From a951be258fd815531e666f155dd25cf0787f663b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E7=8E=89=E5=9B=BD?=
 <chenyuguo@chenyuguos-iMac.local>
Date: Fri, 27 Oct 2023 18:04:38 +0800
Subject: [PATCH] Release 4.5.21

---
 SensorsAnalyticsSDK.podspec                   |  2 +-
 .../Core/Builder/SAIdentifier.h               |  4 +++
 .../Core/Builder/SAIdentifier.m               | 27 +++++++++++++++++++
 .../Core/SensorsAnalyticsSDK+Public.h         |  3 +++
 .../Core/SensorsAnalyticsSDK.m                | 12 ++++++++-
 .../Builder/SAIdentifierTest.m                | 13 +++++++++
 6 files changed, 59 insertions(+), 2 deletions(-)

diff --git a/SensorsAnalyticsSDK.podspec b/SensorsAnalyticsSDK.podspec
index fadaec78..24343c2c 100644
--- a/SensorsAnalyticsSDK.podspec
+++ b/SensorsAnalyticsSDK.podspec
@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "SensorsAnalyticsSDK"
-  s.version      = "4.5.20"
+  s.version      = "4.5.21"
   s.summary      = "The official iOS SDK of Sensors Analytics."
   s.homepage     = "http://www.sensorsdata.cn"
   s.source       = { :git => 'https://github.com/sensorsdata/sa-sdk-ios.git', :tag => "v#{s.version}" }
diff --git a/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.h b/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.h
index 01dd7e59..c30323ab 100644
--- a/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.h
+++ b/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.h
@@ -130,6 +130,10 @@ extern NSString * const kSALoginIdSpliceKey;
 /// 用于合并 H5 传过来的业务 ID
 - (NSDictionary *)mergeH5Identities:(NSDictionary *)identities eventType:(SAEventType)eventType;
 
+
+/// ID3 reset anonymous identity
+- (void)resetAnonymousIdentity:(nullable NSString *)identity;
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.m b/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.m
index 3dc12e51..0c04fa8f 100644
--- a/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.m
+++ b/SensorsAnalyticsSDK/Core/Builder/SAIdentifier.m
@@ -692,4 +692,31 @@ - (void)archiveIdentities:(NSDictionary *)identities {
     }
 }
 
+- (void)resetAnonymousIdentity:(NSString *)identity {
+    if (self.loginId) {
+        SALogError(@"you should not use this function when login");
+        return;
+    }
+    NSString *anonymousId = identity;
+    if (!anonymousId || anonymousId.length == 0) {
+        anonymousId = [NSUUID UUID].UUIDString;
+    }
+    dispatch_async(self.queue, ^{
+        //set anonymous id
+        self.anonymousId = anonymousId;
+        [self archiveAnonymousId:anonymousId];
+        //set anonymousId in identities
+        NSMutableDictionary *identities = [self.identities mutableCopy];
+        if (identities[kSAIdentitiesUniqueID]) {
+            identities[kSAIdentitiesUniqueID] = anonymousId;
+        }
+        if (identities[kSAIdentitiesUUID]) {
+            identities[kSAIdentitiesUUID] = anonymousId;
+        }
+        self.identities = identities;
+        [self archiveIdentities:identities];
+        [[NSNotificationCenter defaultCenter] postNotificationName:SA_TRACK_RESETANONYMOUSID_NOTIFICATION object:nil];
+    });
+}
+
 @end
diff --git a/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK+Public.h b/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK+Public.h
index 01a3997a..25325c45 100644
--- a/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK+Public.h
+++ b/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK+Public.h
@@ -219,6 +219,9 @@ extern NSString * const SensorsAnalyticsIdentityKeyEmail;
  */
 - (void)unbind:(NSString *)key value:(NSString *)value;
 
+/// ID3 reset anonymous identity
+- (void)resetAnonymousIdentity:(nullable NSString *)identity;
+
 #pragma mark - trackTimer
 /**
  开始事件计时
diff --git a/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK.m b/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK.m
index 8cf6ba96..5289af8d 100755
--- a/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK.m
+++ b/SensorsAnalyticsSDK/Core/SensorsAnalyticsSDK.m
@@ -64,7 +64,7 @@
 #import "SALimitKeyManager.h"
 #import "NSDictionary+SACopyProperties.h"
 
-#define VERSION @"4.5.20"
+#define VERSION @"4.5.21"
 
 void *SensorsAnalyticsQueueTag = &SensorsAnalyticsQueueTag;
 
@@ -669,6 +669,16 @@ - (void)unbind:(NSString *)key value:(NSString *)value {
     });
 }
 
+-(void)resetAnonymousIdentity:(NSString *)identity {
+    if (identity && ![identity isKindOfClass:[NSString class]]) {
+        SALogError(@"anonymous identity should be string");
+        return;
+    }
+    dispatch_async(self.serialQueue, ^{
+        [self.identifier resetAnonymousIdentity:identity];
+    });
+}
+
 - (void)track:(NSString *)event {
     [self track:event withProperties:nil];
 }
diff --git a/SensorsAnalyticsTests/Builder/SAIdentifierTest.m b/SensorsAnalyticsTests/Builder/SAIdentifierTest.m
index 991bab06..d7183456 100644
--- a/SensorsAnalyticsTests/Builder/SAIdentifierTest.m
+++ b/SensorsAnalyticsTests/Builder/SAIdentifierTest.m
@@ -580,4 +580,17 @@ - (void)testH5EventForNativeInitial {
     XCTAssertNotNil(native[kIDFV]);
 }
 
+- (void)testResetAnonymousIdentity {
+    NSString *distinctId = _identifier.distinctId;
+    [_identifier resetAnonymousIdentity:nil];
+    XCTAssertTrue(![distinctId isEqualToString:_identifier.distinctId]);
+    NSString *newDistinctId = _identifier.distinctId;
+    [_identifier resetAnonymousIdentity:@"dedea-deada-dadaed-deded"];
+    XCTAssertTrue(![newDistinctId isEqualToString:_identifier.distinctId]);
+    XCTAssertTrue([@"dedea-deada-dadaed-deded" isEqualToString:_identifier.distinctId]);
+    [_identifier loginWithKey:@"testKey" loginId:@"testLoginId"];
+    [_identifier resetAnonymousIdentity:@"dedea-deada-dadaed-deded"];
+    XCTAssertTrue([_identifier.distinctId isEqualToString:@"testKey+testLoginId"]);
+}
+
 @end