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add failure TTL to prevent infinite OG fetch retry loop

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ved015 2026-04-06 13:32:13 +05:30
parent 0360066f49
commit c261a840da
1 changed files with 9 additions and 0 deletions
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9
apps/web/components/memories-grid.tsx
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@ -75,11 +75,18 @@ type OgData = {
const ogCache = new Map<string, OgData>()
const ogInflight = new Map<string, Promise<OgData | null>>()
const ogFailures = new Map<string, number>()
const OG_FAILURE_TTL = 30_000
function fetchOgData(url: string): Promise<OgData | null> {
const cached = ogCache.get(url)
if (cached) return Promise.resolve(cached)
const failedAt = ogFailures.get(url)
if (failedAt && Date.now() - failedAt < OG_FAILURE_TTL) {
return Promise.resolve(null)
}
const inflight = ogInflight.get(url)
if (inflight) return inflight
@ -92,10 +99,12 @@ function fetchOgData(url: string): Promise<OgData | null> {
const result: OgData = { title: data?.title, image: data?.image }
ogCache.set(url, result)
ogInflight.delete(url)
ogFailures.delete(url)
return result
})
.catch(() => {
ogInflight.delete(url)
ogFailures.set(url, Date.now())
return null
})