From 57ebbc7c45d14f9c6ce51b5264886981c7d44a86 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Leandro=20Ant=C3=B4nio=20Farias=20Machado?=
 <leandrofars@gmail.com>
Date: Fri, 16 Jun 2023 00:12:54 -0300
Subject: [PATCH] chore(controller): show alert on broker disconnection

---
 backend/services/controller/internal/mqtt/mqtt.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/backend/services/controller/internal/mqtt/mqtt.go b/backend/services/controller/internal/mqtt/mqtt.go
index 2db7a2a..ca5cf6d 100644
--- a/backend/services/controller/internal/mqtt/mqtt.go
+++ b/backend/services/controller/internal/mqtt/mqtt.go
@@ -140,6 +140,12 @@ func (m *Mqtt) startClient(devices, controller, disconnect, apiMsg chan *paho.Pu
 	clientConfig := paho.ClientConfig{
 		Conn:   conn,
 		Router: singleHandler,
+		OnServerDisconnect: func(disconnect *paho.Disconnect) {
+			log.Println("disconnected from mqtt server, reason code: ", disconnect.ReasonCode)
+		},
+		OnClientError: func(err error) {
+			log.Println(err)
+		},
 	}
 
 	return paho.NewClient(clientConfig)