@class PXDiscoveryFeedDataSource, NSArray, PHPhotoLibrary, NSObject, PXDiscoveryFeedGenerationSession;
@protocol OS_dispatch_queue;
@interface PXDiscoveryFeedDataSourceManager : PXSectionedDataSourceManager {
PHPhotoLibrary *_photoLibrary;
NSObject<OS_dispatch_queue> *_workQueue;
NSArray *_assetCollections;
PXDiscoveryFeedGenerationSession *_session;
struct atomic_flag { _Atomic BOOL _Value; } _hasDispatchedCallToGetAdditionalItems;
}
@property (readonly, nonatomic) PXDiscoveryFeedDataSource *dataSource;
- (id)init;
- (id)createInitialDataSource;
- (id)initWithPhotoLibrary:(id)a0;
- (void).cxx_destruct;
- (void)_handleMoreContentLoadedWithDataSource:(id)a0;
- (void)_loadMoreContentWithCompletionHandler:(id /* block */)a0;
- (id)_requestMemoryWithCount:(long long)a0 beforeDate:(id)a1;
- (void)loadMoreContentWithCompletionHandler:(id /* block */)a0;
@end