From 1d7d4fe7064a9b63521f85b2fe1ad28ec14f15be Mon Sep 17 00:00:00 2001
From: Andrey Demenev <andrey@1crm.com>
Date: Sat, 22 Nov 2025 23:39:18 +0400
Subject: [PATCH] clean up state after disconnect

after disconnect, subscriptions and pending messages are lost, so there
is no point to keep them. When they are kept, after reconnect it is not
possible to resubscribe
---
 src/mqtt_client.erl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mqtt_client.erl b/src/mqtt_client.erl
index 7d1bf75..738a0df 100644
--- a/src/mqtt_client.erl
+++ b/src/mqtt_client.erl
@@ -613,7 +613,7 @@ handle_info({mqtt, disconnected}, State) ->
         Fun when is_function(Fun) ->
             spawn(fun() -> Fun(Self) end)
     end,
-    {noreply, State};
+    {noreply, State#state{pending_publishes = #{}, pending_subscriptions = #{}, pending_unsubscriptions = #{}, subscriber_map = #{}}};
 handle_info({mqtt, error, Error}, State) ->
     ?TRACE("handle_info({mqtt, disconnected}~n", []),
     Config = State#state.config,