42 lines
1.9 KiB
JavaScript
42 lines
1.9 KiB
JavaScript
import { coverURL } from './ui-core.js';
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export function createCoverRepair({get, post, apply}) {
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const failures = new Map(), touched = new Map(), pending = new Set(), retryAt = new Map(), repaired = new Map();
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async function repair(id) {
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const drama = get(id);
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if (!drama) return;
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const now = Date.now(), observed = coverURL(drama);
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if (observed && failures.get(id) !== observed || pending.has(id) || now < (retryAt.get(id) || 0)) return;
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pending.add(id);
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retryAt.set(id, now + 300000);
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try {
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const result = await post('/api/ui/cover/repair', {dramaId: id, cover: observed});
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retryAt.set(id, Date.now() + Math.max(300, Number(result.retryAfter) || 0) * 1000);
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if (result.dramaId !== id || typeof result.cover !== 'string' || !result.cover.startsWith('/api/ui/image?') || !get(id) || coverURL(get(id)) !== observed) return;
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failures.delete(id);
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if (result.cover !== observed) repaired.set(id, {previous: observed, address: result.cover, expires: retryAt.get(id)});
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apply(id, result.cover, observed);
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} catch {}
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finally {pending.delete(id);}
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}
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return {
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updated(id) {failures.delete(id); retryAt.set(id, Date.now() + 300000); touched.set(id, Date.now());},
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reconcile(drama) {
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const latest = repaired.get(drama.id);
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if (!latest) return drama;
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if (Date.now() >= latest.expires) {repaired.delete(drama.id); return drama;}
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if (coverURL(drama) === latest.previous) {drama.cover = latest.address; drama.coverUrl = latest.address;}
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return drama;
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},
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touch(id) {touched.set(id, Date.now()); void repair(id);},
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failed(id, address) {
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if (!get(id) || coverURL(get(id)) !== address) return;
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failures.set(id, address);
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if (Date.now() - (touched.get(id) || 0) < 60000) void repair(id);
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},
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loaded(id, address) {if (failures.get(id) === address) failures.delete(id);}
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};
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}
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