migration for OSInAppMessage -> OSInAppMessageInternal

Author: emawby

iOS_SDK/OneSignalSDK/Source/OSMigrationController.m

@@ -36,6 +36,7 @@ of this software and associated documentation files (the "Software"), to deal
 #import "OneSignalCommonDefines.h"
 #import "OSInAppMessagingDefines.h"
 #import "OneSignalHelper.h"
+#import "OSInAppMessageInternal.h"
 
 @interface OneSignal ()
 + (OSInfluenceDataRepository *)influenceDataRepository;
@@ -110,6 +111,32 @@ - (void)migrateIAMRedisplayCache {
     }
 }
 
+// OSInAppMessage has been made public
+// The old class has been renamed to OSInAppMessageInternal
+// We must set the new class name to the unarchiver to avoid crashing
+- (void)migrateToOSInAppMessageInternal {
+    let nameChangeVersion = 30700;
+    long sdkVersion = [OneSignalUserDefaults.initShared getSavedIntegerForKey:OSUD_CACHED_SDK_VERSION defaultValue:0];
+    if (sdkVersion < nameChangeVersion) {
+        [OneSignal onesignal_Log:ONE_S_LL_DEBUG message:[NSString stringWithFormat:@"Migrating OSInAppMessage from version: %ld", sdkVersion]];
+
+        [NSKeyedUnarchiver setClass:[OSInAppMessageInternal class] forClassName:@"OSInAppMessage"];
+        // Messages Array
+        NSArray<OSInAppMessageInternal *> *messages = [OneSignalUserDefaults.initStandard getSavedCodeableDataForKey:OS_IAM_MESSAGES_ARRAY
+                                                                                          defaultValue:[NSArray<OSInAppMessageInternal *> new]];
+        if (messages) {
+            [NSKeyedArchiver setClassName:@"OSInAppMessageInternal" forClass:[OSInAppMessageInternal class]];
+            [OneSignalUserDefaults.initStandard saveCodeableDataForKey:OS_IAM_MESSAGES_ARRAY withValue:messages];
+        }
+        
+        // Redisplay Messages Dict
+        NSMutableDictionary <NSString *, OSInAppMessageInternal *> *redisplayedInAppMessages = [[NSMutableDictionary alloc] initWithDictionary:[OneSignalUserDefaults.initStandard getSavedCodeableDataForKey:OS_IAM_REDISPLAY_DICTIONARY defaultValue:[NSMutableDictionary new]]];
+        if (redisplayedInAppMessages) {
+            [OneSignalUserDefaults.initStandard saveCodeableDataForKey:OS_IAM_REDISPLAY_DICTIONARY withValue:redisplayedInAppMessages];
+        }
+    }
+}
+
 - (void)saveCurrentSDKVersion {
     let currentVersion = [[OneSignal sdkVersionRaw] intValue];
     [OneSignalUserDefaults.initShared saveIntegerForKey:OSUD_CACHED_SDK_VERSION withValue:currentVersion];