Files
9router/src/app/api/version/route.js

62 lines
1.8 KiB
JavaScript

import https from "https";
import pkg from "../../../../package.json" with { type: "json" };
const NPM_PACKAGE_NAME = "9router";
const VERSION_CACHE_TTL_MS = 3600000; // cache npm latest lookup for 1h
// Survive hot reload; one cache per process
const versionCache = (global.__npmVersionCache ??= { value: null, fetchedAt: 0 });
// Fetch latest version from npm registry
function fetchLatestVersion() {
return new Promise((resolve) => {
const req = https.get(
`https://registry.npmjs.org/${NPM_PACKAGE_NAME}/latest`,
{ timeout: 4000 },
(res) => {
let data = "";
res.on("data", (chunk) => (data += chunk));
res.on("end", () => {
try {
resolve(JSON.parse(data).version || null);
} catch {
resolve(null);
}
});
}
);
req.on("error", () => resolve(null));
req.on("timeout", () => { req.destroy(); resolve(null); });
});
}
function compareVersions(a, b) {
const pa = a.split(".").map(Number);
const pb = b.split(".").map(Number);
for (let i = 0; i < 3; i++) {
if (pa[i] > pb[i]) return 1;
if (pa[i] < pb[i]) return -1;
}
return 0;
}
async function getLatestVersionCached() {
if (versionCache.value && Date.now() - versionCache.fetchedAt < VERSION_CACHE_TTL_MS) {
return versionCache.value;
}
const latest = await fetchLatestVersion();
if (latest) {
versionCache.value = latest;
versionCache.fetchedAt = Date.now();
}
return latest;
}
export async function GET() {
const latestVersion = await getLatestVersionCached();
const currentVersion = pkg.version;
const hasUpdate = latestVersion ? compareVersions(latestVersion, currentVersion) > 0 : false;
return Response.json({ currentVersion, latestVersion, hasUpdate });
}