Only backup every N hours.

Signal/src/util/OWSBackup.h

@@ -4,25 +4,17 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-// extern NSString *const OWSBackup_FileExtension;
-
 extern NSString *const NSNotificationNameBackupStateDidChange;
 
-//@protocol OWSBackupDelegate <NSObject>
-//
-//- (void)backupStateDidChange;
-//
-//- (void)backupProgressDidChange;
-//
-//@end
-//
-//#pragma mark -
-
 typedef NS_ENUM(NSUInteger, OWSBackupState) {
-    OWSBackupState_AtRest = 0,
+    // Has never backed up, not trying to backup yet.
+    OWSBackupState_Idle = 0,
+    // Backing up.
     OWSBackupState_InProgress,
-    //    OWSBackupState_Cancelled,
+    // Last backup failed.
     OWSBackupState_Failed,
+    // Last backup succeeded.
+    OWSBackupState_Succeeded,
 };
 
 @class TSThread;
@@ -31,17 +23,6 @@ typedef NS_ENUM(NSUInteger, OWSBackupState) {
 
 @property (nonatomic, readonly) OWSBackupState backupExportState;
 
-//@property (nonatomic, readonly) CGFloat backupProgress;
-//
-//// If non-nil, backup is encrypted.
-//@property (nonatomic, nullable, readonly) NSString *backupPassword;
-//
-//// Only applies to "backup export" task.
-//@property (nonatomic, nullable, readonly) TSThread *currentThread;
-//
-//@property (nonatomic, readonly) NSString *backupZipPath;
-//
-
 - (instancetype)init NS_UNAVAILABLE;
 
 + (instancetype)sharedManager;
@@ -51,14 +32,6 @@ typedef NS_ENUM(NSUInteger, OWSBackupState) {
 
 - (void)setup;
 
-//- (void)exportBackup:(nullable TSThread *)currentThread skipPassword:(BOOL)skipPassword;
-//
-//- (void)importBackup:(NSString *)backupZipPath password:(NSString *_Nullable)password;
-//
-//- (void)cancel;
-//
-//+ (void)applicationDidFinishLaunching;
-
 @end
 
 NS_ASSUME_NONNULL_END