From abaa83df342923e1cd3aa520d9e524623d4284e2 Mon Sep 17 00:00:00 2001
From: Artur Guseinov <arthur.guseinov@gmail.com>
Date: Mon, 29 Jan 2024 19:36:01 +0300
Subject: [PATCH] Update NotifySubsctiptionsUpdater.swift

---
 .../Client/Wallet/NotifySubsctiptionsUpdater.swift        | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Sources/WalletConnectNotify/Client/Wallet/NotifySubsctiptionsUpdater.swift b/Sources/WalletConnectNotify/Client/Wallet/NotifySubsctiptionsUpdater.swift
index 367e3b23a..6b48492d0 100644
--- a/Sources/WalletConnectNotify/Client/Wallet/NotifySubsctiptionsUpdater.swift
+++ b/Sources/WalletConnectNotify/Client/Wallet/NotifySubsctiptionsUpdater.swift
@@ -42,9 +42,13 @@ final class NotifySubsctiptionsUpdater {
                 try kms.setSymmetricKey(symKey, for: subscription.topic)
             }
 
-            let topics = newSubscriptions.map { $0.topic }
+            let topicsToSubscribe = newSubscriptions.map { $0.topic }
 
-            try await networkingInteractor.batchSubscribe(topics: topics)
+            let oldTopics = Set(oldSubscriptions.map { $0.topic })
+            let topicsToUnsubscribe = Array(oldTopics.subtracting(topicsToSubscribe))
+
+            try await networkingInteractor.batchUnsubscribe(topics: topicsToUnsubscribe)
+            try await networkingInteractor.batchSubscribe(topics: topicsToSubscribe)
 
             try Task.checkCancellation()