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fixed preloading url issue

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This commit is contained in:
Dmitri 2026-03-31 15:45:56 +04:00
parent b2fd213fa3
commit a454109b79
1 changed files with 38 additions and 2 deletions
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40
frontend/src/hooks/usePreloadOrchestrator.ts
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@ -257,6 +257,8 @@ export function usePreloadOrchestrator(
// Map of original URL → decoded blob URL (ready to display instantly)
const readyBlobUrlsRef = useRef<Map<string, string>>(new Map());
// Set of URLs that failed cache lookup (prevents infinite retry loops)
const failedCacheLookupRef = useRef<Set<string>>(new Set());
// Use neighbor graph for determining what to preload
const neighborGraph = useNeighborGraph({
@ -278,11 +280,40 @@ export function usePreloadOrchestrator(
const createReadyBlobUrl = useCallback(
async (url: string, storageKey?: string): Promise<void> => {
try {
// Get blob from Cache API
const blob = await StorageManager.getAsset(url);
// Skip if we already know this URL is not in cache (prevents infinite loops)
if (failedCacheLookupRef.current.has(url)) {
return;
}
if (storageKey && failedCacheLookupRef.current.has(storageKey)) {
return;
}
// Try multiple URL formats to handle key mismatches
// (presigned URL vs proxy URL vs storage key)
let blob = await StorageManager.getAsset(url);
// If not found and we have a storage key, try that too
if (!blob && storageKey && storageKey !== url) {
blob = await StorageManager.getAsset(storageKey);
}
// Also try with the proxy URL format as fallback
if (!blob && storageKey) {
const proxyUrl = `${baseURLApi}/file/download?privateUrl=${encodeURIComponent(storageKey.replace(/^\/+/, ''))}`;
if (proxyUrl !== url) {
blob = await StorageManager.getAsset(proxyUrl);
}
}
if (!blob) {
// Mark as failed to prevent repeated lookups
failedCacheLookupRef.current.add(url);
if (storageKey) {
failedCacheLookupRef.current.add(storageKey);
}
logger.info('[PRELOAD] No blob found in cache', {
url: url.slice(-50),
storageKey: storageKey?.slice(-50),
});
return;
}
@ -370,6 +401,11 @@ export function usePreloadOrchestrator(
logger.info('[PRELOAD] Download complete', {
url: item.url.slice(-50),
});
// Clear failed cache lookup status since we just downloaded fresh
failedCacheLookupRef.current.delete(item.url);
if (item.storageKey) {
failedCacheLookupRef.current.delete(item.storageKey);
}
await createReadyBlobUrl(item.url, item.storageKey);
if (isPresignedUrl(item.url)) {
markPresignedUrlsVerified();