64 lines
2.0 KiB
JavaScript
64 lines
2.0 KiB
JavaScript
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/**
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* diary-server.js
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* localhost:2626 で常時待機する軽量デーモン。
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* posimai-log のダイアリーパネルから diary.md を読み書きする。
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* Usage: npm run serve
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*/
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import http from 'http';
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import fs from 'fs';
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import path from 'path';
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import { fileURLToPath } from 'url';
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const DIARY_FILE = path.join(__dirname, '../diary.md');
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const PORT = 2626;
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const server = http.createServer((req, res) => {
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// localhost 専用サーバーなので CORS はワイルドカードで問題なし
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res.setHeader('Access-Control-Allow-Origin', '*');
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res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS');
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res.setHeader('Access-Control-Allow-Headers', 'Content-Type');
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if (req.method === 'OPTIONS') {
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res.writeHead(204);
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res.end();
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return;
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}
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// GET /diary → diary.md の内容を返す
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if (req.url === '/diary' && req.method === 'GET') {
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const content = fs.existsSync(DIARY_FILE)
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? fs.readFileSync(DIARY_FILE, 'utf8')
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: '';
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res.writeHead(200, { 'Content-Type': 'application/json' });
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res.end(JSON.stringify({ content }));
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return;
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}
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// POST /diary → diary.md に上書き保存
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if (req.url === '/diary' && req.method === 'POST') {
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let body = '';
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req.on('data', chunk => { body += chunk; });
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req.on('end', () => {
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try {
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const { content } = JSON.parse(body);
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fs.writeFileSync(DIARY_FILE, content ?? '', 'utf8');
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res.writeHead(200, { 'Content-Type': 'application/json' });
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res.end(JSON.stringify({ ok: true }));
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} catch {
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res.writeHead(400);
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res.end();
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}
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});
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return;
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}
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res.writeHead(404);
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res.end();
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});
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server.listen(PORT, '127.0.0.1', () => {
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console.log(`[diary-server] http://localhost:${PORT} ready`);
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console.log(`[diary-server] diary -> ${DIARY_FILE}`);
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});
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