回路径)
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*/
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export const uploadTerminalBackgroundController = async (req: Request, res: Response): Promise<void> => {
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if (!req.file) {
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res.status(400).json({ message: '没有上传文件' });
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return;
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}
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try {
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// 构建新的 API 路径
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const apiPath = `/api/v1/appearance/background/file/${req.file.filename}`;
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// 更新数据库中的设置，保存 API 路径
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await appearanceService.updateSettings({ terminalBackgroundImage: apiPath });
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// 返回新的 API 路径给前端
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res.status(200).json({ message: '终端背景上传成功', filePath: apiPath });
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} catch (error: any) {
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if (req.file && fs.existsSync(req.file.path)) {
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fs.unlink(req.file.path, (err) => {
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if (err) console.error("删除上传失败的背景文件时出错:", err);
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});
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}
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res.status(500).json({ message: '上传终端背景失败', error: error.message });
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}
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};
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/**
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* 获取背景图片文件
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*/
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export const getBackgroundFileController = async (req: Request, res: Response): Promise<void> => {
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const filename = req.params.filename;
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// 基本安全检查，防止路径遍历等
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if (!filename || typeof filename !== 'string' || filename.includes('..') || filename.includes('/')) {
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res.status(400).json({ message: '无效的文件名' });
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return;
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}
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try {
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// 构建文件的绝对路径 (基于 multer 的保存位置)
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const absolutePath = path.join(__dirname, '../../data/background/', filename);
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// 检查文件是否存在且可读
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await fsp.access(absolutePath, fs.constants.R_OK);
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// 发送文件
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res.sendFile(absolutePath, (err) => {
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if (err) {
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console.error(`[AppearanceController] 发送文件时出错 (${absolutePath}):`, err);
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// 避免在已发送响应头后再次发送
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if (!res.headersSent) {
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res.status(500).json({ message: '发送文件时出错' });
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}
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}
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});
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} catch (error: any) {
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if (error.code === 'ENOENT') {
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console.warn(`[AppearanceController] 请求的背景文件未找到: ${filename}`);
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res.status(404).json({ message: '文件未找到' });
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} else {
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console.error(`[AppearanceController] 获取背景文件时出错 (${filename}):`, error);
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res.status(500).json({ message: '获取背景文件时出错', error: error.message });
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}
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}
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};
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// 导出 multer 中间件以便在路由中使用 (保持不变)
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export const uploadPageBackgroundMiddleware = backgroundUpload.single('pageBackgroundFile');
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export const uploadTerminalBackgroundMiddleware = backgroundUpload.single('terminalBackgroundFile');
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/**
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* 移除页面背景图片 (保持不变，Service 层会处理路径解析)
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*/
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export const removePageBackgroundController = async (req: Request, res: Response): Promise<void> => {
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try {
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await appearanceService.removePageBackground();
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res.status(200).json({ message: '页面背景已移除' });
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} catch (error: any) {
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res.status(500).json({ message: '移除页面背景失败', error: error.message });
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}
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};
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/**
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* 移除终端背景图片 (保持不变，Service 层会处理路径解析)
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*/
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export const removeTerminalBackgroundController = async (req: Request, res: Response): Promise<void> => {
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try {
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await appearanceService.removeTerminalBackground();
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res.status(200).json({ message: '终端背景已移除' });
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} catch (error: any) {
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res.status(500).json({ message: '移除终端背景失败', error: error.message });
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}
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};
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