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| const express = require('express');
const cors = require('cors');
const { Octokit } = require('@octokit/rest');
require('dotenv').config();
const app = express();
const PORT = process.env.PORT || 3001;
app.use(cors());
app.use(express.json({ limit: '10mb' }));
app.use(express.static('../frontend'));
const octokit = new Octokit({
auth: process.env.GITHUB_TOKEN
});
app.get('/api/health', (req, res) => {
res.json({ status: 'OK', message: 'Markdown Editor API is running' });
});
app.post('/api/save-markdown', async (req, res) => {
try {
const { content, filename, message, folder = '' } = req.body;
if (!content || !filename) {
return res.status(400).json({
success: false,
error: '内容和文件名是必需的'
});
}
const filePath = folder ? `${folder}/${filename}` : filename;
let sha = null;
try {
const existingFile = await octokit.repos.getContent({
owner: process.env.GITHUB_OWNER,
repo: process.env.GITHUB_REPO,
branch: process.env.GITHUB_BRANCH,
path: filePath
});
sha = existingFile.data.sha;
} catch (error) {
if (error.status !== 404) {
throw error;
}
}
const response = await octokit.repos.createOrUpdateFileContents({
owner: process.env.GITHUB_OWNER,
repo: process.env.GITHUB_REPO,
branch: process.env.GITHUB_BRANCH,
path: filePath,
message: message || `Update ${filename}`,
content: Buffer.from(content).toString('base64'),
sha: sha,
committer: {
name: process.env.COMMITTER_NAME || 'Markdown Editor',
email: process.env.COMMITTER_EMAIL || 'editor@example.com'
}
});
res.json({
success: true,
message: '文件上传成功',
url: response.data.content.html_url,
download_url: response.data.content.download_url
});
} catch (error) {
console.error('Error saving markdown:', error);
res.status(500).json({
success: false,
error: error.message || '保存文件时发生错误'
});
}
});
app.get('/api/files', async (req, res) => {
try {
const { folder = '' } = req.query;
const response = await octokit.repos.getContent({
owner: process.env.GITHUB_OWNER,
repo: process.env.GITHUB_REPO,
branch: process.env.GITHUB_BRANCH,
path: folder
});
const files = response.data
.filter(item => item.name.endsWith('.md'))
.map(item => ({
name: item.name,
path: item.path,
url: item.html_url,
download_url: item.download_url
}));
res.json({ success: true, files });
} catch (error) {
console.error('Error fetching files:', error);
res.status(500).json({
success: false,
error: error.message || '获取文件列表时发生错误'
});
}
});
app.use((error, req, res, next) => {
console.error('Unhandled error:', error);
res.status(500).json({
success: false,
error: '服务器内部错误'
});
});
app.listen(PORT, () => {
console.log(`🚀 Server running on http://localhost:${PORT}`);
console.log(`📝 Markdown Editor API ready`);
});
|
