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fix(data): replace DATA_VERSION cache-buster with minute-rounded timestamp

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Lucas Kalil 2026-06-18 18:25:49 -03:00
parent c90e7ba42b
commit fd7d644a66
1 changed files with 12 additions and 4 deletions
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16
assets/js/app.js
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@ -15,7 +15,15 @@ import { initStats } from './stats.js';
let data = null; let data = null;
const DATA_VERSION = '2026-06-18-rev3'; // Cache-buster rounded down to the current minute: the URL stays stable within
// the same minute (so the browser can reuse the response) but changes every
// minute, guaranteeing a fresh fetch without ever serving a stale results.json.
function dataCacheBust() {
const now = new Date();
now.setSeconds(0);
now.setMilliseconds(0);
return now.getTime();
}
// Optional data layers for the post-tournament stats screen (players, awards, // Optional data layers for the post-tournament stats screen (players, awards,
// editorial — see .agents/stats-screen-plan.md §0.2). They don't exist yet, so // editorial — see .agents/stats-screen-plan.md §0.2). They don't exist yet, so
@ -25,7 +33,7 @@ const DATA_VERSION = '2026-06-18-rev3';
// error). Never throws — the stats screen lights these up as the JSON lands. // error). Never throws — the stats screen lights these up as the JSON lands.
async function loadOptional(name, fallback) { async function loadOptional(name, fallback) {
try { try {
const res = await fetch(`data/${name}.json?v=${DATA_VERSION}`); const res = await fetch(`data/${name}.json?t=${dataCacheBust()}`);
if (!res.ok) return fallback; // not provided yet → empty, no noise if (!res.ok) return fallback; // not provided yet → empty, no noise
return await res.json(); return await res.json();
} catch (err) { } catch (err) {
@ -40,7 +48,7 @@ export async function loadData() {
// Core files are mandatory: a failure here is fatal (throws → showError()). // Core files are mandatory: a failure here is fatal (throws → showError()).
const corePromise = Promise.all( const corePromise = Promise.all(
files.map(async (name) => { files.map(async (name) => {
const res = await fetch(`data/${name}.json?v=${DATA_VERSION}`); const res = await fetch(`data/${name}.json?t=${dataCacheBust()}`);
if (!res.ok) throw new Error(`data/${name}.json — HTTP ${res.status}`); if (!res.ok) throw new Error(`data/${name}.json — HTTP ${res.status}`);
return res.json(); return res.json();
}), }),
@ -95,7 +103,7 @@ async function pollResults() {
if (tournamentOver()) { stopResultsPolling(); return; } if (tournamentOver()) { stopResultsPolling(); return; }
let results; let results;
try { try {
// ?t bypasses the frozen DATA_VERSION + Hostinger's missing cache headers // ?t + no-store bypasses Hostinger's missing cache headers (same scheme loadData uses)
const res = await fetch(`data/results.json?t=${Date.now()}`, { cache: 'no-store' }); const res = await fetch(`data/results.json?t=${Date.now()}`, { cache: 'no-store' });
if (!res.ok) return; if (!res.ok) return;
results = await res.json(); results = await res.json();