From fe6a65adb5a63d292f9c790bb1e4ff26f31dd2e5 Mon Sep 17 00:00:00 2001
From: Steven Nguyen <stnguyen90@users.noreply.github.com>
Date: Fri, 3 May 2024 18:47:17 -0700
Subject: [PATCH] fix(flutter): fix concurrent modification error when closing
 socket

Since subscription.close() modifies _subscriptions, we need to create a
separate list to avoid concurrent modification error.
---
 templates/flutter/lib/src/realtime_mixin.dart.twig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/templates/flutter/lib/src/realtime_mixin.dart.twig b/templates/flutter/lib/src/realtime_mixin.dart.twig
index e5dfd532e..29a0bcc8f 100644
--- a/templates/flutter/lib/src/realtime_mixin.dart.twig
+++ b/templates/flutter/lib/src/realtime_mixin.dart.twig
@@ -87,8 +87,8 @@ mixin RealtimeMixin {
             break;
         }
       }, onDone: () {
-        if (!_notifyDone || _creatingSocket) return;
-        for (var subscription in _subscriptions.values) {
+        final subscriptions = List.from(_subscriptions.values);
+        for (var subscription in subscriptions) {
           subscription.close();
         }
         _channels.clear();