// Persistent per-user exclusion list for story read-receipts. Lookup is by // user pk (string). Excluded users get normal seen behavior — your view // shows up in their viewer list as if RyukGram weren't installed. #import @interface SCIExcludedStoryUsers : NSObject + (BOOL)isFeatureEnabled; + (BOOL)isUserPKExcluded:(NSString *)pk; + (NSDictionary *)entryForPK:(NSString *)pk; + (NSArray *)allEntries; + (NSUInteger)count; + (void)addOrUpdateEntry:(NSDictionary *)entry; // {pk, username, fullName} + (void)removePK:(NSString *)pk; @end