From 373966f78f8d00e3506f6caf4a3d30114c785131 Mon Sep 17 00:00:00 2001
From: Aodh O Lionaird <aodhol@gmail.com>
Date: Thu, 25 Sep 2025 14:31:33 +0200
Subject: [PATCH] Expose update time

---
 Sources/SPTPersistentCache.m                         |  3 ++-
 Sources/SPTPersistentCacheRecord+Private.h           |  5 +++++
 Sources/SPTPersistentCacheRecord.m                   | 12 +++++++++++-
 .../SPTPersistentCache/SPTPersistentCacheRecord.h    |  4 ++++
 4 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/Sources/SPTPersistentCache.m b/Sources/SPTPersistentCache.m
index 3dc480c..1a7a897 100644
--- a/Sources/SPTPersistentCache.m
+++ b/Sources/SPTPersistentCache.m
@@ -589,7 +589,8 @@ - (void)loadDataForKeySync:(NSString *)key
             SPTPersistentCacheRecord *record = [[SPTPersistentCacheRecord alloc] initWithData:payload
                                                                                           key:key
                                                                                      refCount:refCount
-                                                                                          ttl:ttl];
+                                                                                          ttl:ttl
+                                                                                   updateTime:localHeader.updateTimeSec];
 
             SPTPersistentCacheResponse *response = [[SPTPersistentCacheResponse alloc] initWithResult:SPTPersistentCacheResponseCodeOperationSucceeded
                                                                                                 error:nil
diff --git a/Sources/SPTPersistentCacheRecord+Private.h b/Sources/SPTPersistentCacheRecord+Private.h
index a38c7d9..cedbd25 100644
--- a/Sources/SPTPersistentCacheRecord+Private.h
+++ b/Sources/SPTPersistentCacheRecord+Private.h
@@ -27,4 +27,9 @@
                     refCount:(NSUInteger)refCount
                          ttl:(NSUInteger)ttl;
 
+- (instancetype)initWithData:(NSData *)data
+                         key:(NSString *)key
+                    refCount:(NSUInteger)refCount
+                         ttl:(NSUInteger)ttl
+                  updateTime:(NSUInteger)updateTime;
 @end
diff --git a/Sources/SPTPersistentCacheRecord.m b/Sources/SPTPersistentCacheRecord.m
index 7d14ea5..c046047 100644
--- a/Sources/SPTPersistentCacheRecord.m
+++ b/Sources/SPTPersistentCacheRecord.m
@@ -29,6 +29,15 @@ - (instancetype)initWithData:(NSData *)data
                          key:(NSString *)key
                     refCount:(NSUInteger)refCount
                          ttl:(NSUInteger)ttl
+{
+    return [self initWithData:data key:key refCount:refCount ttl:ttl updateTime:0];
+}
+
+- (instancetype)initWithData:(NSData *)data
+                         key:(NSString *)key
+                    refCount:(NSUInteger)refCount
+                         ttl:(NSUInteger)ttl
+                  updateTime:(NSUInteger)updateTime
 {
     self = [super init];
     if (self) {
@@ -36,6 +45,7 @@ - (instancetype)initWithData:(NSData *)data
         _ttl = ttl;
         _key = [key copy];
         _data = data;
+        _updateTime = updateTime;
     }
     return self;
 }
@@ -49,7 +59,7 @@ - (NSString *)description
 
 - (NSString *)debugDescription
 {
-    return SPTPersistentCacheObjectDescription(self, self.key, @"key", @(self.ttl), @"ttl", @(self.refCount), @"ref-count");
+    return SPTPersistentCacheObjectDescription(self, self.key, @"key", @(self.ttl), @"ttl", @(self.updateTime), @"updated", @(self.refCount), @"ref-count");
 }
 
 @end
diff --git a/include/SPTPersistentCache/SPTPersistentCacheRecord.h b/include/SPTPersistentCache/SPTPersistentCacheRecord.h
index bf535a9..8f421b7 100644
--- a/include/SPTPersistentCache/SPTPersistentCacheRecord.h
+++ b/include/SPTPersistentCache/SPTPersistentCacheRecord.h
@@ -48,6 +48,10 @@ NS_ASSUME_NONNULL_BEGIN
  Data that was initially passed into storeData:...
  */
 @property (nonatomic, strong, readonly) NSData *data;
+/*
+ * Update time of the record (when it was last stored or accessed)
+ */
+@property (nonatomic, assign, readonly) NSUInteger updateTime;
 
 @end