elffuss-bot
42a4a9a67c
One parentless commit with only the files that the open seed tasks touch and the modules they import. The full squashed import (SPEC 8.6) is a later step: this tree is not the cutoff tree. T2T-StandIn-Source-Commit: 43f95b7333efe73aeaebf806023f17bffea27aba
52 lines
2.1 KiB
JavaScript
52 lines
2.1 KiB
JavaScript
// Arranque de la caché de modelos: (1) pide almacenamiento PERSISTENTE para que
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// el navegador no desaloje los pesos cacheados, y (2) registra el service worker
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// (sw.js) y espera a que CONTROLE la página antes de descargar nada — así hasta
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// la primera descarga queda cacheada. Idempotente y a prueba de fallos.
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let started = null;
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export function ensureModelCache() {
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if (started) return started;
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started = (async () => {
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try {
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if (navigator.storage && navigator.storage.persist) {
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const persisted = navigator.storage.persisted ? await navigator.storage.persisted() : false;
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const ok = persisted || await navigator.storage.persist();
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console.log('[elffuss] almacenamiento persistente:', ok);
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}
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} catch { /* no soportado */ }
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if (!('serviceWorker' in navigator)) return false;
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try {
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await navigator.serviceWorker.register('sw.js');
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await navigator.serviceWorker.ready;
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if (!navigator.serviceWorker.controller) {
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await new Promise(res => {
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const t = setTimeout(res, 1500);
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navigator.serviceWorker.addEventListener('controllerchange', () => { clearTimeout(t); res(); }, { once: true });
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});
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}
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console.log('[elffuss] caché de modelos activa (service worker)');
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return true;
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} catch (e) {
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console.warn('[elffuss] service worker no disponible:', e.message);
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return false;
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}
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})();
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return started;
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}
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// Espacio ocupado por la caché (para mostrarlo en Ajustes).
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export async function cacheEstimate() {
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try {
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const e = await navigator.storage.estimate();
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return { usage: e.usage || 0, quota: e.quota || 0, persisted: navigator.storage.persisted ? await navigator.storage.persisted() : false };
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} catch { return { usage: 0, quota: 0, persisted: false }; }
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}
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// Vaciar la caché de modelos (botón en Ajustes).
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export async function clearModelCache() {
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if (navigator.serviceWorker && navigator.serviceWorker.controller)
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navigator.serviceWorker.controller.postMessage('clear-models');
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try { await caches.delete('elffuss-models-v1'); } catch { /* */ }
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}
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