CT Push notification improvements (#565)

Author: nzagorchev

LeanplumSDK/LeanplumSDK/Classes/Internal/Leanplum.m

@@ -1628,13 +1628,8 @@ + (void)setCleverTapOpenDeepLinksInForeground:(BOOL)openDeepLinksInForeground
     [manager setOpenDeepLinksInForeground:openDeepLinksInForeground];
 }
 
-+ (void)setHandleCleverTapNotification:(LeanplumHandleCleverTapNotificationBlock)block
++ (void)setHandleCleverTapNotification:(_Nullable LeanplumHandleCleverTapNotificationBlock)block
 {
-    if (!block) {
-        [self throwError:@"[Leanplum setHandleCleverTapNotification:] Nil block parameter "
-         @"provided."];
-        return;
-    }
     LP_TRY
     ((LPCTNotificationsManager *)[Leanplum notificationsManager]).handleCleverTapNotificationBlock = block;
     LP_END_TRY

LeanplumSDK/LeanplumSDK/Classes/Leanplum.h

@@ -145,9 +145,10 @@ typedef void (^LeanplumSetLocationBlock)(BOOL success);
 typedef BOOL (^LeanplumActionBlock)(LPActionContext* context);
 typedef void (^LeanplumHandleNotificationBlock)(void);
 typedef void (^LeanplumShouldHandleNotificationBlock)(NSDictionary *userInfo, LeanplumHandleNotificationBlock response);
+typedef void (^LeanplumCleverTapNotificationBlock)(BOOL openDeeplink);
 typedef void (^LeanplumHandleCleverTapNotificationBlock)(NSDictionary *userInfo,
                                                          BOOL isNotificationOpen,
-                                                         LeanplumHandleNotificationBlock response);
+                                                         LeanplumCleverTapNotificationBlock response);
 typedef void (^LeanplumPushSetupBlock)(void);
 /**@}*/
 
@@ -453,7 +454,7 @@ NS_SWIFT_NAME(defineAction(name:kind:args:options:present:dismiss:));
  * The block provides the notification userInfo, a bool if the push is received or opened, and a block with the default implementation.
  * @see LeanplumHandleCleverTapNotificationBlock for details.
  */
-+ (void)setHandleCleverTapNotification:(LeanplumHandleCleverTapNotificationBlock)block;
++ (void)setHandleCleverTapNotification:(_Nullable LeanplumHandleCleverTapNotificationBlock)block;
 
 /**
  * Sets if a Deliver event should be tracked when a Push Notification is received.

LeanplumSDK/LeanplumSDK/ClassesSwift/Migration/LPCTNotificationsManager.swift

@@ -57,8 +57,7 @@ import Foundation
     }
 
     func handleCleverTapNotification(userInfo: [AnyHashable : Any], event: NotificationEvent) {
-        let handleNotification = {
-            let openInForeground = self.openDeepLinksInForeground
+        let handleNotification:LeanplumCleverTapNotificationBlock = { openInForeground in
             self.handleWithCleverTapInstance {
                 Log.info("""
                     [Wrapper] Calling CleverTap.handlePushNotification:openDeepLinksInForeground: \
@@ -75,10 +74,10 @@ import Foundation
             return
         }
 
-        handleNotification()
+        handleNotification(openDeepLinksInForeground)
     }
 
-    func handleWithCleverTapInstance(action: @escaping () -> ()) {
+    @objc public func handleWithCleverTapInstance(action: @escaping () -> ()) {
         if MigrationManager.shared.hasLaunched {
             action()
         } else {