Allow broadcasting to a specific log channel (#40)

* Allow broadcasting to a specific log channel

* Fix  check condition

* Update src/ConnectionManager.php

* Update config/mqtt-client.php

---------

Co-authored-by: Namoshek <Namoshek@users.noreply.github.com>

Author: bsdnomad

config/mqtt-client.php

@@ -55,6 +55,10 @@
             // with the log level as configured.
             'enable_logging' => env('MQTT_ENABLE_LOGGING', true),
 
+            // Which logging channel to use for logs produced by the MQTT client.
+            // If left empty, the default log channel or stack is being used.
+            'log_channel' => env('MQTT_LOG_CHANNEL', null),
+
             // Defines which repository implementation shall be used. Currently,
             // only a MemoryRepository is supported.
             'repository' => MemoryRepository::class,

src/ConnectionManager.php

@@ -139,10 +139,15 @@ protected function createConnection(string $name): MqttClientContract
         $cleanSession   = (bool) Arr::get($config, 'use_clean_session', true);
         $repository     = Arr::get($config, 'repository', Repository::class);
         $loggingEnabled = (bool) Arr::get($config, 'enable_logging', true);
+        $logChannel     = Arr::get($config, 'log_channel', null);
 
         $settings   = $this->buildConnectionSettings(Arr::get($config, 'connection_settings', []));
         $repository = $this->application->make($repository);
         $logger     = $loggingEnabled ? $this->application->make('log') : null;
+			
+        if($logger && $logChannel) {
+            $logger = $logger->channel($logChannel);
+        }
 
         $client = new MqttClient($host, $port, $clientId, $protocol, $repository, $logger);
         $client->connect($settings, $cleanSession);