void FOnlineUserCloudOculus::RequestEnumeratePagedBuckets(TSharedPtr<const FUniqueNetId> UserId, ovrCloudStorageMetadataArrayHandle previousPage)
{
auto Delegate = FOculusMessageOnCompleteDelegate::CreateLambda([this, UserId](ovrMessageHandle Message, bool bIsError)
{
const FString& BucketName(Buckets[EnumerateBucketsCounter]);
if (bIsError)
{
// NOTE: this may be too harsh. depending on the error we might be able to keep going.
// check when better error handling is enabled in t11136437
UE_LOG_ONLINE(Warning, TEXT("Failed to Enumerate bucket: %s"), *BucketName);
EnumerateBucketsCounter = -1;
EnumerateCache.Reset();
TriggerOnEnumerateUserFilesCompleteDelegates(false, *UserId);
return;
}
ovrCloudStorageMetadataArrayHandle response = ovr_Message_GetCloudStorageMetadataArray(Message);
// adds all the keys to the cache in the format: BucketName / Key
for (size_t i = 0; i < ovr_CloudStorageMetadataArray_GetSize(response); i++) {
ovrCloudStorageMetadataHandle Metadatum = ovr_CloudStorageMetadataArray_GetElement(response, i);
FString Key = ovr_CloudStorageMetadata_GetKey(Metadatum);
FString Filename = FString::Printf(TEXT("%s%s%s"), *BucketName, *SEPARATOR, *Key);
unsigned int Size = ovr_CloudStorageMetadata_GetDataSize(Metadatum);
EnumerateCache.Add(FCloudFileHeader("", Filename, Size));
}
// First check to see if we need to get another page of entires for this Bucket
if (ovr_CloudStorageMetadataArray_HasNextPage(response))
{
RequestEnumeratePagedBuckets(UserId, response);
}
// see if we need to move on to the next bucket
else if (EnumerateBucketsCounter < (Buckets.Num() - 1))
{
EnumerateBucketsCounter++;
RequestEnumeratePagedBuckets(UserId, nullptr);
}
// Otherwise we are done - notify the App
else
{
EnumerateBucketsCounter = -1;
TriggerOnEnumerateUserFilesCompleteDelegates(true, *UserId);
}
});
if (previousPage)
{
OculusSubsystem.AddRequestDelegate(ovr_CloudStorage_GetNextCloudStorageMetadataArrayPage(previousPage), std::move(Delegate));
}
else
{
OculusSubsystem.AddRequestDelegate(ovr_CloudStorage_LoadBucketMetadata(TCHAR_TO_UTF8(*Buckets[EnumerateBucketsCounter])), std::move(Delegate));
}
}
void FEpicSurvey::LoadSurveys()
{
Surveys.Empty();
SurveyIndexCloudFile = FCloudFileHeader();
FilenameToLoadCallbacks.Empty();
InitializationState = EContentInitializationState::Working;
if ( TitleCloud.IsValid() )
{
TitleCloud->ClearFiles();
TitleCloud->EnumerateFiles();
}
else
{
InitializationState = EContentInitializationState::Failure;
}
}
