Sravan
a427be9b6f
Prevents a 404 (e.g. /manifest.json fetched before deploy) from being cached on a device and persisting after the file exists — the cause of the manifest 404 on mobile but not desktop. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
31 lines
952 B
JavaScript
31 lines
952 B
JavaScript
// Small HTTP helpers shared across the server.
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const now = () => Date.now();
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const json = (res, code, body) => {
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// no-store: API/JSON responses (and 404s) must never be cached — a cached 404 for an asset
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// like /manifest.json would otherwise persist on a device even after the file is deployed.
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res.writeHead(code, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
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res.end(JSON.stringify(body));
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};
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function readBody(req) {
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return new Promise((resolve) => {
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let data = '';
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req.on('data', (c) => (data += c));
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req.on('end', () => {
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try { resolve(data ? JSON.parse(data) : {}); } catch { resolve({}); }
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});
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});
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}
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function parseCookies(req) {
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const out = {};
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(req.headers.cookie || '').split(';').forEach((c) => {
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const [k, ...v] = c.trim().split('=');
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if (k) out[k] = decodeURIComponent(v.join('='));
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});
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return out;
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}
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module.exports = { now, json, readBody, parseCookies };
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